renderer.js 62 KB

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  1. /**
  2. * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* globals document, window */
  6. import ViewElement from '../../src/view/element';
  7. import ViewText from '../../src/view/text';
  8. import ViewRange from '../../src/view/range';
  9. import ViewPosition from '../../src/view/position';
  10. import Selection from '../../src/view/selection';
  11. import DomConverter from '../../src/view/domconverter';
  12. import Renderer from '../../src/view/renderer';
  13. import CKEditorError from '@ckeditor/ckeditor5-utils/src/ckeditorerror';
  14. import { parse } from '../../src/dev-utils/view';
  15. import { INLINE_FILLER, INLINE_FILLER_LENGTH, isBlockFiller, BR_FILLER } from '../../src/view/filler';
  16. import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
  17. import createElement from '@ckeditor/ckeditor5-utils/src/dom/createelement';
  18. import log from '@ckeditor/ckeditor5-utils/src/log';
  19. testUtils.createSinonSandbox();
  20. describe( 'Renderer', () => {
  21. let selection, domConverter, renderer;
  22. beforeEach( () => {
  23. selection = new Selection();
  24. domConverter = new DomConverter();
  25. renderer = new Renderer( domConverter, selection );
  26. renderer.domDocuments.add( document );
  27. } );
  28. describe( 'markToSync', () => {
  29. let viewRoot;
  30. beforeEach( () => {
  31. viewRoot = new ViewElement( 'p' );
  32. const domRoot = document.createElement( 'p' );
  33. domConverter.bindElements( domRoot, viewRoot );
  34. viewRoot.appendChildren( new ViewText( 'foo' ) );
  35. renderer.markedTexts.clear();
  36. renderer.markedAttributes.clear();
  37. renderer.markedChildren.clear();
  38. } );
  39. it( 'should mark attributes which need update', () => {
  40. viewRoot.setAttribute( 'class', 'foo' );
  41. renderer.markToSync( 'attributes', viewRoot );
  42. expect( renderer.markedAttributes.has( viewRoot ) ).to.be.true;
  43. } );
  44. it( 'should mark children which need update', () => {
  45. viewRoot.appendChildren( new ViewText( 'foo' ) );
  46. renderer.markToSync( 'children', viewRoot );
  47. expect( renderer.markedChildren.has( viewRoot ) ).to.be.true;
  48. } );
  49. it( 'should not mark children if element has no corresponding node', () => {
  50. // Overwrite viewRoot with node without coresponding DOM node.
  51. viewRoot = new ViewElement( 'p' );
  52. viewRoot.appendChildren( new ViewText( 'foo' ) );
  53. renderer.markToSync( 'children', viewRoot );
  54. expect( renderer.markedTexts.has( viewRoot ) ).to.be.false;
  55. } );
  56. it( 'should mark text which need update', () => {
  57. const viewText = new ViewText( 'foo' );
  58. viewRoot.appendChildren( viewText );
  59. viewText.data = 'bar';
  60. renderer.markToSync( 'text', viewText );
  61. expect( renderer.markedTexts.has( viewText ) ).to.be.true;
  62. } );
  63. it( 'should not mark text if parent has no corresponding node', () => {
  64. const viewText = new ViewText( 'foo' );
  65. // Overwrite viewRoot with node without coresponding DOM node.
  66. viewRoot = new ViewElement( 'p' );
  67. viewRoot.appendChildren( viewText );
  68. viewText.data = 'bar';
  69. renderer.markToSync( 'text', viewText );
  70. expect( renderer.markedTexts.has( viewText ) ).to.be.false;
  71. } );
  72. it( 'should throw if the type is unknown', () => {
  73. expect( () => {
  74. renderer.markToSync( 'UNKNOWN', viewRoot );
  75. } ).to.throw( CKEditorError, /^view-renderer-unknown-type/ );
  76. } );
  77. } );
  78. describe( 'render', () => {
  79. let viewRoot, domRoot, selectionEditable;
  80. beforeEach( () => {
  81. viewRoot = new ViewElement( 'div' );
  82. domRoot = document.createElement( 'div' );
  83. document.body.appendChild( domRoot );
  84. domConverter.bindElements( domRoot, viewRoot );
  85. renderer.markedTexts.clear();
  86. renderer.markedAttributes.clear();
  87. renderer.markedChildren.clear();
  88. selection.removeAllRanges();
  89. selection.setFake( false );
  90. selectionEditable = viewRoot;
  91. renderer.isFocused = true;
  92. // Fake selection editable - it is needed to render selection properly.
  93. Object.defineProperty( selection, 'editableElement', {
  94. get: function() {
  95. return selectionEditable;
  96. }
  97. } );
  98. } );
  99. it( 'should update attributes', () => {
  100. viewRoot.setAttribute( 'class', 'foo' );
  101. renderer.markToSync( 'attributes', viewRoot );
  102. renderer.render();
  103. expect( domRoot.getAttribute( 'class' ) ).to.equal( 'foo' );
  104. expect( renderer.markedAttributes.size ).to.equal( 0 );
  105. } );
  106. it( 'should remove attributes', () => {
  107. viewRoot.setAttribute( 'class', 'foo' );
  108. domRoot.setAttribute( 'id', 'bar' );
  109. domRoot.setAttribute( 'class', 'bar' );
  110. renderer.markToSync( 'attributes', viewRoot );
  111. renderer.render();
  112. expect( domRoot.getAttribute( 'class' ) ).to.equal( 'foo' );
  113. expect( domRoot.getAttribute( 'id' ) ).to.be.not.ok;
  114. expect( renderer.markedAttributes.size ).to.equal( 0 );
  115. } );
  116. it( 'should add children', () => {
  117. viewRoot.appendChildren( new ViewText( 'foo' ) );
  118. renderer.markToSync( 'children', viewRoot );
  119. renderer.render();
  120. expect( domRoot.childNodes.length ).to.equal( 1 );
  121. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  122. expect( renderer.markedChildren.size ).to.equal( 0 );
  123. } );
  124. it( 'should remove children', () => {
  125. viewRoot.appendChildren( new ViewText( 'foo' ) );
  126. renderer.markToSync( 'children', viewRoot );
  127. renderer.render();
  128. expect( domRoot.childNodes.length ).to.equal( 1 );
  129. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  130. viewRoot.removeChildren( 0, 1 );
  131. renderer.markToSync( 'children', viewRoot );
  132. renderer.render();
  133. expect( domRoot.childNodes.length ).to.equal( 0 );
  134. expect( renderer.markedChildren.size ).to.equal( 0 );
  135. } );
  136. it( 'should update text', () => {
  137. const viewText = new ViewText( 'foo' );
  138. viewRoot.appendChildren( viewText );
  139. renderer.markToSync( 'children', viewRoot );
  140. renderer.render();
  141. expect( domRoot.childNodes.length ).to.equal( 1 );
  142. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'foo' );
  143. viewText.data = 'bar';
  144. renderer.markToSync( 'text', viewText );
  145. renderer.render();
  146. expect( domRoot.childNodes.length ).to.equal( 1 );
  147. expect( domRoot.childNodes[ 0 ].data ).to.equal( 'bar' );
  148. expect( renderer.markedTexts.size ).to.equal( 0 );
  149. } );
  150. it( 'should not update text parent child list changed', () => {
  151. const viewImg = new ViewElement( 'img' );
  152. const viewText = new ViewText( 'foo' );
  153. viewRoot.appendChildren( [ viewImg, viewText ] );
  154. renderer.markToSync( 'children', viewRoot );
  155. renderer.markToSync( 'text', viewText );
  156. renderer.render();
  157. expect( domRoot.childNodes.length ).to.equal( 2 );
  158. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  159. expect( domRoot.childNodes[ 1 ].data ).to.equal( 'foo' );
  160. } );
  161. it( 'should not change text if it is the same during text rendering', () => {
  162. const viewText = new ViewText( 'foo' );
  163. viewRoot.appendChildren( viewText );
  164. renderer.markToSync( 'children', viewRoot );
  165. renderer.render();
  166. // This should not be changed during the render.
