domconverter.js 27 KB

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  1. /**
  2. * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* bender-tags: treeview */
  6. 'use strict';
  7. import ViewText from '/ckeditor5/engine/treeview/text.js';
  8. import ViewElement from '/ckeditor5/engine/treeview/element.js';
  9. import DomConverter from '/ckeditor5/engine/treeview/domconverter.js';
  10. import ViewDocumentFragment from '/ckeditor5/engine/treeview/documentfragment.js';
  11. import { INLINE_FILLER, INLINE_FILLER_LENGTH, BR_FILLER, NBSP_FILLER, isBlockFiller } from '/ckeditor5/engine/treeview/filler.js';
  12. import { parse } from '/tests/engine/_utils/view.js';
  13. import count from '/ckeditor5/utils/count.js';
  14. import createElement from '/ckeditor5/utils/dom/createelement.js';
  15. describe( 'DomConverter', () => {
  16. let converter;
  17. before( () => {
  18. converter = new DomConverter();
  19. } );
  20. describe( 'constructor', () => {
  21. it( 'should create converter with BR block filler by default', () => {
  22. converter = new DomConverter();
  23. expect( converter.blockFiller ).to.equal( BR_FILLER );
  24. } );
  25. it( 'should create converter with defined block filler', () => {
  26. converter = new DomConverter( { blockFiller: NBSP_FILLER } );
  27. expect( converter.blockFiller ).to.equal( NBSP_FILLER );
  28. } );
  29. } );
  30. describe( 'bindElements', () => {
  31. it( 'should bind elements', () => {
  32. const domElement = document.createElement( 'p' );
  33. const viewElement = new ViewElement( 'p' );
  34. converter.bindElements( domElement, viewElement );
  35. expect( converter.getCorrespondingView( domElement ) ).to.equal( viewElement );
  36. expect( converter.getCorrespondingDom( viewElement ) ).to.equal( domElement );
  37. } );
  38. } );
  39. describe( 'bindDocumentFragments', () => {
  40. it( 'should bind document fragments', () => {
  41. const domFragment = document.createDocumentFragment();
  42. const viewFragment = new ViewDocumentFragment();
  43. converter.bindDocumentFragments( domFragment, viewFragment );
  44. expect( converter.getCorrespondingView( domFragment ) ).to.equal( viewFragment );
  45. expect( converter.getCorrespondingDom( viewFragment ) ).to.equal( domFragment );
  46. } );
  47. } );
  48. describe( 'viewToDom', () => {
  49. it( 'should create tree of DOM elements from view elements', () => {
  50. const viewImg = new ViewElement( 'img' );
  51. const viewText = new ViewText( 'foo' );
  52. const viewP = new ViewElement( 'p' );
  53. viewP.setAttribute( 'class', 'foo' );
  54. viewP.appendChildren( viewImg );
  55. viewP.appendChildren( viewText );
  56. const domImg = document.createElement( 'img' );
  57. converter.bindElements( domImg, viewImg );
  58. const domP = converter.viewToDom( viewP, document );
  59. expect( domP ).to.be.an.instanceof( HTMLElement );
  60. expect( domP.tagName ).to.equal( 'P' );
  61. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  62. expect( domP.attributes.length ).to.equal( 1 );
  63. expect( domP.childNodes.length ).to.equal( 2 );
  64. expect( domP.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  65. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  66. expect( converter.getCorrespondingView( domP ) ).not.to.equal( viewP );
  67. expect( converter.getCorrespondingView( domP.childNodes[ 0 ] ) ).to.equal( viewImg );
  68. } );
  69. it( 'should create tree of DOM elements from view elements and bind elements', () => {
  70. const viewImg = new ViewElement( 'img' );
  71. const viewText = new ViewText( 'foo' );
  72. const viewP = new ViewElement( 'p' );
  73. viewP.setAttribute( 'class', 'foo' );
  74. viewP.appendChildren( viewImg );
  75. viewP.appendChildren( viewText );
  76. const domP = converter.viewToDom( viewP, document, { bind: true } );
  77. expect( domP ).to.be.an.instanceof( HTMLElement );
  78. expect( domP.tagName ).to.equal( 'P' );
  79. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  80. expect( domP.attributes.length ).to.equal( 1 );
  81. expect( domP.childNodes.length ).to.equal( 2 );
