view-to-dom.js 31 KB

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  1. /**
  2. * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. /* globals Range, DocumentFragment, HTMLElement, document, Text */
  6. import ViewText from '../../../src/view/text';
  7. import ViewElement from '../../../src/view/element';
  8. import ViewPosition from '../../../src/view/position';
  9. import ViewContainerElement from '../../../src/view/containerelement';
  10. import ViewAttributeElement from '../../../src/view/attributeelement';
  11. import ViewEmptyElement from '../../../src/view/emptyelement';
  12. import DomConverter from '../../../src/view/domconverter';
  13. import ViewDocumentFragment from '../../../src/view/documentfragment';
  14. import ViewDocument from '../../../src/view/document';
  15. import { INLINE_FILLER, INLINE_FILLER_LENGTH } from '../../../src/view/filler';
  16. import { parse } from '../../../src/dev-utils/view';
  17. import createElement from '@ckeditor/ckeditor5-utils/src/dom/createelement';
  18. import { StylesProcessor } from '../../../src/view/stylesmap';
  19. describe( 'DomConverter', () => {
  20. let converter, viewDocument;
  21. beforeEach( () => {
  22. viewDocument = new ViewDocument( new StylesProcessor() );
  23. converter = new DomConverter( viewDocument );
  24. } );
  25. describe( 'viewToDom()', () => {
  26. it( 'should create tree of DOM elements from view elements', () => {
  27. const viewImg = new ViewElement( viewDocument, 'img' );
  28. const viewText = new ViewText( viewDocument, 'foo' );
  29. const viewP = new ViewElement( viewDocument, 'p', { class: 'foo' } );
  30. viewP._appendChild( viewImg );
  31. viewP._appendChild( viewText );
  32. const domImg = document.createElement( 'img' );
  33. converter.bindElements( domImg, viewImg );
  34. const domP = converter.viewToDom( viewP, document );
  35. expect( domP ).to.be.an.instanceof( HTMLElement );
  36. expect( domP.tagName ).to.equal( 'P' );
  37. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  38. expect( domP.attributes.length ).to.equal( 1 );
  39. expect( domP.childNodes.length ).to.equal( 2 );
  40. expect( domP.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  41. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  42. expect( converter.mapDomToView( domP ) ).not.to.equal( viewP );
  43. expect( converter.mapDomToView( domP.childNodes[ 0 ] ) ).to.equal( viewImg );
  44. } );
  45. it( 'should create tree of DOM elements from view elements and bind elements', () => {
  46. const viewImg = new ViewElement( viewDocument, 'img' );
  47. const viewText = new ViewText( viewDocument, 'foo' );
  48. const viewP = new ViewElement( viewDocument, 'p', { class: 'foo' } );
  49. viewP._appendChild( viewImg );
  50. viewP._appendChild( viewText );
  51. const domP = converter.viewToDom( viewP, document, { bind: true } );
  52. expect( domP ).to.be.an.instanceof( HTMLElement );
  53. expect( domP.tagName ).to.equal( 'P' );
  54. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  55. expect( domP.attributes.length ).to.equal( 1 );
  56. expect( domP.childNodes.length ).to.equal( 2 );
  57. expect( domP.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  58. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  59. expect( converter.mapDomToView( domP ) ).to.equal( viewP );
  60. expect( converter.mapDomToView( domP.childNodes[ 0 ] ) ).to.equal( viewP.getChild( 0 ) );
  61. } );
  62. it( 'should support unicode', () => {
  63. const viewText = new ViewText( viewDocument, 'நிலைக்கு' );
  64. const viewP = new ViewElement( viewDocument, 'p', null, viewText );
  65. const domP = converter.viewToDom( viewP, document, { bind: true } );
  66. expect( domP.childNodes.length ).to.equal( 1 );
  67. expect( domP.childNodes[ 0 ].data ).to.equal( 'நிலைக்கு' );
  68. expect( converter.mapDomToView( domP ) ).to.equal( viewP );
  69. expect( converter.findCorrespondingViewText( domP.childNodes[ 0 ] ) ).to.equal( viewP.getChild( 0 ) );
  70. } );
  71. it( 'should create tree of DOM elements from view element without children', () => {
