8
0

renderer.js 146 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365136613671368136913701371137213731374137513761377137813791380138113821383138413851386138713881389139013911392139313941395139613971398139914001401140214031404140514061407140814091410141114121413141414151416141714181419142014211422142314241425142614271428142914301431143214331434143514361437143814391440144114421443144414451446144714481449145014511452145314541455145614571458145914601461146214631464146514661467146814691470147114721473147414751476147714781479148014811482148314841485148614871488148914901491149214931494149514961497149814991500150115021503150415051506150715081509151015111512151315141515151615171518151915201521152215231524152515261527152815291530153115321533153415351536153715381539154015411542154315441545154615471548154915501551155215531554155515561557155815591560156115621563156415651566156715681569157015711572157315741575157615771578157915801581158215831584158515861587158815891590159115921593159415951596159715981599160016011602160316041605160616071608160916101611161216131614161516161617161816191620162116221623162416251626162716281629163016311632163316341635163616371638163916401641164216431644164516461647164816491650165116521653165416551656165716581659166016611662166316641665166616671668166916701671167216731674167516761677167816791680168116821683168416851686168716881689169016911692169316941695169616971698169917001701170217031704170517061707170817091710171117121713171417151716171717181719172017211722172317241725172617271728172917301731173217331734173517361737173817391740174117421743174417451746174717481749175017511752175317541755175617571758175917601761176217631764176517661767176817691770177117721773177417751776177717781779178017811782178317841785178617871788178917901791179217931794179517961797179817991800180118021803180418051806180718081809181018111812181318141815181618171818181918201821182218231824182518261827182818291830183118321833183418351836183718381839184018411842184318441845184618471848184918501851185218531854185518561857185818591860186118621863186418651866186718681869187018711872187318741875187618771878187918801881188218831884188518861887188818891890189118921893189418951896189718981899190019011902190319041905190619071908190919101911191219131914191519161917191819191920192119221923192419251926192719281929193019311932193319341935193619371938193919401941194219431944194519461947194819491950195119521953195419551956195719581959196019611962196319641965196619671968196919701971197219731974197519761977197819791980198119821983198419851986198719881989199019911992199319941995199619971998199920002001200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025202620272028202920302031203220332034203520362037203820392040204120422043204420452046204720482049205020512052205320542055205620572058205920602061206220632064206520662067206820692070207120722073207420752076207720782079208020812082208320842085208620872088208920902091209220932094209520962097209820992100210121022103210421052106210721082109211021112112211321142115211621172118211921202121212221232124212521262127212821292130213121322133213421352136213721382139214021412142214321442145214621472148214921502151215221532154215521562157215821592160216121622163216421652166216721682169217021712172217321742175217621772178217921802181218221832184218521862187218821892190219121922193219421952196219721982199220022012202220322042205220622072208220922102211221222132214221522162217221822192220222122222223222422252226222722282229223022312232223322342235223622372238223922402241224222432244224522462247224822492250225122522253225422552256225722582259226022612262226322642265226622672268226922702271227222732274227522762277227822792280228122822283228422852286228722882289229022912292229322942295229622972298229923002301230223032304230523062307230823092310231123122313231423152316231723182319232023212322232323242325232623272328232923302331233223332334233523362337233823392340234123422343234423452346234723482349235023512352235323542355235623572358235923602361236223632364236523662367236823692370237123722373237423752376237723782379238023812382238323842385238623872388238923902391239223932394239523962397239823992400240124022403240424052406240724082409241024112412241324142415241624172418241924202421242224232424242524262427242824292430243124322433243424352436243724382439244024412442244324442445244624472448244924502451245224532454245524562457245824592460246124622463246424652466246724682469247024712472247324742475247624772478247924802481248224832484248524862487248824892490249124922493249424952496249724982499250025012502250325042505250625072508250925102511251225132514251525162517251825192520252125222523252425252526252725282529253025312532253325342535253625372538253925402541254225432544254525462547254825492550255125522553255425552556255725582559256025612562256325642565256625672568256925702571257225732574257525762577257825792580258125822583258425852586258725882589259025912592259325942595259625972598259926002601260226032604260526062607260826092610261126122613261426152616261726182619262026212622262326242625262626272628262926302631263226332634263526362637263826392640264126422643264426452646264726482649265026512652265326542655265626572658265926602661266226632664266526662667266826692670267126722673267426752676267726782679268026812682268326842685268626872688268926902691269226932694269526962697269826992700270127022703270427052706270727082709271027112712271327142715271627172718271927202721272227232724272527262727272827292730273127322733273427352736273727382739274027412742274327442745274627472748274927502751275227532754275527562757275827592760276127622763276427652766276727682769277027712772277327742775277627772778277927802781278227832784278527862787278827892790279127922793279427952796279727982799280028012802280328042805280628072808280928102811281228132814281528162817281828192820282128222823282428252826282728282829283028312832283328342835283628372838283928402841284228432844284528462847284828492850285128522853285428552856285728582859286028612862286328642865286628672868286928702871287228732874287528762877287828792880288128822883288428852886288728882889289028912892289328942895289628972898289929002901290229032904290529062907290829092910291129122913291429152916291729182919292029212922292329242925292629272928292929302931293229332934293529362937293829392940294129422943294429452946294729482949295029512952295329542955295629572958295929602961296229632964296529662967296829692970297129722973297429752976297729782979298029812982298329842985298629872988298929902991299229932994299529962997299829993000300130023003300430053006300730083009301030113012301330143015301630173018301930203021302230233024302530263027302830293030303130323033303430353036303730383039304030413042304330443045304630473048304930503051305230533054305530563057305830593060306130623063306430653066306730683069307030713072307330743075307630773078307930803081308230833084308530863087308830893090309130923093309430953096309730983099310031013102310331043105310631073108310931103111311231133114311531163117311831193120312131223123312431253126312731283129313031313132313331343135313631373138313931403141314231433144314531463147314831493150315131523153315431553156315731583159316031613162316331643165316631673168316931703171317231733174317531763177317831793180318131823183318431853186318731883189319031913192319331943195319631973198319932003201320232033204320532063207320832093210321132123213321432153216321732183219322032213222322332243225322632273228322932303231323232333234323532363237323832393240324132423243324432453246324732483249325032513252325332543255325632573258325932603261326232633264326532663267326832693270327132723273327432753276327732783279328032813282328332843285328632873288328932903291329232933294329532963297329832993300330133023303330433053306330733083309331033113312331333143315331633173318331933203321332233233324332533263327332833293330333133323333333433353336333733383339334033413342334333443345334633473348334933503351335233533354335533563357335833593360336133623363336433653366336733683369337033713372337333743375337633773378337933803381338233833384338533863387338833893390339133923393339433953396339733983399340034013402340334043405340634073408340934103411341234133414341534163417341834193420342134223423342434253426342734283429343034313432343334343435343634373438343934403441344234433444344534463447344834493450345134523453345434553456345734583459346034613462346334643465346634673468346934703471347234733474347534763477347834793480348134823483348434853486348734883489349034913492349334943495349634973498349935003501350235033504350535063507350835093510351135123513351435153516351735183519352035213522352335243525352635273528352935303531353235333534353535363537353835393540354135423543354435453546354735483549355035513552355335543555355635573558355935603561356235633564356535663567356835693570357135723573357435753576357735783579358035813582358335843585358635873588358935903591359235933594359535963597359835993600360136023603360436053606360736083609361036113612361336143615361636173618361936203621362236233624362536263627362836293630363136323633363436353636363736383639364036413642364336443645364636473648364936503651365236533654365536563657365836593660366136623663366436653666366736683669367036713672367336743675367636773678367936803681368236833684368536863687368836893690369136923693369436953696369736983699370037013702370337043705370637073708370937103711371237133714371537163717371837193720372137223723372437253726372737283729373037313732373337343735373637373738373937403741374237433744374537463747374837493750375137523753375437553756375737583759376037613762376337643765376637673768376937703771377237733774377537763777377837793780378137823783378437853786378737883789379037913792379337943795379637973798379938003801380238033804380538063807380838093810381138123813381438153816381738183819382038213822382338243825382638273828382938303831383238333834383538363837383838393840384138423843384438453846384738483849385038513852385338543855385638573858385938603861386238633864386538663867386838693870387138723873387438753876387738783879388038813882388338843885388638873888388938903891389238933894389538963897389838993900390139023903390439053906390739083909391039113912391339143915391639173918391939203921392239233924392539263927392839293930393139323933393439353936393739383939394039413942394339443945394639473948394939503951395239533954395539563957395839593960396139623963396439653966396739683969397039713972397339743975397639773978397939803981398239833984398539863987398839893990399139923993399439953996399739983999400040014002400340044005400640074008400940104011401240134014401540164017401840194020402140224023402440254026402740284029403040314032403340344035403640374038403940404041404240434044404540464047404840494050405140524053405440554056405740584059406040614062406340644065406640674068406940704071407240734074407540764077407840794080408140824083408440854086408740884089409040914092409340944095409640974098409941004101410241034104410541064107410841094110411141124113411441154116411741184119412041214122412341244125412641274128412941304131413241334134413541364137413841394140414141424143414441454146414741484149415041514152415341544155415641574158415941604161416241634164416541664167416841694170
  1. /**
  2. * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. /* globals document, window, NodeFilter, MutationObserver */
  6. import View from '../../src/view/view';
  7. import ViewElement from '../../src/view/element';
  8. import ViewEditableElement from '../../src/view/editableelement';
  9. import ViewContainerElement from '../../src/view/containerelement';
  10. import ViewAttributeElement from '../../src/view/attributeelement';
  11. import ViewText from '../../src/view/text';
  12. import ViewRange from '../../src/view/range';
  13. import ViewPosition from '../../src/view/position';
  14. import UIElement from '../../src/view/uielement';
  15. import DocumentSelection from '../../src/view/documentselection';
  16. import DomConverter from '../../src/view/domconverter';
  17. import Renderer from '../../src/view/renderer';
  18. import DocumentFragment from '../../src/view/documentfragment';
  19. import DowncastWriter from '../../src/view/downcastwriter';
  20. import { parse, setData as setViewData, getData as getViewData } from '../../src/dev-utils/view';
  21. import { INLINE_FILLER, INLINE_FILLER_LENGTH, isBlockFiller, BR_FILLER } from '../../src/view/filler';
  22. import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
  23. import createViewRoot from './_utils/createroot';
  24. import createElement from '@ckeditor/ckeditor5-utils/src/dom/createelement';
  25. import normalizeHtml from '@ckeditor/ckeditor5-utils/tests/_utils/normalizehtml';
  26. import env from '@ckeditor/ckeditor5-utils/src/env';
  27. import { expectToThrowCKEditorError } from '@ckeditor/ckeditor5-utils/tests/_utils/utils';
  28. describe( 'Renderer', () => {
  29. let selection, domConverter, renderer;
  30. testUtils.createSinonSandbox();
  31. beforeEach( () => {
  32. selection = new DocumentSelection();
  33. domConverter = new DomConverter();
  34. renderer = new Renderer( domConverter, selection );
  35. renderer.domDocuments.add( document );
  36. } );
  37. describe( 'is()', () => {
  38. it( 'should return true for "renderer"', () => {
  39. expect( renderer.is( 'renderer' ) ).to.be.true;
  40. expect( renderer.is( 'view:renderer' ) ).to.be.true;
  41. } );
  42. it( 'should return false for other accept values', () => {
  43. expect( renderer.is( 'rootElement' ) ).to.be.false;
  44. expect( renderer.is( 'containerElement' ) ).to.be.false;
  45. expect( renderer.is( 'element' ) ).to.be.false;
  46. expect( renderer.is( 'p' ) ).to.be.false;
  47. expect( renderer.is( 'text' ) ).to.be.false;
  48. expect( renderer.is( 'textProxy' ) ).to.be.false;
  49. expect( renderer.is( 'attributeElement' ) ).to.be.false;
  50. expect( renderer.is( 'uiElement' ) ).to.be.false;
  51. expect( renderer.is( 'emptyElement' ) ).to.be.false;
  52. expect( renderer.is( 'documentFragment' ) ).to.be.false;
  53. expect( renderer.is( 'model:renderer' ) ).to.be.false;
  54. } );
  55. } );
  56. describe( 'markToSync', () => {
  57. let viewRoot;
  58. beforeEach( () => {
  59. viewRoot = new ViewElement( 'p' );
  60. const domRoot = document.createElement( 'p' );
  61. domConverter.bindElements( domRoot, viewRoot );
  62. viewRoot._appendChild( new ViewText( 'foo' ) );
  63. renderer.markedTexts.clear();
  64. renderer.markedAttributes.clear();
  65. renderer.markedChildren.clear();
  66. } );
  67. it( 'should mark attributes which need update', () => {
  68. viewRoot._setAttribute( 'class', 'foo' );
  69. renderer.markToSync( 'attributes', viewRoot );
  70. expect( renderer.markedAttributes.has( viewRoot ) ).to.be.true;
  71. } );
  72. it( 'should mark children which need update', () => {
  73. viewRoot._appendChild( new ViewText( 'foo' ) );
  74. renderer.markToSync( 'children', viewRoot );
  75. expect( renderer.markedChildren.has( viewRoot ) ).to.be.true;
  76. } );
  77. it( 'should not mark children if element has no corresponding node', () => {
  78. // Overwrite viewRoot with node without coresponding DOM node.
  79. viewRoot = new ViewElement( 'p' );
  80. viewRoot._appendChild( new ViewText( 'foo' ) );
  81. renderer.markToSync( 'children', viewRoot );
  82. expect( renderer.markedTexts.has( viewRoot ) ).to.be.false;
  83. } );
  84. it( 'should mark text which need update', () => {
  85. const viewText = new ViewText( 'foo' );
  86. viewRoot._appendChild( viewText );
  87. viewText._data = 'bar';
  88. renderer.markToSync( 'text', viewText );
  89. expect( renderer.markedTexts.has( viewText ) ).to.be.true;
  90. } );
  91. it( 'should not mark text if parent has no corresponding node', () => {
  92. const viewText = new ViewText( 'foo' );
  93. // Overwrite viewRoot with node without coresponding DOM node.
  94. viewRoot = new ViewElement( 'p' );
  95. viewRoot._appendChild( viewText );
  96. viewText._data = 'bar';
  97. renderer.markToSync( 'text', viewText );
  98. expect( renderer.markedTexts.has( viewText ) ).to.be.false;
  99. } );
  100. it( 'should throw if the type is unknown', () => {
  101. expectToThrowCKEditorError( () => {
  102. renderer.markToSync( 'UNKNOWN', viewRoot );
  103. }, /^view-renderer-unknown-type/, selection );
  104. } );
  105. } );
  106. describe( 'render', () => {
  107. let viewRoot, domRoot;
  108. beforeEach( () => {
  109. viewRoot = new ViewEditableElement( 'div' );
  110. viewRoot.getFillerOffset = () => null;
  111. domRoot = document.createElement( 'div' );
  112. document.body.appendChild( domRoot );
  113. domConverter.bindElements( domRoot, viewRoot );
  114. renderer.markedTexts.clear();
  115. renderer.markedAttributes.clear();
  116. renderer.markedChildren.clear();
  117. selection._setTo( null );
  118. renderer.isFocused = true;
  119. } );
  120. afterEach( () => {
  121. domRoot.remove();
  122. } );
  123. it( 'should update attributes', () => {
  124. viewRoot._setAttribute( 'class', 'foo' );
  125. renderer.markToSync( 'attributes', viewRoot );
  126. renderer.render();
  127. expect( domRoot.getAttribute( 'class' ) ).to.equal( 'foo' );
  128. expect( renderer.markedAttributes.size ).to.equal( 0 );
  129. } );
  130. it( 'should remove attributes', () => {
  131. viewRoot._setAttribute( 'class', 'foo' );
  132. domRoot.setAttribute( 'id', 'bar' );
  133. domRoot.setAttribute( 'class', 'bar' );
  134. renderer.markToSync( 'attributes', viewRoot );
  135. renderer.render();
  136. expect( domRoot.getAttribute( 'class' ) ).to.equal( 'foo' );
  137. expect( domRoot.getAttribute( 'id' ) ).to.be.not.ok;
  138. expect( renderer.markedAttributes.size ).to.equal( 0 );
  139. } );
  140. it( 'should add children', () => {
  141. viewRoot._appendChild( new ViewText( 'foo' ) );
  142. renderer.markToSync( 'children', viewRoot );
  143. renderer.render();
  144. expect( domRoot.childNodes.length ).to.equal( 1 );
  145. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  146. expect( renderer.markedChildren.size ).to.equal( 0 );
  147. } );
  148. it( 'should remove children', () => {
  149. viewRoot._appendChild( new ViewText( 'foo' ) );
  150. renderer.markToSync( 'children', viewRoot );
  151. renderer.render();
  152. expect( domRoot.childNodes.length ).to.equal( 1 );
  153. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  154. viewRoot._removeChildren( 0, 1 );
  155. renderer.markToSync( 'children', viewRoot );
  156. renderer.render();
  157. expect( domRoot.childNodes.length ).to.equal( 0 );
  158. expect( renderer.markedChildren.size ).to.equal( 0 );
  159. } );
  160. it( 'should update text', () => {
  161. const viewText = new ViewText( 'foo' );
  162. viewRoot._appendChild( viewText );
  163. renderer.markToSync( 'children', viewRoot );
  164. renderer.render();
  165. expect( domRoot.childNodes.length ).to.equal( 1 );
  166. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  167. viewText._data = 'bar';
  168. renderer.markToSync( 'text', viewText );
  169. renderer.render();
  170. expect( domRoot.childNodes.length ).to.equal( 1 );
  171. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'bar' );
  172. expect( renderer.markedTexts.size ).to.equal( 0 );
  173. } );
  174. it( 'should not update same text', () => {
  175. const viewText = new ViewText( 'foo' );
  176. viewRoot._appendChild( viewText );
  177. renderer.markToSync( 'children', viewRoot );
  178. renderer.render();
  179. expect( domRoot.childNodes.length ).to.equal( 1 );
  180. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  181. viewText._data = 'foo';
  182. renderer.markToSync( 'text', viewText );
  183. renderAndExpectNoChanges( renderer, domRoot );
  184. expect( domRoot.childNodes.length ).to.equal( 1 );
  185. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  186. expect( renderer.markedTexts.size ).to.equal( 0 );
  187. } );
  188. it( 'should not update text parent child list changed', () => {
  189. const viewImg = new ViewElement( 'img' );
  190. const viewText = new ViewText( 'foo' );
  191. viewRoot._appendChild( [ viewImg, viewText ] );
  192. renderer.markToSync( 'children', viewRoot );
  193. renderer.markToSync( 'text', viewText );
  194. renderer.render();
  195. expect( domRoot.childNodes.length ).to.equal( 2 );
  196. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  197. expect( domRoot.childNodes[ 1 ].data ).to.equal( 'foo' );
  198. } );
  199. it( 'should not change text if it is the same during text rendering', () => {
  200. const viewText = new ViewText( 'foo' );
  201. viewRoot._appendChild( viewText );
  202. renderer.markToSync( 'children', viewRoot );
  203. renderer.render();
  204. // This should not be changed during the render.
  205. const domText = domRoot.childNodes[ 0 ];
  206. renderer.markToSync( 'text', viewText );
  207. renderer.render();
  208. expect( domRoot.childNodes.length ).to.equal( 1 );
  209. expect( domRoot.childNodes[ 0 ] ).to.equal( domText );
  210. } );
  211. it( 'should not change text if it is the same during children rendering', () => {
  212. const viewText = new ViewText( 'foo' );
  213. viewRoot._appendChild( viewText );
  214. renderer.markToSync( 'children', viewRoot );
  215. renderer.render();
  216. // This should not be changed during the render.
  217. const domText = domRoot.childNodes[ 0 ];
  218. renderer.markToSync( 'children', viewRoot );
  219. renderer.render();
  220. expect( domRoot.childNodes.length ).to.equal( 1 );
  221. expect( domRoot.childNodes[ 0 ] ).to.equal( domText );
  222. } );
  223. it( 'should not change element if it is the same', () => {
  224. const viewImg = new ViewElement( 'img' );
  225. viewRoot._appendChild( viewImg );
  226. // This should not be changed during the render.
  227. const domImg = document.createElement( 'img' );
  228. domRoot.appendChild( domImg );
  229. domConverter.bindElements( domImg, viewImg );
  230. renderer.markToSync( 'children', viewRoot );
  231. renderer.render();
  232. expect( domRoot.childNodes.length ).to.equal( 1 );
  233. expect( domRoot.childNodes[ 0 ] ).to.equal( domImg );
  234. } );
  235. it( 'should change element if it is different', () => {
  236. const viewImg = new ViewElement( 'img' );
  237. viewRoot._appendChild( viewImg );
  238. renderer.markToSync( 'children', viewRoot );
  239. renderer.render();
  240. const viewP = new ViewElement( 'p' );
  241. viewRoot._removeChildren( 0, 1 );
  242. viewRoot._appendChild( viewP );
  243. renderer.markToSync( 'children', viewRoot );
  244. renderer.render();
  245. expect( domRoot.childNodes.length ).to.equal( 1 );
  246. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'P' );
  247. } );
  248. it( 'should update removed item when it is reinserted', () => {
  249. const viewFoo = new ViewText( 'foo' );
  250. const viewP = new ViewElement( 'p', null, viewFoo );
  251. const viewDiv = new ViewElement( 'div', null, viewP );
  252. viewRoot._appendChild( viewDiv );
  253. renderer.markToSync( 'children', viewRoot );
  254. renderer.render();
  255. viewDiv._removeChildren( 0, 1 );
  256. renderer.markToSync( 'children', viewDiv );
  257. renderer.render();
  258. viewP._removeChildren( 0, 1 );
  259. viewDiv._appendChild( viewP );
  260. renderer.markToSync( 'children', viewDiv );
  261. renderer.render();
  262. expect( domRoot.childNodes.length ).to.equal( 1 );
  263. const domDiv = domRoot.childNodes[ 0 ];
  264. expect( domDiv.tagName ).to.equal( 'DIV' );
  265. expect( domDiv.childNodes.length ).to.equal( 1 );
  266. const domP = domDiv.childNodes[ 0 ];
  267. expect( domP.tagName ).to.equal( 'P' );
  268. expect( domP.childNodes.length ).to.equal( 0 );
  269. } );
  270. it( 'should update removed item when it is reinserted #2', () => {
  271. // Prepare view: root -> div "outer" -> div "inner" -> p.