  167. const domText = domRoot.childNodes[ 0 ];
  168. renderer.markToSync( 'text', viewText );
  169. renderer.render();
  170. expect( domRoot.childNodes.length ).to.equal( 1 );
  171. expect( domRoot.childNodes[ 0 ] ).to.equal( domText );
  172. } );
  173. it( 'should not change text if it is the same during children rendering', () => {
  174. const viewText = new ViewText( 'foo' );
  175. viewRoot.appendChildren( viewText );
  176. renderer.markToSync( 'children', viewRoot );
  177. renderer.render();
  178. // This should not be changed during the render.
  179. const domText = domRoot.childNodes[ 0 ];
  180. renderer.markToSync( 'children', viewRoot );
  181. renderer.render();
  182. expect( domRoot.childNodes.length ).to.equal( 1 );
  183. expect( domRoot.childNodes[ 0 ] ).to.equal( domText );
  184. } );
  185. it( 'should not change element if it is the same', () => {
  186. const viewImg = new ViewElement( 'img' );
  187. viewRoot.appendChildren( viewImg );
  188. // This should not be changed during the render.
  189. const domImg = document.createElement( 'img' );
  190. domRoot.appendChild( domImg );
  191. domConverter.bindElements( domImg, viewImg );
  192. renderer.markToSync( 'children', viewRoot );
  193. renderer.render();
  194. expect( domRoot.childNodes.length ).to.equal( 1 );
  195. expect( domRoot.childNodes[ 0 ] ).to.equal( domImg );
  196. } );
  197. it( 'should change element if it is different', () => {
  198. const viewImg = new ViewElement( 'img' );
  199. viewRoot.appendChildren( viewImg );
  200. renderer.markToSync( 'children', viewRoot );
  201. renderer.render();
  202. const viewP = new ViewElement( 'p' );
  203. viewRoot.removeChildren( 0, 1 );
  204. viewRoot.appendChildren( viewP );
  205. renderer.markToSync( 'children', viewRoot );
  206. renderer.render();
  207. expect( domRoot.childNodes.length ).to.equal( 1 );
  208. expect( domRoot.childNodes[ 0 ].tagName ).to.equal( 'P' );
  209. } );
  210. it( 'should update removed item when it is reinserted', () => {
  211. const viewFoo = new ViewText( 'foo' );
  212. const viewP = new ViewElement( 'p', null, viewFoo );
  213. const viewDiv = new ViewElement( 'div', null, viewP );
  214. viewRoot.appendChildren( viewDiv );
  215. renderer.markToSync( 'children', viewRoot );
  216. renderer.render();
  217. viewDiv.removeChildren( 0, 1 );
  218. renderer.markToSync( 'children', viewDiv );
  219. renderer.render();
  220. viewP.removeChildren( 0, 1 );
  221. viewDiv.appendChildren( viewP );
  222. renderer.markToSync( 'children', viewDiv );
  223. renderer.render();
  224. expect( domRoot.childNodes.length ).to.equal( 1 );
  225. const domDiv = domRoot.childNodes[ 0 ];
  226. expect( domDiv.tagName ).to.equal( 'DIV' );
  227. expect( domDiv.childNodes.length ).to.equal( 1 );
  228. const domP = domDiv.childNodes[ 0 ];
  229. expect( domP.tagName ).to.equal( 'P' );
  230. expect( domP.childNodes.length ).to.equal( 0 );
  231. } );
  232. it( 'should update removed item when it is reinserted #2', () => {
  233. // Prepare view: root -> div "outer" -> div "inner" -> p.
  234. const viewP = new ViewElement( 'p' );
  235. const viewDivInner = new ViewElement( 'div', null, viewP );
  236. const viewDivOuter = new ViewElement( 'div', null, viewDivInner );
  237. viewRoot.appendChildren( viewDivOuter );
  238. // Render view tree to DOM.
  239. renderer.markToSync( 'children', viewRoot );
  240. renderer.render();
  241. // Remove div "outer" from root and render it.
  242. viewDivOuter.remove();
  243. renderer.markToSync( 'children', viewRoot );
  244. renderer.render();
  245. // Remove p from div "child" -- div "inner" won't be marked because it is in document fragment not view root.
  246. viewP.remove();
  247. // Add div "outer" back to root.
  248. viewRoot.appendChildren( viewDivOuter );
  249. renderer.markToSync( 'children', viewRoot );
  250. // Render changes, view is: root -> div "outer" -> div "inner".
  251. renderer.render();
  252. // Same is expected in DOM.
  253. expect( domRoot.childNodes.length ).to.equal( 1 );
  254. const domDivOuter = domRoot.childNodes[ 0 ];
  255. expect( renderer.domConverter.viewToDom( viewDivOuter, domRoot.document ) ).to.equal( domDivOuter );
  256. expect( domDivOuter.tagName ).to.equal( 'DIV' );
  257. expect( domDivOuter.childNodes.length ).to.equal( 1 );
  258. const domDivInner = domDivOuter.childNodes[ 0 ];
  259. expect( renderer.domConverter.viewToDom( viewDivInner, domRoot.document ) ).to.equal( domDivInner );
  260. expect( domDivInner.tagName ).to.equal( 'DIV' );
  261. expect( domDivInner.childNodes.length ).to.equal( 0 );
  262. } );
  263. it( 'should not throw when trying to update children of view element that got removed and lost its binding', () => {
  264. const viewFoo = new ViewText( 'foo' );
  265. const viewP = new ViewElement( 'p', null, viewFoo );
  266. const viewDiv = new ViewElement( 'div', null, viewP );
  267. viewRoot.appendChildren( viewDiv );
  268. renderer.markToSync( 'children', viewRoot );
  269. renderer.render();
  270. viewRoot.removeChildren( 0, 1 );
  271. renderer.markToSync( 'children', viewRoot );
  272. viewDiv.removeChildren( 0, 1 );
  273. renderer.markToSync( 'children', viewDiv );
  274. viewP.removeChildren( 0, 1 );
  275. renderer.markToSync( 'children', viewP );
  276. renderer.render();
  277. expect( domRoot.childNodes.length ).to.equal( 0 );
  278. } );
  279. it( 'should not care about filler if there is no DOM', () => {
  280. selectionEditable = null;
  281. const { view: viewP, selection: newSelection } = parse(
  282. '<container:p>foo<attribute:b>[]</attribute:b>bar</container:p>' );
  283. const viewRoot = new ViewElement( 'p' );
  284. viewRoot.appendChildren( viewP );
  285. selection.setTo( newSelection );
  286. renderer.markToSync( 'children', viewRoot );
  287. renderer.render();
  288. // Expect no error on render.