  72. const viewImg = new ViewElement( viewDocument, 'img' );
  73. const viewText = new ViewText( viewDocument, 'foo' );
  74. const viewP = new ViewElement( viewDocument, 'p', { class: 'foo' } );
  75. viewP._appendChild( viewImg );
  76. viewP._appendChild( viewText );
  77. const domImg = document.createElement( 'img' );
  78. converter.bindElements( domImg, viewImg );
  79. const domP = converter.viewToDom( viewP, document, { withChildren: false } );
  80. expect( domP ).to.be.an.instanceof( HTMLElement );
  81. expect( domP.tagName ).to.equal( 'P' );
  82. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  83. expect( domP.attributes.length ).to.equal( 1 );
  84. expect( domP.childNodes.length ).to.equal( 0 );
  85. expect( converter.mapDomToView( domP ) ).not.to.equal( viewP );
  86. } );
  87. it( 'should create DOM document fragment from view document fragment and bind elements', () => {
  88. const viewImg = new ViewElement( viewDocument, 'img' );
  89. const viewText = new ViewText( viewDocument, 'foo' );
  90. const viewFragment = new ViewDocumentFragment( viewDocument );
  91. viewFragment._appendChild( viewImg );
  92. viewFragment._appendChild( viewText );
  93. const domFragment = converter.viewToDom( viewFragment, document, { bind: true } );
  94. expect( domFragment ).to.be.an.instanceof( DocumentFragment );
  95. expect( domFragment.childNodes.length ).to.equal( 2 );
  96. expect( domFragment.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  97. expect( domFragment.childNodes[ 1 ].data ).to.equal( 'foo' );
  98. expect( converter.mapDomToView( domFragment ) ).to.equal( viewFragment );
  99. expect( converter.mapDomToView( domFragment.childNodes[ 0 ] ) ).to.equal( viewFragment.getChild( 0 ) );
  100. } );
  101. it( 'should create DOM document fragment from view document without children', () => {
  102. const viewImg = new ViewElement( viewDocument, 'img' );
  103. const viewText = new ViewText( viewDocument, 'foo' );
  104. const viewFragment = new ViewDocumentFragment( viewDocument );
  105. viewFragment._appendChild( viewImg );
  106. viewFragment._appendChild( viewText );
  107. const domImg = document.createElement( 'img' );
  108. converter.bindElements( domImg, viewImg );
  109. const domFragment = converter.viewToDom( viewFragment, document, { withChildren: false } );
  110. expect( domFragment ).to.be.an.instanceof( DocumentFragment );
  111. expect( domFragment.childNodes.length ).to.equal( 0 );
  112. expect( converter.mapDomToView( domFragment ) ).not.to.equal( viewFragment );
  113. } );
  114. it( 'should return already bind document fragment', () => {
  115. const domFragment = document.createDocumentFragment();
  116. const viewFragment = new ViewDocumentFragment( viewDocument );
  117. converter.bindDocumentFragments( domFragment, viewFragment );
  118. const domFragment2 = converter.viewToDom( viewFragment, document );
  119. expect( domFragment2 ).to.equal( domFragment );
  120. } );
  121. it( 'should create DOM text node from view text node', () => {
  122. const viewTextNode = new ViewText( viewDocument, 'foo' );
  123. const domTextNode = converter.viewToDom( viewTextNode, document );
  124. expect( domTextNode ).to.be.instanceof( Text );
  125. expect( domTextNode.data ).to.equal( 'foo' );
  126. } );
  127. it( 'should create namespaced elements', () => {
  128. const namespace = 'http://www.w3.org/2000/svg';
  129. const viewSvg = new ViewElement( viewDocument, 'svg', { xmlns: namespace } );
  130. const domSvg = converter.viewToDom( viewSvg, document );
  131. expect( domSvg.createSVGRect ).to.be.a( 'function' );
  132. } );
  133. describe( 'it should convert spaces to  ', () => {
  134. it( 'at the beginning of each container element', () => {
  135. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  136. new ViewContainerElement( viewDocument, 'p', null, new ViewText( viewDocument, ' foo' ) ),
  137. new ViewContainerElement( viewDocument, 'p', null, new ViewText( viewDocument, 'bar' ) ),
  138. new ViewContainerElement( viewDocument, 'p', null, new ViewText( viewDocument, ' xxx' ) )
  139. ] );
  140. const domDiv = converter.viewToDom( viewDiv, document );