  82. expect( domP.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  83. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  84. expect( converter.getCorrespondingView( domP ) ).to.equal( viewP );
  85. expect( converter.getCorrespondingView( domP.childNodes[ 0 ] ) ).to.equal( viewP.getChild( 0 ) );
  86. } );
  87. it( 'should create tree of DOM elements from view element without children', () => {
  88. const viewImg = new ViewElement( 'img' );
  89. const viewText = new ViewText( 'foo' );
  90. const viewP = new ViewElement( 'p' );
  91. viewP.setAttribute( 'class', 'foo' );
  92. viewP.appendChildren( viewImg );
  93. viewP.appendChildren( viewText );
  94. const domImg = document.createElement( 'img' );
  95. converter.bindElements( domImg, viewImg );
  96. const domP = converter.viewToDom( viewP, document, { withChildren: false } );
  97. expect( domP ).to.be.an.instanceof( HTMLElement );
  98. expect( domP.tagName ).to.equal( 'P' );
  99. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  100. expect( domP.attributes.length ).to.equal( 1 );
  101. expect( domP.childNodes.length ).to.equal( 0 );
  102. expect( converter.getCorrespondingView( domP ) ).not.to.equal( viewP );
  103. } );
  104. it( 'should create DOM document fragment from view document fragment and bind elements', () => {
  105. const viewImg = new ViewElement( 'img' );
  106. const viewText = new ViewText( 'foo' );
  107. const viewFragment = new ViewDocumentFragment();
  108. viewFragment.appendChildren( viewImg );
  109. viewFragment.appendChildren( viewText );
  110. const domFragment = converter.viewToDom( viewFragment, document, { bind: true } );
  111. expect( domFragment ).to.be.an.instanceof( DocumentFragment );
  112. expect( domFragment.childNodes.length ).to.equal( 2 );
  113. expect( domFragment.childNodes[ 0 ].tagName ).to.equal( 'IMG' );
  114. expect( domFragment.childNodes[ 1 ].data ).to.equal( 'foo' );
  115. expect( converter.getCorrespondingView( domFragment ) ).to.equal( viewFragment );
  116. expect( converter.getCorrespondingView( domFragment.childNodes[ 0 ] ) ).to.equal( viewFragment.getChild( 0 ) );
  117. } );
  118. it( 'should create DOM document fragment from view document without children', () => {
  119. const viewImg = new ViewElement( 'img' );
  120. const viewText = new ViewText( 'foo' );
  121. const viewFragment = new ViewDocumentFragment();
  122. viewFragment.appendChildren( viewImg );
  123. viewFragment.appendChildren( viewText );
  124. const domImg = document.createElement( 'img' );
  125. converter.bindElements( domImg, viewImg );
  126. const domFragment = converter.viewToDom( viewFragment, document, { withChildren: false } );
  127. expect( domFragment ).to.be.an.instanceof( DocumentFragment );
  128. expect( domFragment.childNodes.length ).to.equal( 0 );
  129. expect( converter.getCorrespondingView( domFragment ) ).not.to.equal( viewFragment );
  130. } );
  131. it( 'should return already bind document fragment', () => {
  132. const domFragment = document.createDocumentFragment();
  133. const viewFragment = new ViewDocumentFragment();
  134. converter.bindDocumentFragments( domFragment, viewFragment );
  135. const domFragment2 = converter.viewToDom( viewFragment );
  136. expect( domFragment2 ).to.equal( domFragment );
  137. } );
  138. } );
  139. describe( 'viewChildrenToDom', () => {
  140. it( 'should convert children', () => {
  141. const viewP = parse( '<container:p>foo<attribute:b>bar</attribute:b></container:p>' );
  142. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document ) );
  143. expect( domChildren.length ).to.equal( 2 );
  144. expect( domChildren[ 0 ].data ).to.equal( 'foo' );
  145. expect( domChildren[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  146. expect( domChildren[ 1 ].childNodes.length ).to.equal( 1 );
  147. } );
  148. it( 'should add bogus', () => {
  149. const viewP = parse( '<container:p></container:p>' );
  150. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document ) );
  151. expect( domChildren.length ).to.equal( 1 );
  152. expect( isBlockFiller( domChildren[ 0 ], converter.blockFiller ) ).to.be.true;
  153. } );
  154. it( 'should add bogus according to fillerPositionOffset', () => {