  289. expect( viewRoot ).to.be.ok;
  290. } );
  291. it( 'should add and remove inline filler in case <p>foo<b>[]</b>bar</p>', () => {
  292. const domSelection = document.getSelection();
  293. // Step 1: <p>foo<b>"FILLER{}"</b></p>
  294. const { view: viewP, selection: newSelection } = parse(
  295. '<container:p>foo<attribute:b>[]</attribute:b>bar</container:p>' );
  296. viewRoot.appendChildren( viewP );
  297. selection.setTo( newSelection );
  298. renderer.markToSync( 'children', viewRoot );
  299. renderer.render();
  300. expect( domRoot.childNodes.length ).to.equal( 1 );
  301. expect( domRoot.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'p' );
  302. const domP = domRoot.childNodes[ 0 ];
  303. expect( domP.childNodes.length ).to.equal( 3 );
  304. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  305. expect( domP.childNodes[ 2 ].data ).to.equal( 'bar' );
  306. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  307. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  308. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  309. expect( domSelection.rangeCount ).to.equal( 1 );
  310. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 1 ].childNodes[ 0 ] );
  311. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  312. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  313. // Step 2: No mutation on second render
  314. renderer.markToSync( 'children', viewRoot );
  315. renderer.markToSync( 'children', viewP );
  316. renderAndExpectNoChanges( renderer, domRoot );
  317. // Step 3: <p>foo{}<b></b></p>
  318. selection.removeAllRanges();
  319. selection.addRange( ViewRange.createFromParentsAndOffsets( viewP.getChild( 0 ), 3, viewP.getChild( 0 ), 3 ) );
  320. renderer.render();
  321. expect( domP.childNodes.length ).to.equal( 3 );
  322. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  323. expect( domP.childNodes[ 2 ].data ).to.equal( 'bar' );
  324. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  325. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 0 );
  326. expect( domSelection.rangeCount ).to.equal( 1 );
  327. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  328. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 3 );
  329. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  330. // Step 4: No mutation on second render
  331. renderer.markToSync( 'children', viewRoot );
  332. renderer.markToSync( 'children', viewP );
  333. renderAndExpectNoChanges( renderer, domRoot );
  334. } );
  335. it( 'should add and remove inline filler in case <p>[]<b>foo</b></p>', () => {
  336. const domSelection = document.getSelection();
  337. // Step 1: <p>"FILLER{}"<b>foo</b></p>
  338. const { view: viewP, selection: newSelection } = parse(
  339. '<container:p>[]<attribute:b>foo</attribute:b></container:p>' );
  340. viewRoot.appendChildren( viewP );
  341. selection.setTo( newSelection );
  342. renderer.markToSync( 'children', viewRoot );
  343. renderer.render();
  344. const domP = domRoot.childNodes[ 0 ];
  345. expect( domP.childNodes.length ).to.equal( 2 );
  346. expect( domP.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  347. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  348. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  349. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  350. expect( domSelection.rangeCount ).to.equal( 1 );
  351. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  352. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  353. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  354. // Step 2: No mutation on second render
  355. renderer.markToSync( 'children', viewP );
  356. renderAndExpectNoChanges( renderer, domRoot );
  357. // Step 3: <p><b>{}foo</b></p>
  358. selection.removeAllRanges();
  359. selection.addRange( ViewRange.createFromParentsAndOffsets(
  360. viewP.getChild( 0 ).getChild( 0 ), 0, viewP.getChild( 0 ).getChild( 0 ), 0 ) );
  361. renderer.render();
  362. expect( domP.childNodes.length ).to.equal( 1 );
  363. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  364. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  365. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  366. expect( domSelection.rangeCount ).to.equal( 1 );
  367. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] .childNodes[ 0 ] );
  368. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  369. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  370. // Step 4: No mutation on second render
  371. renderer.markToSync( 'children', viewP );
  372. renderAndExpectNoChanges( renderer, domRoot );
  373. } );
  374. it( 'should add and remove inline filler in case <p><b>foo</b>[]</p>', () => {
  375. const domSelection = document.getSelection();
  376. // Step 1: <p>"FILLER{}"<b>foo</b></p>
  377. const { view: viewP, selection: newSelection } = parse(
  378. '<container:p><attribute:b>foo</attribute:b>[]</container:p>' );
  379. viewRoot.appendChildren( viewP );
  380. selection.setTo( newSelection );
  381. renderer.markToSync( 'children', viewRoot );
  382. renderer.render();
  383. const domP = domRoot.childNodes[ 0 ];
  384. expect( domP.childNodes.length ).to.equal( 2 );
  385. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  386. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  387. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  388. expect( domP.childNodes[ 1 ].data ).to.equal( INLINE_FILLER );
  389. expect( domSelection.rangeCount ).to.equal( 1 );
  390. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 1 ] );
  391. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  392. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  393. // Step 2: No mutation on second render
  394. renderer.markToSync( 'children', viewP );
  395. renderAndExpectNoChanges( renderer, domRoot );
  396. // Step 3: <p><b>foo{}</b></p>
  397. selection.removeAllRanges();
  398. selection.addRange( ViewRange.createFromParentsAndOffsets(
  399. viewP.getChild( 0 ).getChild( 0 ), 3, viewP.getChild( 0 ).getChild( 0 ), 3 ) );
  400. renderer.render();
  401. expect( domP.childNodes.length ).to.equal( 1 );
  402. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  403. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  404. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  405. expect( domSelection.rangeCount ).to.equal( 1 );
  406. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] .childNodes[ 0 ] );
  407. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 3 );
  408. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  409. // Step 4: No mutation on second render
  410. renderer.markToSync( 'children', viewP );
  411. renderAndExpectNoChanges( renderer, domRoot );
  412. } );
  413. it( 'should add and remove inline filler in case <p><b>foo</b>[]<b>bar</b></p>', () => {
  414. const domSelection = document.getSelection();
  415. const { view: viewP, selection: newSelection } = parse(
  416. '<container:p><attribute:b>foo</attribute:b>[]<attribute:b>bar</attribute:b></container:p>' );
  417. viewRoot.appendChildren( viewP );
  418. selection.setTo( newSelection );
  419. renderer.markToSync( 'children', viewRoot );
  420. renderer.render();
  421. const domP = domRoot.childNodes[ 0 ];
  422. expect( domP.childNodes.length ).to.equal( 3 );
  423. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  424. expect( domP.childNodes[ 0 ].childNodes.length ).to.equal( 1 );
  425. expect( domP.childNodes[ 0 ].childNodes[ 0 ].data ).to.equal( 'foo' );
  426. expect( domP.childNodes[ 1 ].data ).to.equal( INLINE_FILLER );
  427. expect( domP.childNodes[ 2 ].tagName.toLowerCase() ).to.equal( 'b' );
  428. expect( domP.childNodes[ 2 ].childNodes.length ).to.equal( 1 );
  429. expect( domP.childNodes[ 2 ].childNodes[ 0 ].data ).to.equal( 'bar' );
  430. expect( domSelection.rangeCount ).to.equal( 1 );
  431. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 1 ] );
  432. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  433. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  434. } );
  435. it( 'should move filler when selection is moved', () => {
  436. // Step 1: <p>foo<b>"FILLER{}"</b></p>
  437. const { view: viewP, selection: newSelection } = parse(
  438. '<container:p>foo<attribute:b>[]</attribute:b><attribute:i></attribute:i></container:p>' );
  439. viewRoot.appendChildren( viewP );
  440. selection.setTo( newSelection );
  441. renderer.markToSync( 'children', viewRoot );
  442. renderer.render();
  443. const domP = domRoot.childNodes[ 0 ];
  444. expect( domP.childNodes.length ).to.equal( 3 );
  445. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  446. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  447. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  448. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  449. expect( domP.childNodes[ 2 ].tagName.toLowerCase() ).to.equal( 'i' );
  450. expect( domP.childNodes[ 2 ].childNodes.length ).to.equal( 0 );
  451. // Step 2: <p>foo<b></b><i>"FILLER{}"</i></p>
  452. selection.removeAllRanges();
  453. const viewI = viewP.getChild( 2 );
  454. selection.addRange( ViewRange.createFromParentsAndOffsets( viewI, 0, viewI, 0 ) );
  455. renderer.render();
  456. expect( domP.childNodes.length ).to.equal( 3 );
  457. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  458. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  459. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 0 );
  460. expect( domP.childNodes[ 2 ].tagName.toLowerCase() ).to.equal( 'i' );
  461. expect( domP.childNodes[ 2 ].childNodes.length ).to.equal( 1 );
  462. expect( domP.childNodes[ 2 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  463. } );
  464. it( 'should remove filler when text is added and selection removed', () => {
  465. // Step 1: <p>foo<b>"FILLER{}"</b></p>
  466. const { view: viewP, selection: newSelection } = parse( '<container:p>foo<attribute:b>[]</attribute:b></container:p>' );
  467. const viewB = viewP.getChild( 1 );
  468. viewRoot.appendChildren( viewP );
  469. selection.setTo( newSelection );
  470. renderer.markToSync( 'children', viewRoot );
  471. renderer.render();
  472. const domP = domRoot.childNodes[ 0 ];
  473. expect( domP.childNodes.length ).to.equal( 2 );
  474. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  475. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  476. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  477. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  478. // Step 2: Add text node.
  479. const viewText = new ViewText( 'x' );
  480. viewB.appendChildren( viewText );
  481. selection.removeAllRanges();
  482. selection.addRange( ViewRange.createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  483. renderer.markToSync( 'children', viewB );
  484. renderer.render();
  485. // Step 3: Remove selection from the view.
  486. selection.removeAllRanges();
  487. renderer.render();
  488. expect( domP.childNodes.length ).to.equal( 2 );
  489. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  490. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  491. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  492. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( 'x' );
  493. } );
  494. // #659
  495. // The element before the filler is removed so the position of the filler
  496. // cannot be remembered as parent+offset.