  272. const viewP = new ViewElement( 'p' );
  273. const viewDivInner = new ViewElement( 'div', null, viewP );
  274. const viewDivOuter = new ViewElement( 'div', null, viewDivInner );
  275. viewRoot._appendChild( viewDivOuter );
  276. // Render view tree to DOM.
  277. renderer.markToSync( 'children', viewRoot );
  278. renderer.render();
  279. // Remove div "outer" from root and render it.
  280. viewDivOuter._remove();
  281. renderer.markToSync( 'children', viewRoot );
  282. renderer.render();
  283. // Remove p from div "child" -- div "inner" won't be marked because it is in document fragment not view root.
  284. viewP._remove();
  285. // Add div "outer" back to root.
  286. viewRoot._appendChild( viewDivOuter );
  287. renderer.markToSync( 'children', viewRoot );
  288. // Render changes, view is: root -> div "outer" -> div "inner".
  289. renderer.render();
  290. // Same is expected in DOM.
  291. expect( domRoot.childNodes.length ).to.equal( 1 );
  292. const domDivOuter = domRoot.childNodes[ 0 ];
  293. expect( renderer.domConverter.viewToDom( viewDivOuter, domRoot.document ) ).to.equal( domDivOuter );
  294. expect( domDivOuter.tagName ).to.equal( 'DIV' );
  295. expect( domDivOuter.childNodes.length ).to.equal( 1 );
  296. const domDivInner = domDivOuter.childNodes[ 0 ];
  297. expect( renderer.domConverter.viewToDom( viewDivInner, domRoot.document ) ).to.equal( domDivInner );
  298. expect( domDivInner.tagName ).to.equal( 'DIV' );
  299. expect( domDivInner.childNodes.length ).to.equal( 0 );
  300. } );
  301. it( 'should not throw when trying to update children of view element that got removed and lost its binding', () => {
  302. const viewFoo = new ViewText( 'foo' );
  303. const viewP = new ViewElement( 'p', null, viewFoo );
  304. const viewDiv = new ViewElement( 'div', null, viewP );
  305. viewRoot._appendChild( viewDiv );
  306. renderer.markToSync( 'children', viewRoot );
  307. renderer.render();
  308. viewRoot._removeChildren( 0, 1 );
  309. renderer.markToSync( 'children', viewRoot );
  310. viewDiv._removeChildren( 0, 1 );
  311. renderer.markToSync( 'children', viewDiv );
  312. viewP._removeChildren( 0, 1 );
  313. renderer.markToSync( 'children', viewP );
  314. renderer.render();
  315. expect( domRoot.childNodes.length ).to.equal( 0 );
  316. } );
  317. it( 'should not care about filler if there is no DOM', () => {
  318. const { view: viewP, selection: newSelection } = parse(
  319. '<container:p>foo<attribute:b>[]</attribute:b>bar</container:p>' );
  320. const viewRoot = new ViewElement( 'p' );
  321. viewRoot._appendChild( viewP );
  322. selection._setTo( newSelection );
  323. renderer.markToSync( 'children', viewRoot );
  324. renderer.render();
  325. // Expect no error on render.
  326. expect( viewRoot ).to.be.ok;
  327. } );
  328. it( 'should not add filler when inside contenteditable=false parent', () => {
  329. const { view: viewP, selection: newSelection } = parse(
  330. '<container:p>foo<attribute:b contenteditable="false">[]</attribute:b>bar</container:p>' );
  331. viewRoot._appendChild( viewP );
  332. selection._setTo( newSelection );
  333. renderer.markToSync( 'children', viewRoot );
  334. renderer.render();
  335. expect( domRoot.childNodes.length ).to.equal( 1 );
  336. expect( domRoot.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'p' );
  337. const domP = domRoot.childNodes[ 0 ];
  338. expect( domP.childNodes.length ).to.equal( 3 );
  339. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  340. expect( domP.childNodes[ 2 ].data ).to.equal( 'bar' );
  341. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  342. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 0 );
  343. } );
  344. it( 'should not add filler when inside contenteditable=false ancestor', () => {
  345. const { view: viewP, selection: newSelection } = parse(
  346. '<container:p contenteditable="false">foo<attribute:b>[]</attribute:b>bar</container:p>' );
  347. viewRoot._appendChild( viewP );
  348. selection._setTo( newSelection );
  349. renderer.markToSync( 'children', viewRoot );
  350. renderer.render();
  351. expect( domRoot.childNodes.length ).to.equal( 1 );
  352. expect( domRoot.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'p' );
  353. const domP = domRoot.childNodes[ 0 ];
  354. expect( domP.childNodes.length ).to.equal( 3 );
  355. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  356. expect( domP.childNodes[ 2 ].data ).to.equal( 'bar' );
  357. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  358. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 0 );
  359. } );
  360. it( 'should add and remove inline filler in case <p>foo<b>[]</b>bar</p>', () => {
  361. const domSelection = document.getSelection();
  362. // Step 1: <p>foo<b>"FILLER{}"</b></p>
  363. const { view: viewP, selection: newSelection } = parse(
  364. '<container:p>foo<attribute:b>[]</attribute:b>bar</container:p>' );
  365. viewRoot._appendChild( viewP );
  366. selection._setTo( newSelection );
  367. renderer.markToSync( 'children', viewRoot );
  368. renderer.render();
  369. expect( domRoot.childNodes.length ).to.equal( 1 );
  370. expect( domRoot.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'p' );
  371. const domP = domRoot.childNodes[ 0 ];
  372. expect( domP.childNodes.length ).to.equal( 3 );
  373. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  374. expect( domP.childNodes[ 2 ].data ).to.equal( 'bar' );
  375. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  376. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  377. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  378. expect( domSelection.rangeCount ).to.equal( 1 );
  379. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 1 ].childNodes[ 0 ] );
  380. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  381. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  382. // Step 2: No mutation on second render
  383. renderer.markToSync( 'children', viewRoot );
  384. renderer.markToSync( 'children', viewP );
  385. renderAndExpectNoChanges( renderer, domRoot );
  386. // Step 3: <p>foo{}<b></b></p>
  387. selection._setTo( ViewRange._createFromParentsAndOffsets( viewP.getChild( 0 ), 3, viewP.getChild( 0 ), 3 ) );
  388. renderer.render();
  389. expect( domP.childNodes.length ).to.equal( 3 );
  390. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  391. expect( domP.childNodes[ 2 ].data ).to.equal( 'bar' );
  392. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  393. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 0 );
  394. expect( domSelection.rangeCount ).to.equal( 1 );
  395. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  396. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 3 );
  397. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  398. // Step 4: No mutation on second render
  399. renderer.markToSync( 'children', viewRoot );
  400. renderer.markToSync( 'children', viewP );
  401. renderAndExpectNoChanges( renderer, domRoot );
  402. } );
  403. it( 'should add and remove inline filler in case <p>[]<b>foo</b></p>', () => {
  404. const domSelection = document.getSelection();
  405. // Step 1: <p>"FILLER{}"<b>foo</b></p>
  406. const { view: viewP, selection: newSelection } = parse(
  407. '<container:p>[]<attribute:b>foo</attribute:b></container:p>' );
  408. viewRoot._appendChild( viewP );
  409. selection._setTo( newSelection );
  410. renderer.markToSync( 'children', viewRoot );
  411. renderer.render();
  412. const domP = domRoot.childNodes[ 0 ];
  413. expect( domP.childNodes.length ).to.equal( 2 );
  414. expect( domP.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  415. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  416. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  417. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  418. expect( domSelection.rangeCount ).to.equal( 1 );
  419. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  420. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  421. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  422. // Step 2: No mutation on second render
  423. renderer.markToSync( 'children', viewP );
  424. renderAndExpectNoChanges( renderer, domRoot );
  425. // Step 3: <p><b>{}foo</b></p>
  426. selection._setTo( ViewRange._createFromParentsAndOffsets(
  427. viewP.getChild( 0 ).getChild( 0 ), 0, viewP.getChild( 0 ).getChild( 0 ), 0 ) );
  428. renderer.render();
  429. expect( domP.childNodes.length ).to.equal( 1 );
  430. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  431. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  432. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  433. expect( domSelection.rangeCount ).to.equal( 1 );
  434. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ].childNodes[ 0 ] );
  435. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  436. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  437. // Step 4: No mutation on second render
  438. renderer.markToSync( 'children', viewP );
  439. renderAndExpectNoChanges( renderer, domRoot );
  440. } );
  441. it( 'should add and remove inline filler in case <p><b>foo</b>[]</p>', () => {
  442. const domSelection = document.getSelection();
  443. // Step 1: <p>"FILLER{}"<b>foo</b></p>
  444. const { view: viewP, selection: newSelection } = parse(
  445. '<container:p><attribute:b>foo</attribute:b>[]</container:p>' );
  446. viewRoot._appendChild( viewP );
  447. selection._setTo( newSelection );
  448. renderer.markToSync( 'children', viewRoot );
  449. renderer.render();
  450. const domP = domRoot.childNodes[ 0 ];
  451. expect( domP.childNodes.length ).to.equal( 2 );
  452. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  453. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  454. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  455. expect( domP.childNodes[ 1 ].data ).to.equal( INLINE_FILLER );
  456. expect( domSelection.rangeCount ).to.equal( 1 );
  457. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 1 ] );
  458. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  459. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  460. // Step 2: No mutation on second render
  461. renderer.markToSync( 'children', viewP );
  462. renderAndExpectNoChanges( renderer, domRoot );
  463. // Step 3: <p><b>foo{}</b></p>
  464. selection._setTo( ViewRange._createFromParentsAndOffsets(
  465. viewP.getChild( 0 ).getChild( 0 ), 3, viewP.getChild( 0 ).getChild( 0 ), 3 ) );
  466. renderer.render();
  467. expect( domP.childNodes.length ).to.equal( 1 );
  468. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  469. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  470. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  471. expect( domSelection.rangeCount ).to.equal( 1 );
  472. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ].childNodes[ 0 ] );
  473. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 3 );
  474. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  475. // Step 4: No mutation on second render
  476. renderer.markToSync( 'children', viewP );
  477. renderAndExpectNoChanges( renderer, domRoot );
  478. } );
  479. it( 'should add and remove inline filler in case <p><b>foo</b>[]<b>bar</b></p>', () => {
  480. const domSelection = document.getSelection();
  481. const { view: viewP, selection: newSelection } = parse(
  482. '<container:p><attribute:b>foo</attribute:b>[]<attribute:b>bar</attribute:b></container:p>' );
  483. viewRoot._appendChild( viewP );
  484. selection._setTo( newSelection );
  485. renderer.markToSync( 'children', viewRoot );
  486. renderer.render();
  487. const domP = domRoot.childNodes[ 0 ];
  488. expect( domP.childNodes.length ).to.equal( 3 );
  489. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  490. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  491. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  492. expect( domP.childNodes[ 1 ].data ).to.equal( INLINE_FILLER );
  493. expect( domP.childNodes[ 2 ].tagName.toLowerCase() ).to.equal( 'b' );
  494. expect( domP.childNodes[ 2 ].childNodes.length ).to.equal( 1 );
  495. expect( domP.childNodes[ 2 ].childNodes[ 0 ].data ).to.equal( 'bar' );
  496. expect( domSelection.rangeCount ).to.equal( 1 );
  497. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 1 ] );
  498. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  499. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  500. } );
  501. it( 'should move filler when selection is moved', () => {
  502. // Step 1: <p>foo<b>"FILLER{}"</b></p>
  503. const { view: viewP, selection: newSelection } = parse(
  504. '<container:p>foo<attribute:b>[]</attribute:b><attribute:i></attribute:i></container:p>' );
  505. viewRoot._appendChild( viewP );
  506. selection._setTo( newSelection );
  507. renderer.markToSync( 'children', viewRoot );
  508. renderer.render();
  509. const domP = domRoot.childNodes[ 0 ];
  510. expect( domP.childNodes.length ).to.equal( 3 );
  511. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  512. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  513. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  514. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  515. expect( domP.childNodes[ 2 ].tagName.toLowerCase() ).to.equal( 'i' );
  516. expect( domP.childNodes[ 2 ].childNodes.length ).to.equal( 0 );
  517. // Step 2: <p>foo<b></b><i>"FILLER{}"</i></p>
  518. const viewI = viewP.getChild( 2 );
  519. selection._setTo( ViewRange._createFromParentsAndOffsets( viewI, 0, viewI, 0 ) );
  520. renderer.render();
  521. expect( domP.childNodes.length ).to.equal( 3 );
  522. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  523. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  524. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 0 );
  525. expect( domP.childNodes[ 2 ].tagName.toLowerCase() ).to.equal( 'i' );
  526. expect( domP.childNodes[ 2 ].childNodes.length ).to.equal( 1 );
  527. expect( domP.childNodes[ 2 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  528. } );
  529. it( 'should remove filler when text is added and selection removed', () => {
  530. // Step 1: <p>foo<b>"FILLER{}"</b></p>
  531. const { view: viewP, selection: newSelection } = parse( '<container:p>foo<attribute:b>[]</attribute:b></container:p>' );
  532. const viewB = viewP.getChild( 1 );
  533. viewRoot._appendChild( viewP );
  534. selection._setTo( newSelection );
  535. renderer.markToSync( 'children', viewRoot );
  536. renderer.render();
  537. const domP = domRoot.childNodes[ 0 ];
  538. expect( domP.childNodes.length ).to.equal( 2 );
  539. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  540. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  541. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  542. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  543. // Step 2: Add text node.
  544. const viewText = new ViewText( 'x' );
  545. viewB._appendChild( viewText );
  546. selection._setTo( ViewRange._createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  547. renderer.markToSync( 'children', viewB );
  548. renderer.render();
  549. // Step 3: Remove selection from the view.
  550. selection._setTo( null );
  551. renderer.render();
  552. expect( domP.childNodes.length ).to.equal( 2 );
  553. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  554. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  555. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  556. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( 'x' );
  557. } );
  558. // #659
  559. // The element before the filler is removed so the position of the filler
  560. // cannot be remembered as parent+offset.
  561. it( 'should remove filler from a modified DOM in case <p>bar<b>foo</b>[]</p>', () => {
  562. // Step 1: <p>bar<b>foo</b>"FILLER{}"</p>
  563. const { view: viewP, selection: newSelection } = parse( '<container:p>bar<attribute:b>foo</attribute:b>[]</container:p>' );
  564. viewRoot._appendChild( viewP );
  565. selection._setTo( newSelection );
  566. renderer.markToSync( 'children', viewRoot );
  567. renderer.render();
  568. const domP = domRoot.childNodes[ 0 ];
  569. expect( domP.childNodes.length ).to.equal( 3 );
  570. expect( domP.childNodes[ 2 ].data ).to.equal( INLINE_FILLER );
  571. // Step 2: Remove the <b> and update the selection (<p>bar[]</p>).
  572. viewP._removeChildren( 1 );
  573. selection._setTo( ViewRange._createFromParentsAndOffsets( viewP, 1, viewP, 1 ) );
  574. renderer.markToSync( 'children', viewP );
  575. renderer.render();
  576. // Step 3: Check whether there's no filler in the DOM.
  577. expect( domP.childNodes.length ).to.equal( 1 );
  578. expect( domP.childNodes[ 0 ].data ).to.equal( 'bar' );
  579. } );
  580. // #659
  581. it( 'should remove filler from a modified DOM when children moved', () => {
  582. // Step 1: <p><b>foo</b>"FILLER{}"<b>bar</b></p><p></p>
  583. const { view: viewFragment, selection: newSelection } = parse(
  584. '<container:p><attribute:b>foo</attribute:b>[]<attribute:b>bar</attribute:b></container:p><container:p></container:p>'
  585. );
  586. viewRoot._appendChild( viewFragment );
  587. selection._setTo( newSelection );
  588. renderer.markToSync( 'children', viewRoot );
  589. renderer.render();
  590. expect( domRoot.childNodes.length ).to.equal( 2 );
  591. const domP = domRoot.childNodes[ 0 ];
  592. const domP2 = domRoot.childNodes[ 1 ];
  593. expect( domP.childNodes.length ).to.equal( 3 );
  594. expect( domP.childNodes[ 1 ].data ).to.equal( INLINE_FILLER );
  595. // Step 2: Move <b>foo</b><b>bar</b> to the second paragraph and leave collapsed selection in the first one.
  596. // <p>[]</p><p><b>foo</b><b>bar</b></p>
  597. const viewP = viewRoot.getChild( 0 );
  598. const viewP2 = viewRoot.getChild( 1 );
  599. const removedChildren = viewP._removeChildren( 0, 2 );
  600. viewP2._appendChild( removedChildren );
  601. selection._setTo( ViewRange._createFromParentsAndOffsets( viewP, 0, viewP, 0 ) );
  602. renderer.markToSync( 'children', viewP );
  603. renderer.markToSync( 'children', viewP2 );
  604. renderer.render();
  605. // Step 3: Check whether in the first paragraph there's a <br> filler and that
  606. // in the second one there are two <b> tags.
  607. expect( domP.childNodes.length ).to.equal( 1 );
  608. expect( isBlockFiller( domP.childNodes[ 0 ], BR_FILLER ) ).to.be.true;
  609. expect( domP2.childNodes.length ).to.equal( 2 );
  610. expect( domP2.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  611. expect( domP2.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  612. } );
  613. // Test for an edge case in the _isSelectionInInlineFiller which can be triggered like
  614. // in one of ckeditor/ckeditor5-typing#59 automated tests.
  615. it( 'should not break when selection is moved to a new element, when filler exists', () => {
  616. // Step 1: <p>bar<b>"FILLER{}"</b></p>
  617. const { view: viewP, selection: newSelection } = parse( '<container:p>bar<attribute:b>[]</attribute:b></container:p>' );
  618. viewRoot._appendChild( viewP );
  619. selection._setTo( newSelection );
  620. renderer.markToSync( 'children', viewRoot );
  621. renderer.render();
  622. const domP = domRoot.childNodes[ 0 ];
  623. expect( domP.childNodes.length ).to.equal( 2 );
  624. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  625. // Step 2: Move selection to a new attribute element and remove the previous one
  626. viewP._removeChildren( 1 ); // Remove <b>.
  627. const viewI = parse( '<attribute:i></attribute:i>' );
  628. viewP._appendChild( viewI );
  629. selection._setTo( ViewRange._createFromParentsAndOffsets( viewI, 0, viewI, 0 ) );
  630. renderer.markToSync( 'children', viewP );
  631. renderer.render();
  632. // Step 3: Check whether new filler was created in the <i> element.
  633. expect( domP.childNodes.length ).to.equal( 2 );
  634. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'i' );
  635. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  636. } );
  637. // Test for an edge case in the _isSelectionInInlineFiller, when selection is before a view element
  638. // that has not been yet rendered/bound to DOM.
  639. it( 'should remove inline filler if selection is before a view element not bound to dom', () => {
  640. // Step 1: <p>bar<b>abc</b>"FILLER"{}</p>
  641. const { view: viewP, selection: newSelection } = parse( '<container:p>bar<attribute:b>abc</attribute:b>[]</container:p>' );
  642. viewRoot._appendChild( viewP );
  643. selection._setTo( newSelection );
  644. renderer.markToSync( 'children', viewRoot );
  645. renderer.render();
  646. const domP = domRoot.childNodes[ 0 ];
  647. expect( domP.childNodes.length ).to.equal( 3 );
  648. expect( domP.childNodes[ 2 ].data ).to.equal( INLINE_FILLER );
  649. // Step 2: Move selection to a new attribute element.
  650. const viewAbc = parse( 'abc' );
  651. viewP._appendChild( viewAbc );
  652. selection._setTo( ViewRange._createFromParentsAndOffsets( viewP, 3, viewP, 3 ) );
  653. renderer.markToSync( 'children', viewP );
  654. renderer.render();
  655. // Step 3: Check whether old filler was removed.