  155. const viewP = parse( '<container:p>foo</container:p>' );
  156. viewP.getBlockFillerOffset = () => 0;
  157. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document ) );
  158. expect( domChildren.length ).to.equal( 2 );
  159. expect( isBlockFiller( domChildren[ 0 ], converter.blockFiller ) ).to.be.true;
  160. expect( domChildren[ 1 ].data ).to.equal( 'foo' );
  161. } );
  162. it( 'should pass options', () => {
  163. const viewP = parse( '<container:p>foo<attribute:b>bar</attribute:b></container:p>' );
  164. const domChildren = Array.from( converter.viewChildrenToDom( viewP, document, { withChildren: false } ) );
  165. expect( domChildren.length ).to.equal( 2 );
  166. expect( domChildren[ 0 ].data ).to.equal( 'foo' );
  167. expect( domChildren[ 1 ].tagName.toLowerCase() ).to.equal( 'b' );
  168. expect( domChildren[ 1 ].childNodes.length ).to.equal( 0 );
  169. } );
  170. } );
  171. describe( 'viewPositionToDom', () => {
  172. it( 'should convert the position in the text', () => {
  173. const domFoo = document.createTextNode( 'foo' );
  174. const domP = createElement( document, 'p', null, domFoo );
  175. const { view: viewP, selection } = parse( '<container:p>fo{}o</container:p>' );
  176. converter.bindElements( domP, viewP );
  177. const viewPosition = selection.getFirstPosition();
  178. const domPosition = converter.viewPositionToDom( viewPosition );
  179. expect( domPosition.offset ).to.equal( 2 );
  180. expect( domPosition.parent ).to.equal( domFoo );
  181. } );
  182. it( 'should convert the position in the empty element', () => {
  183. const domP = createElement( document, 'p' );
  184. const { view: viewP, selection } = parse( '<container:p>[]</container:p>' );
  185. converter.bindElements( domP, viewP );
  186. const viewPosition = selection.getFirstPosition();
  187. const domPosition = converter.viewPositionToDom( viewPosition );
  188. expect( domPosition.offset ).to.equal( 0 );
  189. expect( domPosition.parent ).to.equal( domP );
  190. } );
  191. it( 'should convert the position in the non-empty element', () => {
  192. const domB = createElement( document, 'b', null, 'foo' );
  193. const domP = createElement( document, 'p', null, domB );
  194. const { view: viewP, selection } = parse( '<container:p><attribute:b>foo</attribute:b>[]</container:p>' );
  195. converter.bindElements( domP, viewP );
  196. converter.bindElements( domB, viewP.getChild( 0 ) );
  197. const viewPosition = selection.getFirstPosition();
  198. const domPosition = converter.viewPositionToDom( viewPosition );
  199. expect( domPosition.offset ).to.equal( 1 );
  200. expect( domPosition.parent ).to.equal( domP );
  201. } );
  202. it( 'should convert the position after text', () => {
  203. const domP = createElement( document, 'p', null, 'foo' );
  204. const { view: viewP, selection } = parse( '<container:p>foo[]</container:p>' );
  205. converter.bindElements( domP, viewP );
  206. const viewPosition = selection.getFirstPosition();
  207. const domPosition = converter.viewPositionToDom( viewPosition );
  208. expect( domPosition.offset ).to.equal( 1 );
  209. expect( domPosition.parent ).to.equal( domP );
  210. } );
  211. it( 'should convert the position before text', () => {
  212. const domP = createElement( document, 'p', null, 'foo' );
  213. const { view: viewP, selection } = parse( '<container:p>[]foo</container:p>' );
  214. converter.bindElements( domP, viewP );
  215. const viewPosition = selection.getFirstPosition();
  216. const domPosition = converter.viewPositionToDom( viewPosition );
  217. expect( domPosition.offset ).to.equal( 0 );
  218. expect( domPosition.parent ).to.equal( domP );
  219. } );
  220. it( 'should update offset if DOM text node starts with inline filler', () => {
  221. const domFoo = document.createTextNode( INLINE_FILLER + 'foo' );
  222. const domP = createElement( document, 'p', null, domFoo );
  223. const { view: viewP, selection } = parse( '<container:p>fo{}o</container:p>' );
  224. converter.bindElements( domP, viewP );
  225. const viewPosition = selection.getFirstPosition();
  226. const domPosition = converter.viewPositionToDom( viewPosition );