  497. it( 'should remove filler from a modified DOM in case <p>bar<b>foo</b>[]</p>', () => {
  498. // Step 1: <p>bar<b>foo</b>"FILLER{}"</p>
  499. const { view: viewP, selection: newSelection } = parse( '<container:p>bar<attribute:b>foo</attribute:b>[]</container:p>' );
  500. viewRoot.appendChildren( viewP );
  501. selection.setTo( newSelection );
  502. renderer.markToSync( 'children', viewRoot );
  503. renderer.render();
  504. const domP = domRoot.childNodes[ 0 ];
  505. expect( domP.childNodes.length ).to.equal( 3 );
  506. expect( domP.childNodes[ 2 ].data ).to.equal( INLINE_FILLER );
  507. // Step 2: Remove the <b> and update the selection (<p>bar[]</p>).
  508. viewP.removeChildren( 1 );
  509. selection.removeAllRanges();
  510. selection.addRange( ViewRange.createFromParentsAndOffsets( viewP, 1, viewP, 1 ) );
  511. renderer.markToSync( 'children', viewP );
  512. renderer.render();
  513. // Step 3: Check whether there's no filler in the DOM.
  514. expect( domP.childNodes.length ).to.equal( 1 );
  515. expect( domP.childNodes[ 0 ].data ).to.equal( 'bar' );
  516. } );
  517. // #659
  518. it( 'should remove filler from a modified DOM when children moved', () => {
  519. // Step 1: <p><b>foo</b>"FILLER{}"<b>bar</b></p><p></p>
  520. const { view: viewFragment, selection: newSelection }
  521. = parse( '<container:p><attribute:b>foo</attribute:b>[]<attribute:b>bar</attribute:b></container:p><container:p></container:p>' );
  522. viewRoot.appendChildren( viewFragment );
  523. selection.setTo( newSelection );
  524. renderer.markToSync( 'children', viewRoot );
  525. renderer.render();
  526. expect( domRoot.childNodes.length ).to.equal( 2 );
  527. const domP = domRoot.childNodes[ 0 ];
  528. const domP2 = domRoot.childNodes[ 1 ];
  529. expect( domP.childNodes.length ).to.equal( 3 );
  530. expect( domP.childNodes[ 1 ].data ).to.equal( INLINE_FILLER );
  531. // Step 2: Move <b>foo</b><b>bar</b> to the second paragraph and leave collapsed selection in the first one.
  532. // <p>[]</p><p><b>foo</b><b>bar</b></p>
  533. const viewP = viewRoot.getChild( 0 );
  534. const viewP2 = viewRoot.getChild( 1 );
  535. const removedChildren = viewP.removeChildren( 0, 2 );
  536. viewP2.appendChildren( removedChildren );
  537. selection.removeAllRanges();
  538. selection.addRange( ViewRange.createFromParentsAndOffsets( viewP, 0, viewP, 0 ) );
  539. renderer.markToSync( 'children', viewP );
  540. renderer.markToSync( 'children', viewP2 );
  541. renderer.render();
  542. // Step 3: Check whether in the first paragraph there's a <br> filler and that
  543. // in the second one there are two <b> tags.
  544. expect( domP.childNodes.length ).to.equal( 1 );
  545. expect( isBlockFiller( domP.childNodes[ 0 ], BR_FILLER ) ).to.be.true;
  546. expect( domP2.childNodes.length ).to.equal( 2 );
  547. expect( domP2.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  548. expect( domP2.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  549. } );
  550. // Test for an edge case in the _isSelectionInInlineFiller which can be triggered like
  551. // in one of ckeditor/ckeditor5-typing#59 automated tests.
  552. it( 'should not break when selection is moved to a new element, when filler exists', () => {
  553. // Step 1: <p>bar<b>"FILLER{}"</b></p>
  554. const { view: viewP, selection: newSelection } = parse( '<container:p>bar<attribute:b>[]</attribute:b></container:p>' );
  555. viewRoot.appendChildren( viewP );
  556. selection.setTo( newSelection );
  557. renderer.markToSync( 'children', viewRoot );
  558. renderer.render();
  559. const domP = domRoot.childNodes[ 0 ];
  560. expect( domP.childNodes.length ).to.equal( 2 );
  561. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  562. // Step 2: Move selection to a new attribute element and remove the previous one
  563. viewP.removeChildren( 1 ); // Remove <b>.
  564. const viewI = parse( '<attribute:i></attribute:i>' );
  565. viewP.appendChildren( viewI );
  566. selection.removeAllRanges();
  567. selection.addRange( ViewRange.createFromParentsAndOffsets( viewI, 0, viewI, 0 ) );
  568. renderer.markToSync( 'children', viewP );
  569. renderer.render();
  570. // Step 3: Check whether new filler was created in the <i> element.
  571. expect( domP.childNodes.length ).to.equal( 2 );
  572. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'i' );
  573. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  574. } );
  575. // Test for an edge case in the _isSelectionInInlineFiller, when selection is before a view element
  576. // that has not been yet rendered/bound to DOM.
  577. it( 'should remove inline filler if selection is before a view element not bound to dom', () => {
  578. // Step 1: <p>bar<b>abc</b>"FILLER"{}</p>
  579. const { view: viewP, selection: newSelection } = parse( '<container:p>bar<attribute:b>abc</attribute:b>[]</container:p>' );
  580. viewRoot.appendChildren( viewP );
  581. selection.setTo( newSelection );
  582. renderer.markToSync( 'children', viewRoot );
  583. renderer.render();
  584. const domP = domRoot.childNodes[ 0 ];
  585. expect( domP.childNodes.length ).to.equal( 3 );
  586. expect( domP.childNodes[ 2 ].data ).to.equal( INLINE_FILLER );
  587. // Step 2: Move selection to a new attribute element.
  588. const viewAbc = parse( 'abc' );
  589. viewP.appendChildren( viewAbc );
  590. selection.removeAllRanges();
  591. selection.addRange( ViewRange.createFromParentsAndOffsets( viewP, 3, viewP, 3 ) );
  592. renderer.markToSync( 'children', viewP );
  593. renderer.render();
  594. // Step 3: Check whether old filler was removed.