  656. expect( domP.childNodes.length ).to.equal( 3 );
  657. expect( domP.textContent.indexOf( INLINE_FILLER ) ).to.equal( -1 );
  658. } );
  659. it( 'should handle typing in empty block, do nothing if changes are already applied', () => {
  660. const domSelection = document.getSelection();
  661. const { view: viewP, selection: newSelection } = parse( '<container:p>[]</container:p>' );
  662. viewRoot._appendChild( viewP );
  663. selection._setTo( newSelection );
  664. renderer.markToSync( 'children', viewRoot );
  665. renderer.render();
  666. const domP = domRoot.childNodes[ 0 ];
  667. expect( domP.childNodes.length ).to.equal( 1 );
  668. expect( isBlockFiller( domP.childNodes[ 0 ], BR_FILLER ) ).to.be.true;
  669. expect( domSelection.rangeCount ).to.equal( 1 );
  670. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP );
  671. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  672. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  673. // Remove filler and add text node to both DOM and View <p>x{}</p>
  674. domP.removeChild( domP.childNodes[ 0 ] );
  675. domP.appendChild( document.createTextNode( 'x' ) );
  676. domSelection.removeAllRanges();
  677. const domRange = document.createRange();
  678. domRange.setStart( domP.childNodes[ 0 ], 1 );
  679. domRange.collapse( true );
  680. domSelection.addRange( domRange );
  681. const viewText = new ViewText( 'x' );
  682. viewP._appendChild( viewText );
  683. selection._setTo( ViewRange._createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  684. renderer.markToSync( 'children', viewP );
  685. renderAndExpectNoChanges( renderer, domRoot );
  686. } );
  687. it( 'should handle typing in empty block, render if needed', () => {
  688. const domSelection = document.getSelection();
  689. const { view: viewP, selection: newSelection } = parse( '<container:p>[]</container:p>' );
  690. viewRoot._appendChild( viewP );
  691. selection._setTo( newSelection );
  692. renderer.markToSync( 'children', viewRoot );
  693. renderer.render();
  694. const domP = domRoot.childNodes[ 0 ];
  695. expect( domP.childNodes.length ).to.equal( 1 );
  696. expect( isBlockFiller( domP.childNodes[ 0 ], BR_FILLER ) ).to.be.true;
  697. expect( domSelection.rangeCount ).to.equal( 1 );
  698. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP );
  699. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  700. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  701. // Add text node only in View <p>x{}</p>
  702. const viewText = new ViewText( 'x' );
  703. viewP._appendChild( viewText );
  704. selection._setTo( ViewRange._createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  705. renderer.markToSync( 'children', viewP );
  706. renderer.render();
  707. expect( domP.childNodes.length ).to.equal( 1 );
  708. expect( domP.childNodes[ 0 ].data ).to.equal( 'x' );
  709. expect( domSelection.rangeCount ).to.equal( 1 );
  710. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  711. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  712. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  713. } );
  714. it( 'should handle removing last character', () => {
  715. const domSelection = document.getSelection();
  716. const { view: viewP, selection: newSelection } = parse( '<container:p>x{}</container:p>' );
  717. viewRoot._appendChild( viewP );
  718. selection._setTo( newSelection );
  719. renderer.markToSync( 'children', viewRoot );
  720. renderer.render();
  721. const domP = domRoot.childNodes[ 0 ];
  722. expect( domP.childNodes.length ).to.equal( 1 );
  723. expect( domP.childNodes[ 0 ].data ).to.equal( 'x' );
  724. expect( domSelection.rangeCount ).to.equal( 1 );
  725. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  726. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  727. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  728. // Remove text and add filler to both DOM and View <p>{}</p>
  729. domP.removeChild( domP.childNodes[ 0 ] );
  730. domP.appendChild( BR_FILLER( document ) ); // eslint-disable-line new-cap
  731. domSelection.removeAllRanges();
  732. const domRange = document.createRange();
  733. domRange.setStart( domP.childNodes[ 0 ], 0 );
  734. domRange.collapse( true );
  735. domSelection.addRange( domRange );
  736. viewP._removeChildren( 0 );
  737. selection._setTo( ViewRange._createFromParentsAndOffsets( viewP, 0, viewP, 0 ) );
  738. renderer.markToSync( 'children', viewP );
  739. renderAndExpectNoChanges( renderer, domRoot );
  740. } );
  741. it( 'should handle typing in empty attribute, do nothing if changes are already applied', () => {
  742. const domSelection = document.getSelection();
  743. // 1. Render <p><b>FILLER{}</b>foo</p>.
  744. const { view: viewP, selection: newSelection } = parse(
  745. '<container:p><attribute:b>[]</attribute:b>foo</container:p>' );
  746. viewRoot._appendChild( viewP );
  747. selection._setTo( newSelection );
  748. renderer.markToSync( 'children', viewRoot );
  749. renderer.render();
  750. // 2. Check the DOM.
  751. const domP = domRoot.childNodes[ 0 ];
  752. expect( domP.childNodes.length ).to.equal( 2 );
  753. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  754. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  755. const domB = domP.childNodes[ 0 ];
  756. const viewB = viewP.getChild( 0 );
  757. expect( domB.childNodes.length ).to.equal( 1 );
  758. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  759. expect( domSelection.rangeCount ).to.equal( 1 );
  760. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  761. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  762. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  763. // 3. Add text node to both the DOM and the view: <p><b>FILLERx</b>foo</p>.
  764. domB.childNodes[ 0 ].data += 'x';
  765. domSelection.removeAllRanges();
  766. const domRange = document.createRange();
  767. domRange.setStart( domB.childNodes[ 0 ], INLINE_FILLER_LENGTH + 1 );
  768. domRange.collapse( true );
  769. domSelection.addRange( domRange );
  770. const viewText = new ViewText( 'x' );
  771. viewB._appendChild( viewText );
  772. selection._setTo( ViewRange._createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  773. renderer.markToSync( 'children', viewP );
  774. renderAndExpectNoChanges( renderer, domRoot );
  775. } );
  776. it( 'should handle typing in empty attribute as a children change, render if needed', () => {
  777. const domSelection = document.getSelection();
  778. // 1. Render <p><b>FILLER{}</b>foo</p>.
  779. const { view: viewP, selection: newSelection } = parse(
  780. '<container:p><attribute:b>[]</attribute:b>foo</container:p>' );
  781. viewRoot._appendChild( viewP );
  782. selection._setTo( newSelection );
  783. renderer.markToSync( 'children', viewRoot );
  784. renderer.render();
  785. // 2. Check the DOM.
  786. const domP = domRoot.childNodes[ 0 ];
  787. expect( domP.childNodes.length ).to.equal( 2 );
  788. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  789. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  790. const domB = domP.childNodes[ 0 ];
  791. const viewB = viewP.getChild( 0 );
  792. expect( domB.childNodes.length ).to.equal( 1 );
  793. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  794. expect( domSelection.rangeCount ).to.equal( 1 );
  795. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  796. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  797. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  798. domSelection.removeAllRanges();
  799. // 3. Add text node only to the view: <p><b>x{}</b>foo</p>.
  800. const viewText = new ViewText( 'x' );
  801. viewB._appendChild( viewText );
  802. selection._setTo( ViewRange._createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  803. renderer.markToSync( 'children', viewB );
  804. renderer.render();
  805. expect( domB.childNodes.length ).to.equal( 1 );
  806. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'x' );
  807. expect( domSelection.rangeCount ).to.equal( 1 );
  808. // Depending on the browser selection may end up at the end of the text node or after the text node.
  809. const firstRange = domSelection.getRangeAt( 0 );
  810. const assertSelectionAtEndOfTextNode = () => {
  811. expect( firstRange.startOffset ).to.equal( INLINE_FILLER_LENGTH + 1 );
  812. };
  813. const assertSelectionInsideTextNode = () => {
  814. expect( firstRange.startContainer ).to.equal( domB );
  815. expect( firstRange.startOffset ).to.equal( 1 );
  816. };
  817. testUtils.checkAssertions( assertSelectionAtEndOfTextNode, assertSelectionInsideTextNode );
  818. expect( firstRange.collapsed ).to.be.true;
  819. } );
  820. it( 'should handle typing in empty attribute as a text change, render if needed', () => {
  821. const domSelection = document.getSelection();
  822. // 1. Render <p><b>FILLER{}</b>foo</p>.
  823. const { view: viewP, selection: newSelection } = parse(
  824. '<container:p><attribute:b>[]</attribute:b>foo</container:p>' );
  825. viewRoot._appendChild( viewP );
  826. selection._setTo( newSelection );
  827. renderer.markToSync( 'children', viewRoot );
  828. renderer.render();
  829. // 2. Check the DOM.
  830. const domP = domRoot.childNodes[ 0 ];
  831. expect( domP.childNodes.length ).to.equal( 2 );
  832. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  833. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  834. const domB = domP.childNodes[ 0 ];
  835. const viewB = viewP.getChild( 0 );
  836. expect( domB.childNodes.length ).to.equal( 1 );
  837. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  838. expect( domSelection.rangeCount ).to.equal( 1 );
  839. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  840. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  841. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  842. // 3. Add text node only to the view: <p><b>x{}</b>foo</p>.
  843. const viewText = new ViewText( 'x' );
  844. viewB._appendChild( viewText );
  845. selection._setTo( ViewRange._createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  846. renderer.markToSync( 'text', viewText );
  847. renderer.render();
  848. // 4. Check the DOM.
  849. expect( domB.childNodes.length ).to.equal( 1 );
  850. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'x' );
  851. expect( domSelection.rangeCount ).to.equal( 1 );
  852. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  853. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH + 1 );
  854. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  855. } );
  856. it( 'should handle not collapsed range', () => {
  857. const domSelection = document.getSelection();
  858. const { view: viewP, selection: newSelection } = parse(
  859. '<container:p>fo{o<attribute:b>b}ar</attribute:b></container:p>' );
  860. viewRoot._appendChild( viewP );
  861. selection._setTo( newSelection );
  862. renderer.markToSync( 'children', viewRoot );
  863. renderer.render();
  864. const domP = domRoot.childNodes[ 0 ];
  865. expect( domP.childNodes.length ).to.equal( 2 );
  866. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  867. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  868. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  869. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( 'bar' );
  870. expect( domSelection.rangeCount ).to.equal( 1 );
  871. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  872. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 2 );
  873. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domP.childNodes[ 1 ].childNodes[ 0 ] );
  874. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 1 );
  875. renderer.markToSync( 'children', viewP );
  876. renderAndExpectNoChanges( renderer, domRoot );
  877. } );
  878. it( 'should not change selection if there is no editable with selection', () => {
  879. const domDiv = createElement( document, 'div', { contenteditable: true }, 'not editable' );
  880. document.body.appendChild( domDiv );
  881. domDiv.focus();
  882. const domSelection = document.getSelection();
  883. domSelection.removeAllRanges();
  884. domSelection.collapse( domDiv, 0 );
  885. const viewDiv = new ViewElement( 'div' );
  886. const { view: viewP, selection: newSelection } = parse( '<container:p>fo{o}</container:p>' );
  887. viewDiv._appendChild( viewP );
  888. selection._setTo( newSelection );
  889. renderer.render();
  890. expect( domSelection.rangeCount ).to.equal( 1 );
  891. // Depending on the browser selection may end up before the text node or at the beginning of it.
  892. const domRange = domSelection.getRangeAt( 0 );
  893. const assertSelectionAtEndOfTextNode = () => {
  894. expect( domRange.startContainer ).to.equal( domDiv );
  895. };
  896. const assertSelectionInsideTextNode = () => {
  897. expect( domRange.startContainer ).to.equal( domDiv.childNodes[ 0 ] );
  898. };
  899. testUtils.checkAssertions( assertSelectionAtEndOfTextNode, assertSelectionInsideTextNode );
  900. expect( domRange.startOffset ).to.equal( 0 );
  901. expect( domRange.collapsed ).to.be.true;
  902. domDiv.remove();
  903. } );
  904. it( 'should not change selection if there is no focus', () => {
  905. const domDiv = createElement( document, 'div', null, 'not editable' );
  906. document.body.appendChild( domDiv );
  907. const domSelection = document.getSelection();
  908. domSelection.removeAllRanges();
  909. const domRange = document.createRange();
  910. domRange.setStart( domDiv, 0 );
  911. domRange.collapse( true );
  912. domSelection.addRange( domRange );
  913. renderer.isFocused = false;
  914. const { view: viewP, selection: newSelection } = parse( '<container:p>fo{o}</container:p>' );
  915. viewRoot._appendChild( viewP );
  916. selection._setTo( newSelection );
  917. renderer.render();
  918. expect( domSelection.rangeCount ).to.equal( 1 );
  919. // Depending on the browser selection may end up before the text node or at the beginning of it.
  920. const domSelectionRange = domSelection.getRangeAt( 0 );
  921. const assertSelectionAtEndOfTextNode = () => {
  922. expect( domSelectionRange.startContainer ).to.equal( domDiv );
  923. };
  924. const assertSelectionInsideTextNode = () => {
  925. expect( domSelectionRange.startContainer ).to.equal( domDiv.childNodes[ 0 ] );
  926. };
  927. testUtils.checkAssertions( assertSelectionAtEndOfTextNode, assertSelectionInsideTextNode );
  928. expect( domSelectionRange.startOffset ).to.equal( 0 );
  929. expect( domSelectionRange.collapsed ).to.be.true;
  930. domDiv.remove();
  931. } );
  932. it( 'should not add inline filler after text node', () => {
  933. const { view: viewP, selection: newSelection } = parse( '<container:p>foo[]</container:p>' );
  934. viewRoot._appendChild( viewP );
  935. selection._setTo( newSelection );
  936. renderer.markToSync( 'children', viewRoot );
  937. renderer.render();
  938. const domP = domRoot.childNodes[ 0 ];
  939. expect( domP.innerHTML.indexOf( INLINE_FILLER ) ).to.equal( -1 );
  940. } );
  941. it( 'should throw if there is no filler in expected position', () => {
  942. const { view: viewP, selection: newSelection } = parse(
  943. '<container:p>foo<attribute:b>[]</attribute:b>bar</container:p>' );
  944. viewRoot._appendChild( viewP );
  945. selection._setTo( newSelection );
  946. renderer.markToSync( 'children', viewRoot );
  947. renderer.render();
  948. const domB = domRoot.childNodes[ 0 ].childNodes[ 1 ];
  949. const viewB = viewP.getChild( 1 );
  950. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  951. // Remove filler.
  952. domB.childNodes[ 0 ].data = '';
  953. selection._setTo( null );
  954. renderer.markToSync( 'children', viewB );
  955. expectToThrowCKEditorError( () => {
  956. renderer.render();
  957. }, /^view-renderer-filler-was-lost/, selection );
  958. } );
  959. // #1014.
  960. it( 'should create inline filler in newly created dom nodes', () => {
  961. // 1. Create the view structure which needs inline filler.
  962. const inputView =
  963. '<container:ul>' +
  964. '<container:li>Foobar.</container:li>' +
  965. '<container:li>[]<container:div></container:div></container:li>' +
  966. '</container:ul>';
  967. const { view: view, selection: newSelection } = parse( inputView );
  968. viewRoot._appendChild( view );
  969. selection._setTo( newSelection );
  970. renderer.markToSync( 'children', viewRoot );
  971. renderer.render();
  972. // 2. Check if filler element has been (correctly) created.
  973. expect( domRoot.innerHTML.indexOf( INLINE_FILLER ) ).not.to.equal( -1 );
  974. // 3. Move the inline filler parent to a newly created element.
  975. const viewLi = view.getChild( 0 );
  976. const viewLiIndented = view._removeChildren( 1, 1 ); // Array with one element.
  977. const viewUl = new ViewContainerElement( 'ul', null, viewLiIndented );
  978. viewLi._appendChild( viewUl );
  979. // 4. Mark changed items and render the view.
  980. renderer.markToSync( 'children', view );
  981. renderer.markToSync( 'children', viewLi );
  982. renderer.render();
  983. expect( domRoot.innerHTML.indexOf( INLINE_FILLER ) ).not.to.equal( -1 );
  984. const domSelection = document.getSelection();
  985. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 7 ); // After inline filler.
  986. } );
  987. it( 'should handle focusing element', () => {
  988. selection._setTo( viewRoot, 0 );
  989. const domFocusSpy = testUtils.sinon.spy( domRoot, 'focus' );
  990. renderer.render();
  991. expect( domFocusSpy.called ).to.be.true;
  992. } );
  993. it( 'should not focus editable if isFocues is set to false', () => {
  994. const domFocusSpy = testUtils.sinon.spy( domRoot, 'focus' );
  995. renderer.isFocused = false;
  996. renderer.render();
  997. expect( domFocusSpy.calledOnce ).to.be.false;
  998. } );
  999. it( 'should not focus already focused DOM element', () => {
  1000. domRoot.setAttribute( 'contentEditable', true );
  1001. domRoot.focus();
  1002. const domFocusSpy = testUtils.sinon.spy( domRoot, 'focus' );
  1003. renderer.render();
  1004. expect( domFocusSpy.called ).to.be.false;
  1005. } );
  1006. it( 'should render NBSP as last space in the previous inline element', () => {
  1007. const viewP = parse( '<container:p>x <attribute:b>y</attribute:b></container:p>' );
  1008. viewRoot._appendChild( viewP );
  1009. renderer.markToSync( 'children', viewRoot );
  1010. renderer.render();
  1011. const domP = domRoot.childNodes[ 0 ];
  1012. const domB = domP.childNodes[ 1 ];
  1013. expect( domP.childNodes[ 0 ].data ).to.equal( 'x ' );
  1014. expect( domB.childNodes[ 0 ].data ).to.equal( 'y' );
  1015. expect( domP.innerHTML ).to.equal( 'x <b>y</b>' );
  1016. // Insert space resulting in '<p>x <b> y</b></p>'.
  1017. const viewB = viewP.getChild( 1 );
  1018. viewB._removeChildren( 0 );
  1019. viewB._appendChild( new ViewText( ' y' ) );
  1020. renderer.markToSync( 'children', viewP );
  1021. renderer.render();
  1022. expect( domP.childNodes[ 0 ].data ).to.equal( 'x\u00A0' );
  1023. expect( domB.childNodes[ 0 ].data ).to.equal( ' y' );
  1024. expect( domP.innerHTML ).to.equal( 'x&nbsp;<b> y</b>' );
  1025. } );
  1026. it( 'should update sibling after, when node before is removed', () => {
  1027. const viewP = parse( '<container:p>x<attribute:b> y</attribute:b></container:p>' );
  1028. viewRoot._appendChild( viewP );
  1029. renderer.markToSync( 'children', viewRoot );
  1030. renderer.render();
  1031. const domP = domRoot.childNodes[ 0 ];
  1032. const domB = domP.childNodes[ 1 ];
  1033. expect( domP.childNodes[ 0 ].data ).to.equal( 'x' );
  1034. expect( domB.childNodes[ 0 ].data ).to.equal( ' y' );
  1035. expect( domP.innerHTML ).to.equal( 'x<b> y</b>' );
  1036. // Remove 'x' resulting in '<p><b> y</b></p>'.
  1037. viewP._removeChildren( 0 );
  1038. renderer.markToSync( 'children', viewP );
  1039. renderer.render();
  1040. expect( domB.childNodes[ 0 ].data ).to.equal( '\u00A0y' );
  1041. expect( domP.innerHTML ).to.equal( '<b>&nbsp;y</b>' );
  1042. } );
  1043. it( 'should update sibling before, when node after is removed', () => {
  1044. const viewP = parse( '<container:p>x <attribute:b>y</attribute:b></container:p>' );
  1045. viewRoot._appendChild( viewP );
  1046. renderer.markToSync( 'children', viewRoot );
  1047. renderer.render();
  1048. const domP = domRoot.childNodes[ 0 ];
  1049. const domB = domP.childNodes[ 1 ];
  1050. expect( domP.childNodes[ 0 ].data ).to.equal( 'x ' );
  1051. expect( domB.childNodes[ 0 ].data ).to.equal( 'y' );
  1052. expect( domP.innerHTML ).to.equal( 'x <b>y</b>' );
  1053. // Remove '<b>y</b>' resulting in '<p>x </p>'.
  1054. viewP._removeChildren( 1 );
  1055. renderer.markToSync( 'children', viewP );
  1056. renderer.render();
  1057. expect( domP.childNodes[ 0 ].data ).to.equal( 'x\u00A0' );
  1058. expect( domP.innerHTML ).to.equal( 'x&nbsp;' );
  1059. } );
  1060. // #1093
  1061. it( 'should update siblings after space is inserted in element before - text-element', () => {
  1062. const viewP = parse( '<container:p>x<attribute:b> y</attribute:b></container:p>' );
  1063. viewRoot._appendChild( viewP );
  1064. renderer.markToSync( 'children', viewRoot );
  1065. renderer.render();
  1066. const domP = domRoot.childNodes[ 0 ];
  1067. const domB = domP.childNodes[ 1 ];
  1068. expect( domP.childNodes[ 0 ].data ).to.equal( 'x' );
  1069. expect( domB.childNodes[ 0 ].data ).to.equal( ' y' );
  1070. expect( domP.innerHTML ).to.equal( 'x<b> y</b>' );
  1071. // Insert space resulting in '<p>x <b> y</b></p>'.
  1072. viewP._removeChildren( 0 );
  1073. viewP._insertChild( 0, new ViewText( 'x ' ) );
  1074. renderer.markToSync( 'children', viewP );
  1075. renderer.render();
  1076. expect( domP.childNodes[ 0 ].data ).to.equal( 'x\u00A0' );
  1077. expect( domB.childNodes[ 0 ].data ).to.equal( ' y' );
  1078. expect( domP.innerHTML ).to.equal( 'x&nbsp;<b> y</b>' );
  1079. } );
  1080. // #1093
  1081. it( 'should update siblings after space is inserted in element before - element-text', () => {
  1082. const viewP = parse( '<container:p><attribute:b>x</attribute:b> y</container:p>' );
  1083. viewRoot._appendChild( viewP );
  1084. renderer.markToSync( 'children', viewRoot );
  1085. renderer.render();
  1086. const domP = domRoot.childNodes[ 0 ];
  1087. const domB = domP.childNodes[ 0 ];
  1088. expect( domB.childNodes[ 0 ].data ).to.equal( 'x' );
  1089. expect( domP.childNodes[ 1 ].data ).to.equal( ' y' );
  1090. expect( domP.innerHTML ).to.equal( '<b>x</b> y' );
  1091. // Insert space resulting in '<p><b>x </b> y</p>'.
  1092. const viewB = viewP.getChild( 0 );
  1093. viewB._removeChildren( 0 );
  1094. viewB._insertChild( 0, new ViewText( 'x ' ) );
  1095. renderer.markToSync( 'children', viewP );
  1096. renderer.render();
  1097. expect( domB.childNodes[ 0 ].data ).to.equal( 'x\u00A0' );
  1098. expect( domP.childNodes[ 1 ].data ).to.equal( ' y' );
  1099. expect( domP.innerHTML ).to.equal( '<b>x&nbsp;</b> y' );
  1100. } );
  1101. // #1093
  1102. it( 'should update siblings after space is inserted in element before - element-element', () => {
  1103. const viewP = parse( '<container:p><attribute:b>x</attribute:b><attribute:i> y</attribute:i></container:p>' );
  1104. viewRoot._appendChild( viewP );
  1105. renderer.markToSync( 'children', viewRoot );
  1106. renderer.render();
  1107. const domP = domRoot.childNodes[ 0 ];
  1108. const domB = domP.childNodes[ 0 ];
  1109. const domI = domP.childNodes[ 1 ];
  1110. expect( domB.childNodes[ 0 ].data ).to.equal( 'x' );
  1111. expect( domI.childNodes[ 0 ].data ).to.equal( ' y' );
  1112. expect( domP.innerHTML ).to.equal( '<b>x</b><i> y</i>' );
  1113. // Insert space resulting in '<p><b>x </b><i> y</i></p>'.