  227. expect( domPosition.offset ).to.equal( INLINE_FILLER_LENGTH + 2 );
  228. expect( domPosition.parent ).to.equal( domFoo );
  229. } );
  230. it( 'should move the position to the text node if the position is where inline filler is', () => {
  231. const domFiller = document.createTextNode( INLINE_FILLER );
  232. const domP = createElement( document, 'p', null, domFiller );
  233. const { view: viewP, selection } = parse( '<container:p>[]</container:p>' );
  234. converter.bindElements( domP, viewP );
  235. const viewPosition = selection.getFirstPosition();
  236. const domPosition = converter.viewPositionToDom( viewPosition );
  237. expect( domPosition.offset ).to.equal( INLINE_FILLER_LENGTH );
  238. expect( domPosition.parent ).to.equal( domFiller );
  239. } );
  240. } );
  241. describe( 'viewRangeToDom', () => {
  242. it( 'should convert view range to DOM range', () => {
  243. const domFoo = document.createTextNode( 'foo' );
  244. const domP = createElement( document, 'p', null, domFoo );
  245. const { view: viewP, selection } = parse( '<container:p>fo{o]</container:p>' );
  246. converter.bindElements( domP, viewP );
  247. const viewRange = selection.getFirstRange();
  248. const domRange = converter.viewRangeToDom( viewRange );
  249. expect( domRange ).to.be.instanceof( Range );
  250. expect( domRange.startContainer ).to.equal( domFoo );
  251. expect( domRange.startOffset ).to.equal( 2 );
  252. expect( domRange.endContainer ).to.equal( domP );
  253. expect( domRange.endOffset ).to.equal( 1 );
  254. } );
  255. } );
  256. describe( 'domToView', () => {
  257. it( 'should create tree of view elements from DOM elements', () => {
  258. const domImg = document.createElement( 'img' );
  259. const domText = document.createTextNode( 'foo' );
  260. const domP = document.createElement( 'p' );
  261. domP.setAttribute( 'class', 'foo' );
  262. domP.appendChild( domImg );
  263. domP.appendChild( domText );
  264. const viewImg = new ViewElement( 'img' );
  265. converter.bindElements( domImg, viewImg );
  266. const viewP = converter.domToView( domP );
  267. expect( viewP ).to.be.an.instanceof( ViewElement );
  268. expect( viewP.name ).to.equal( 'p' );
  269. expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
  270. expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
  271. expect( viewP.getChildCount() ).to.equal( 2 );
  272. expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
  273. expect( viewP.getChild( 1 ).data ).to.equal( 'foo' );
  274. expect( converter.getCorrespondingDom( viewP ) ).to.not.equal( domP );
  275. expect( converter.getCorrespondingDom( viewP.getChild( 0 ) ) ).to.equal( domImg );
  276. } );
  277. it( 'should create tree of view elements from DOM elements and bind elements', () => {
  278. const domImg = document.createElement( 'img' );
  279. const domText = document.createTextNode( 'foo' );
  280. const domP = document.createElement( 'p' );
  281. domP.setAttribute( 'class', 'foo' );
  282. domP.appendChild( domImg );
  283. domP.appendChild( domText );
  284. const viewP = converter.domToView( domP, { bind: true } );
  285. expect( viewP ).to.be.an.instanceof( ViewElement );
  286. expect( viewP.name ).to.equal( 'p' );
  287. expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
  288. expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
  289. expect( viewP.getChildCount() ).to.equal( 2 );
  290. expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
  291. expect( viewP.getChild( 1 ).data ).to.equal( 'foo' );
  292. expect( converter.getCorrespondingDom( viewP ) ).to.equal( domP );
  293. expect( converter.getCorrespondingDom( viewP.getChild( 0 ) ) ).to.equal( domP.childNodes[ 0 ] );
  294. } );
  295. it( 'should create tree of view elements from DOM element without children', () => {
  296. const domImg = document.createElement( 'img' );
  297. const domText = document.createTextNode( 'foo' );
  298. const domP = document.createElement( 'p' );
  299. domP.setAttribute( 'class', 'foo' );
  300. domP.appendChild( domImg );
  301. domP.appendChild( domText );
  302. const viewImg = new ViewElement( 'img' );
  303. converter.bindElements( domImg, viewImg );