  595. expect( domP.childNodes.length ).to.equal( 3 );
  596. expect( domP.textContent.indexOf( INLINE_FILLER ) ).to.equal( -1 );
  597. } );
  598. it( 'should handle typing in empty block, do nothing if changes are already applied', () => {
  599. const domSelection = document.getSelection();
  600. const { view: viewP, selection: newSelection } = parse( '<container:p>[]</container:p>' );
  601. viewRoot.appendChildren( viewP );
  602. selection.setTo( newSelection );
  603. renderer.markToSync( 'children', viewRoot );
  604. renderer.render();
  605. const domP = domRoot.childNodes[ 0 ];
  606. expect( domP.childNodes.length ).to.equal( 1 );
  607. expect( isBlockFiller( domP.childNodes[ 0 ], BR_FILLER ) ).to.be.true;
  608. expect( domSelection.rangeCount ).to.equal( 1 );
  609. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP );
  610. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  611. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  612. // Remove filler and add text node to both DOM and View <p>x{}</p>
  613. domP.removeChild( domP.childNodes[ 0 ] );
  614. domP.appendChild( document.createTextNode( 'x' ) );
  615. domSelection.removeAllRanges();
  616. const domRange = document.createRange();
  617. domRange.setStart( domP.childNodes[ 0 ], 1 );
  618. domRange.collapse( true );
  619. domSelection.addRange( domRange );
  620. const viewText = new ViewText( 'x' );
  621. viewP.appendChildren( viewText );
  622. selection.removeAllRanges();
  623. selection.addRange( ViewRange.createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  624. renderer.markToSync( 'children', viewP );
  625. renderAndExpectNoChanges( renderer, domRoot );
  626. } );
  627. it( 'should handle typing in empty block, render if needed', () => {
  628. const domSelection = document.getSelection();
  629. const { view: viewP, selection: newSelection } = parse( '<container:p>[]</container:p>' );
  630. viewRoot.appendChildren( viewP );
  631. selection.setTo( newSelection );
  632. renderer.markToSync( 'children', viewRoot );
  633. renderer.render();
  634. const domP = domRoot.childNodes[ 0 ];
  635. expect( domP.childNodes.length ).to.equal( 1 );
  636. expect( isBlockFiller( domP.childNodes[ 0 ], BR_FILLER ) ).to.be.true;
  637. expect( domSelection.rangeCount ).to.equal( 1 );
  638. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP );
  639. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  640. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  641. // Add text node only in View <p>x{}</p>
  642. const viewText = new ViewText( 'x' );
  643. viewP.appendChildren( viewText );
  644. selection.removeAllRanges();
  645. selection.addRange( ViewRange.createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  646. renderer.markToSync( 'children', viewP );
  647. renderer.render();
  648. expect( domP.childNodes.length ).to.equal( 1 );
  649. expect( domP.childNodes[ 0 ].data ).to.equal( 'x' );
  650. expect( domSelection.rangeCount ).to.equal( 1 );
  651. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  652. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  653. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  654. } );
  655. it( 'should handle removing last character', () => {
  656. const domSelection = document.getSelection();
  657. const { view: viewP, selection: newSelection } = parse( '<container:p>x{}</container:p>' );
  658. viewRoot.appendChildren( viewP );
  659. selection.setTo( newSelection );
  660. renderer.markToSync( 'children', viewRoot );
  661. renderer.render();
  662. const domP = domRoot.childNodes[ 0 ];
  663. expect( domP.childNodes.length ).to.equal( 1 );
  664. expect( domP.childNodes[ 0 ].data ).to.equal( 'x' );
  665. expect( domSelection.rangeCount ).to.equal( 1 );
  666. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  667. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  668. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  669. // Remove text and add filler to both DOM and View <p>{}</p>
  670. domP.removeChild( domP.childNodes[ 0 ] );
  671. domP.appendChild( BR_FILLER( document ) );
  672. domSelection.removeAllRanges();
  673. const domRange = document.createRange();
  674. domRange.setStart( domP.childNodes[ 0 ], 0 );
  675. domRange.collapse( true );
  676. domSelection.addRange( domRange );
  677. viewP.removeChildren( 0 );
  678. selection.removeAllRanges();
  679. selection.addRange( ViewRange.createFromParentsAndOffsets( viewP, 0, viewP, 0 ) );
  680. renderer.markToSync( 'children', viewP );
  681. renderAndExpectNoChanges( renderer, domRoot );
  682. } );
  683. it( 'should handle typing in empty attribute, do nothing if changes are already applied', () => {
  684. const domSelection = document.getSelection();
  685. // 1. Render <p><b>FILLER{}</b>foo</p>.
  686. const { view: viewP, selection: newSelection } = parse(
  687. '<container:p><attribute:b>[]</attribute:b>foo</container:p>' );
  688. viewRoot.appendChildren( viewP );
  689. selection.setTo( newSelection );
  690. renderer.markToSync( 'children', viewRoot );
  691. renderer.render();
  692. // 2. Check the DOM.
  693. const domP = domRoot.childNodes[ 0 ];
  694. expect( domP.childNodes.length ).to.equal( 2 );
  695. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  696. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  697. const domB = domP.childNodes[ 0 ];
  698. const viewB = viewP.getChild( 0 );
  699. expect( domB.childNodes.length ).to.equal( 1 );
  700. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  701. expect( domSelection.rangeCount ).to.equal( 1 );
  702. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  703. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  704. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  705. // 3. Add text node to both the DOM and the view: <p><b>FILLERx</b>foo</p>.
  706. domB.childNodes[ 0 ].data += 'x';
  707. domSelection.removeAllRanges();
  708. const domRange = document.createRange();
  709. domRange.setStart( domB.childNodes[ 0 ], INLINE_FILLER_LENGTH + 1 );
  710. domRange.collapse( true );
  711. domSelection.addRange( domRange );
  712. const viewText = new ViewText( 'x' );
  713. viewB.appendChildren( viewText );
  714. selection.removeAllRanges();
  715. selection.addRange( ViewRange.createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  716. renderer.markToSync( 'children', viewP );
  717. renderAndExpectNoChanges( renderer, domRoot );
  718. } );
  719. it( 'should handle typing in empty attribute as a children change, render if needed', () => {
  720. const domSelection = document.getSelection();
  721. // 1. Render <p><b>FILLER{}</b>foo</p>.
  722. const { view: viewP, selection: newSelection } = parse(
  723. '<container:p><attribute:b>[]</attribute:b>foo</container:p>' );
  724. viewRoot.appendChildren( viewP );
  725. selection.setTo( newSelection );
  726. renderer.markToSync( 'children', viewRoot );
  727. renderer.render();
  728. // 2. Check the DOM.
  729. const domP = domRoot.childNodes[ 0 ];
  730. expect( domP.childNodes.length ).to.equal( 2 );
  731. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  732. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  733. const domB = domP.childNodes[ 0 ];
  734. const viewB = viewP.getChild( 0 );
  735. expect( domB.childNodes.length ).to.equal( 1 );
  736. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  737. expect( domSelection.rangeCount ).to.equal( 1 );
  738. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  739. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  740. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  741. // 3. Add text node only to the view: <p><b>x{}</b>foo</p>.
  742. const viewText = new ViewText( 'x' );
  743. viewB.appendChildren( viewText );
  744. selection.removeAllRanges();
  745. selection.addRange( ViewRange.createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  746. renderer.markToSync( 'children', viewB );
  747. renderer.render();
  748. expect( domB.childNodes.length ).to.equal( 1 );
  749. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'x' );
  750. expect( domSelection.rangeCount ).to.equal( 1 );
  751. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  752. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH + 1 );
  753. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  754. } );
  755. it( 'should handle typing in empty attribute as a text change, render if needed', () => {
  756. const domSelection = document.getSelection();
  757. // 1. Render <p><b>FILLER{}</b>foo</p>.
  758. const { view: viewP, selection: newSelection } = parse(
  759. '<container:p><attribute:b>[]</attribute:b>foo</container:p>' );
  760. viewRoot.appendChildren( viewP );
  761. selection.setTo( newSelection );
  762. renderer.markToSync( 'children', viewRoot );
  763. renderer.render();
  764. // 2. Check the DOM.
  765. const domP = domRoot.childNodes[ 0 ];
  766. expect( domP.childNodes.length ).to.equal( 2 );
  767. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'b' );
  768. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  769. const domB = domP.childNodes[ 0 ];
  770. const viewB = viewP.getChild( 0 );
  771. expect( domB.childNodes.length ).to.equal( 1 );
  772. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  773. expect( domSelection.rangeCount ).to.equal( 1 );
  774. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  775. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  776. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  777. // 3. Add text node only to the view: <p><b>x{}</b>foo</p>.
  778. const viewText = new ViewText( 'x' );
  779. viewB.appendChildren( viewText );
  780. selection.removeAllRanges();
  781. selection.addRange( ViewRange.createFromParentsAndOffsets( viewText, 1, viewText, 1 ) );
  782. renderer.markToSync( 'text', viewText );
  783. renderer.render();
  784. // 4. Check the DOM.