  1114. const viewB = viewP.getChild( 0 );
  1115. viewB._removeChildren( 0 );
  1116. viewB._insertChild( 0, new ViewText( 'x ' ) );
  1117. renderer.markToSync( 'children', viewP );
  1118. renderer.render();
  1119. expect( domB.childNodes[ 0 ].data ).to.equal( 'x\u00A0' );
  1120. expect( domI.childNodes[ 0 ].data ).to.equal( ' y' );
  1121. expect( domP.innerHTML ).to.equal( '<b>x&nbsp;</b><i> y</i>' );
  1122. } );
  1123. // #1125
  1124. it( 'should properly rerender many changes done in one batch', () => {
  1125. // This test transforms:
  1126. //
  1127. // <h2>He<strong>ding 1</strong></h2>
  1128. // <p>Ph <strong>Bold</strong> <i>It<strong>alic</strong></i> <a><strong>Lin</strong>k</a></p>
  1129. // <blockquote><ul><li>Quoted <strong>item 1</strong></li></ul></blockquote>
  1130. //
  1131. // into:
  1132. //
  1133. // <h2>Heading 2</h2>
  1134. // <p>Ph <i><strong>Italic</strong></i> <a><strong>L</strong>ink 1</a></p>
  1135. // <blockquote><p>Qu<strong>ote</strong></p><ul><li><strong>Quoted item 1</strong></li></ul></blockquote>
  1136. //
  1137. // during one rerender to check if complex structure changes are rerendered correctly.
  1138. const viewContent = parse( '' +
  1139. '<container:h2>He' +
  1140. '<attribute:i>ading 1</attribute:i>' +
  1141. '</container:h2>' +
  1142. '<container:p>Ph ' +
  1143. '<attribute:strong>Bold</attribute:strong> ' +
  1144. '<attribute:i>It' +
  1145. '<attribute:strong>alic</attribute:strong>' +
  1146. '</attribute:i> ' +
  1147. '<attribute:a href="https://ckeditor.com">' +
  1148. '<attribute:strong>Lin</attribute:strong>' +
  1149. 'k</attribute:a>' +
  1150. '</container:p>' +
  1151. '<container:blockquote>' +
  1152. '<container:ul>' +
  1153. '<container:li>Quoted <attribute:strong>item 1</attribute:strong></container:li>' +
  1154. '</container:ul>' +
  1155. '</container:blockquote>' );
  1156. viewRoot._appendChild( viewContent );
  1157. renderer.markToSync( 'children', viewRoot );
  1158. renderer.render();
  1159. // '<h2>He<i>ading 1</i></h2>' -> '<h2>Heading 2</h2>'
  1160. const viewHeading = viewRoot.getChild( 0 );
  1161. viewHeading._removeChildren( 0, viewHeading.childCount );
  1162. viewHeading._insertChild( 0, new ViewText( 'Heading 2' ) );
  1163. // Usually whole subtree is marked to sync so we mark root, changed element and all its direct children.
  1164. renderer.markToSync( 'children', viewRoot );
  1165. renderer.markToSync( 'children', viewHeading );
  1166. renderer.markToSync( 'text', viewHeading.getChild( 0 ) );
  1167. // '<p>Ph <strong>Bold</strong> <i>It<strong>alic</strong></i> <a><strong>Lin</strong>k</a></p>'
  1168. // ->
  1169. // '<p>Ph <i><strong>Italic</strong></i> <a><strong>L</strong>ink 1</a></p>'
  1170. const viewP = viewRoot.getChild( 1 );
  1171. viewP._removeChildren( 0, viewP.childCount );
  1172. viewP._insertChild(
  1173. 0,
  1174. parse(
  1175. 'Ph <attribute:i><attribute:strong>Italic</attribute:strong></attribute:i> ' +
  1176. '<attribute:a href="https://ckeditor.com"><attribute:strong>L</attribute:strong>ink 1</attribute:a>'
  1177. )
  1178. );
  1179. renderer.markToSync( 'children', viewRoot );
  1180. renderer.markToSync( 'children', viewP );
  1181. renderer.markToSync( 'children', viewP.getChild( 1 ) );
  1182. renderer.markToSync( 'children', viewP.getChild( 3 ) );
  1183. renderer.markToSync( 'text', viewP.getChild( 0 ) );
  1184. renderer.markToSync( 'text', viewP.getChild( 2 ) );
  1185. // '<blockquote><ul><li>Quoted <strong>item 1</strong></li></ul></blockquote>'
  1186. // -> '<blockquote><p>Qu<strong>ote</strong></p><ul><li><strong>Quoted item 1</strong></li></ul></blockquote>'
  1187. const viewBq = viewRoot.getChild( 2 );
  1188. viewBq._removeChildren( 0, viewBq.childCount );
  1189. viewBq._insertChild(
  1190. 0,
  1191. parse(
  1192. '<container:p>Qu<attribute:strong>ote</attribute:strong></container:p>' +
  1193. '<container:ul><container:li><attribute:strong>Quoted item 1</attribute:strong></container:li></container:ul>'
  1194. )
  1195. );
  1196. renderer.markToSync( 'children', viewRoot );
  1197. renderer.markToSync( 'children', viewBq );
  1198. renderer.markToSync( 'children', viewBq.getChild( 0 ) );
  1199. renderer.markToSync( 'children', viewBq.getChild( 1 ) );
  1200. renderer.render();
  1201. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal(
  1202. '<h2>Heading 2</h2>' +
  1203. '<p>Ph <i><strong>Italic</strong></i> <a href="https://ckeditor.com"><strong>L</strong>ink 1</a></p>' +
  1204. '<blockquote><p>Qu<strong>ote</strong></p><ul><li><strong>Quoted item 1</strong></li></ul></blockquote>'
  1205. );
  1206. } );
  1207. // #1125
  1208. it( 'should properly rerender changes when whole content replaced at once', () => {
  1209. // This test replaces:
  1210. //
  1211. // <h1>Header</h1>
  1212. // <blockquote><ul><li>Quoted <strong>item 1</strong></li><li>Item 2</li></ul></blockquote>
  1213. //
  1214. // with:
  1215. //
  1216. // <h2>Header</h2>
  1217. // <p>Not Quoted <strong>item 1</strong> and item 2</p>
  1218. //
  1219. // during one rerender to check if complex structure changes are rerendered correctly.
  1220. const viewContent = parse(
  1221. '<container:h1>Header</container:h1>' +
  1222. '<container:blockquote>' +
  1223. '<container:ul>' +
  1224. '<container:li>Quoted <attribute:strong>item 1</attribute:strong></container:li>' +
  1225. '<container:li>Item 2</container:li>' +
  1226. '</container:ul>' +
  1227. '</container:blockquote>'
  1228. );
  1229. viewRoot._appendChild( viewContent );
  1230. renderer.markToSync( 'children', viewRoot );
  1231. renderer.render();
  1232. const newViewContent = parse(
  1233. '<container:h2>Header</container:h2>' +
  1234. '<container:p>Not Quoted <attribute:strong>item 1</attribute:strong> and item 2</container:p>'
  1235. );
  1236. viewRoot._removeChildren( 0, viewRoot.childCount );
  1237. viewRoot._appendChild( newViewContent );
  1238. renderer.markToSync( 'children', viewRoot );
  1239. renderer.render();
  1240. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal(
  1241. '<h2>Header</h2><p>Not Quoted <strong>item 1</strong> and item 2</p>'
  1242. );
  1243. } );
  1244. // #1451
  1245. it( 'should correctly render changed children even if direct parent is not marked to sync', () => {
  1246. const inputView =
  1247. '<container:ul>' +
  1248. '<container:li>Foo</container:li>' +
  1249. '<container:li><attribute:b>Bar</attribute:b></container:li>' +
  1250. '</container:ul>';
  1251. const view = parse( inputView );
  1252. viewRoot._appendChild( view );
  1253. renderer.markToSync( 'children', viewRoot );
  1254. renderer.render();
  1255. expect( domRoot.innerHTML ).to.equal( '<ul><li>Foo</li><li><b>Bar</b></li></ul>' );
  1256. const viewLi = view.getChild( 0 );
  1257. const viewLiIndented = view._removeChildren( 1, 1 ); // Array with one element.
  1258. viewLiIndented[ 0 ]._appendChild( parse( '<attribute:i>Baz</attribute:i>' ) );
  1259. const viewUl = new ViewContainerElement( 'ul', null, viewLiIndented );
  1260. viewLi._appendChild( viewUl );
  1261. renderer.markToSync( 'children', view );
  1262. renderer.markToSync( 'children', viewLi );
  1263. renderer.render();
  1264. expect( domRoot.innerHTML ).to.equal( '<ul><li>Foo<ul><li><b>Bar</b><i>Baz</i></li></ul></li></ul>' );
  1265. } );
  1266. // #1439
  1267. it( 'should not force–refresh the selection in non–Gecko browsers after a soft break', () => {
  1268. const domSelection = domRoot.ownerDocument.defaultView.getSelection();
  1269. testUtils.sinon.stub( env, 'isGecko' ).get( () => false );
  1270. const spy = testUtils.sinon.stub( domSelection, 'addRange' );
  1271. // <p>foo<br/>[]</p>
  1272. const { view: viewP, selection: newSelection } = parse(
  1273. '<container:p>' +
  1274. 'foo[]' +
  1275. '<empty:br></empty:br>[]' +
  1276. '</container:p>' );
  1277. viewRoot._appendChild( viewP );
  1278. selection._setTo( newSelection );
  1279. renderer.markToSync( 'children', viewRoot );
  1280. renderer.render();
  1281. sinon.assert.notCalled( spy );
  1282. } );
  1283. // #1439
  1284. it( 'should force–refresh the selection in Gecko browsers after a soft break to nudge the caret', () => {
  1285. const domSelection = domRoot.ownerDocument.defaultView.getSelection();
  1286. testUtils.sinon.stub( env, 'isGecko' ).get( () => true );
  1287. const spy = testUtils.sinon.stub( domSelection, 'addRange' );
  1288. // <p>foo[]<b>bar</b></p>
  1289. let { view: viewP, selection: newSelection } = parse(
  1290. '<container:p>' +
  1291. 'foo[]' +
  1292. '<attribute:b>bar</attribute:b>' +
  1293. '</container:p>' );
  1294. viewRoot._appendChild( viewP );
  1295. selection._setTo( newSelection );
  1296. renderer.markToSync( 'children', viewRoot );
  1297. renderer.render();
  1298. sinon.assert.notCalled( spy );
  1299. // <p>foo<b>bar</b></p><p>foo[]<br/></p>
  1300. ( { view: viewP, selection: newSelection } = parse(
  1301. '<container:p>' +
  1302. 'foo[]' +
  1303. '<empty:br></empty:br>' +
  1304. '</container:p>' ) );
  1305. viewRoot._appendChild( viewP );
  1306. selection._setTo( newSelection );
  1307. renderer.markToSync( 'children', viewRoot );
  1308. renderer.render();
  1309. sinon.assert.notCalled( spy );
  1310. // <p>foo<b>bar</b></p><p>foo<br/>[]</p>
  1311. selection._setTo( [
  1312. new ViewRange( new ViewPosition( viewP, 2 ), new ViewPosition( viewP, 2 ) )
  1313. ] );
  1314. renderer.markToSync( 'children', viewRoot );
  1315. renderer.render();
  1316. sinon.assert.calledOnce( spy );
  1317. } );
  1318. describe( 'fake selection', () => {
  1319. beforeEach( () => {
  1320. const { view: viewP, selection: newSelection } = parse(
  1321. '<container:p>[foo bar]</container:p>'
  1322. );
  1323. viewRoot._appendChild( viewP );
  1324. selection._setTo( newSelection );
  1325. renderer.markToSync( 'children', viewRoot );
  1326. renderer.render();
  1327. } );
  1328. it( 'should render fake selection', () => {
  1329. const label = 'fake selection label';
  1330. selection._setTo( selection.getRanges(), { fake: true, label } );
  1331. renderer.render();
  1332. expect( domRoot.childNodes.length ).to.equal( 2 );
  1333. const container = domRoot.childNodes[ 1 ];
  1334. expect( domConverter.mapDomToView( container ) ).to.be.undefined;
  1335. expect( container.childNodes.length ).to.equal( 1 );
  1336. const textNode = container.childNodes[ 0 ];
  1337. expect( textNode.textContent ).to.equal( label );
  1338. const domSelection = domRoot.ownerDocument.getSelection();
  1339. assertDomSelectionContents( domSelection, container, /^fake selection label$/ );
  1340. } );
  1341. it( 'should render &nbsp; if no selection label is provided', () => {
  1342. selection._setTo( selection.getRanges(), { fake: true } );
  1343. renderer.render();
  1344. expect( domRoot.childNodes.length ).to.equal( 2 );
  1345. const container = domRoot.childNodes[ 1 ];
  1346. expect( container.childNodes.length ).to.equal( 1 );
  1347. const textNode = container.childNodes[ 0 ];
  1348. expect( textNode.textContent ).to.equal( '\u00A0' );
  1349. const domSelection = domRoot.ownerDocument.getSelection();
  1350. assertDomSelectionContents( domSelection, container, /^[ \u00A0]$/ );
  1351. } );
  1352. it( 'should remove fake selection container when selection is no longer fake', () => {
  1353. selection._setTo( selection.getRanges(), { fake: true } );
  1354. renderer.render();
  1355. selection._setTo( selection.getRanges(), { fake: false } );
  1356. renderer.render();
  1357. expect( domRoot.childNodes.length ).to.equal( 1 );
  1358. const domParagraph = domRoot.childNodes[ 0 ];
  1359. expect( domParagraph.childNodes.length ).to.equal( 1 );
  1360. expect( domParagraph.tagName.toLowerCase() ).to.equal( 'p' );
  1361. const domSelection = domRoot.ownerDocument.getSelection();
  1362. assertDomSelectionContents( domSelection, domParagraph, /^foo bar$/ );
  1363. } );
  1364. it( 'should reuse fake selection container #1', () => {
  1365. const label = 'fake selection label';
  1366. selection._setTo( selection.getRanges(), { fake: true, label } );
  1367. renderer.render();
  1368. expect( domRoot.childNodes.length ).to.equal( 2 );
  1369. const container = domRoot.childNodes[ 1 ];
  1370. selection._setTo( selection.getRanges(), { fake: true, label } );
  1371. renderer.render();
  1372. expect( domRoot.childNodes.length ).to.equal( 2 );
  1373. const newContainer = domRoot.childNodes[ 1 ];
  1374. expect( newContainer ).equals( container );
  1375. expect( newContainer.childNodes.length ).to.equal( 1 );
  1376. const textNode = newContainer.childNodes[ 0 ];
  1377. expect( textNode.textContent ).to.equal( label );
  1378. } );
  1379. it( 'should reuse fake selection container #2', () => {
  1380. selection._setTo( selection.getRanges(), { fake: true, label: 'label 1' } );
  1381. renderer.render();
  1382. expect( domRoot.childNodes.length ).to.equal( 2 );
  1383. const container = domRoot.childNodes[ 1 ];
  1384. selection._setTo( selection.getRanges(), { fake: false } );
  1385. renderer.render();
  1386. expect( domRoot.childNodes.length ).to.equal( 1 );
  1387. selection._setTo( selection.getRanges(), { fake: true, label: 'label 2' } );
  1388. renderer.render();
  1389. expect( domRoot.childNodes.length ).to.equal( 2 );
  1390. const newContainer = domRoot.childNodes[ 1 ];
  1391. expect( newContainer ).equals( container );
  1392. expect( newContainer.childNodes.length ).to.equal( 1 );
  1393. const textNode = newContainer.childNodes[ 0 ];
  1394. expect( textNode.textContent ).to.equal( 'label 2' );
  1395. } );
  1396. it( 'should reuse fake selection container #3', () => {
  1397. selection._setTo( selection.getRanges(), { fake: true, label: 'label 1' } );
  1398. renderer.render();
  1399. expect( domRoot.childNodes.length ).to.equal( 2 );
  1400. const container = domRoot.childNodes[ 1 ];
  1401. selection._setTo( selection.getRanges(), { fake: true, label: 'label 2' } );
  1402. renderer.render();
  1403. expect( domRoot.childNodes.length ).to.equal( 2 );
  1404. const newContainer = domRoot.childNodes[ 1 ];
  1405. expect( newContainer ).equals( container );
  1406. expect( newContainer.childNodes.length ).to.equal( 1 );
  1407. const textNode = newContainer.childNodes[ 0 ];
  1408. expect( textNode.textContent ).to.equal( 'label 2' );
  1409. } );
  1410. it( 'should style fake selection container properly', () => {
  1411. selection._setTo( selection.getRanges(), { fake: true, label: 'fake selection' } );
  1412. renderer.render();
  1413. expect( domRoot.childNodes.length ).to.equal( 2 );
  1414. const container = domRoot.childNodes[ 1 ];
  1415. expect( container.style.position ).to.equal( 'fixed' );
  1416. expect( container.style.top ).to.equal( '0px' );
  1417. expect( container.style.left ).to.equal( '-9999px' );
  1418. } );
  1419. it( 'should move fake selection container between editables', () => {
  1420. const viewEditable = new ViewEditableElement( 'div' );
  1421. viewEditable._appendChild( parse( '<container:p>abc xyz</container:p>' ) );
  1422. const domEditable = document.createElement( 'div' );
  1423. document.body.appendChild( domEditable );
  1424. domConverter.bindElements( domEditable, viewEditable );
  1425. renderer.markToSync( 'children', viewEditable );
  1426. selection._setTo( selection.getRanges(), { fake: true, label: 'fake selection' } );
  1427. renderer.render();
  1428. let container = document.getSelection().anchorNode;
  1429. expect( domRoot.contains( container ) ).to.be.true;
  1430. selection._setTo( viewEditable, 'in', { fake: true, label: 'fake selection' } );
  1431. renderer.render();
  1432. container = document.getSelection().anchorNode;
  1433. expect( domEditable.contains( container ) ).to.be.true;
  1434. } );
  1435. it( 'should bind fake selection container to view selection', () => {
  1436. selection._setTo( selection.getRanges(), { fake: true, label: 'fake selection' } );
  1437. renderer.render();
  1438. expect( domRoot.childNodes.length ).to.equal( 2 );
  1439. const container = domRoot.childNodes[ 1 ];
  1440. const bindSelection = renderer.domConverter.fakeSelectionToView( container );
  1441. expect( bindSelection ).to.not.be.undefined;
  1442. expect( bindSelection.isEqual( selection ) ).to.be.true;
  1443. } );
  1444. // https://github.com/ckeditor/ckeditor5-engine/issues/1714.
  1445. it( 'should handle situation when label got removed from the fake selection container', () => {
  1446. const label = 'fake selection label';
  1447. selection._setTo( selection.getRanges(), { fake: true, label } );
  1448. renderer.render();
  1449. expect( domRoot.childNodes.length ).to.equal( 2 );
  1450. const container = domRoot.childNodes[ 1 ];
  1451. expect( domConverter.mapDomToView( container ) ).to.be.undefined;
  1452. expect( container.childNodes.length ).to.equal( 1 );
  1453. const textNode = container.childNodes[ 0 ];
  1454. expect( textNode.textContent ).to.equal( label );
  1455. // Remove a text node (label) from the fake selection container.
  1456. // It can be done by pressing backspace while the delete command is disabled and selection is on the widget.
  1457. textNode.remove();
  1458. renderer.render();
  1459. const domSelection = domRoot.ownerDocument.getSelection();
  1460. assertDomSelectionContents( domSelection, container, /^fake selection label$/ );
  1461. } );
  1462. // Use a forgiving way of checking what the selection contains
  1463. // because Safari normalizes the selection ranges so precise checking is troublesome.
  1464. // Also, Edge returns a normal space instead of nbsp so we need to use even more alternatives.
  1465. function assertDomSelectionContents( domSelection, expectedContainer, expectedText ) {
  1466. const domSelectionContainer = domSelection.getRangeAt( 0 ).commonAncestorContainer;
  1467. expect( domSelection.toString() ).to.match( expectedText );
  1468. expect(
  1469. domSelectionContainer == expectedContainer.firstChild || domSelectionContainer == expectedContainer
  1470. ).to.be.true;
  1471. }
  1472. } );
  1473. // #887
  1474. describe( 'similar selection', () => {
  1475. // Use spies to check selection updates. Some selection positions are not achievable in some
  1476. // browsers (e.g. <p>Foo<b>{}Bar</b></p> in Chrome) so asserting dom selection after rendering would fail.