  141. expect( domDiv.innerHTML ).to.equal( '<p>&nbsp;foo</p><p>bar</p><p>&nbsp;xxx</p>' );
  142. } );
  143. it( 'at the end of each container element', () => {
  144. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  145. new ViewContainerElement( viewDocument, 'p', null, new ViewText( viewDocument, 'foo ' ) ),
  146. new ViewContainerElement( viewDocument, 'p', null, new ViewText( viewDocument, 'bar' ) ),
  147. new ViewContainerElement( viewDocument, 'p', null, new ViewText( viewDocument, 'xxx ' ) )
  148. ] );
  149. const domDiv = converter.viewToDom( viewDiv, document );
  150. expect( domDiv.innerHTML ).to.equal( '<p>foo&nbsp;</p><p>bar</p><p>xxx&nbsp;</p>' );
  151. } );
  152. it( 'when there are multiple spaces next to each other or between attribute elements', () => {
  153. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  154. new ViewText( viewDocument, 'x x x x ' ),
  155. new ViewAttributeElement( viewDocument, 'b', null, new ViewText( viewDocument, ' x ' ) ),
  156. new ViewAttributeElement( viewDocument, 'i', null,
  157. new ViewAttributeElement( viewDocument, 'b', null,
  158. new ViewAttributeElement( viewDocument, 'u', null, new ViewText( viewDocument, ' x' ) )
  159. )
  160. )
  161. ] );
  162. const domDiv = converter.viewToDom( viewDiv, document );
  163. expect( domDiv.innerHTML ).to.equal( 'x &nbsp;x &nbsp; x x&nbsp;<b> x&nbsp;</b><i><b><u> x</u></b></i>' );
  164. } );
  165. it( 'all together', () => {
  166. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  167. new ViewContainerElement( viewDocument, 'p', null, [
  168. new ViewText( viewDocument, ' x x x x ' ),
  169. new ViewAttributeElement( viewDocument, 'b', null, new ViewText( viewDocument, ' x ' ) ),
  170. new ViewAttributeElement( viewDocument, 'i', null,
  171. new ViewAttributeElement( viewDocument, 'b', null,
  172. new ViewAttributeElement( viewDocument, 'u', null, new ViewText( viewDocument, ' x ' ) )
  173. )
  174. )
  175. ] ),
  176. new ViewContainerElement( viewDocument, 'p', null, new ViewText( viewDocument, ' x ' ) )
  177. ] );
  178. const domDiv = converter.viewToDom( viewDiv, document );
  179. expect( domDiv.innerHTML ).to.equal(
  180. '<p>&nbsp;x &nbsp;x &nbsp; x x&nbsp;<b> x&nbsp;</b><i><b><u> x&nbsp;</u></b></i></p><p>&nbsp; x &nbsp;</p>'
  181. );
  182. } );
  183. function testConvert( inputTexts, output ) {
  184. if ( typeof inputTexts == 'string' ) {
  185. inputTexts = [ inputTexts ];
  186. }
  187. it( 'spaces in a text node: ' + inputTexts.join( '|' ) + ' -> ' + output, () => {
  188. const viewElement = new ViewContainerElement( viewDocument, 'p' );
  189. for ( const text of inputTexts ) {
  190. viewElement._appendChild( new ViewText( viewDocument, text.replace( /_/g, '\u00A0' ) ) );
  191. }
  192. const domElement = converter.viewToDom( viewElement, document );
  193. const data = showNbsp( domElement.innerHTML );
  194. expect( data ).to.equal( output );
  195. } );
  196. }
  197. function showNbsp( html ) {
  198. return html.replace( /&nbsp;/g, '_' );
  199. }
  200. // At the beginning.
  201. testConvert( ' x', '_x' );
  202. testConvert( ' x', '_ x' );
  203. testConvert( ' x', '_ _x' );
  204. testConvert( ' x', '_ _ x' );
  205. // At the end.
  206. testConvert( 'x ', 'x_' );
  207. testConvert( 'x ', 'x _' );
  208. testConvert( 'x ', 'x __' );
  209. testConvert( 'x ', 'x _ _' );
  210. // In the middle.
  211. testConvert( 'x x', 'x x' );
  212. testConvert( 'x x', 'x _x' );
  213. testConvert( 'x x', 'x _ x' );
  214. testConvert( 'x x', 'x _ _x' );
  215. // Complex.
  216. testConvert( ' x ', '_x_' );
  217. testConvert( ' x x ', '_ x _x _' );
  218. testConvert( ' x x ', '_ _x x _' );
  219. testConvert( ' x x ', '_ _x x __' );
  220. testConvert( ' x x ', '_ _x _ _x_' );
  221. // Only spaces.
  222. testConvert( ' ', '_' );
  223. testConvert( ' ', '__' );
  224. testConvert( ' ', '_ _' );
  225. testConvert( ' ', '_ __' );
  226. testConvert( ' ', '_ _ _' );
  227. testConvert( ' ', '_ _ __' );
  228. // With hard &nbsp;
  229. // It should be treated like a normal sign.