  785. expect( domB.childNodes.length ).to.equal( 1 );
  786. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER + 'x' );
  787. expect( domSelection.rangeCount ).to.equal( 1 );
  788. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  789. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH + 1 );
  790. expect( domSelection.getRangeAt( 0 ).collapsed ).to.be.true;
  791. } );
  792. it( 'should handle not collapsed range', () => {
  793. const domSelection = document.getSelection();
  794. const { view: viewP, selection: newSelection } = parse(
  795. '<container:p>fo{o<attribute:b>b}ar</attribute:b></container:p>' );
  796. viewRoot.appendChildren( viewP );
  797. selection.setTo( newSelection );
  798. renderer.markToSync( 'children', viewRoot );
  799. renderer.render();
  800. const domP = domRoot.childNodes[ 0 ];
  801. expect( domP.childNodes.length ).to.equal( 2 );
  802. expect( domP.childNodes[ 0 ].data ).to.equal( 'foo' );
  803. expect( domP.childNodes[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  804. expect( domP.childNodes[ 1 ].childNodes.length ).to.equal( 1 );
  805. expect( domP.childNodes[ 1 ].childNodes[ 0 ].data ).to.equal( 'bar' );
  806. expect( domSelection.rangeCount ).to.equal( 1 );
  807. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  808. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 2 );
  809. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domP.childNodes[ 1 ].childNodes[ 0 ] );
  810. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 1 );
  811. renderer.markToSync( 'children', viewP );
  812. renderAndExpectNoChanges( renderer, domRoot );
  813. } );
  814. it( 'should not change selection if there is no editable with selection', () => {
  815. const domDiv = createElement( document, 'div', null, 'not editable' );
  816. document.body.appendChild( domDiv );
  817. const domSelection = document.getSelection();
  818. domSelection.removeAllRanges();
  819. const domRange = document.createRange();
  820. domRange.setStart( domDiv, 0 );
  821. domRange.collapse( true );
  822. domSelection.addRange( domRange );
  823. selectionEditable = null;
  824. const { view: viewP, selection: newSelection } = parse( '<container:p>fo{o}</container:p>' );
  825. viewRoot.appendChildren( viewP );
  826. selection.setTo( newSelection );
  827. renderer.render();
  828. expect( domSelection.rangeCount ).to.equal( 1 );
  829. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domDiv );
  830. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  831. expect( domSelection.getRangeAt( 0 ).collapsed ).to.equal( true );
  832. } );
  833. it( 'should not change selection if there is no focus', () => {
  834. const domDiv = createElement( document, 'div', null, 'not editable' );
  835. document.body.appendChild( domDiv );
  836. const domSelection = document.getSelection();
  837. domSelection.removeAllRanges();
  838. const domRange = document.createRange();
  839. domRange.setStart( domDiv, 0 );
  840. domRange.collapse( true );
  841. domSelection.addRange( domRange );
  842. renderer.isFocused = false;
  843. const { view: viewP, selection: newSelection } = parse( '<container:p>fo{o}</container:p>' );
  844. viewRoot.appendChildren( viewP );
  845. selection.setTo( newSelection );
  846. renderer.render();
  847. expect( domSelection.rangeCount ).to.equal( 1 );
  848. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domDiv );
  849. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  850. expect( domSelection.getRangeAt( 0 ).collapsed ).to.equal( true );
  851. } );
  852. it( 'should not add inline filler after text node', () => {
  853. const { view: viewP, selection: newSelection } = parse( '<container:p>foo[]</container:p>' );
  854. viewRoot.appendChildren( viewP );
  855. selection.setTo( newSelection );
  856. renderer.markToSync( 'children', viewRoot );
  857. renderer.render();
  858. const domP = domRoot.childNodes[ 0 ];
  859. expect( domP.innerHTML.indexOf( INLINE_FILLER ) ).to.equal( -1 );
  860. } );
  861. it( 'should throw if there is no filler in expected position', () => {
  862. const { view: viewP, selection: newSelection } = parse(
  863. '<container:p>foo<attribute:b>[]</attribute:b>bar</container:p>' );
  864. viewRoot.appendChildren( viewP );
  865. selection.setTo( newSelection );
  866. renderer.markToSync( 'children', viewRoot );
  867. renderer.render();
  868. const domB = domRoot.childNodes[ 0 ].childNodes[ 1 ];
  869. const viewB = viewP.getChild( 1 );
  870. expect( domB.childNodes[ 0 ].data ).to.equal( INLINE_FILLER );
  871. // Remove filler.
  872. domB.childNodes[ 0 ].data = '';
  873. selection.removeAllRanges();
  874. renderer.markToSync( 'children', viewB );
  875. expect( () => {
  876. renderer.render();
  877. } ).to.throw( CKEditorError, /^view-renderer-filler-was-lost/ );
  878. } );
  879. it( 'should handle focusing element', () => {
  880. const domFocusSpy = testUtils.sinon.spy( domRoot, 'focus' );
  881. const editable = selection.editableElement;
  882. renderer.render();
  883. expect( editable ).to.equal( viewRoot );
  884. expect( domFocusSpy.calledOnce ).to.be.true;
  885. } );
  886. it( 'should not focus editable if isFocues is set to false', () => {
  887. const domFocusSpy = testUtils.sinon.spy( domRoot, 'focus' );
  888. renderer.isFocused = false;
  889. renderer.render();
  890. expect( domFocusSpy.calledOnce ).to.be.false;
  891. } );
  892. it( 'should not focus already focused DOM element', () => {
  893. domRoot.setAttribute( 'contentEditable', true );
  894. domRoot.focus();
  895. const domFocusSpy = testUtils.sinon.spy( domRoot, 'focus' );
  896. renderer.render();
  897. expect( domFocusSpy.called ).to.be.false;
  898. } );
  899. describe( 'fake selection', () => {
  900. beforeEach( () => {
  901. const { view: viewP, selection: newSelection } = parse(
  902. '<container:p>[foo bar]</container:p>'
  903. );
  904. viewRoot.appendChildren( viewP );
  905. selection.setTo( newSelection );
  906. renderer.markToSync( 'children', viewRoot );
  907. renderer.render();
  908. } );
  909. it( 'should render fake selection', () => {
  910. const label = 'fake selection label';
  911. selection.setFake( true, { label } );
  912. renderer.render();
  913. expect( domRoot.childNodes.length ).to.equal( 2 );
  914. const container = domRoot.childNodes[ 1 ];
  915. expect( domConverter.getCorrespondingViewElement( container ) ).to.be.undefined;
  916. expect( container.childNodes.length ).to.equal( 1 );
  917. const textNode = container.childNodes[ 0 ];
  918. expect( textNode.textContent ).to.equal( label );
  919. const domSelection = domRoot.ownerDocument.getSelection();
  920. expect( domSelection.anchorNode ).to.equal( textNode );
  921. expect( domSelection.anchorOffset ).to.equal( 0 );
  922. expect( domSelection.focusNode ).to.equal( textNode );
  923. expect( domSelection.focusOffset ).to.equal( label.length );
  924. } );
  925. it( 'should render &nbsp; if no selection label is provided', () => {
  926. selection.setFake( true );
  927. renderer.render();
  928. expect( domRoot.childNodes.length ).to.equal( 2 );
  929. const container = domRoot.childNodes[ 1 ];
  930. expect( container.childNodes.length ).to.equal( 1 );
  931. const textNode = container.childNodes[ 0 ];
  932. expect( textNode.textContent ).to.equal( '\u00A0' );
  933. const domSelection = domRoot.ownerDocument.getSelection();
  934. expect( domSelection.anchorNode ).to.equal( textNode );
  935. expect( domSelection.anchorOffset ).to.equal( 0 );
  936. expect( domSelection.focusNode ).to.equal( textNode );
  937. expect( domSelection.focusOffset ).to.equal( 1 );
  938. } );
  939. it( 'should remove fake selection container when selection is no longer fake', () => {
  940. selection.setFake( true );
  941. renderer.render();
  942. selection.setFake( false );
  943. renderer.render();
  944. expect( domRoot.childNodes.length ).to.equal( 1 );
  945. const domParagraph = domRoot.childNodes[ 0 ];
  946. expect( domParagraph.childNodes.length ).to.equal( 1 );
  947. const textNode = domParagraph.childNodes[ 0 ];
  948. expect( domParagraph.tagName.toLowerCase() ).to.equal( 'p' );