  304. const viewP = converter.domToView( domP, { withChildren: false } );
  305. expect( viewP ).to.be.an.instanceof( ViewElement );
  306. expect( viewP.name ).to.equal( 'p' );
  307. expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
  308. expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
  309. expect( viewP.getChildCount() ).to.equal( 0 );
  310. expect( converter.getCorrespondingDom( viewP ) ).to.not.equal( domP );
  311. } );
  312. it( 'should create view document fragment from DOM document fragment', () => {
  313. const domImg = document.createElement( 'img' );
  314. const domText = document.createTextNode( 'foo' );
  315. const domFragment = document.createDocumentFragment();
  316. domFragment.appendChild( domImg );
  317. domFragment.appendChild( domText );
  318. const viewFragment = converter.domToView( domFragment, { bind: true } );
  319. expect( viewFragment ).to.be.an.instanceof( ViewDocumentFragment );
  320. expect( viewFragment.getChildCount() ).to.equal( 2 );
  321. expect( viewFragment.getChild( 0 ).name ).to.equal( 'img' );
  322. expect( viewFragment.getChild( 1 ).data ).to.equal( 'foo' );
  323. expect( converter.getCorrespondingDom( viewFragment ) ).to.equal( domFragment );
  324. expect( converter.getCorrespondingDom( viewFragment.getChild( 0 ) ) ).to.equal( domFragment.childNodes[ 0 ] );
  325. } );
  326. it( 'should create view document fragment from DOM document fragment without children', () => {
  327. const domImg = document.createElement( 'img' );
  328. const domText = document.createTextNode( 'foo' );
  329. const domFragment = document.createDocumentFragment();
  330. domFragment.appendChild( domImg );
  331. domFragment.appendChild( domText );
  332. const viewImg = new ViewElement( 'img' );
  333. converter.bindElements( domImg, viewImg );
  334. const viewFragment = converter.domToView( domFragment, { withChildren: false } );
  335. expect( viewFragment ).to.be.an.instanceof( ViewDocumentFragment );
  336. expect( viewFragment.getChildCount() ).to.equal( 0 );
  337. expect( converter.getCorrespondingDom( viewFragment ) ).to.not.equal( domFragment );
  338. } );
  339. it( 'should return already bind document fragment', () => {
  340. const domFragment = document.createDocumentFragment();
  341. const viewFragment = new ViewDocumentFragment();
  342. converter.bindDocumentFragments( domFragment, viewFragment );
  343. const viewFragment2 = converter.domToView( domFragment );
  344. expect( viewFragment2 ).to.equal( viewFragment );
  345. } );
  346. } );
  347. describe( 'getCorrespondingView', () => {
  348. it( 'should return corresponding view element if element is passed', () => {
  349. const domElement = document.createElement( 'p' );
  350. const viewElement = new ViewElement( 'p' );
  351. converter.bindElements( domElement, viewElement );
  352. expect( converter.getCorrespondingView( domElement ) ).to.equal( viewElement );
  353. } );
  354. it( 'should return corresponding view text if text is passed', () => {
  355. const domText = document.createTextNode( 'foo' );
  356. const domP = document.createElement( 'p' );
  357. domP.appendChild( domText );
  358. const viewP = converter.domToView( domP );
  359. const viewText = viewP.getChild( 0 );
  360. converter.bindElements( domP, viewP );
  361. expect( converter.getCorrespondingView( domText ) ).to.equal( viewText );
  362. } );
  363. it( 'should return corresponding view document fragment', () => {
  364. const domFragment = document.createDocumentFragment();
  365. const viewFragment = converter.domToView( domFragment );
  366. converter.bindElements( domFragment, viewFragment );
  367. expect( converter.getCorrespondingView( domFragment ) ).to.equal( viewFragment );
  368. } );
  369. it( 'should return null if falsy value was passed', () => {
  370. expect( converter.getCorrespondingView( null ) ).to.be.null;
  371. expect( converter.getCorrespondingView( undefined ) ).to.be.null;
  372. } );
  373. } );
  374. describe( 'getCorrespondingViewElement', () => {
  375. it( 'should return corresponding view element', () => {
  376. const domElement = document.createElement( 'p' );