  230. testConvert( '_x', '_x' );
  231. testConvert( ' _x', '__x' );
  232. testConvert( ' _x', '_ _x' );
  233. testConvert( ' __x', '___x' );
  234. testConvert( '___x', '___x' );
  235. testConvert( '_ _x', '_ _x' );
  236. testConvert( ' _ x', '__ x' );
  237. testConvert( ' _x', '_ _x' );
  238. testConvert( 'x_', 'x_' );
  239. testConvert( 'x_ ', 'x__' );
  240. testConvert( 'x_ ', 'x_ _' );
  241. testConvert( 'x__ ', 'x___' );
  242. testConvert( 'x___', 'x___' );
  243. testConvert( 'x_ _', 'x_ _' );
  244. testConvert( 'x _ ', 'x __' );
  245. testConvert( 'x _', 'x __' );
  246. testConvert( 'x_x', 'x_x' );
  247. testConvert( 'x___x', 'x___x' );
  248. testConvert( 'x__ x', 'x__ x' );
  249. testConvert( 'x_ x', 'x_ _x' );
  250. testConvert( 'x _x', 'x __x' );
  251. testConvert( 'x __x', 'x __x' );
  252. testConvert( 'x _ x', 'x _ x' );
  253. testConvert( 'x _ x', 'x __ _x' );
  254. testConvert( [ 'x', 'y' ], 'xy' );
  255. testConvert( [ 'x ', 'y' ], 'x y' );
  256. testConvert( [ 'x ', 'y' ], 'x _y' );
  257. testConvert( [ 'x ', 'y' ], 'x __y' );
  258. testConvert( [ 'x ', 'y' ], 'x _ _y' );
  259. testConvert( [ 'x', ' y' ], 'x y' );
  260. testConvert( [ 'x ', ' y' ], 'x_ y' );
  261. testConvert( [ 'x ', ' y' ], 'x _ y' );
  262. testConvert( [ 'x ', ' y' ], 'x __ y' );
  263. testConvert( [ 'x ', ' y' ], 'x _ _ y' );
  264. testConvert( [ 'x', '_y' ], 'x_y' );
  265. testConvert( [ 'x ', '_y' ], 'x _y' );
  266. testConvert( [ 'x ', '_y' ], 'x __y' );
  267. // Two text nodes.
  268. testConvert( [ 'x ', '_y' ], 'x ___y' );
  269. testConvert( [ 'x ', '_y' ], 'x _ __y' );
  270. testConvert( [ 'x', ' y' ], 'x _y' );
  271. testConvert( [ 'x ', ' y' ], 'x_ _y' );
  272. testConvert( [ 'x ', ' y' ], 'x _ _y' );
  273. testConvert( [ 'x ', ' y' ], 'x __ _y' );
  274. testConvert( [ 'x ', ' y' ], 'x _ _ _y' );
  275. testConvert( [ 'x', ' y' ], 'x _ y' );
  276. testConvert( [ 'x ', ' y' ], 'x_ _ y' );
  277. testConvert( [ 'x ', ' y' ], 'x _ _ y' );
  278. testConvert( [ 'x ', ' y' ], 'x __ _ y' );
  279. testConvert( [ 'x ', ' y' ], 'x _ _ _ y' );
  280. testConvert( [ 'x', ' ' ], 'x_' );
  281. testConvert( [ 'x', ' ' ], 'x _' );
  282. testConvert( [ 'x', ' ' ], 'x __' );
  283. testConvert( [ 'x ', ' ' ], 'x__' );
  284. testConvert( [ 'x ', ' ' ], 'x_ _' );
  285. testConvert( [ 'x ', ' ' ], 'x_ __' );
  286. testConvert( [ 'x ', ' ' ], 'x __' );
  287. testConvert( [ 'x ', ' ' ], 'x _ _' );
  288. testConvert( [ 'x ', ' ' ], 'x _ __' );
  289. testConvert( [ 'x ', ' ' ], 'x ___' );
  290. testConvert( [ 'x ', ' ' ], 'x __ _' );
  291. testConvert( [ 'x ', ' ' ], 'x __ __' );
  292. testConvert( [ ' ', 'x' ], '_x' );
  293. testConvert( [ ' ', 'x' ], '_ x' );
  294. testConvert( [ ' ', 'x' ], '_ _x' );
  295. testConvert( [ ' ', ' x' ], '_ x' );
  296. testConvert( [ ' ', ' x' ], '__ x' );
  297. testConvert( [ ' ', ' x' ], '_ _ x' );
  298. testConvert( [ ' ', ' x' ], '_ _x' );
  299. testConvert( [ ' ', ' x' ], '__ _x' );
  300. testConvert( [ ' ', ' x' ], '_ _ _x' );
  301. testConvert( [ ' ', ' x' ], '_ _ x' );
  302. testConvert( [ ' ', ' x' ], '__ _ x' );
  303. testConvert( [ ' ', ' x' ], '_ _ _ x' );
  304. // "Non-empty" + "empty" text nodes.