  949. const domSelection = domRoot.ownerDocument.getSelection();
  950. expect( domSelection.anchorNode ).to.equal( textNode );
  951. expect( domSelection.anchorOffset ).to.equal( 0 );
  952. expect( domSelection.focusNode ).to.equal( textNode );
  953. expect( domSelection.focusOffset ).to.equal( 7 );
  954. } );
  955. it( 'should reuse fake selection container #1', () => {
  956. const label = 'fake selection label';
  957. selection.setFake( true, { label } );
  958. renderer.render();
  959. expect( domRoot.childNodes.length ).to.equal( 2 );
  960. const container = domRoot.childNodes[ 1 ];
  961. selection.setFake( true, { label } );
  962. renderer.render();
  963. expect( domRoot.childNodes.length ).to.equal( 2 );
  964. const newContainer = domRoot.childNodes[ 1 ];
  965. expect( newContainer ).equals( container );
  966. expect( newContainer.childNodes.length ).to.equal( 1 );
  967. const textNode = newContainer.childNodes[ 0 ];
  968. expect( textNode.textContent ).to.equal( label );
  969. } );
  970. it( 'should reuse fake selection container #2', () => {
  971. selection.setFake( true, { label: 'label 1' } );
  972. renderer.render();
  973. expect( domRoot.childNodes.length ).to.equal( 2 );
  974. const container = domRoot.childNodes[ 1 ];
  975. selection.setFake( false );
  976. renderer.render();
  977. expect( domRoot.childNodes.length ).to.equal( 1 );
  978. selection.setFake( true, { label: 'label 2' } );
  979. renderer.render();
  980. expect( domRoot.childNodes.length ).to.equal( 2 );
  981. const newContainer = domRoot.childNodes[ 1 ];
  982. expect( newContainer ).equals( container );
  983. expect( newContainer.childNodes.length ).to.equal( 1 );
  984. const textNode = newContainer.childNodes[ 0 ];
  985. expect( textNode.textContent ).to.equal( 'label 2' );
  986. } );
  987. it( 'should reuse fake selection container #3', () => {
  988. selection.setFake( true, { label: 'label 1' } );
  989. renderer.render();
  990. expect( domRoot.childNodes.length ).to.equal( 2 );
  991. const container = domRoot.childNodes[ 1 ];
  992. selection.setFake( true, { label: 'label 2' } );
  993. renderer.render();
  994. expect( domRoot.childNodes.length ).to.equal( 2 );
  995. const newContainer = domRoot.childNodes[ 1 ];
  996. expect( newContainer ).equals( container );
  997. expect( newContainer.childNodes.length ).to.equal( 1 );
  998. const textNode = newContainer.childNodes[ 0 ];
  999. expect( textNode.textContent ).to.equal( 'label 2' );
  1000. } );
  1001. it( 'should style fake selection container properly', () => {
  1002. selection.setFake( true, { label: 'fake selection' } );
  1003. renderer.render();
  1004. expect( domRoot.childNodes.length ).to.equal( 2 );
  1005. const container = domRoot.childNodes[ 1 ];
  1006. expect( container.style.position ).to.equal( 'fixed' );
  1007. expect( container.style.top ).to.equal( '0px' );
  1008. expect( container.style.left ).to.equal( '-9999px' );
  1009. } );
  1010. it( 'should bind fake selection container to view selection', () => {
  1011. selection.setFake( true, { label: 'fake selection' } );
  1012. renderer.render();
  1013. expect( domRoot.childNodes.length ).to.equal( 2 );
  1014. const container = domRoot.childNodes[ 1 ];
  1015. const bindSelection = renderer.domConverter.fakeSelectionToView( container );
  1016. expect( bindSelection ).to.be.defined;
  1017. expect( bindSelection.isEqual( selection ) ).to.be.true;
  1018. } );
  1019. } );
  1020. // #887
  1021. describe( 'similar selection', () => {
  1022. // Use spies to check selection updates. Some selection positions are not achievable in some
  1023. // browsers (e.g. <p>Foo<b>{}Bar</b></p> in Chrome) so asserting dom selection after rendering would fail.
  1024. let selectionCollapseSpy, selectionExtendSpy, logWarnStub;
  1025. before( () => {
  1026. logWarnStub = sinon.stub( log, 'warn' );
  1027. } );
  1028. afterEach( () => {
  1029. if ( selectionCollapseSpy ) {
  1030. selectionCollapseSpy.restore();
  1031. selectionCollapseSpy = null;
  1032. }
  1033. if ( selectionExtendSpy ) {
  1034. selectionExtendSpy.restore();
  1035. selectionExtendSpy = null;
  1036. }
  1037. logWarnStub.reset();
  1038. } );
  1039. after( () => {
  1040. logWarnStub.restore();
  1041. } );
  1042. it( 'should always render collapsed selection even if it is similar', () => {
  1043. const domSelection = document.getSelection();
  1044. const { view: viewP, selection: newSelection } = parse(
  1045. '<container:p>foo{}<attribute:b>bar</attribute:b></container:p>' );
  1046. viewRoot.appendChildren( viewP );
  1047. selection.setTo( newSelection );
  1048. renderer.markToSync( 'children', viewRoot );
  1049. renderer.render();
  1050. const domP = domRoot.childNodes[ 0 ];
  1051. const domB = domP.childNodes[ 1 ];
  1052. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1053. expect( domSelection.isCollapsed ).to.true;
  1054. expect( domSelection.rangeCount ).to.equal( 1 );
  1055. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  1056. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 3 );
  1057. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domP.childNodes[ 0 ] );
  1058. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1059. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1060. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1061. // <container:p>foo<attribute:b>{}bar</attribute:b></container:p>
  1062. selection.setRanges( [ new ViewRange( new ViewPosition( viewB.getChild( 0 ), 0 ), new ViewPosition( viewB.getChild( 0 ), 0 ) ) ] );
  1063. renderer.markToSync( 'children', viewP );
  1064. renderer.render();
  1065. expect( selectionCollapseSpy.calledOnce ).to.true;
  1066. expect( selectionCollapseSpy.calledWith( domB.childNodes[ 0 ], 0 ) ).to.true;
  1067. expect( selectionExtendSpy.calledOnce ).to.true;
  1068. expect( selectionExtendSpy.calledWith( domB.childNodes[ 0 ], 0 ) ).to.true;
  1069. expect( logWarnStub.notCalled ).to.true;
  1070. } );
  1071. it( 'should always render collapsed selection even if it is similar (with empty element)', () => {
  1072. const domSelection = document.getSelection();
  1073. const { view: viewP, selection: newSelection } = parse(
  1074. '<container:p>foo<attribute:b>[]</attribute:b></container:p>' );
  1075. viewRoot.appendChildren( viewP );
  1076. selection.setTo( newSelection );
  1077. renderer.markToSync( 'children', viewRoot );
  1078. renderer.render();
  1079. const domP = domRoot.childNodes[ 0 ];
  1080. const domB = domP.childNodes[ 1 ];
  1081. expect( domSelection.isCollapsed ).to.true;
  1082. expect( domSelection.rangeCount ).to.equal( 1 );
  1083. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  1084. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( INLINE_FILLER_LENGTH );
  1085. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ] );
  1086. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( INLINE_FILLER_LENGTH );
  1087. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1088. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1089. // <container:p>foo{}<attribute:b></attribute:b></container:p>
  1090. selection.setRanges( [ new ViewRange( new ViewPosition( viewP.getChild( 0 ), 3 ), new ViewPosition( viewP.getChild( 0 ), 3 ) ) ] );
  1091. renderer.markToSync( 'children', viewP );
  1092. renderer.render();
  1093. expect( selectionCollapseSpy.calledOnce ).to.true;
  1094. expect( selectionCollapseSpy.calledWith( domP.childNodes[ 0 ], 3 ) ).to.true;
  1095. expect( selectionExtendSpy.calledOnce ).to.true;
  1096. expect( selectionExtendSpy.calledWith( domP.childNodes[ 0 ], 3 ) ).to.true;
  1097. expect( logWarnStub.notCalled ).to.true;
  1098. } );
  1099. it( 'should always render non-collapsed selection if it not is similar', () => {
  1100. const domSelection = document.getSelection();
  1101. const { view: viewP, selection: newSelection } = parse(
  1102. '<container:p>fo{o}<attribute:b>bar</attribute:b></container:p>' );
  1103. viewRoot.appendChildren( viewP );
  1104. selection.setTo( newSelection );
  1105. renderer.markToSync( 'children', viewRoot );
  1106. renderer.render();
  1107. const domP = domRoot.childNodes[ 0 ];
  1108. const domB = domP.childNodes[ 1 ];