  377. const viewElement = new ViewElement( 'p' );
  378. converter.bindElements( domElement, viewElement );
  379. expect( converter.getCorrespondingViewElement( domElement ) ).to.equal( viewElement );
  380. } );
  381. } );
  382. describe( 'getCorrespondingViewDocumentFragment', () => {
  383. it( 'should return corresponding view document fragment', () => {
  384. const domFragment = document.createDocumentFragment();
  385. const viewFragment = converter.domToView( domFragment );
  386. converter.bindElements( domFragment, viewFragment );
  387. expect( converter.getCorrespondingViewDocumentFragment( domFragment ) ).to.equal( viewFragment );
  388. } );
  389. } );
  390. describe( 'getCorrespondingViewText', () => {
  391. it( 'should return corresponding view text based on sibling', () => {
  392. const domImg = document.createElement( 'img' );
  393. const domText = document.createTextNode( 'foo' );
  394. const domP = createElement( document, 'p', null, [ domImg, domText ] );
  395. const viewImg = new ViewElement( 'img' );
  396. converter.bindElements( domImg, viewImg );
  397. const viewP = converter.domToView( domP );
  398. const viewText = viewP.getChild( 1 );
  399. expect( converter.getCorrespondingViewText( domText ) ).to.equal( viewText );
  400. } );
  401. it( 'should return corresponding view text based on parent', () => {
  402. const domText = document.createTextNode( 'foo' );
  403. const domP = createElement( document, 'p', null, domText );
  404. const viewP = converter.domToView( domP );
  405. const viewText = viewP.getChild( 0 );
  406. converter.bindElements( domP, viewP );
  407. expect( converter.getCorrespondingViewText( domText ) ).to.equal( viewText );
  408. } );
  409. it( 'should return null if sibling is not bound', () => {
  410. const domImg = document.createElement( 'img' );
  411. const domText = document.createTextNode( 'foo' );
  412. const domP = createElement( document, 'p', null, [ domImg, domText ] );
  413. const viewP = converter.domToView( domP );
  414. converter.bindElements( domP, viewP );
  415. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  416. } );
  417. it( 'should return null if sibling is not element', () => {
  418. const domTextFoo = document.createTextNode( 'foo' );
  419. const domTextBar = document.createTextNode( 'bar' );
  420. const domP = createElement( document, 'p', null, [ domTextFoo, domTextBar ] );
  421. const viewP = converter.domToView( domP );
  422. converter.bindElements( domP, viewP );
  423. expect( converter.getCorrespondingViewText( domTextBar ) ).to.be.null;
  424. } );
  425. it( 'should return null if parent is not bound', () => {
  426. const domText = document.createTextNode( 'foo' );
  427. createElement( document, 'p', null, domText );
  428. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  429. } );
  430. it( 'should return null for inline filler', () => {
  431. const domFiller = document.createTextNode( INLINE_FILLER );
  432. const domP = createElement( document, 'p', null, domFiller );
  433. const viewP = converter.domToView( domP );
  434. converter.bindElements( domP, viewP );
  435. expect( converter.getCorrespondingViewText( domFiller ) ).to.be.null;
  436. } );
  437. it( 'should return null if there is no text node sibling in view', () => {
  438. const domB = document.createElement( 'b' );
  439. const domI = document.createElement( 'i' );
  440. const domText = document.createTextNode( 'x' );
  441. const domP = createElement( document, 'p', null, [ domB, domText, domI ] );
  442. const viewP = parse( '<p><b></b><i></i></p>' );
  443. const viewB = viewP.getChild( 0 );
  444. const viewI = viewP.getChild( 1 );
  445. converter.bindElements( domP, viewP );
  446. converter.bindElements( domI, viewI );
  447. converter.bindElements( domB, viewB );
  448. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  449. } );
  450. it( 'should return null if there is no child text node in view', () => {
  451. const domText = document.createTextNode( 'x' );
  452. const domP = createElement( document, 'p', null, domText );
  453. const viewP = parse( '<p></p>' );
  454. converter.bindElements( domP, viewP );