  305. testConvert( [ 'x', ' ', 'x' ], 'x x' );
  306. testConvert( [ 'x', ' ', ' x' ], 'x_ x' );
  307. testConvert( [ 'x', ' ', ' x' ], 'x _ x' );
  308. testConvert( [ 'x', ' ', ' x' ], 'x __ _x' );
  309. testConvert( [ 'x ', ' ', ' x' ], 'x__ x' );
  310. testConvert( [ 'x ', ' ', ' x' ], 'x_ _ x' );
  311. testConvert( [ 'x ', ' ', ' x' ], 'x_ __ _x' );
  312. testConvert( [ 'x ', ' ', ' x' ], 'x __ x' );
  313. testConvert( [ 'x ', ' ', ' x' ], 'x _ _ x' );
  314. testConvert( [ 'x ', ' ', ' x' ], 'x _ __ _x' );
  315. testConvert( [ 'x ', ' ', ' x' ], 'x ___ x' );
  316. testConvert( [ 'x ', ' ', ' x' ], 'x __ _ x' );
  317. testConvert( [ 'x ', ' ', ' x' ], 'x __ __ _x' );
  318. // "Empty" + "empty" text nodes.
  319. testConvert( [ ' ', ' ' ], '__' );
  320. testConvert( [ ' ', ' ' ], '___' );
  321. testConvert( [ ' ', ' ' ], '_ __' );
  322. testConvert( [ ' ', ' ' ], '_ _' );
  323. testConvert( [ ' ', ' ' ], '_ __' );
  324. testConvert( [ ' ', ' ' ], '__ _' );
  325. testConvert( [ ' ', ' ' ], '__ __' );
  326. testConvert( [ ' ', ' ' ], '_ _ _' );
  327. testConvert( [ ' ', ' ' ], '_ _ __' );
  328. it( 'not in preformatted blocks', () => {
  329. const viewPre = new ViewContainerElement( viewDocument, 'pre', null, [
  330. new ViewText( viewDocument, ' foo ' ),
  331. new ViewText( viewDocument, ' bar ' )
  332. ] );
  333. const domPre = converter.viewToDom( viewPre, document );
  334. expect( domPre.innerHTML ).to.equal( ' foo bar ' );
  335. } );
  336. it( 'not in a preformatted block followed by a text', () => {
  337. const viewPre = new ViewAttributeElement( viewDocument, 'pre', null, new ViewText( viewDocument, 'foo ' ) );
  338. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [ viewPre, new ViewText( viewDocument, ' bar' ) ] );
  339. const domDiv = converter.viewToDom( viewDiv, document );
  340. expect( domDiv.innerHTML ).to.equal( '<pre>foo </pre> bar' );
  341. } );
  342. describe( 'around <br>s', () => {
  343. it( 'before <br> – a single space', () => {
  344. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  345. new ViewText( viewDocument, 'foo ' ),
  346. new ViewEmptyElement( viewDocument, 'br' ),
  347. new ViewText( viewDocument, 'bar' )
  348. ] );
  349. const domDiv = converter.viewToDom( viewDiv, document );
  350. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo_<br>bar' );
  351. } );
  352. it( 'before <br> – two spaces', () => {
  353. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  354. new ViewText( viewDocument, 'foo ' ),
  355. new ViewEmptyElement( viewDocument, 'br' ),
  356. new ViewText( viewDocument, 'bar' )
  357. ] );
  358. const domDiv = converter.viewToDom( viewDiv, document );
  359. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo _<br>bar' );
  360. } );
  361. it( 'before <br> – three spaces', () => {
  362. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  363. new ViewText( viewDocument, 'foo ' ),
  364. new ViewEmptyElement( viewDocument, 'br' ),
  365. new ViewText( viewDocument, 'bar' )
  366. ] );
  367. const domDiv = converter.viewToDom( viewDiv, document );
  368. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo __<br>bar' );
  369. } );
  370. it( 'before <br> – only a space', () => {
  371. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  372. new ViewText( viewDocument, ' ' ),
  373. new ViewEmptyElement( viewDocument, 'br' ),
  374. new ViewText( viewDocument, 'bar' )
  375. ] );
  376. const domDiv = converter.viewToDom( viewDiv, document );
  377. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '_<br>bar' );
  378. } );
  379. it( 'before <br> – only two spaces', () => {
  380. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  381. new ViewText( viewDocument, ' ' ),
  382. new ViewEmptyElement( viewDocument, 'br' ),
  383. new ViewText( viewDocument, 'bar' )
  384. ] );
  385. const domDiv = converter.viewToDom( viewDiv, document );
  386. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '__<br>bar' );
  387. } );
  388. it( 'before <br> – only three spaces', () => {
  389. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  390. new ViewText( viewDocument, ' ' ),
  391. new ViewEmptyElement( viewDocument, 'br' ),
  392. new ViewText( viewDocument, 'bar' )
  393. ] );
  394. const domDiv = converter.viewToDom( viewDiv, document );
  395. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '_ _<br>bar' );
  396. } );