  1477. let selectionCollapseSpy, selectionExtendSpy;
  1478. afterEach( () => {
  1479. if ( selectionCollapseSpy ) {
  1480. selectionCollapseSpy.restore();
  1481. selectionCollapseSpy = null;
  1482. }
  1483. if ( selectionExtendSpy ) {
  1484. selectionExtendSpy.restore();
  1485. selectionExtendSpy = null;
  1486. }
  1487. } );
  1488. it( 'should always render collapsed selection even if it is similar', () => {
  1489. const domSelection = document.getSelection();
  1490. const { view: viewP, selection: newSelection } = parse(
  1491. '<container:p>foo{}<attribute:b>bar</attribute:b></container:p>' );
  1492. viewRoot._appendChild( viewP );
  1493. selection._setTo( newSelection );
  1494. renderer.markToSync( 'children', viewRoot );
  1495. renderer.render();
  1496. const domP = domRoot.childNodes[ 0 ];
  1497. const domB = domP.childNodes[ 1 ];
  1498. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1499. expect( domSelection.isCollapsed ).to.true;
  1500. expect( domSelection.rangeCount ).to.equal( 1 );
  1501. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  1502. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 3 );
  1503. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domP.childNodes[ 0 ] );
  1504. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1505. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1506. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1507. // <container:p>foo<attribute:b>{}bar</attribute:b></container:p>
  1508. selection._setTo( [
  1509. new ViewRange( new ViewPosition( viewB.getChild( 0 ), 0 ), new ViewPosition( viewB.getChild( 0 ), 0 ) )
  1510. ] );
  1511. renderer.markToSync( 'children', viewP );
  1512. renderer.render();
  1513. expect( selectionCollapseSpy.calledOnce ).to.true;
  1514. expect( selectionCollapseSpy.calledWith( domB.childNodes[ 0 ], 0 ) ).to.true;
  1515. expect( selectionExtendSpy.calledOnce ).to.true;
  1516. expect( selectionExtendSpy.calledWith( domB.childNodes[ 0 ], 0 ) ).to.true;
  1517. } );
  1518. it( 'should always render collapsed selection even if it is similar (with empty element)', () => {
  1519. const domSelection = document.getSelection();
  1520. const { view: viewP, selection: newSelection } = parse(
  1521. '<container:p>foo<attribute:b>[]</attribute:b></container:p>' );
  1522. viewRoot._appendChild( viewP );
  1523. selection._setTo( newSelection );
  1524. renderer.markToSync( 'children', viewRoot );
  1525. renderer.render();
  1526. const domP = domRoot.childNodes[ 0 ];
  1527. const domB = domP.childNodes[ 1 ];
  1528. expect( domSelection.isCollapsed ).to.true;
  1529. expect( domSelection.rangeCount ).to.equal( 1 );
  1530. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  1531. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  1532. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ] );
  1533. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( INLINE_FILLER_LENGTH );
  1534. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1535. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1536. // <container:p>foo{}<attribute:b></attribute:b></container:p>
  1537. selection._setTo( [
  1538. new ViewRange( new ViewPosition( viewP.getChild( 0 ), 3 ), new ViewPosition( viewP.getChild( 0 ), 3 ) )
  1539. ] );
  1540. renderer.markToSync( 'children', viewP );
  1541. renderer.render();
  1542. expect( selectionCollapseSpy.calledOnce ).to.true;
  1543. expect( selectionCollapseSpy.calledWith( domP.childNodes[ 0 ], 3 ) ).to.true;
  1544. expect( selectionExtendSpy.calledOnce ).to.true;
  1545. expect( selectionExtendSpy.calledWith( domP.childNodes[ 0 ], 3 ) ).to.true;
  1546. } );
  1547. it( 'should always render non-collapsed selection if it not is similar', () => {
  1548. const domSelection = document.getSelection();
  1549. const { view: viewP, selection: newSelection } = parse(
  1550. '<container:p>fo{o}<attribute:b>bar</attribute:b></container:p>' );
  1551. viewRoot._appendChild( viewP );
  1552. selection._setTo( newSelection );
  1553. renderer.markToSync( 'children', viewRoot );
  1554. renderer.render();
  1555. const domP = domRoot.childNodes[ 0 ];
  1556. const domB = domP.childNodes[ 1 ];
  1557. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1558. expect( domSelection.isCollapsed ).to.false;
  1559. expect( domSelection.rangeCount ).to.equal( 1 );
  1560. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  1561. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 2 );
  1562. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domP.childNodes[ 0 ] );
  1563. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1564. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1565. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1566. // <container:p>fo{o<attribute:b>b}ar</attribute:b></container:p>
  1567. selection._setTo( [
  1568. new ViewRange( new ViewPosition( viewP.getChild( 0 ), 2 ), new ViewPosition( viewB.getChild( 0 ), 1 ) )
  1569. ] );
  1570. renderer.markToSync( 'children', viewP );
  1571. renderer.render();
  1572. expect( selectionCollapseSpy.calledOnce ).to.true;
  1573. expect( selectionCollapseSpy.calledWith( domP.childNodes[ 0 ], 2 ) ).to.true;
  1574. expect( selectionExtendSpy.calledOnce ).to.true;
  1575. expect( selectionExtendSpy.calledWith( domB.childNodes[ 0 ], 1 ) ).to.true;
  1576. } );
  1577. it( 'should always render selection (even if it is same in view) if current dom selection is in incorrect place', () => {
  1578. const domSelection = document.getSelection();
  1579. const { view: viewP, selection: newSelection } = parse( '<container:p>foo[]<ui:span></ui:span></container:p>' );
  1580. viewRoot._appendChild( viewP );
  1581. selection._setTo( newSelection );
  1582. renderer.markToSync( 'children', viewRoot );
  1583. renderer.render();
  1584. // In DOM, set position to: <p>foo<span>[]</span></p>. This is incorrect DOM selection (it is in view ui element).
  1585. // Do not change view selection.
  1586. // When renderer will check if the DOM selection changed, it will convert DOM selection to a view selection.
  1587. // Selections (current view selection and view-from-dom selection) will be equal but we will still expect re-render
  1588. // because DOM selection is in incorrect place.
  1589. const domP = domRoot.childNodes[ 0 ];
  1590. const domSpan = domP.childNodes[ 1 ];
  1591. domSelection.collapse( domSpan, 0 );
  1592. renderer.render();
  1593. // Expect that after calling `renderer.render()` the DOM selection was re-rendered (and set at correct position).
  1594. // Depending on the browser selection may end up at the end of the text node or after the text node.
  1595. const assertSelectionAtEndOfTextNode = () => {
  1596. expect( domSelection.anchorNode ).to.equal( domP );
  1597. expect( domSelection.anchorOffset ).to.equal( 1 );
  1598. };
  1599. const assertSelectionInsideTextNode = () => {
  1600. const textNode = domP.childNodes[ 0 ];
  1601. expect( domSelection.anchorNode ).to.equal( textNode );
  1602. expect( domSelection.anchorOffset ).to.equal( 3 );
  1603. };
  1604. testUtils.checkAssertions( assertSelectionAtEndOfTextNode, assertSelectionInsideTextNode );
  1605. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  1606. } );
  1607. it( 'should not render non-collapsed selection it is similar (element start)', () => {
  1608. const domSelection = document.getSelection();
  1609. const { view: viewP, selection: newSelection } = parse(
  1610. '<container:p>foo<attribute:b>{ba}r</attribute:b></container:p>' );
  1611. viewRoot._appendChild( viewP );
  1612. selection._setTo( newSelection );
  1613. renderer.markToSync( 'children', viewRoot );
  1614. renderer.render();
  1615. const domP = domRoot.childNodes[ 0 ];
  1616. const domB = domP.childNodes[ 1 ];
  1617. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1618. expect( domSelection.isCollapsed ).to.false;
  1619. expect( domSelection.rangeCount ).to.equal( 1 );
  1620. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  1621. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  1622. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ] );
  1623. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 2 );
  1624. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1625. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1626. // <container:p>foo{<attribute:b>ba}r</attribute:b></container:p>
  1627. selection._setTo( [
  1628. new ViewRange( new ViewPosition( viewP.getChild( 0 ), 3 ), new ViewPosition( viewB.getChild( 0 ), 2 ) )
  1629. ] );
  1630. renderer.markToSync( 'children', viewP );
  1631. renderer.render();
  1632. expect( selectionCollapseSpy.notCalled ).to.true;
  1633. expect( selectionExtendSpy.notCalled ).to.true;
  1634. } );
  1635. it( 'should not render non-collapsed selection it is similar (element end)', () => {
  1636. const domSelection = document.getSelection();
  1637. const { view: viewP, selection: newSelection } = parse(
  1638. '<container:p>foo<attribute:b>b{ar}</attribute:b>baz</container:p>' );
  1639. viewRoot._appendChild( viewP );
  1640. selection._setTo( newSelection );
  1641. renderer.markToSync( 'children', viewRoot );
  1642. renderer.render();
  1643. const domP = domRoot.childNodes[ 0 ];
  1644. const domB = domP.childNodes[ 1 ];
  1645. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1646. expect( domSelection.isCollapsed ).to.false;
  1647. expect( domSelection.rangeCount ).to.equal( 1 );
  1648. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  1649. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  1650. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ] );
  1651. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1652. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1653. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1654. // <container:p>foo<attribute:b>b{ar</attribute:b>}baz</container:p>
  1655. selection._setTo( [
  1656. new ViewRange( new ViewPosition( viewB.getChild( 0 ), 1 ), new ViewPosition( viewP.getChild( 2 ), 0 ) )
  1657. ] );
  1658. renderer.markToSync( 'children', viewP );
  1659. renderer.render();
  1660. expect( selectionCollapseSpy.notCalled ).to.true;
  1661. expect( selectionExtendSpy.notCalled ).to.true;
  1662. } );
  1663. it( 'should not render non-collapsed selection it is similar (element start - nested)', () => {
  1664. const domSelection = document.getSelection();
  1665. const { view: viewP, selection: newSelection } = parse(
  1666. '<container:p>foo<attribute:b><attribute:i>{ba}r</attribute:i></attribute:b></container:p>' );
  1667. viewRoot._appendChild( viewP );
  1668. selection._setTo( newSelection );
  1669. renderer.markToSync( 'children', viewRoot );
  1670. renderer.render();
  1671. const domP = domRoot.childNodes[ 0 ];
  1672. const domB = domP.childNodes[ 1 ];
  1673. const viewI = viewRoot.getChild( 0 ).getChild( 1 ).getChild( 0 );
  1674. expect( domSelection.isCollapsed ).to.false;
  1675. expect( domSelection.rangeCount ).to.equal( 1 );
  1676. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ].childNodes[ 0 ] );
  1677. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  1678. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ].childNodes[ 0 ] );
  1679. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 2 );
  1680. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1681. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1682. // <container:p>foo{<attribute:b><attribute:i>ba}r</attribute:i></attribute:b></container:p>
  1683. selection._setTo( [
  1684. new ViewRange( new ViewPosition( viewP.getChild( 0 ), 3 ), new ViewPosition( viewI.getChild( 0 ), 2 ) )
  1685. ] );
  1686. renderer.markToSync( 'children', viewP );
  1687. renderer.render();
  1688. expect( selectionCollapseSpy.notCalled ).to.true;
  1689. expect( selectionExtendSpy.notCalled ).to.true;
  1690. } );
  1691. it( 'should not render non-collapsed selection it is similar (element end - nested)', () => {
  1692. const domSelection = document.getSelection();
  1693. const { view: viewP, selection: newSelection } = parse(
  1694. '<container:p>f{oo<attribute:b><attribute:i>bar}</attribute:i></attribute:b>baz</container:p>' );
  1695. viewRoot._appendChild( viewP );
  1696. selection._setTo( newSelection );
  1697. renderer.markToSync( 'children', viewRoot );
  1698. renderer.render();
  1699. const domP = domRoot.childNodes[ 0 ];
  1700. const domB = domP.childNodes[ 1 ];
  1701. expect( domSelection.isCollapsed ).to.false;
  1702. expect( domSelection.rangeCount ).to.equal( 1 );
  1703. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  1704. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  1705. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ].childNodes[ 0 ] );
  1706. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1707. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1708. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1709. // <container:p>f{oo<attribute:b><attribute:i>bar</attribute:i></attribute:b>}baz</container:p>
  1710. selection._setTo( [
  1711. new ViewRange( new ViewPosition( viewP.getChild( 0 ), 1 ), new ViewPosition( viewP.getChild( 2 ), 0 ) )
  1712. ] );
  1713. renderer.markToSync( 'children', viewP );
  1714. renderer.render();
  1715. expect( selectionCollapseSpy.notCalled ).to.true;
  1716. expect( selectionExtendSpy.notCalled ).to.true;
  1717. } );
  1718. } );
  1719. // #1417
  1720. describe( 'optimal rendering – reusing existing nodes', () => {
  1721. it( 'should render inline element replacement (before text)', () => {
  1722. viewRoot._appendChild( parse( '<container:p><attribute:i>A</attribute:i>1</container:p>' ) );
  1723. renderer.markToSync( 'children', viewRoot );
  1724. renderer.render();
  1725. expect( domRoot.innerHTML ).to.equal( '<p><i>A</i>1</p>' );
  1726. const viewP = viewRoot.getChild( 0 );
  1727. viewP._removeChildren( 0, 2 );
  1728. viewP._insertChild( 0, parse( '<attribute:i>B</attribute:i>2' ) );
  1729. const domI = domRoot.childNodes[ 0 ].childNodes[ 0 ];
  1730. renderer.markToSync( 'children', viewRoot );
  1731. renderer.markToSync( 'children', viewP );
  1732. renderer.render();
  1733. expect( domRoot.innerHTML ).to.equal( '<p><i>B</i>2</p>' );
  1734. expect( domI ).to.equal( domRoot.childNodes[ 0 ].childNodes[ 0 ] );
  1735. } );
  1736. it( 'should render inline element replacement (after text)', () => {
  1737. viewRoot._appendChild( parse( '<container:p>1<attribute:i>A</attribute:i></container:p>' ) );
  1738. renderer.markToSync( 'children', viewRoot );
  1739. renderer.render();
  1740. expect( domRoot.innerHTML ).to.equal( '<p>1<i>A</i></p>' );
  1741. const viewP = viewRoot.getChild( 0 );
  1742. viewP._removeChildren( 0, 2 );
  1743. viewP._insertChild( 0, parse( '2<attribute:i>B</attribute:i>' ) );
  1744. const domI = domRoot.childNodes[ 0 ].childNodes[ 1 ];
  1745. renderer.markToSync( 'children', viewRoot );
  1746. renderer.markToSync( 'children', viewP );
  1747. renderer.render();
  1748. expect( domRoot.innerHTML ).to.equal( '<p>2<i>B</i></p>' );
  1749. expect( domI ).to.equal( domRoot.childNodes[ 0 ].childNodes[ 1 ] );
  1750. } );
  1751. it( 'should render inline element replacement (before text swapped order)', () => {
  1752. viewRoot._appendChild( parse( '<container:p><attribute:i>A</attribute:i>1</container:p>' ) );
  1753. renderer.markToSync( 'children', viewRoot );
  1754. renderer.render();
  1755. expect( domRoot.innerHTML ).to.equal( '<p><i>A</i>1</p>' );
  1756. const viewP = viewRoot.getChild( 0 );
  1757. viewP._removeChildren( 0, 2 );
  1758. viewP._insertChild( 0, parse( '2<attribute:i>B</attribute:i>' ) );
  1759. const domI = domRoot.childNodes[ 0 ].childNodes[ 0 ];
  1760. renderer.markToSync( 'children', viewRoot );
  1761. renderer.markToSync( 'children', viewP );
  1762. renderer.render();
  1763. expect( domRoot.innerHTML ).to.equal( '<p>2<i>B</i></p>' );
  1764. expect( domI ).to.equal( domRoot.childNodes[ 0 ].childNodes[ 1 ] );
  1765. } );
  1766. it( 'should render inline element replacement (after text swapped order)', () => {
  1767. viewRoot._appendChild( parse( '<container:p>1<attribute:i>A</attribute:i></container:p>' ) );
  1768. renderer.markToSync( 'children', viewRoot );
  1769. renderer.render();
  1770. expect( domRoot.innerHTML ).to.equal( '<p>1<i>A</i></p>' );
  1771. const viewP = viewRoot.getChild( 0 );
  1772. viewP._removeChildren( 0, 2 );
  1773. viewP._insertChild( 0, parse( '<attribute:i>B</attribute:i>2' ) );
  1774. const domI = domRoot.childNodes[ 0 ].childNodes[ 1 ];
  1775. renderer.markToSync( 'children', viewRoot );
  1776. renderer.markToSync( 'children', viewP );
  1777. renderer.render();
  1778. expect( domRoot.innerHTML ).to.equal( '<p><i>B</i>2</p>' );
  1779. expect( domI ).to.equal( domRoot.childNodes[ 0 ].childNodes[ 0 ] );
  1780. } );
  1781. it( 'should render single replacement in p group', () => {
  1782. const content = '' +
  1783. '<container:p>1</container:p>' +
  1784. '<container:p>2</container:p>' +
  1785. '<container:p>3</container:p>';
  1786. viewRoot._appendChild( parse( content ) );
  1787. renderer.markToSync( 'children', viewRoot );
  1788. renderer.render();
  1789. expect( domRoot.innerHTML ).to.equal( '<p>1</p><p>2</p><p>3</p>' );
  1790. viewRoot._removeChildren( 1 );
  1791. viewRoot._insertChild( 1, parse( '<container:p>4</container:p>' ) );
  1792. const domP = domRoot.childNodes[ 1 ];
  1793. renderer.markToSync( 'children', viewRoot );
  1794. renderer.render();
  1795. expect( domRoot.innerHTML ).to.equal( '<p>1</p><p>4</p><p>3</p>' );
  1796. expect( domP ).to.equal( domRoot.childNodes[ 1 ] );
  1797. } );
  1798. it( 'should render replacement and insertion in p group', () => {
  1799. const content = '' +
  1800. '<container:p>1<attribute:i>A</attribute:i></container:p>' +
  1801. '<container:p>2<attribute:i>B</attribute:i></container:p>' +
  1802. '<container:p>3<attribute:i>C</attribute:i></container:p>';
  1803. const replacement = '' +
  1804. '<container:p><attribute:i>D</attribute:i></container:p>' +
  1805. '<container:p>5<attribute:i>E</attribute:i></container:p>';
  1806. viewRoot._appendChild( parse( content ) );
  1807. renderer.markToSync( 'children', viewRoot );
  1808. renderer.render();
  1809. expect( domRoot.innerHTML ).to.equal( '<p>1<i>A</i></p><p>2<i>B</i></p><p>3<i>C</i></p>' );
  1810. viewRoot._removeChildren( 1 );
  1811. viewRoot._insertChild( 1, parse( replacement ) );
  1812. const domP2 = domRoot.childNodes[ 1 ];
  1813. const domP3 = domRoot.childNodes[ 2 ];
  1814. renderer.markToSync( 'children', viewRoot );
  1815. renderer.render();
  1816. expect( domRoot.innerHTML ).to.equal( '<p>1<i>A</i></p><p><i>D</i></p><p>5<i>E</i></p><p>3<i>C</i></p>' );
  1817. expect( domP2 ).to.equal( domRoot.childNodes[ 1 ] );
  1818. expect( domP3 ).to.equal( domRoot.childNodes[ 3 ] );
  1819. } );
  1820. it( 'should render replacement and deletion in p group', () => {
  1821. const content = '' +
  1822. '<container:p><attribute:i>A</attribute:i>1</container:p>' +
  1823. '<container:p><attribute:i>B</attribute:i>2</container:p>' +
  1824. '<container:p><attribute:i>C</attribute:i>3</container:p>';
  1825. viewRoot._appendChild( parse( content ) );
  1826. renderer.markToSync( 'children', viewRoot );
  1827. renderer.render();
  1828. expect( domRoot.innerHTML ).to.equal( '<p><i>A</i>1</p><p><i>B</i>2</p><p><i>C</i>3</p>' );
  1829. viewRoot._removeChildren( 0, 2 );
  1830. viewRoot._insertChild( 0, parse( '<container:p>4</container:p>' ) );
  1831. const domP0 = domRoot.childNodes[ 0 ];
  1832. const domP2 = domRoot.childNodes[ 2 ];
  1833. renderer.markToSync( 'children', viewRoot );
  1834. renderer.render();
  1835. expect( domRoot.innerHTML ).to.equal( '<p>4</p><p><i>C</i>3</p>' );
  1836. expect( domP0 ).to.equal( domRoot.childNodes[ 0 ] );
  1837. expect( domP2 ).to.equal( domRoot.childNodes[ 1 ] );
  1838. } );
  1839. it( 'should render multiple continuous replacement in p group', () => {
  1840. const content = '' +
  1841. '<container:p>1</container:p>' +
  1842. '<container:p>2</container:p>' +
  1843. '<container:p>3</container:p>' +
  1844. '<container:p>4</container:p>' +
  1845. '<container:p>5</container:p>';
  1846. viewRoot._appendChild( parse( content ) );
  1847. renderer.markToSync( 'children', viewRoot );
  1848. renderer.render();
  1849. expect( domRoot.innerHTML ).to.equal( '<p>1</p><p>2</p><p>3</p><p>4</p><p>5</p>' );
  1850. viewRoot._removeChildren( 0, 3 );
  1851. viewRoot._insertChild( 0, parse( '<container:p>6<attribute:i>A</attribute:i></container:p><container:p>7</container:p>' ) );
  1852. const domP1 = domRoot.childNodes[ 0 ];
  1853. const domP2 = domRoot.childNodes[ 1 ];
  1854. const domP4 = domRoot.childNodes[ 3 ];
  1855. const domP5 = domRoot.childNodes[ 4 ];
  1856. renderer.markToSync( 'children', viewRoot );
  1857. renderer.render();
  1858. expect( domRoot.innerHTML ).to.equal( '<p>6<i>A</i></p><p>7</p><p>4</p><p>5</p>' );
  1859. expect( domP1 ).to.equal( domRoot.childNodes[ 0 ] );
  1860. expect( domP2 ).to.equal( domRoot.childNodes[ 1 ] );
  1861. expect( domP4 ).to.equal( domRoot.childNodes[ 2 ] );
  1862. expect( domP5 ).to.equal( domRoot.childNodes[ 3 ] );
  1863. } );
  1864. it( 'should render multiple replacement in p group', () => {
  1865. const content = '' +
  1866. '<container:p>1</container:p>' +
  1867. '<container:p>2</container:p>' +
  1868. '<container:p>3</container:p>' +
  1869. '<container:p>4</container:p>' +
  1870. '<container:p>5</container:p>';
  1871. viewRoot._appendChild( parse( content ) );
  1872. renderer.markToSync( 'children', viewRoot );
  1873. renderer.render();
  1874. expect( domRoot.innerHTML ).to.equal( '<p>1</p><p>2</p><p>3</p><p>4</p><p>5</p>' );
  1875. viewRoot._removeChildren( 4 );
  1876. viewRoot._removeChildren( 1, 2 );
  1877. viewRoot._insertChild( 2, parse( '<container:p>6</container:p>' ) );
  1878. viewRoot._insertChild( 1, parse( '<container:p><attribute:i>A</attribute:i>7</container:p>' ) );
  1879. const domP1 = domRoot.childNodes[ 0 ];
  1880. const domP2 = domRoot.childNodes[ 1 ];
  1881. const domP4 = domRoot.childNodes[ 3 ];
  1882. const domP5 = domRoot.childNodes[ 4 ];
  1883. renderer.markToSync( 'children', viewRoot );
  1884. renderer.render();
  1885. expect( domRoot.innerHTML ).to.equal( '<p>1</p><p><i>A</i>7</p><p>4</p><p>6</p>' );
  1886. expect( domP1 ).to.equal( domRoot.childNodes[ 0 ] );
  1887. expect( domP2 ).to.equal( domRoot.childNodes[ 1 ] );
  1888. expect( domP4 ).to.equal( domRoot.childNodes[ 2 ] );
  1889. expect( domP5 ).to.equal( domRoot.childNodes[ 3 ] );
  1890. } );
  1891. it( 'should not rerender DOM when view replaced with the same structure', () => {
  1892. const content = '' +
  1893. '<container:h2>He' +
  1894. '<attribute:i>ading 1</attribute:i>' +
  1895. '</container:h2>' +
  1896. '<container:p>Ph ' +
  1897. '<attribute:strong>Bold</attribute:strong>' +
  1898. '<attribute:a href="https://ckeditor.com">' +
  1899. '<attribute:strong>Lin<attribute:i>k</attribute:i></attribute:strong>' +
  1900. '</attribute:a>' +
  1901. '</container:p>' +
  1902. '<container:blockquote>' +
  1903. '<container:ul>' +
  1904. '<container:li>Quoted <attribute:strong>item 1</attribute:strong></container:li>' +
  1905. '</container:ul>' +
  1906. '</container:blockquote>';
  1907. viewRoot._appendChild( parse( content ) );
  1908. renderer.markToSync( 'children', viewRoot );
  1909. renderer.render();
  1910. expect( domRoot.innerHTML ).to.equal( '<h2>He<i>ading 1</i></h2><p>Ph <strong>Bold</strong>' +
  1911. '<a href="https://ckeditor.com"><strong>Lin<i>k</i></strong></a></p><blockquote><ul><li>' +
  1912. 'Quoted <strong>item 1</strong></li></ul></blockquote>' );
  1913. viewRoot._removeChildren( 0, viewRoot.childCount );
  1914. viewRoot._appendChild( parse( content ) );
  1915. const viewH = viewRoot.getChild( 0 );
  1916. const viewP = viewRoot.getChild( 1 );
  1917. const viewQ = viewRoot.getChild( 2 );
  1918. const domH = domRoot.childNodes[ 0 ];
  1919. const domHI = domH.childNodes[ 1 ];
  1920. const domP = domRoot.childNodes[ 1 ];
  1921. const domPT = domP.childNodes[ 0 ];
  1922. const domPABI = domP.childNodes[ 2 ].childNodes[ 0 ].childNodes[ 1 ];
  1923. const domQ = domRoot.childNodes[ 2 ];
  1924. const domQULB = domQ.childNodes[ 0 ].childNodes[ 0 ].childNodes[ 1 ];
  1925. renderer.markToSync( 'children', viewRoot );
  1926. renderer.render();
  1927. // Assert content.