  455. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  456. } );
  457. } );
  458. describe( 'getCorrespondingDom', () => {
  459. it( 'should return corresponding DOM element if element was passed', () => {
  460. const domElement = document.createElement( 'p' );
  461. const viewElement = new ViewElement( 'p' );
  462. converter.bindElements( domElement, viewElement );
  463. expect( converter.getCorrespondingDom( viewElement ) ).to.equal( domElement );
  464. } );
  465. it( 'should return corresponding DOM text if text was passed', () => {
  466. const domText = document.createTextNode( 'foo' );
  467. const domP = document.createElement( 'p' );
  468. domP.appendChild( domText );
  469. const viewP = converter.domToView( domP );
  470. const viewText = viewP.getChild( 0 );
  471. converter.bindElements( domP, viewP );
  472. expect( converter.getCorrespondingDom( viewText ) ).to.equal( domText );
  473. } );
  474. it( 'should return corresponding DOM document fragment', () => {
  475. const domFragment = document.createDocumentFragment();
  476. const viewFragment = new ViewDocumentFragment();
  477. converter.bindElements( domFragment, viewFragment );
  478. expect( converter.getCorrespondingDom( viewFragment ) ).to.equal( domFragment );
  479. } );
  480. } );
  481. describe( 'getCorrespondingDomElement', () => {
  482. it( 'should return corresponding DOM element', () => {
  483. const domElement = document.createElement( 'p' );
  484. const viewElement = new ViewElement( 'p' );
  485. converter.bindElements( domElement, viewElement );
  486. expect( converter.getCorrespondingDomElement( viewElement ) ).to.equal( domElement );
  487. } );
  488. } );
  489. describe( 'getCorrespondingDomDocumentFragment', () => {
  490. it( 'should return corresponding DOM document fragment', () => {
  491. const domFragment = document.createDocumentFragment();
  492. const viewFragment = new ViewDocumentFragment();
  493. converter.bindElements( domFragment, viewFragment );
  494. expect( converter.getCorrespondingDomDocumentFragment( viewFragment ) ).to.equal( domFragment );
  495. } );
  496. } );
  497. describe( 'getCorrespondingDomText', () => {
  498. it( 'should return corresponding DOM text based on sibling', () => {
  499. const domImg = document.createElement( 'img' );
  500. const domText = document.createTextNode( 'foo' );
  501. const domP = document.createElement( 'p' );
  502. domP.appendChild( domImg );
  503. domP.appendChild( domText );
  504. const viewImg = new ViewElement( 'img' );
  505. converter.bindElements( domImg, viewImg );
  506. const viewP = converter.domToView( domP );
  507. const viewText = viewP.getChild( 1 );
  508. expect( converter.getCorrespondingDomText( viewText ) ).to.equal( domText );
  509. } );
  510. it( 'should return corresponding DOM text based on parent', () => {
  511. const domText = document.createTextNode( 'foo' );
  512. const domP = document.createElement( 'p' );
  513. domP.appendChild( domText );
  514. const viewP = converter.domToView( domP );
  515. const viewText = viewP.getChild( 0 );
  516. converter.bindElements( domP, viewP );
  517. expect( converter.getCorrespondingDomText( viewText ) ).to.equal( domText );
  518. } );
  519. it( 'should return null if sibling is not bound', () => {
  520. const domImg = document.createElement( 'img' );
  521. const domText = document.createTextNode( 'foo' );
  522. const domP = document.createElement( 'p' );
  523. domP.appendChild( domImg );
  524. domP.appendChild( domText );
  525. const viewP = converter.domToView( domP );
  526. const viewText = viewP.getChild( 1 );
  527. converter.bindElements( domP, viewP );
  528. expect( converter.getCorrespondingDomText( viewText ) ).to.be.null;
  529. } );
  530. it( 'should return null if parent is not bound', () => {
  531. const domText = document.createTextNode( 'foo' );
  532. const domP = document.createElement( 'p' );
  533. domP.appendChild( domText );
  534. const viewP = converter.domToView( domP );
  535. const viewText = viewP.getChild( 0 );
  536. expect( converter.getCorrespondingDomText( viewText ) ).to.be.null;
  537. } );
  538. } );
  539. } );