  397. it( 'after <br> – a single space', () => {
  398. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  399. new ViewText( viewDocument, 'foo' ),
  400. new ViewEmptyElement( viewDocument, 'br' ),
  401. new ViewText( viewDocument, ' bar' )
  402. ] );
  403. const domDiv = converter.viewToDom( viewDiv, document );
  404. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo<br>_bar' );
  405. } );
  406. it( 'after <br> – two spaces', () => {
  407. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  408. new ViewText( viewDocument, 'foo' ),
  409. new ViewEmptyElement( viewDocument, 'br' ),
  410. new ViewText( viewDocument, ' bar' )
  411. ] );
  412. const domDiv = converter.viewToDom( viewDiv, document );
  413. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo<br>_ bar' );
  414. } );
  415. it( 'after <br> – three spaces', () => {
  416. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  417. new ViewText( viewDocument, 'foo' ),
  418. new ViewEmptyElement( viewDocument, 'br' ),
  419. new ViewText( viewDocument, ' bar' )
  420. ] );
  421. const domDiv = converter.viewToDom( viewDiv, document );
  422. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo<br>_ _bar' );
  423. } );
  424. it( 'after <br> – only a space', () => {
  425. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  426. new ViewText( viewDocument, 'foo' ),
  427. new ViewEmptyElement( viewDocument, 'br' ),
  428. new ViewText( viewDocument, ' ' )
  429. ] );
  430. const domDiv = converter.viewToDom( viewDiv, document );
  431. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo<br>_' );
  432. } );
  433. it( 'after <br> – only two spaces', () => {
  434. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  435. new ViewText( viewDocument, 'foo' ),
  436. new ViewEmptyElement( viewDocument, 'br' ),
  437. new ViewText( viewDocument, ' ' )
  438. ] );
  439. const domDiv = converter.viewToDom( viewDiv, document );
  440. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo<br>__' );
  441. } );
  442. it( 'after <br> – only three spaces', () => {
  443. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  444. new ViewText( viewDocument, 'foo' ),
  445. new ViewEmptyElement( viewDocument, 'br' ),
  446. new ViewText( viewDocument, ' ' )
  447. ] );
  448. const domDiv = converter.viewToDom( viewDiv, document );
  449. expect( showNbsp( domDiv.innerHTML ) ).to.equal( 'foo<br>_ _' );
  450. } );
  451. it( 'between <br>s – a single space', () => {
  452. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  453. new ViewEmptyElement( viewDocument, 'br' ),
  454. new ViewText( viewDocument, ' ' ),
  455. new ViewEmptyElement( viewDocument, 'br' ),
  456. new ViewText( viewDocument, 'foo' )
  457. ] );
  458. const domDiv = converter.viewToDom( viewDiv, document );
  459. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '<br>_<br>foo' );
  460. } );
  461. it( 'between <br>s – only two spaces', () => {
  462. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  463. new ViewEmptyElement( viewDocument, 'br' ),
  464. new ViewText( viewDocument, ' ' ),
  465. new ViewEmptyElement( viewDocument, 'br' ),
  466. new ViewText( viewDocument, 'foo' )
  467. ] );
  468. const domDiv = converter.viewToDom( viewDiv, document );
  469. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '<br>__<br>foo' );
  470. } );
  471. it( 'between <br>s – only three spaces', () => {
  472. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  473. new ViewEmptyElement( viewDocument, 'br' ),
  474. new ViewText( viewDocument, ' ' ),
  475. new ViewEmptyElement( viewDocument, 'br' ),
  476. new ViewText( viewDocument, 'foo' )
  477. ] );
  478. const domDiv = converter.viewToDom( viewDiv, document );
  479. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '<br>_ _<br>foo' );
  480. } );
  481. it( 'between <br>s – space and text', () => {
  482. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  483. new ViewEmptyElement( viewDocument, 'br' ),
  484. new ViewText( viewDocument, ' foo' ),
  485. new ViewEmptyElement( viewDocument, 'br' ),
  486. new ViewText( viewDocument, 'foo' )
  487. ] );
  488. const domDiv = converter.viewToDom( viewDiv, document );
  489. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '<br>_foo<br>foo' );
  490. } );
  491. it( 'between <br>s – text and space', () => {
  492. const viewDiv = new ViewContainerElement( viewDocument, 'div', null, [