  1928. expect( domRoot.innerHTML ).to.equal( '<h2>He<i>ading 1</i></h2><p>Ph <strong>Bold</strong>' +
  1929. '<a href="https://ckeditor.com"><strong>Lin<i>k</i></strong></a></p><blockquote><ul><li>' +
  1930. 'Quoted <strong>item 1</strong></li></ul></blockquote>' );
  1931. // Assert if DOM elements did not change.
  1932. expect( domRoot.childNodes[ 0 ] ).to.equal( domH );
  1933. expect( domH.childNodes[ 1 ] ).to.equal( domHI );
  1934. expect( domRoot.childNodes[ 1 ] ).to.equal( domP );
  1935. expect( domP.childNodes[ 0 ] ).to.equal( domPT );
  1936. expect( domP.childNodes[ 2 ].childNodes[ 0 ].childNodes[ 1 ] ).to.equal( domPABI );
  1937. expect( domRoot.childNodes[ 2 ] ).to.equal( domQ );
  1938. expect( domQ.childNodes[ 0 ].childNodes[ 0 ].childNodes[ 1 ] ).to.equal( domQULB );
  1939. // Assert mappings.
  1940. const mappings = renderer.domConverter._domToViewMapping;
  1941. expect( mappings.get( domH ) ).to.equal( viewH );
  1942. expect( mappings.get( domHI ) ).to.equal( viewH.getChild( 1 ) );
  1943. expect( mappings.get( domP ) ).to.equal( viewP );
  1944. expect( mappings.get( domPABI ) ).to.equal( viewP.getChild( 2 ).getChild( 0 ).getChild( 1 ) );
  1945. expect( mappings.get( domQ ) ).to.equal( viewQ );
  1946. expect( mappings.get( domQULB ) ).to.equal( viewQ.getChild( 0 ).getChild( 0 ).getChild( 1 ) );
  1947. } );
  1948. it( 'should not rerender DOM when view replaced with the same structure without first node', () => {
  1949. const content = '' +
  1950. '<container:h2>He' +
  1951. '<attribute:i>ading 1</attribute:i>' +
  1952. '</container:h2>' +
  1953. '<container:p>Ph ' +
  1954. '<attribute:strong>Bold</attribute:strong>' +
  1955. '<attribute:a href="https://ckeditor.com">' +
  1956. '<attribute:strong>Lin<attribute:i>k</attribute:i></attribute:strong>' +
  1957. '</attribute:a>' +
  1958. '</container:p>' +
  1959. '<container:blockquote>' +
  1960. '<container:ul>' +
  1961. '<container:li>Quoted <attribute:strong>item 1</attribute:strong></container:li>' +
  1962. '</container:ul>' +
  1963. '</container:blockquote>';
  1964. const content2 = '' +
  1965. '<container:p>Ph ' +
  1966. '<attribute:strong>Bold</attribute:strong>' +
  1967. '<attribute:a href="https://ckeditor.com">' +
  1968. '<attribute:strong>Lin<attribute:i>k</attribute:i></attribute:strong>' +
  1969. '</attribute:a>' +
  1970. '</container:p>' +
  1971. '<container:blockquote>' +
  1972. '<container:ul>' +
  1973. '<container:li>Quoted <attribute:strong>item 1</attribute:strong></container:li>' +
  1974. '</container:ul>' +
  1975. '</container:blockquote>';
  1976. viewRoot._appendChild( parse( content ) );
  1977. renderer.markToSync( 'children', viewRoot );
  1978. renderer.render();
  1979. expect( domRoot.innerHTML ).to.equal( '<h2>He<i>ading 1</i></h2><p>Ph <strong>Bold</strong>' +
  1980. '<a href="https://ckeditor.com"><strong>Lin<i>k</i></strong></a></p><blockquote><ul><li>' +
  1981. 'Quoted <strong>item 1</strong></li></ul></blockquote>' );
  1982. viewRoot._removeChildren( 0, viewRoot.childCount );
  1983. viewRoot._appendChild( parse( content2 ) );
  1984. const viewP = viewRoot.getChild( 0 );
  1985. const viewQ = viewRoot.getChild( 1 );
  1986. const domP = domRoot.childNodes[ 1 ];
  1987. const domPT = domP.childNodes[ 0 ];
  1988. const domPABI = domP.childNodes[ 2 ].childNodes[ 0 ].childNodes[ 1 ];
  1989. const domQ = domRoot.childNodes[ 2 ];
  1990. const domQULB = domQ.childNodes[ 0 ].childNodes[ 0 ].childNodes[ 1 ];
  1991. renderer.markToSync( 'children', viewRoot );
  1992. renderer.render();
  1993. // Assert content.
  1994. expect( domRoot.innerHTML ).to.equal( '<p>Ph <strong>Bold</strong>' +
  1995. '<a href="https://ckeditor.com"><strong>Lin<i>k</i></strong></a></p><blockquote><ul><li>' +
  1996. 'Quoted <strong>item 1</strong></li></ul></blockquote>' );
  1997. // Assert if DOM elements did not change.
  1998. expect( domRoot.childNodes[ 0 ] ).to.equal( domP );
  1999. expect( domP.childNodes[ 0 ] ).to.equal( domPT );
  2000. expect( domP.childNodes[ 2 ].childNodes[ 0 ].childNodes[ 1 ] ).to.equal( domPABI );
  2001. expect( domRoot.childNodes[ 1 ] ).to.equal( domQ );
  2002. expect( domQ.childNodes[ 0 ].childNodes[ 0 ].childNodes[ 1 ] ).to.equal( domQULB );
  2003. // Assert mappings.
  2004. const mappings = renderer.domConverter._domToViewMapping;
  2005. expect( mappings.get( domP ) ).to.equal( viewP );
  2006. expect( mappings.get( domPABI ) ).to.equal( viewP.getChild( 2 ).getChild( 0 ).getChild( 1 ) );
  2007. expect( mappings.get( domQ ) ).to.equal( viewQ );
  2008. expect( mappings.get( domQULB ) ).to.equal( viewQ.getChild( 0 ).getChild( 0 ).getChild( 1 ) );
  2009. } );
  2010. it( 'should not rerender DOM when typing inside empty inline element', () => {
  2011. const view = parse( '<container:p>Foo Bar<attribute:strong></attribute:strong></container:p>' );
  2012. viewRoot._appendChild( view );
  2013. renderer.markToSync( 'children', viewRoot );
  2014. renderer.render();
  2015. expect( domRoot.innerHTML ).to.equal( '<p>Foo Bar<strong></strong></p>' );
  2016. const viewP = viewRoot.getChild( 0 );
  2017. viewP._removeChildren( 1 );
  2018. viewP._insertChild( 1, parse( '<attribute:strong>a</attribute:strong>' ) );
  2019. const domP = domRoot.childNodes[ 0 ];
  2020. const domText = domP.childNodes[ 0 ];
  2021. const domB = domP.childNodes[ 1 ];
  2022. domB.innerHTML = 'a';
  2023. renderer.markToSync( 'children', viewRoot );
  2024. renderer.markToSync( 'children', viewRoot.getChild( 0 ) );
  2025. renderer.render();
  2026. // Assert content.
  2027. expect( domRoot.innerHTML ).to.equal( '<p>Foo Bar<strong>a</strong></p>' );
  2028. // Assert if DOM elements did not change.
  2029. expect( domRoot.childNodes[ 0 ] ).to.equal( domP );
  2030. expect( domRoot.childNodes[ 0 ].childNodes[ 0 ] ).to.equal( domText );
  2031. expect( domRoot.childNodes[ 0 ].childNodes[ 1 ] ).to.equal( domB );
  2032. // Assert mappings.
  2033. const mappings = renderer.domConverter._domToViewMapping;
  2034. expect( mappings.get( domP ) ).to.equal( viewP );
  2035. expect( mappings.get( domB ) ).to.equal( viewP.getChild( 1 ) );
  2036. } );
  2037. it( 'should handle complex view duplication', () => {
  2038. const content = '' +
  2039. '<container:blockquote>' +
  2040. '<container:ul>' +
  2041. '<container:li>Quoted <attribute:strong>item 1</attribute:strong></container:li>' +
  2042. '<container:li>Item 2</container:li>' +
  2043. '<container:li>' +
  2044. '<attribute:a href="https://cksource.com">Li<attribute:strong>nk</attribute:strong></attribute:a>' +
  2045. '</container:li>' +
  2046. '</container:ul>' +
  2047. '</container:blockquote>';
  2048. const expected = '' +
  2049. '<blockquote>' +
  2050. '<ul>' +
  2051. '<li>Quoted <strong>item 1</strong></li>' +
  2052. '<li>Item 2</li>' +
  2053. '<li><a href="https://cksource.com">Li<strong>nk</strong></a></li>' +
  2054. '</ul>' +
  2055. '</blockquote>';
  2056. viewRoot._appendChild( parse( content ) );
  2057. renderer.markToSync( 'children', viewRoot );
  2058. renderer.render();
  2059. expect( domRoot.innerHTML ).to.equal( expected );
  2060. viewRoot._removeChildren( 0, viewRoot.childCount );
  2061. viewRoot._appendChild( parse( content + content ) );
  2062. const domBQ = domRoot.childNodes[ 0 ];
  2063. const domUL = domBQ.childNodes[ 0 ];
  2064. const domLI1 = domUL.childNodes[ 0 ];
  2065. const domLI2 = domUL.childNodes[ 1 ];
  2066. const domLI3 = domUL.childNodes[ 2 ];
  2067. renderer.markToSync( 'children', viewRoot );
  2068. renderer.render();
  2069. // Assert content.
  2070. expect( domRoot.innerHTML ).to.equal( expected + expected );
  2071. // Assert if DOM elements did not change.
  2072. expect( domRoot.childNodes[ 0 ] ).to.equal( domBQ );
  2073. expect( domBQ.childNodes[ 0 ] ).to.equal( domUL );
  2074. expect( domUL.childNodes[ 0 ] ).to.equal( domLI1 );
  2075. expect( domUL.childNodes[ 1 ] ).to.equal( domLI2 );
  2076. expect( domUL.childNodes[ 2 ] ).to.equal( domLI3 );
  2077. // Assert mappings.
  2078. const domMappings = renderer.domConverter._domToViewMapping;
  2079. expect( domMappings.get( domBQ ) ).to.equal( viewRoot.getChild( 0 ) );
  2080. expect( domMappings.get( domUL ) ).to.equal( viewRoot.getChild( 0 ).getChild( 0 ) );
  2081. expect( domMappings.get( domLI1 ) ).to.equal( viewRoot.getChild( 0 ).getChild( 0 ).getChild( 0 ) );
  2082. expect( domMappings.get( domLI2 ) ).to.equal( viewRoot.getChild( 0 ).getChild( 0 ).getChild( 1 ) );
  2083. expect( domMappings.get( domLI3 ) ).to.equal( viewRoot.getChild( 0 ).getChild( 0 ).getChild( 2 ) );
  2084. // Assert if new view elements are bind to new DOM elements.
  2085. const viewMappings = renderer.domConverter._domToViewMapping;
  2086. expect( viewMappings.get( viewRoot.getChild( 1 ) ) ).not.equal( domBQ );
  2087. expect( viewMappings.get( viewRoot.getChild( 1 ).getChild( 0 ) ) ).not.equal( domUL );
  2088. expect( viewMappings.get( viewRoot.getChild( 1 ).getChild( 0 ).getChild( 0 ) ) ).not.equal( domLI1 );
  2089. expect( viewMappings.get( viewRoot.getChild( 1 ).getChild( 0 ).getChild( 1 ) ) ).not.equal( domLI2 );
  2090. expect( viewMappings.get( viewRoot.getChild( 1 ).getChild( 0 ).getChild( 2 ) ) ).not.equal( domLI3 );
  2091. } );
  2092. it( 'should handle complex view replace', () => {
  2093. const content = '' +
  2094. '<container:h2>He' +
  2095. '<attribute:i>ading 1</attribute:i>' +
  2096. '</container:h2>' +
  2097. '<container:p>Ph ' +
  2098. '<attribute:strong>Bold</attribute:strong>' +
  2099. '<attribute:a href="https://ckeditor.com">' +
  2100. '<attribute:strong>Lin<attribute:i>k</attribute:i></attribute:strong>' +
  2101. '</attribute:a>' +
  2102. '</container:p>' +
  2103. '<container:blockquote>' +
  2104. '<container:ul>' +
  2105. '<container:li>Quoted <attribute:strong>item 1</attribute:strong></container:li>' +
  2106. '<container:li>Item 2</container:li>' +
  2107. '<container:li>' +
  2108. '<attribute:a href="https://cksource.com">Li<attribute:strong>nk</attribute:strong></attribute:a>' +
  2109. '</container:li>' +
  2110. '</container:ul>' +
  2111. '</container:blockquote>';
  2112. const replacement = '' +
  2113. '<container:p>' +
  2114. '1' +
  2115. '<attribute:i>A</attribute:i>' +
  2116. '</container:p>' +
  2117. '<container:p>' +
  2118. '<attribute:a href="https://cksource.com">' +
  2119. 'Li' +
  2120. '<attribute:strong>nk</attribute:strong>' +
  2121. '</attribute:a>' +
  2122. '</container:p>' +
  2123. '<container:h1>' +
  2124. 'Heading ' +
  2125. '<attribute:strong>1</attribute:strong>' +
  2126. '</container:h1>' +
  2127. '<container:h2>' +
  2128. '<attribute:a href="https://ckeditor.com">Heading 2</attribute:a>' +
  2129. '</container:h2>' +
  2130. '<container:h3>' +
  2131. 'Heading' +
  2132. '<attribute:i> 3</attribute:i>' +
  2133. '</container:h3>' +
  2134. '<container:blockquote>' +
  2135. 'Foo Bar Baz' +
  2136. '</container:blockquote>' +
  2137. '<container:ul>' +
  2138. '<container:li>' +
  2139. 'Item ' +
  2140. '<attribute:strong>1</attribute:strong>' +
  2141. '</container:li>' +
  2142. '<container:li>' +
  2143. '<attribute:a href="https://ckeditor.com">Item</attribute:a>' +
  2144. ' 2' +
  2145. '</container:li>' +
  2146. '</container:ul>';
  2147. viewRoot._appendChild( parse( content ) );
  2148. renderer.markToSync( 'children', viewRoot );
  2149. renderer.render();
  2150. expect( domRoot.innerHTML ).to.equal( '' +
  2151. '<h2>He<i>ading 1</i></h2>' +
  2152. '<p>Ph <strong>Bold</strong><a href="https://ckeditor.com"><strong>Lin<i>k</i></strong></a></p>' +
  2153. '<blockquote><ul>' +
  2154. '<li>Quoted <strong>item 1</strong></li>' +
  2155. '<li>Item 2</li><li><a href="https://cksource.com">Li<strong>nk</strong></a></li>' +
  2156. '</ul></blockquote>' );
  2157. viewRoot._removeChildren( 0, viewRoot.childCount );
  2158. viewRoot._appendChild( parse( replacement ) );
  2159. renderer.markToSync( 'children', viewRoot );
  2160. renderer.render();
  2161. // Here we just check if new DOM structure was properly rendered.
  2162. expect( domRoot.innerHTML ).to.equal( '' +
  2163. '<p>1<i>A</i></p>' +
  2164. '<p><a href="https://cksource.com">Li<strong>nk</strong></a></p>' +
  2165. '<h1>Heading <strong>1</strong></h1>' +
  2166. '<h2><a href="https://ckeditor.com">Heading 2</a></h2>' +
  2167. '<h3>Heading<i> 3</i></h3>' +
  2168. '<blockquote>Foo Bar Baz</blockquote>' +
  2169. '<ul><li>Item <strong>1</strong></li><li><a href="https://ckeditor.com">Item</a> 2</li></ul>' );
  2170. } );
  2171. it( 'should handle br elements while refreshing bindings', () => {
  2172. const expected = `<p>Foo Bar</p><p>${ BR_FILLER( document ).outerHTML }</p>`; // eslint-disable-line new-cap
  2173. viewRoot._appendChild( parse( '<container:p>Foo Bar</container:p><container:p></container:p>' ) );
  2174. renderer.markToSync( 'children', viewRoot );
  2175. renderer.render();
  2176. expect( domRoot.innerHTML ).to.equal( expected );
  2177. // There is a case in Safari that during accent panel navigation on macOS our 'BR_FILLER' is replaced with
  2178. // just '<br>' element which breaks accent composition in an empty paragraph. It also throws an error while
  2179. // refreshing mappings in a renderer. Simulate such behaviour (#1354).