  1109. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1110. expect( domSelection.isCollapsed ).to.false;
  1111. expect( domSelection.rangeCount ).to.equal( 1 );
  1112. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  1113. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 2 );
  1114. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domP.childNodes[ 0 ] );
  1115. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1116. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1117. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1118. // <container:p>fo{o<attribute:b>b}ar</attribute:b></container:p>
  1119. selection.setRanges( [ new ViewRange( new ViewPosition( viewP.getChild( 0 ), 2 ), new ViewPosition( viewB.getChild( 0 ), 1 ) ) ] );
  1120. renderer.markToSync( 'children', viewP );
  1121. renderer.render();
  1122. expect( selectionCollapseSpy.calledOnce ).to.true;
  1123. expect( selectionCollapseSpy.calledWith( domP.childNodes[ 0 ], 2 ) ).to.true;
  1124. expect( selectionExtendSpy.calledOnce ).to.true;
  1125. expect( selectionExtendSpy.calledWith( domB.childNodes[ 0 ], 1 ) ).to.true;
  1126. expect( logWarnStub.notCalled ).to.true;
  1127. } );
  1128. it( 'should not render non-collapsed selection it is similar (element start)', () => {
  1129. const domSelection = document.getSelection();
  1130. const { view: viewP, selection: newSelection } = parse(
  1131. '<container:p>foo<attribute:b>{ba}r</attribute:b></container:p>' );
  1132. viewRoot.appendChildren( viewP );
  1133. selection.setTo( newSelection );
  1134. renderer.markToSync( 'children', viewRoot );
  1135. renderer.render();
  1136. const domP = domRoot.childNodes[ 0 ];
  1137. const domB = domP.childNodes[ 1 ];
  1138. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1139. expect( domSelection.isCollapsed ).to.false;
  1140. expect( domSelection.rangeCount ).to.equal( 1 );
  1141. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  1142. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  1143. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ] );
  1144. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 2 );
  1145. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1146. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1147. // <container:p>foo{<attribute:b>ba}r</attribute:b></container:p>
  1148. selection.setRanges( [ new ViewRange( new ViewPosition( viewP.getChild( 0 ), 3 ), new ViewPosition( viewB.getChild( 0 ), 2 ) ) ] );
  1149. renderer.markToSync( 'children', viewP );
  1150. renderer.render();
  1151. expect( selectionCollapseSpy.notCalled ).to.true;
  1152. expect( selectionExtendSpy.notCalled ).to.true;
  1153. expect( logWarnStub.called ).to.true;
  1154. } );
  1155. it( 'should not render non-collapsed selection it is similar (element end)', () => {
  1156. const domSelection = document.getSelection();
  1157. const { view: viewP, selection: newSelection } = parse(
  1158. '<container:p>foo<attribute:b>b{ar}</attribute:b>baz</container:p>' );
  1159. viewRoot.appendChildren( viewP );
  1160. selection.setTo( newSelection );
  1161. renderer.markToSync( 'children', viewRoot );
  1162. renderer.render();
  1163. const domP = domRoot.childNodes[ 0 ];
  1164. const domB = domP.childNodes[ 1 ];
  1165. const viewB = viewRoot.getChild( 0 ).getChild( 1 );
  1166. expect( domSelection.isCollapsed ).to.false;
  1167. expect( domSelection.rangeCount ).to.equal( 1 );
  1168. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ] );
  1169. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  1170. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ] );
  1171. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1172. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1173. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1174. // <container:p>foo<attribute:b>b{ar</attribute:b>}baz</container:p>
  1175. selection.setRanges( [ new ViewRange( new ViewPosition( viewB.getChild( 0 ), 1 ), new ViewPosition( viewP.getChild( 2 ), 0 ) ) ] );
  1176. renderer.markToSync( 'children', viewP );
  1177. renderer.render();
  1178. expect( selectionCollapseSpy.notCalled ).to.true;
  1179. expect( selectionExtendSpy.notCalled ).to.true;
  1180. expect( logWarnStub.called ).to.true;
  1181. } );
  1182. it( 'should not render non-collapsed selection it is similar (element start - nested)', () => {
  1183. const domSelection = document.getSelection();
  1184. const { view: viewP, selection: newSelection } = parse(
  1185. '<container:p>foo<attribute:b><attribute:i>{ba}r</attribute:i></attribute:b></container:p>' );
  1186. viewRoot.appendChildren( viewP );
  1187. selection.setTo( newSelection );
  1188. renderer.markToSync( 'children', viewRoot );
  1189. renderer.render();
  1190. const domP = domRoot.childNodes[ 0 ];
  1191. const domB = domP.childNodes[ 1 ];
  1192. const viewI = viewRoot.getChild( 0 ).getChild( 1 ).getChild( 0 );
  1193. expect( domSelection.isCollapsed ).to.false;
  1194. expect( domSelection.rangeCount ).to.equal( 1 );
  1195. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domB.childNodes[ 0 ].childNodes[ 0 ] );
  1196. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 0 );
  1197. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ].childNodes[ 0 ] );
  1198. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 2 );
  1199. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1200. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1201. // <container:p>foo{<attribute:b><attribute:i>ba}r</attribute:i></attribute:b></container:p>
  1202. selection.setRanges( [ new ViewRange( new ViewPosition( viewP.getChild( 0 ), 3 ), new ViewPosition( viewI.getChild( 0 ), 2 ) ) ] );
  1203. renderer.markToSync( 'children', viewP );
  1204. renderer.render();
  1205. expect( selectionCollapseSpy.notCalled ).to.true;
  1206. expect( selectionExtendSpy.notCalled ).to.true;
  1207. expect( logWarnStub.called ).to.true;
  1208. } );
  1209. it( 'should not render non-collapsed selection it is similar (element end - nested)', () => {
  1210. const domSelection = document.getSelection();
  1211. const { view: viewP, selection: newSelection } = parse(
  1212. '<container:p>f{oo<attribute:b><attribute:i>bar}</attribute:i></attribute:b>baz</container:p>' );
  1213. viewRoot.appendChildren( viewP );
  1214. selection.setTo( newSelection );
  1215. renderer.markToSync( 'children', viewRoot );
  1216. renderer.render();
  1217. const domP = domRoot.childNodes[ 0 ];
  1218. const domB = domP.childNodes[ 1 ];
  1219. expect( domSelection.isCollapsed ).to.false;
  1220. expect( domSelection.rangeCount ).to.equal( 1 );
  1221. expect( domSelection.getRangeAt( 0 ).startContainer ).to.equal( domP.childNodes[ 0 ] );
  1222. expect( domSelection.getRangeAt( 0 ).startOffset ).to.equal( 1 );
  1223. expect( domSelection.getRangeAt( 0 ).endContainer ).to.equal( domB.childNodes[ 0 ].childNodes[ 0 ] );
  1224. expect( domSelection.getRangeAt( 0 ).endOffset ).to.equal( 3 );
  1225. selectionCollapseSpy = sinon.spy( window.Selection.prototype, 'collapse' );
  1226. selectionExtendSpy = sinon.spy( window.Selection.prototype, 'extend' );
  1227. // <container:p>f{oo<attribute:b><attribute:i>bar</attribute:i></attribute:b>}baz</container:p>
  1228. selection.setRanges( [ new ViewRange( new ViewPosition( viewP.getChild( 0 ), 1 ), new ViewPosition( viewP.getChild( 2 ), 0 ) ) ] );
  1229. renderer.markToSync( 'children', viewP );
  1230. renderer.render();
  1231. expect( selectionCollapseSpy.notCalled ).to.true;
  1232. expect( selectionExtendSpy.notCalled ).to.true;
  1233. expect( logWarnStub.called ).to.true;
  1234. } );
  1235. } );
  1236. } );
  1237. } );
  1238. function renderAndExpectNoChanges( renderer, domRoot ) {
  1239. const config = {
  1240. childList: true,
  1241. characterData: true,
  1242. characterDataOldValue: true,
  1243. subtree: true
  1244. };
  1245. const mutationObserver = new window.MutationObserver( () => {
  1246. throw 'There should be not mutations';
  1247. } );
  1248. mutationObserver.observe( domRoot, config );
  1249. renderer.render();
  1250. const records = mutationObserver.takeRecords();
  1251. mutationObserver.disconnect();
  1252. expect( records.length ).to.equal( 0 );
  1253. }