  493. new ViewEmptyElement( viewDocument, 'br' ),
  494. new ViewText( viewDocument, 'foo ' ),
  495. new ViewEmptyElement( viewDocument, 'br' ),
  496. new ViewText( viewDocument, 'foo' )
  497. ] );
  498. const domDiv = converter.viewToDom( viewDiv, document );
  499. expect( showNbsp( domDiv.innerHTML ) ).to.equal( '<br>foo_<br>foo' );
  500. } );
  501. } );
  502. } );
  503. } );
  504. describe( 'viewChildrenToDom()', () => {
  505. it( 'should convert children', () => {
  506. const viewP = parse( '<container:p>foo<attribute:b>bar</attribute:b></container:p>' );
  507. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document ) );
  508. expect( domChildren.length ).to.equal( 2 );
  509. expect( domChildren[ 0 ].data ).to.equal( 'foo' );
  510. expect( domChildren[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  511. expect( domChildren[ 1 ].childNodes.length ).to.equal( 1 );
  512. } );
  513. it( 'should add filler', () => {
  514. const viewP = parse( '<container:p></container:p>' );
  515. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document ) );
  516. expect( domChildren.length ).to.equal( 1 );
  517. expect( converter.isBlockFiller( domChildren[ 0 ] ) ).to.be.true;
  518. } );
  519. it( 'should add filler according to fillerPositionOffset', () => {
  520. const viewP = parse( '<container:p>foo</container:p>' );
  521. viewP.getFillerOffset = () => 0;
  522. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document ) );
  523. expect( domChildren.length ).to.equal( 2 );
  524. expect( converter.isBlockFiller( domChildren[ 0 ] ) ).to.be.true;
  525. expect( domChildren[ 1 ].data ).to.equal( 'foo' );
  526. } );
  527. it( 'should pass options', () => {
  528. const viewP = parse( '<container:p>foo<attribute:b>bar</attribute:b></container:p>' );
  529. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document, { withChildren: false } ) );
  530. expect( domChildren.length ).to.equal( 2 );
  531. expect( domChildren[ 0 ].data ).to.equal( 'foo' );
  532. expect( domChildren[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  533. expect( domChildren[ 1 ].childNodes.length ).to.equal( 0 );
  534. } );
  535. } );
  536. describe( 'viewPositionToDom()', () => {
  537. it( 'should convert the position in the text', () => {
  538. const domFoo = document.createTextNode( 'foo' );
  539. const domP = createElement( document, 'p', null, domFoo );
  540. const { view: viewP, selection } = parse( '<container:p>fo{}o</container:p>' );
  541. converter.bindElements( domP, viewP );
  542. const viewPosition = selection.getFirstPosition();
  543. const domPosition = converter.viewPositionToDom( viewPosition );
  544. expect( domPosition.offset ).to.equal( 2 );
  545. expect( domPosition.parent ).to.equal( domFoo );
  546. } );
  547. it( 'should support unicode', () => {
  548. const domText = document.createTextNode( 'நிலைக்கு' );
  549. const domP = createElement( document, 'p', null, domText );
  550. const { view: viewP, selection } = parse( '<container:p>நிலை{}க்கு</container:p>' );
  551. converter.bindElements( domP, viewP );
  552. const viewPosition = selection.getFirstPosition();
  553. const domPosition = converter.viewPositionToDom( viewPosition );
  554. expect( domPosition.offset ).to.equal( 4 );
  555. expect( domPosition.parent ).to.equal( domText );
  556. } );
  557. it( 'should convert the position in the empty element', () => {
  558. const domP = createElement( document, 'p' );
  559. const { view: viewP, selection } = parse( '<container:p>[]</container:p>' );
  560. converter.bindElements( domP, viewP );
  561. const viewPosition = selection.getFirstPosition();
  562. const domPosition = converter.viewPositionToDom( viewPosition );
  563. expect( domPosition.offset ).to.equal( 0 );
  564. expect( domPosition.parent ).to.equal( domP );
  565. } );
  566. it( 'should convert the position in the non-empty element', () => {
  567. const domB = createElement( document, 'b', null, 'foo' );
  568. const domP = createElement( document, 'p', null, domB );
  569. const { view: viewP, selection } = parse( '<container:p><attribute:b>foo</attribute:b>[]</container:p>' );
  570. converter.bindElements( domP, viewP );
  571. converter.bindElements( domB, viewP.getChild( 0 ) );
  572. const viewPosition = selection.getFirstPosition();
  573. const domPosition = converter.viewPositionToDom( viewPosition );
  574. expect( domPosition.offset ).to.equal( 1 );