  2180. domRoot.childNodes[ 1 ].innerHTML = '<br>';
  2181. viewRoot._removeChildren( 1 );
  2182. viewRoot._insertChild( 1, parse( '<container:p></container:p>' ) );
  2183. renderer.markToSync( 'children', viewRoot );
  2184. renderer.render();
  2185. expect( domRoot.innerHTML ).to.equal( expected );
  2186. } );
  2187. it( 'should handle list to paragraph conversion', () => {
  2188. const view = '' +
  2189. '<container:ol>' +
  2190. '<container:li>Item 1' +
  2191. '<container:ol>' +
  2192. '<container:li>Item 2</container:li>' +
  2193. '</container:ol>' +
  2194. '</container:li>' +
  2195. '</container:ol>' +
  2196. '<container:p>Paragraph</container:p>' +
  2197. '<container:ol>' +
  2198. '<container:li>Item 3' +
  2199. '<container:ol>' +
  2200. '<container:li>Item 4</container:li>' +
  2201. '</container:ol>' +
  2202. '</container:li>' +
  2203. '</container:ol>';
  2204. viewRoot._appendChild( parse( view ) );
  2205. renderer.markToSync( 'children', viewRoot );
  2206. renderer.render();
  2207. expect( domRoot.innerHTML ).to.equal(
  2208. '<ol><li>Item 1<ol><li>Item 2</li></ol></li></ol><p>Paragraph</p><ol><li>Item 3<ol><li>Item 4</li></ol></li></ol>' );
  2209. const viewOL1 = viewRoot.getChild( 0 );
  2210. viewOL1.getChild( 0 )._removeChildren( 1 );
  2211. viewRoot._removeChildren( 2 );
  2212. viewRoot._insertChild( 1, parse( '<container:p>Item 2</container:p>' ) );
  2213. viewRoot._insertChild( 3, parse( '<container:p>Item 3</container:p>' ) );
  2214. viewRoot._insertChild( 4, parse( '<container:ol><container:li>Item 4</container:li></container:ol>' ) );
  2215. const domOL1 = domRoot.childNodes[ 0 ];
  2216. const domOL2 = domRoot.childNodes[ 2 ];
  2217. const domP = domRoot.childNodes[ 1 ];
  2218. renderer.markToSync( 'children', viewRoot );
  2219. renderer.markToSync( 'children', viewOL1.getChild( 0 ) );
  2220. renderer.render();
  2221. expect( domRoot.innerHTML ).to.equal(
  2222. '<ol><li>Item 1</li></ol><p>Item 2</p><p>Paragraph</p><p>Item 3</p><ol><li>Item 4</li></ol>' );
  2223. expect( domRoot.childNodes[ 0 ] ).to.equal( domOL1 );
  2224. expect( domRoot.childNodes[ 2 ] ).to.equal( domP );
  2225. expect( domRoot.childNodes[ 4 ] ).to.equal( domOL2 );
  2226. } );
  2227. it( 'should handle attributes change in replaced elements', () => {
  2228. const view = '' +
  2229. '<container:ol>' +
  2230. '<container:li data-index="1" align="left">Item 1</container:li>' +
  2231. '</container:ol>' +
  2232. '<container:p>Paragraph ' +
  2233. '<attribute:a href="123">Link</attribute:a>' +
  2234. '</container:p>' +
  2235. '<container:p id="p1"><attribute:i>Bar</attribute:i>Baz</container:p>';
  2236. viewRoot._appendChild( parse( view ) );
  2237. renderer.markToSync( 'children', viewRoot );
  2238. renderer.render();
  2239. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2240. '<ol><li data-index="1" align="left">Item 1</li></ol>' +
  2241. '<p>Paragraph <a href="123">Link</a></p><p id="p1"><i>Bar</i>Baz</p>' ) );
  2242. const viewOL = viewRoot.getChild( 0 );
  2243. viewOL._removeChildren( 0 );
  2244. viewOL._insertChild( 0, parse( '<container:li data-index="2" data-attr="foo">Item 1</container:li>' ) );
  2245. const viewP1 = viewRoot.getChild( 1 );
  2246. viewP1._removeChildren( 1 );
  2247. viewP1._insertChild( 1, parse( '<attribute:a href="456" class="cke">Foo</attribute:a>' ) );
  2248. viewRoot._removeChildren( 2 );
  2249. viewRoot._insertChild( 2, parse( '<container:p>Bar</container:p>' ) );
  2250. renderer.markToSync( 'children', viewRoot );
  2251. renderer.markToSync( 'children', viewOL );
  2252. renderer.markToSync( 'children', viewP1 );
  2253. renderer.render();
  2254. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2255. '<ol><li data-index="2" data-attr="foo">Item 1</li></ol>' +
  2256. '<p>Paragraph <a href="456" class="cke">Foo</a></p><p>Bar</p>' ) );
  2257. } );
  2258. it( 'should handle classes change in replaced elements', () => {
  2259. const view = '' +
  2260. '<container:ol>' +
  2261. '<container:li class="foo1 bar2 baz3">Item 1</container:li>' +
  2262. '</container:ol>' +
  2263. '<container:p><attribute:i class="i1 i2">Bar</attribute:i>Baz</container:p>';
  2264. viewRoot._appendChild( parse( view ) );
  2265. renderer.markToSync( 'children', viewRoot );
  2266. renderer.render();
  2267. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2268. '<ol><li class="foo1 bar2 baz3">Item 1</li></ol><p><i class="i1 i2">Bar</i>Baz</p>' ) );
  2269. const viewOL = viewRoot.getChild( 0 );
  2270. const oldViewLI = viewOL.getChild( 0 );
  2271. viewOL._removeChildren( 0 );
  2272. viewOL._insertChild( 0, parse( '<container:li class="bar2 baz4 bax5">Item 1</container:li>' ) );
  2273. const oldViewP = viewRoot.getChild( 1 );
  2274. viewRoot._removeChildren( 1 );
  2275. viewRoot._insertChild( 1, parse( '<container:p class="p1 p2"><attribute:i>Foo</attribute:i></container:p>' ) );
  2276. renderer.markToSync( 'attributes', oldViewLI );
  2277. renderer.markToSync( 'attributes', oldViewP );
  2278. renderer.markToSync( 'children', viewRoot );
  2279. renderer.markToSync( 'children', viewOL );
  2280. renderer.render();
  2281. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2282. '<ol><li class="bar2 baz4 bax5">Item 1</li></ol><p class="p1 p2"><i>Foo</i></p>' ) );
  2283. } );
  2284. it( 'should handle styles change in replaced elements', () => {
  2285. const view = '' +
  2286. '<container:ol>' +
  2287. '<container:li style="color:#000;font-weight:bold;">Foo</container:li>' +
  2288. '<container:li>Bar ' +
  2289. '<attribute:i>' +
  2290. '<attribute:b style="color:#00F;background-color:#000;font-size:12px;">Baz</attribute:b>' +
  2291. ' Bax</attribute:i>' +
  2292. '</container:li>' +
  2293. '</container:ol>';
  2294. viewRoot._appendChild( parse( view ) );
  2295. renderer.markToSync( 'children', viewRoot );
  2296. renderer.render();
  2297. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2298. '<ol><li style="color:#000;font-weight:bold;">Foo</li>' +
  2299. '<li>Bar <i><b style="color:#00F;background-color:#000;font-size:12px;">Baz</b> Bax</i></li></ol>' ) );
  2300. const viewOL = viewRoot.getChild( 0 );
  2301. const viewLI1 = viewOL.getChild( 0 );
  2302. const viewLI2 = viewOL.getChild( 1 );
  2303. viewLI1._removeStyle( 'font-weight' );
  2304. viewLI1._setStyle( { color: '#FFF' } );
  2305. viewLI2._setStyle( { 'font-weight': 'bold' } );
  2306. viewLI2._removeChildren( 0, viewLI2.childCount );
  2307. viewLI2._insertChild( 0, parse( 'Ba1 <attribute:i style="color:#000;border-width:1px;">Ba3 ' +
  2308. '<attribute:b style="font-size:15px;">Ba2</attribute:b></attribute:i>' ) );
  2309. renderer.markToSync( 'attributes', viewLI1 );
  2310. renderer.markToSync( 'attributes', viewLI2 );
  2311. renderer.markToSync( 'children', viewRoot );
  2312. renderer.markToSync( 'children', viewLI2 );
  2313. renderer.render();
  2314. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2315. '<ol><li style="color:#FFF;">Foo</li>' +
  2316. '<li style="font-weight:bold;">Ba1 <i style="color:#000;border-width:1px;">Ba3 ' +
  2317. '<b style="font-size:15px;">Ba2</b></i></li></ol>' ) );
  2318. } );
  2319. it( 'should handle uiElement rendering', () => {
  2320. function createUIElement( id, text ) {
  2321. const element = new UIElement( 'span' );
  2322. element.render = function( domDocument ) {
  2323. const domElement = this.toDomElement( domDocument );
  2324. domElement.innerText = `<span id="${ id }"><b>${ text }</b></span>`;
  2325. return domElement;
  2326. };
  2327. return element;
  2328. }
  2329. const ui1 = createUIElement( 'id1', 'UI1' );
  2330. const ui2 = createUIElement( 'id2', 'UI2' );
  2331. const viewP = new ViewContainerElement( 'p', null, [ new ViewText( 'Foo ' ), ui1, new ViewText( 'Bar' ) ] );
  2332. viewRoot._appendChild( viewP );
  2333. renderer.markToSync( 'children', viewRoot );
  2334. renderer.render();
  2335. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2336. '<p>Foo <span><span id="id1"><b>UI1</b></span></span>Bar</p>' ) );
  2337. viewP._removeChildren( 0, viewP.childCount );
  2338. viewP._insertChild( 0, [ new ViewText( 'Foo' ), ui2, new ViewText( ' Bar' ) ] );
  2339. renderer.markToSync( 'children', viewRoot );
  2340. renderer.markToSync( 'children', viewP );
  2341. renderer.render();
  2342. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( normalizeHtml(
  2343. '<p>Foo<span><span id="id2"><b>UI2</b></span></span> Bar</p>' ) );
  2344. } );
  2345. it( 'should handle linking entire content', () => {
  2346. viewRoot._appendChild( parse( '<container:p>Foo<attribute:i>Bar</attribute:i></container:p>' ) );
  2347. renderer.markToSync( 'children', viewRoot );
  2348. renderer.render();
  2349. expect( domRoot.innerHTML ).to.equal( '<p>Foo<i>Bar</i></p>' );
  2350. const viewP = viewRoot.getChild( 0 );
  2351. // While linking, the existing DOM children are moved to a new `a` element during binding
  2352. // inside the `domConverter.viewToDom()` method. It happens because of a modified view structure
  2353. // where view elements were moved to a newly created link view element.
  2354. const viewA = new ViewAttributeElement( 'a', { href: '#href' }, [ new ViewText( 'Foo' ), viewP.getChild( 1 ) ] );
  2355. viewP._removeChildren( 0, viewP.childCount );
  2356. viewP._insertChild( 0, viewA );
  2357. renderer.markToSync( 'children', viewRoot );
  2358. renderer.markToSync( 'children', viewP );
  2359. renderer.render();
  2360. expect( domRoot.innerHTML ).to.equal( '<p><a href="#href">Foo<i>Bar</i></a></p>' );
  2361. } );
  2362. } );
  2363. describe( 'optimal (minimal) rendering – minimal children changes', () => {
  2364. let observer;
  2365. beforeEach( () => {
  2366. observer = new MutationObserver( () => {} );
  2367. observer.observe( domRoot, {
  2368. childList: true,
  2369. attributes: false,
  2370. subtree: false
  2371. } );
  2372. } );
  2373. afterEach( () => {
  2374. observer.disconnect();
  2375. } );
  2376. it( 'should add only one child (at the beginning)', () => {
  2377. viewRoot._appendChild( parse( '<container:p>1</container:p>' ) );
  2378. renderer.markToSync( 'children', viewRoot );
  2379. renderer.render();
  2380. cleanObserver( observer );
  2381. viewRoot._insertChild( 0, parse( '<container:p>2</container:p>' ) );
  2382. renderer.markToSync( 'children', viewRoot );
  2383. renderer.render();
  2384. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2385. 'added: 1, removed: 0'
  2386. ] );
  2387. } );
  2388. it( 'should add only one child (at the end)', () => {
  2389. viewRoot._appendChild( parse( '<container:p>1</container:p>' ) );
  2390. renderer.markToSync( 'children', viewRoot );
  2391. renderer.render();
  2392. cleanObserver( observer );
  2393. viewRoot._appendChild( parse( '<container:p>2</container:p>' ) );
  2394. renderer.markToSync( 'children', viewRoot );
  2395. renderer.render();
  2396. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2397. 'added: 1, removed: 0'
  2398. ] );
  2399. } );
  2400. it( 'should add only one child (in the middle)', () => {
  2401. viewRoot._appendChild( parse( '<container:p>1</container:p><container:p>2</container:p>' ) );
  2402. renderer.markToSync( 'children', viewRoot );
  2403. renderer.render();
  2404. cleanObserver( observer );
  2405. viewRoot._insertChild( 1, parse( '<container:p>3</container:p>' ) );
  2406. renderer.markToSync( 'children', viewRoot );
  2407. renderer.render();
  2408. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2409. 'added: 1, removed: 0'
  2410. ] );
  2411. } );
  2412. it( 'should not touch elements at all (rendering texts is enough)', () => {
  2413. viewRoot._appendChild( parse( '<container:p>1</container:p><container:p>2</container:p>' ) );
  2414. renderer.markToSync( 'children', viewRoot );
  2415. renderer.render();
  2416. cleanObserver( observer );
  2417. viewRoot._insertChild( 1, parse( '<container:p>3</container:p>' ) );
  2418. viewRoot._removeChildren( 0, 1 );
  2419. renderer.markToSync( 'children', viewRoot );
  2420. renderer.render();
  2421. expect( getMutationStats( observer.takeRecords() ) ).to.be.empty;
  2422. } );
  2423. it( 'should add and remove one', () => {
  2424. viewRoot._appendChild( parse( '<container:p>1</container:p><container:p>2</container:p>' ) );
  2425. renderer.markToSync( 'children', viewRoot );
  2426. renderer.render();
  2427. cleanObserver( observer );
  2428. viewRoot._insertChild( 1, parse( '<container:h1>3</container:h1>' ) );
  2429. viewRoot._removeChildren( 0, 1 );
  2430. renderer.markToSync( 'children', viewRoot );
  2431. renderer.render();
  2432. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2433. 'added: 1, removed: 0',
  2434. 'added: 0, removed: 1'
  2435. ] );
  2436. } );
  2437. it( 'should not touch the FSC when rendering children', () => {
  2438. viewRoot._appendChild( parse( '<container:p>1</container:p><container:p>2</container:p>' ) );
  2439. // Set fake selection on the second paragraph.
  2440. selection._setTo( viewRoot.getChild( 1 ), 'on', { fake: true } );
  2441. renderer.markToSync( 'children', viewRoot );
  2442. renderer.render();
  2443. cleanObserver( observer );
  2444. // Remove the second paragraph.
  2445. viewRoot._removeChildren( 1, 1 );
  2446. // And set the fake selection on the first one.
  2447. selection._setTo( viewRoot.getChild( 0 ), 'on', { fake: true } );
  2448. renderer.markToSync( 'children', viewRoot );
  2449. renderer.render();
  2450. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2451. 'added: 0, removed: 1'
  2452. ] );
  2453. } );
  2454. it( 'should not incorrectly remove element which is not a FSC when rendering children', () => {
  2455. // This test's purpose is mostly reaching 100% CC.
  2456. observer = new MutationObserver( () => {} );
  2457. viewRoot._appendChild( parse( '<container:div><container:p>1</container:p><container:p>2</container:p></container:div>' ) );
  2458. const viewDiv = viewRoot.getChild( 0 );
  2459. // Set fake selection on the second paragraph.
  2460. selection._setTo( viewDiv.getChild( 1 ), 'on', { fake: true } );
  2461. renderer.markToSync( 'children', viewDiv );
  2462. renderer.markToSync( 'children', viewRoot );
  2463. renderer.render();
  2464. observer.observe( domRoot.childNodes[ 0 ], {
  2465. childList: true,
  2466. attributes: false,
  2467. subtree: false
  2468. } );
  2469. // Remove the second paragraph.
  2470. viewDiv._removeChildren( 1, 1 );
  2471. // And set the fake selection on the first one.
  2472. selection._setTo( viewDiv.getChild( 0 ), 'on', { fake: true } );
  2473. renderer.markToSync( 'children', viewDiv );
  2474. renderer.markToSync( 'children', viewRoot );
  2475. renderer.render();
  2476. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2477. 'added: 0, removed: 1'
  2478. ] );
  2479. observer.disconnect();
  2480. } );
  2481. describe( 'using fastDiff() - significant number of nodes in the editor', () => {
  2482. it( 'should add only one child (at the beginning)', () => {
  2483. viewRoot._appendChild( parse( makeContainers( 151 ) ) );
  2484. renderer.markToSync( 'children', viewRoot );
  2485. renderer.render();
  2486. cleanObserver( observer );
  2487. viewRoot._insertChild( 0, parse( '<container:p>x</container:p>' ) );
  2488. renderer.markToSync( 'children', viewRoot );
  2489. renderer.render();
  2490. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2491. 'added: 1, removed: 0'
  2492. ] );
  2493. } );
  2494. it( 'should add only one child (at the end)', () => {
  2495. viewRoot._appendChild( parse( makeContainers( 151 ) ) );
  2496. renderer.markToSync( 'children', viewRoot );
  2497. renderer.render();
  2498. cleanObserver( observer );
  2499. viewRoot._appendChild( parse( '<container:p>x</container:p>' ) );
  2500. renderer.markToSync( 'children', viewRoot );
  2501. renderer.render();
  2502. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2503. 'added: 1, removed: 0'
  2504. ] );
  2505. } );
  2506. it( 'should add only one child (in the middle)', () => {
  2507. viewRoot._appendChild( parse( makeContainers( 151 ) ) );
  2508. renderer.markToSync( 'children', viewRoot );
  2509. renderer.render();
  2510. cleanObserver( observer );
  2511. viewRoot._insertChild( 75, parse( '<container:p>x</container:p>' ) );
  2512. renderer.markToSync( 'children', viewRoot );
  2513. renderer.render();
  2514. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2515. 'added: 1, removed: 0'
  2516. ] );
  2517. } );
  2518. it( 'should not touch elements at all (rendering texts is enough)', () => {
  2519. viewRoot._appendChild( parse( makeContainers( 151 ) ) );
  2520. renderer.markToSync( 'children', viewRoot );
  2521. renderer.render();
  2522. cleanObserver( observer );
  2523. viewRoot._insertChild( 1, parse( '<container:p>x</container:p>' ) );
  2524. viewRoot._removeChildren( 0, 1 );
  2525. renderer.markToSync( 'children', viewRoot );
  2526. renderer.render();
  2527. expect( getMutationStats( observer.takeRecords() ) ).to.be.empty;
  2528. } );
  2529. it( 'should add and remove one', () => {
  2530. viewRoot._appendChild( parse( makeContainers( 151 ) ) );
  2531. renderer.markToSync( 'children', viewRoot );
  2532. renderer.render();
  2533. cleanObserver( observer );
  2534. viewRoot._insertChild( 1, parse( '<container:h1>x</container:h1>' ) );
  2535. viewRoot._removeChildren( 0, 1 );
  2536. renderer.markToSync( 'children', viewRoot );
  2537. renderer.render();
  2538. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2539. 'added: 1, removed: 0',
  2540. 'added: 0, removed: 1'
  2541. ] );
  2542. } );
  2543. it( 'should not touch the FSC when rendering children', () => {
  2544. viewRoot._appendChild( parse( makeContainers( 151 ) ) );
  2545. // Set fake selection on the second paragraph.
  2546. selection._setTo( viewRoot.getChild( 1 ), 'on', { fake: true } );
  2547. renderer.markToSync( 'children', viewRoot );
  2548. renderer.render();
  2549. cleanObserver( observer );
  2550. // Remove the second paragraph.
  2551. viewRoot._removeChildren( 1, 1 );
  2552. // And set the fake selection on the first one.
  2553. selection._setTo( viewRoot.getChild( 0 ), 'on', { fake: true } );
  2554. renderer.markToSync( 'children', viewRoot );
  2555. renderer.render();
  2556. expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
  2557. 'added: 0, removed: 1'
  2558. ] );
  2559. } );
  2560. } );
  2561. function getMutationStats( mutationList ) {
  2562. return mutationList.map( mutation => {
  2563. return `added: ${ mutation.addedNodes.length }, removed: ${ mutation.removedNodes.length }`;
  2564. } );
  2565. }
  2566. function cleanObserver( observer ) {
  2567. observer.takeRecords();
  2568. }
  2569. function makeContainers( howMany ) {
  2570. const containers = [];
  2571. for ( let i = 1; i <= howMany; i++ ) {
  2572. containers.push( `<container:p>${ i }</container:p>` );
  2573. }
  2574. return containers.join( '' );
  2575. }
  2576. } );
  2577. // #1560
  2578. describe( 'attributes manipulation on replaced element', () => {
  2579. it( 'should rerender element if it was removed after having its attributes removed (attribute)', () => {
  2580. const writer = new DowncastWriter();
  2581. // 1. Setup initial view/DOM.
  2582. viewRoot._appendChild( parse( '<container:p>1</container:p>' ) );
  2583. const viewP = viewRoot.getChild( 0 );
  2584. writer.setAttribute( 'data-placeholder', 'Body', viewP );
  2585. renderer.markToSync( 'children', viewRoot );
  2586. renderer.render();
  2587. expect( domRoot.innerHTML ).to.equal( '<p data-placeholder="Body">1</p>' );
  2588. // 2. Modify view.
  2589. writer.removeAttribute( 'data-placeholder', viewP );
  2590. viewRoot._removeChildren( 0, viewRoot.childCount );
  2591. viewRoot._appendChild( parse( '<container:p>1</container:p><container:p>2</container:p>' ) );
  2592. renderer.markToSync( 'attributes', viewP );
  2593. renderer.markToSync( 'children', viewRoot );
  2594. renderer.render();
  2595. expect( domRoot.innerHTML ).to.equal( '<p>1</p><p>2</p>' );
  2596. } );
  2597. it( 'should rerender element if it was removed after having its attributes removed (classes)', () => {
  2598. const writer = new DowncastWriter();
  2599. // 1. Setup initial view/DOM.
  2600. viewRoot._appendChild( parse( '<container:h1>h1</container:h1><container:p>p</container:p>' ) );
  2601. const viewP = viewRoot.getChild( 1 );
  2602. writer.addClass( [ 'cke-test1', 'cke-test2' ], viewP );
  2603. renderer.markToSync( 'children', viewRoot );
  2604. renderer.render();
  2605. expect( domRoot.innerHTML ).to.equal( '<h1>h1</h1><p class="cke-test1 cke-test2">p</p>' );
  2606. // 2. Modify view.
  2607. writer.removeClass( 'cke-test2', viewP );
  2608. viewRoot._removeChildren( 0, viewRoot.childCount );
  2609. viewRoot._appendChild( parse( '<container:h1>h1</container:h1>' +
  2610. '<container:p class="cke-test1">p</container:p><container:p>p2</container:p>' ) );
  2611. renderer.markToSync( 'attributes', viewP );
  2612. renderer.markToSync( 'children', viewRoot );
  2613. renderer.render();
  2614. expect( domRoot.innerHTML ).to.equal( '<h1>h1</h1><p class="cke-test1">p</p><p>p2</p>' );
  2615. } );
  2616. it( 'should rerender element if it was removed and have its attributes removed after', () => {
  2617. const writer = new DowncastWriter();
  2618. // 1. Setup initial view/DOM.
  2619. viewRoot._appendChild( parse( '<container:p>1</container:p>' ) );
  2620. const viewP = viewRoot.getChild( 0 );
  2621. writer.setAttribute( 'data-placeholder', 'Body', viewP );
  2622. renderer.markToSync( 'children', viewRoot );
  2623. renderer.render();
  2624. expect( domRoot.innerHTML ).to.equal( '<p data-placeholder="Body">1</p>' );
  2625. // 2. Modify view.
  2626. viewRoot._removeChildren( 0, viewRoot.childCount );
  2627. writer.removeAttribute( 'data-placeholder', viewP );
  2628. viewRoot._appendChild( parse( '<container:p>1</container:p><container:p>2</container:p>' ) );
  2629. renderer.markToSync( 'children', viewRoot );
  2630. renderer.render();
  2631. expect( domRoot.innerHTML ).to.equal( '<p>1</p><p>2</p>' );
  2632. } );
  2633. } );
  2634. // ckeditor/ckeditor5-utils#269
  2635. // The expected times has a significant margin above the usual execution time (which is around 40-50%
  2636. // of the expected time) because it depends on the browser and environment in which tests are run.
  2637. // However, for larger data sets the difference between using `diff()` and `fastDiff()` (see above issue for context)
  2638. // is more than 10x in execution time so it is clearly visible in these tests when something goes wrong.
  2639. describe( 'rendering performance', () => {
  2640. before( function() {
  2641. // Ignore on Edge browser where performance is quite poor.
  2642. if ( env.isEdge ) {
  2643. this.skip();
  2644. }
  2645. } );
  2646. it( 'should not take more than 350ms to render around 300 element nodes (same html)', () => {
  2647. const renderingTime = measureRenderingTime( viewRoot, generateViewData1( 65 ), generateViewData1( 55 ) );
  2648. expect( renderingTime ).to.be.within( 0, 350 );
  2649. } );
  2650. it( 'should not take more than 350ms to render around 300 element nodes (different html)', () => {
  2651. const renderingTime = measureRenderingTime( viewRoot, generateViewData1( 55 ), generateViewData2( 65 ) );
  2652. expect( renderingTime ).to.be.within( 0, 350 );
  2653. } );
  2654. it( 'should not take more than 350ms to render around 500 element nodes (same html)', () => {
  2655. const renderingTime = measureRenderingTime( viewRoot, generateViewData1( 105 ), generateViewData1( 95 ) );
  2656. expect( renderingTime ).to.be.within( 0, 350 );
  2657. } );
  2658. it( 'should not take more than 350ms to render around 500 element nodes (different html)', () => {
  2659. const renderingTime = measureRenderingTime( viewRoot, generateViewData1( 95 ), generateViewData2( 105 ) );
  2660. expect( renderingTime ).to.be.within( 0, 350 );
  2661. } );
  2662. it( 'should not take more than 350ms to render around 1000 element nodes (same html)', () => {
  2663. const renderingTime = measureRenderingTime( viewRoot, generateViewData1( 195 ), generateViewData1( 205 ) );
  2664. expect( renderingTime ).to.be.within( 0, 350 );
  2665. } );
  2666. it( 'should not take more than 350ms to render around 1000 element nodes (different html)', () => {
  2667. const renderingTime = measureRenderingTime( viewRoot, generateViewData1( 205 ), generateViewData2( 195 ) );
  2668. expect( renderingTime ).to.be.within( 0, 350 );
  2669. } );
  2670. function measureRenderingTime( viewRoot, initialData, newData ) {
  2671. // Set initial data.
  2672. const initialView = parse( initialData );
  2673. viewRoot._appendChild( initialView );
  2674. renderer.markToSync( 'children', viewRoot );
  2675. renderer.render();
  2676. // Set new data.
  2677. const newView = parse( newData );
  2678. viewRoot._removeChildren( 0, viewRoot.childCount );
  2679. viewRoot._appendChild( newView );
  2680. renderer.markToSync( 'children', viewRoot );
  2681. // Measure render time.
  2682. const start = Date.now();
  2683. renderer.render();
  2684. return Date.now() - start;
  2685. }
  2686. function generateViewData1( repeat = 1 ) {
  2687. const viewData = '' +
  2688. '<container:h1>' +
  2689. 'CKEditor 5 <attribute:strong>h1</attribute:strong> heading!' +
  2690. '</container:h1>' +
  2691. '<container:p>' +
  2692. 'Foo <attribute:strong>Bar</attribute:strong> Baz and some text' +
  2693. '</container:p>' +
  2694. '<container:ul>' +
  2695. '<container:li>Item 1</container:li>' +
  2696. '</container:ul>' +
  2697. '<container:ul>' +
  2698. '<container:li>Item 2</container:li>' +
  2699. '</container:ul>' +
  2700. '<container:ul>' +
  2701. '<container:li>Item 3</container:li>' +
  2702. '</container:ul>';
  2703. return viewData.repeat( repeat );
  2704. }
  2705. function generateViewData2( repeat = 1 ) {
  2706. const viewData = '' +
  2707. '<container:ol>' +
  2708. '<container:li>' +
  2709. '<attribute:strong>Foo</attribute:strong>' +
  2710. '</container:li>' +
  2711. '</container:ol>' +
  2712. '<container:ol>' +
  2713. '<container:li>Item 1</container:li>' +
  2714. '</container:ol>' +
  2715. '<container:h1>Heading 1</container:h1>' +
  2716. '<container:h2>' +
  2717. '<attribute:strong>Heading</attribute:strong> 2' +
  2718. '</container:h2>' +
  2719. '<container:h3>Heading 4</container:h3>';
  2720. return viewData.repeat( repeat );
  2721. }
  2722. } );
  2723. } );
  2724. describe( '#922', () => {
  2725. let view, viewDoc, viewRoot, domRoot, converter;
  2726. beforeEach( () => {
  2727. view = new View();
  2728. viewDoc = view.document;
  2729. domRoot = document.createElement( 'div' );
  2730. document.body.appendChild( domRoot );
  2731. viewRoot = createViewRoot( viewDoc );
  2732. view.attachDomRoot( domRoot );
  2733. converter = view.domConverter;
  2734. } );
  2735. it( 'should properly render unwrapped attributes #1', () => {
  2736. setViewData( view,
  2737. '<container:p>' +
  2738. '[<attribute:italic>' +
  2739. '<attribute:strong>f</attribute:strong>' +
  2740. '</attribute:italic>]' +
  2741. '<attribute:strong>oo</attribute:strong>' +
  2742. '</container:p>'
  2743. );
  2744. // Render it to DOM to create initial DOM <-> view mappings.
  2745. view.forceRender();
  2746. // Unwrap italic attribute element.
  2747. view.change( writer => {
  2748. writer.unwrap( viewDoc.selection.getFirstRange(), new ViewAttributeElement( 'italic' ) );
  2749. } );
  2750. expect( getViewData( view ) ).to.equal( '<p>[<strong>foo</strong>]</p>' );
  2751. // Re-render changes in view to DOM.
  2752. view.forceRender();
  2753. // Check if DOM is rendered correctly.
  2754. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( '<p><strong>foo</strong></p>' );
  2755. expect( checkMappings() ).to.be.true;
  2756. } );
  2757. it( 'should properly render unwrapped attributes #2', () => {
  2758. setViewData( view,
  2759. '<container:p>' +
  2760. '[<attribute:italic>' +
  2761. '<attribute:strong>foo</attribute:strong>' +
  2762. '</attribute:italic>]' +
  2763. '</container:p>' );
  2764. // Render it to DOM to create initial DOM <-> view mappings.
  2765. view.forceRender();
  2766. // Unwrap italic attribute element and change text inside.
  2767. view.change( writer => {
  2768. writer.unwrap( viewDoc.selection.getFirstRange(), new ViewAttributeElement( 'italic' ) );
  2769. } );
  2770. viewRoot.getChild( 0 ).getChild( 0 ).getChild( 0 )._data = 'bar';
  2771. expect( getViewData( view ) ).to.equal( '<p>[<strong>bar</strong>]</p>' );
  2772. // Re-render changes in view to DOM.
  2773. view.forceRender();
  2774. // Check if DOM is rendered correctly.
  2775. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( '<p><strong>bar</strong></p>' );
  2776. expect( checkMappings() ).to.be.true;
  2777. } );
  2778. it( 'should properly render if text is changed and element is inserted into same node #1', () => {
  2779. setViewData( view,
  2780. '<container:p>foo</container:p>'
  2781. );
  2782. // Render it to DOM to create initial DOM <-> view mappings.
  2783. view.forceRender();
  2784. // Change text and insert new element into paragraph.
  2785. const textNode = viewRoot.getChild( 0 ).getChild( 0 );
  2786. textNode._data = 'foobar';
  2787. view.change( writer => {
  2788. writer.insert( ViewPosition._createAfter( textNode ), new ViewAttributeElement( 'img' ) );
  2789. } );
  2790. expect( getViewData( view ) ).to.equal( '<p>foobar<img></img></p>' );
  2791. // Re-render changes in view to DOM.
  2792. view.forceRender();
  2793. // Check if DOM is rendered correctly.
  2794. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( '<p>foobar<img></img></p>' );
  2795. expect( checkMappings() ).to.be.true;
  2796. } );
  2797. it( 'should properly render if text is changed and element is inserted into same node #2', () => {
  2798. setViewData( view,
  2799. '<container:p>foo</container:p>'
  2800. );
  2801. // Render it to DOM to create initial DOM <-> view mappings.
  2802. view.forceRender();
  2803. // Change text and insert new element into paragraph.
  2804. const textNode = viewRoot.getChild( 0 ).getChild( 0 );
  2805. textNode._data = 'foobar';
  2806. view.change( writer => {
  2807. writer.insert( ViewPosition._createBefore( textNode ), new ViewAttributeElement( 'img' ) );
  2808. } );
  2809. expect( getViewData( view ) ).to.equal( '<p><img></img>foobar</p>' );
  2810. // Re-render changes in view to DOM.
  2811. view.forceRender();
  2812. // Check if DOM is rendered correctly.
  2813. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( '<p><img></img>foobar</p>' );
  2814. expect( checkMappings() ).to.be.true;
  2815. } );
  2816. it( 'should not unbind elements that are removed and reinserted to DOM', () => {
  2817. setViewData( view,
  2818. '<container:p>' +
  2819. '<attribute:b></attribute:b>' +
  2820. '<attribute:i></attribute:i>' +
  2821. '<attribute:span></attribute:span>' +
  2822. '</container:p>'
  2823. );
  2824. // Render it to DOM to create initial DOM <-> view mappings.
  2825. view.forceRender();
  2826. // Remove first element and reinsert it at the end.
  2827. const container = viewRoot.getChild( 0 );
  2828. const firstElement = container.getChild( 0 );
  2829. view.change( writer => {
  2830. writer.remove( ViewRange._createOn( firstElement ) );
  2831. writer.insert( new ViewPosition( container, 2 ), firstElement );
  2832. } );
  2833. expect( getViewData( view ) ).to.equal( '<p><i></i><span></span><b></b></p>' );
  2834. // Re-render changes in view to DOM.
  2835. view.forceRender();
  2836. // Check if DOM is rendered correctly.
  2837. expect( normalizeHtml( domRoot.innerHTML ) ).to.equal( '<p><i></i><span></span><b></b></p>' );
  2838. expect( checkMappings() ).to.be.true;
  2839. } );
  2840. // Checks if every node in DOM tree is mapped to the view.
  2841. function checkMappings() {
  2842. const domWalker = document.createTreeWalker( domRoot, NodeFilter.SHOW_ELEMENT | NodeFilter.SHOW_TEXT );
  2843. while ( domWalker.nextNode() ) {
  2844. const node = domWalker.currentNode;
  2845. if ( !converter.mapDomToView( node ) && !converter.findCorrespondingViewText( node ) ) {
  2846. return false;
  2847. }
  2848. }
  2849. return true;
  2850. }
  2851. } );
  2852. describe( '_markDescendantTextToSync', () => {
  2853. let viewRoot;
  2854. beforeEach( () => {
  2855. viewRoot = new ViewElement( 'div' );
  2856. renderer.markedTexts.clear();
  2857. renderer.markedAttributes.clear();
  2858. renderer.markedChildren.clear();
  2859. } );
  2860. it( 'should handle null values', () => {
  2861. // Such situation occurs when renderer encounters inline filler in 'renderer._updateChildren'.
  2862. renderer._markDescendantTextToSync( null );
  2863. expect( renderer.markedChildren.size ).to.equal( 0 );
  2864. expect( renderer.markedAttributes.size ).to.equal( 0 );
  2865. expect( renderer.markedTexts.size ).to.equal( 0 );
  2866. } );
  2867. it( 'should handle element nodes', () => {
  2868. const viewP = parse( '<container:p>foo<attribute:b>bar<attribute:i>baz</attribute:i></attribute:b></container:p>' );
  2869. viewRoot._appendChild( viewP );
  2870. renderer._markDescendantTextToSync( viewP );
  2871. expect( renderer.markedChildren.size ).to.equal( 0 );
  2872. expect( renderer.markedAttributes.size ).to.equal( 0 );
  2873. expect( renderer.markedTexts.size ).to.equal( 3 );
  2874. } );
  2875. it( 'should handle text nodes', () => {
  2876. const viewP = parse( '<container:p><attribute:b>bar<attribute:i>baz</attribute:i></attribute:b></container:p>' );
  2877. viewRoot._appendChild( viewP );
  2878. renderer._markDescendantTextToSync( viewP.getChild( 0 ).getChild( 0 ) );
  2879. expect( renderer.markedChildren.size ).to.equal( 0 );
  2880. expect( renderer.markedAttributes.size ).to.equal( 0 );
  2881. expect( renderer.markedTexts.size ).to.equal( 1 );
  2882. } );
  2883. it( 'should handle document fragment', () => {
  2884. const fragment = new DocumentFragment();
  2885. renderer._markDescendantTextToSync( fragment );
  2886. expect( renderer.markedChildren.size ).to.equal( 0 );
  2887. expect( renderer.markedAttributes.size ).to.equal( 0 );
  2888. expect( renderer.markedTexts.size ).to.equal( 0 );
  2889. } );
  2890. it( 'should handle empty element nodes', () => {
  2891. const viewP = parse( '<container:p></container:p>' );
  2892. viewRoot._appendChild( viewP );
  2893. renderer._markDescendantTextToSync( viewP );
  2894. expect( renderer.markedChildren.size ).to.equal( 0 );
  2895. expect( renderer.markedAttributes.size ).to.equal( 0 );
  2896. expect( renderer.markedTexts.size ).to.equal( 0 );
  2897. } );
  2898. } );
  2899. describe( '_updateText', () => {
  2900. let viewRoot, domRoot;
  2901. beforeEach( () => {
  2902. viewRoot = new ViewElement( 'div' );
  2903. domRoot = document.createElement( 'div' );
  2904. document.body.appendChild( domRoot );
  2905. domConverter.bindElements( domRoot, viewRoot );
  2906. renderer.markedTexts.clear();
  2907. renderer.markedAttributes.clear();
  2908. renderer.markedChildren.clear();
  2909. renderer.isFocused = true;
  2910. } );
  2911. afterEach( () => {
  2912. domRoot.remove();
  2913. } );
  2914. it( 'should update text - change on end', () => {
  2915. const viewText = new ViewText( 'foo' );
  2916. viewRoot._appendChild( viewText );
  2917. renderer.markToSync( 'children', viewRoot );
  2918. renderer.render();
  2919. expect( domRoot.childNodes.length ).to.equal( 1 );
  2920. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  2921. viewText._data = 'fobar';
  2922. renderer._updateText( viewText, {} );
  2923. expect( domRoot.childNodes.length ).to.equal( 1 );
  2924. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'fobar' );
  2925. } );
  2926. it( 'should update text - change on start', () => {
  2927. const viewText = new ViewText( 'foo' );
  2928. viewRoot._appendChild( viewText );
  2929. renderer.markToSync( 'children', viewRoot );
  2930. renderer.render();
  2931. expect( domRoot.childNodes.length ).to.equal( 1 );
  2932. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  2933. viewText._data = 'baro';
  2934. renderer._updateText( viewText, {} );
  2935. expect( domRoot.childNodes.length ).to.equal( 1 );
  2936. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'baro' );
  2937. } );
  2938. it( 'should update text - change in the middle', () => {
  2939. const viewText = new ViewText( 'foobar' );
  2940. viewRoot._appendChild( viewText );
  2941. renderer.markToSync( 'children', viewRoot );
  2942. renderer.render();
  2943. expect( domRoot.childNodes.length ).to.equal( 1 );
  2944. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foobar' );
  2945. viewText._data = 'fobazr';
  2946. renderer._updateText( viewText, {} );
  2947. expect( domRoot.childNodes.length ).to.equal( 1 );
  2948. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'fobazr' );
  2949. } );
  2950. it( 'should update text - empty expected', () => {
  2951. const viewText = new ViewText( 'foo' );
  2952. viewRoot._appendChild( viewText );
  2953. renderer.markToSync( 'children', viewRoot );
  2954. renderer.render();
  2955. expect( domRoot.childNodes.length ).to.equal( 1 );
  2956. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  2957. viewText._data = '';
  2958. renderer._updateText( viewText, {} );
  2959. expect( domRoot.childNodes.length ).to.equal( 1 );
  2960. expect( domRoot.childNodes[ 0 ].data ).to.equal( '' );
  2961. } );
  2962. it( 'should update text - empty actual', () => {
  2963. const viewText = new ViewText( '' );
  2964. viewRoot._appendChild( viewText );
  2965. renderer.markToSync( 'children', viewRoot );
  2966. renderer.render();
  2967. expect( domRoot.childNodes.length ).to.equal( 1 );
  2968. expect( domRoot.childNodes[ 0 ].data ).to.equal( '' );
  2969. viewText._data = 'fobar';
  2970. renderer._updateText( viewText, {} );
  2971. expect( domRoot.childNodes.length ).to.equal( 1 );
  2972. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'fobar' );
  2973. } );
  2974. it( 'should handle filler during text modifications', () => {
  2975. const viewText = new ViewText( 'foo' );
  2976. viewRoot._appendChild( viewText );
  2977. renderer.markToSync( 'children', viewRoot );
  2978. renderer.render();
  2979. expect( domRoot.childNodes.length ).to.equal( 1 );
  2980. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  2981. // 1. Insert filler.
  2982. renderer._updateText( viewText, {
  2983. inlineFillerPosition: {
  2984. parent: viewText.parent,
  2985. offset: 0
  2986. }
  2987. } );
  2988. expect( domRoot.childNodes.length ).to.equal( 1 );
  2989. expect( domRoot.childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'foo' );
  2990. // 2. Edit text - filler should be preserved.
  2991. viewText._data = 'barfoo';
  2992. renderer._updateText( viewText, {
  2993. inlineFillerPosition: {
  2994. parent: viewText.parent,
  2995. offset: 0
  2996. }
  2997. } );
  2998. expect( domRoot.childNodes.length ).to.equal( 1 );
  2999. expect( domRoot.childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'barfoo' );
  3000. // 3. Remove filler.
  3001. renderer._updateText( viewText, {} );
  3002. expect( domRoot.childNodes.length ).to.equal( 1 );
  3003. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'barfoo' );
  3004. } );
  3005. it( 'should handle filler during text modifications - empty text', () => {
  3006. const viewText = new ViewText( '' );
  3007. viewRoot._appendChild( viewText );
  3008. renderer.markToSync( 'children', viewRoot );
  3009. renderer.render();
  3010. expect( domRoot.childNodes.length ).to.equal( 1 );
  3011. expect( domRoot.childNodes[ 0 ].data ).to.equal( '' );
  3012. // 1. Insert filler.
  3013. renderer._updateText( viewText, {
  3014. inlineFillerPosition: {
  3015. parent: viewText.parent,
  3016. offset: 0
  3017. }
  3018. } );
  3019. expect( domRoot.childNodes.length ).to.equal( 1 );
  3020. expect( domRoot.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  3021. // 2. Edit text - filler should be preserved.
  3022. viewText._data = 'foo';
  3023. renderer._updateText( viewText, {
  3024. inlineFillerPosition: {
  3025. parent: viewText.parent,
  3026. offset: 0
  3027. }
  3028. } );
  3029. expect( domRoot.childNodes.length ).to.equal( 1 );
  3030. expect( domRoot.childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'foo' );
  3031. // 3. Remove filler.
  3032. viewText._data = '';
  3033. renderer._updateText( viewText, {} );
  3034. expect( domRoot.childNodes.length ).to.equal( 1 );
  3035. expect( domRoot.childNodes[ 0 ].data ).to.equal( '' );
  3036. } );
  3037. it( 'should handle filler during text modifications inside inline element', () => {
  3038. const viewB = new ViewElement( 'b' );
  3039. const viewText = new ViewText( 'foo' );
  3040. viewB._appendChild( viewText );
  3041. viewRoot._appendChild( viewB );
  3042. renderer.markToSync( 'children', viewRoot );
  3043. renderer.render();
  3044. expect( domRoot.childNodes.length ).to.equal( 1 );
  3045. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'B' );
  3046. expect( domRoot.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  3047. expect( domRoot.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  3048. // 1. Insert filler.
  3049. renderer._updateText( viewText, {
  3050. inlineFillerPosition: {
  3051. parent: viewText.parent,
  3052. offset: 0
  3053. }
  3054. } );
  3055. expect( domRoot.childNodes.length ).to.equal( 1 );
  3056. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'B' );
  3057. expect( domRoot.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  3058. expect( domRoot.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'foo' );
  3059. // 2. Edit text - filler should be preserved.
  3060. viewText._data = 'bar';
  3061. renderer._updateText( viewText, {
  3062. inlineFillerPosition: {
  3063. parent: viewText.parent,
  3064. offset: 0
  3065. }
  3066. } );
  3067. expect( domRoot.childNodes.length ).to.equal( 1 );
  3068. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'B' );
  3069. expect( domRoot.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  3070. expect( domRoot.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'bar' );
  3071. // 3. Remove filler.
  3072. viewText._data = 'bar';
  3073. renderer._updateText( viewText, {} );
  3074. expect( domRoot.childNodes.length ).to.equal( 1 );
  3075. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'B' );
  3076. expect( domRoot.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  3077. expect( domRoot.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'bar' );
  3078. } );
  3079. } );
  3080. } );
  3081. function renderAndExpectNoChanges( renderer, domRoot ) {
  3082. const config = {
  3083. childList: true,
  3084. characterData: true,
  3085. characterDataOldValue: true,
  3086. subtree: true
  3087. };
  3088. const mutationObserver = new window.MutationObserver( () => {
  3089. throw 'There should be not mutations';
  3090. } );
  3091. mutationObserver.observe( domRoot, config );
  3092. renderer.render();
  3093. const records = mutationObserver.takeRecords();
  3094. mutationObserver.disconnect();
  3095. expect( records.length ).to.equal( 0 );
  3096. }