  575. expect( domPosition.parent ).to.equal( domP );
  576. } );
  577. it( 'should convert the position after text', () => {
  578. const domP = createElement( document, 'p', null, 'foo' );
  579. const { view: viewP, selection } = parse( '<container:p>foo[]</container:p>' );
  580. converter.bindElements( domP, viewP );
  581. const viewPosition = selection.getFirstPosition();
  582. const domPosition = converter.viewPositionToDom( viewPosition );
  583. expect( domPosition.offset ).to.equal( 1 );
  584. expect( domPosition.parent ).to.equal( domP );
  585. } );
  586. it( 'should convert the position before text', () => {
  587. const domP = createElement( document, 'p', null, 'foo' );
  588. const { view: viewP, selection } = parse( '<container:p>[]foo</container:p>' );
  589. converter.bindElements( domP, viewP );
  590. const viewPosition = selection.getFirstPosition();
  591. const domPosition = converter.viewPositionToDom( viewPosition );
  592. expect( domPosition.offset ).to.equal( 0 );
  593. expect( domPosition.parent ).to.equal( domP );
  594. } );
  595. it( 'should update offset if DOM text node starts with inline filler', () => {
  596. const domFoo = document.createTextNode( INLINE_FILLER + 'foo' );
  597. const domP = createElement( document, 'p', null, domFoo );
  598. const { view: viewP, selection } = parse( '<container:p>fo{}o</container:p>' );
  599. converter.bindElements( domP, viewP );
  600. const viewPosition = selection.getFirstPosition();
  601. const domPosition = converter.viewPositionToDom( viewPosition );
  602. expect( domPosition.offset ).to.equal( INLINE_FILLER_LENGTH + 2 );
  603. expect( domPosition.parent ).to.equal( domFoo );
  604. } );
  605. it( 'should move the position to the text node if the position is where inline filler is', () => {
  606. const domFiller = document.createTextNode( INLINE_FILLER );
  607. const domP = createElement( document, 'p', null, domFiller );
  608. const { view: viewP, selection } = parse( '<container:p>[]</container:p>' );
  609. converter.bindElements( domP, viewP );
  610. const viewPosition = selection.getFirstPosition();
  611. const domPosition = converter.viewPositionToDom( viewPosition );
  612. expect( domPosition.offset ).to.equal( INLINE_FILLER_LENGTH );
  613. expect( domPosition.parent ).to.equal( domFiller );
  614. } );
  615. it( 'should return null if view position is after a view element that has not been rendered to DOM', () => {
  616. const domP = createElement( document, 'p', null );
  617. const { view: viewP, selection } = parse( '<container:p><attribute:b>foo</attribute:b>[]</container:p>' );
  618. converter.bindElements( domP, viewP );
  619. const viewPosition = selection.getFirstPosition();
  620. const domPosition = converter.viewPositionToDom( viewPosition );
  621. expect( domPosition ).to.equal( null );
  622. } );
  623. it( 'should return null if view position is in a view text node that has not been rendered to DOM', () => {
  624. const viewText = new ViewText( viewDocument, 'foo' );
  625. const viewPosition = new ViewPosition( viewText, 1 );
  626. const domPosition = converter.viewPositionToDom( viewPosition );
  627. expect( domPosition ).to.equal( null );
  628. } );
  629. it( 'should return null if view position is in a view element that has not been rendered to DOM', () => {
  630. const viewElement = new ViewContainerElement( viewDocument, 'div' );
  631. const viewPosition = new ViewPosition( viewElement, 0 );
  632. const domPosition = converter.viewPositionToDom( viewPosition );
  633. expect( domPosition ).to.equal( null );
  634. } );
  635. } );
  636. describe( 'viewRangeToDom()', () => {
  637. it( 'should convert view range to DOM range', () => {
  638. const domFoo = document.createTextNode( 'foo' );
  639. const domP = createElement( document, 'p', null, domFoo );
  640. const { view: viewP, selection } = parse( '<container:p>fo{o]</container:p>' );
  641. converter.bindElements( domP, viewP );
  642. const viewRange = selection.getFirstRange();
  643. const domRange = converter.viewRangeToDom( viewRange );
  644. expect( domRange ).to.be.instanceof( Range );
  645. expect( domRange.startContainer ).to.equal( domFoo );
  646. expect( domRange.startOffset ).to.equal( 2 );
  647. expect( domRange.endContainer ).to.equal( domP );
  648. expect( domRange.endOffset ).to.equal( 1 );
  649. } );
  650. } );
  651. } );