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 = createElement( document, 'img' );
  259. const domText = document.createTextNode( 'foo' );
  260. const domP = createElement( document, 'p', { 'class': 'foo' }, [ domImg, domText ] );
  261. const viewImg = new ViewElement( 'img' );
  262. converter.bindElements( domImg, viewImg );
  263. const viewP = converter.domToView( domP );
  264. expect( viewP ).to.be.an.instanceof( ViewElement );
  265. expect( viewP.name ).to.equal( 'p' );
  266. expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
  267. expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
  268. expect( viewP.getChildCount() ).to.equal( 2 );
  269. expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
  270. expect( viewP.getChild( 1 ).data ).to.equal( 'foo' );
  271. expect( converter.getCorrespondingDom( viewP ) ).to.not.equal( domP );
  272. expect( converter.getCorrespondingDom( viewP.getChild( 0 ) ) ).to.equal( domImg );
  273. } );
  274. it( 'should create tree of view elements from DOM elements and bind elements', () => {
  275. const domImg = createElement( document, 'img' );
  276. const domText = document.createTextNode( 'foo' );
  277. const domP = createElement( document, 'p', { 'class': 'foo' }, [ domImg, domText ] );
  278. const viewP = converter.domToView( domP, { bind: true } );
  279. expect( viewP ).to.be.an.instanceof( ViewElement );
  280. expect( viewP.name ).to.equal( 'p' );
  281. expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
  282. expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
  283. expect( viewP.getChildCount() ).to.equal( 2 );
  284. expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
  285. expect( viewP.getChild( 1 ).data ).to.equal( 'foo' );
  286. expect( converter.getCorrespondingDom( viewP ) ).to.equal( domP );
  287. expect( converter.getCorrespondingDom( viewP.getChild( 0 ) ) ).to.equal( domP.childNodes[ 0 ] );
  288. } );
  289. it( 'should create tree of view elements from DOM element without children', () => {
  290. const domImg = createElement( document, 'img' );
  291. const domText = document.createTextNode( 'foo' );
  292. const domP = createElement( document, 'p', { 'class': 'foo' }, [ domImg, domText ] );
  293. const viewImg = new ViewElement( 'img' );
  294. converter.bindElements( domImg, viewImg );
  295. const viewP = converter.domToView( domP, { withChildren: false } );
  296. expect( viewP ).to.be.an.instanceof( ViewElement );
  297. expect( viewP.name ).to.equal( 'p' );
  298. expect( viewP.getAttribute( 'class' ) ).to.equal( 'foo' );
  299. expect( count( viewP.getAttributeKeys() ) ).to.equal( 1 );
  300. expect( viewP.getChildCount() ).to.equal( 0 );
  301. expect( converter.getCorrespondingDom( viewP ) ).to.not.equal( domP );
  302. } );
  303. it( 'should create view document fragment from DOM document fragment', () => {
  304. const domImg = createElement( document, 'img' );
  305. const domText = document.createTextNode( 'foo' );
  306. const domFragment = document.createDocumentFragment();
  307. domFragment.appendChild( domImg );
  308. domFragment.appendChild( domText );
  309. const viewFragment = converter.domToView( domFragment, { bind: true } );
  310. expect( viewFragment ).to.be.an.instanceof( ViewDocumentFragment );
  311. expect( viewFragment.getChildCount() ).to.equal( 2 );
  312. expect( viewFragment.getChild( 0 ).name ).to.equal( 'img' );
  313. expect( viewFragment.getChild( 1 ).data ).to.equal( 'foo' );
  314. expect( converter.getCorrespondingDom( viewFragment ) ).to.equal( domFragment );
  315. expect( converter.getCorrespondingDom( viewFragment.getChild( 0 ) ) ).to.equal( domFragment.childNodes[ 0 ] );
  316. } );
  317. it( 'should create view document fragment from DOM document fragment without children', () => {
  318. const domImg = createElement( document, 'img' );
  319. const domText = document.createTextNode( 'foo' );
  320. const domFragment = document.createDocumentFragment();
  321. domFragment.appendChild( domImg );
  322. domFragment.appendChild( domText );
  323. const viewImg = new ViewElement( 'img' );
  324. converter.bindElements( domImg, viewImg );
  325. const viewFragment = converter.domToView( domFragment, { withChildren: false } );
  326. expect( viewFragment ).to.be.an.instanceof( ViewDocumentFragment );
  327. expect( viewFragment.getChildCount() ).to.equal( 0 );
  328. expect( converter.getCorrespondingDom( viewFragment ) ).to.not.equal( domFragment );
  329. } );
  330. it( 'should return already bind document fragment', () => {
  331. const domFragment = document.createDocumentFragment();
  332. const viewFragment = new ViewDocumentFragment();
  333. converter.bindDocumentFragments( domFragment, viewFragment );
  334. const viewFragment2 = converter.domToView( domFragment );
  335. expect( viewFragment2 ).to.equal( viewFragment );
  336. } );
  337. it( 'should return null for block filler', () => {
  338. const domFiller = converter.blockFiller( document );
  339. const viewFiller = converter.domToView( domFiller );
  340. expect( viewFiller ).to.be.null;
  341. } );
  342. } );
  343. describe( 'getCorrespondingView', () => {
  344. it( 'should return corresponding view element if element is passed', () => {
  345. const domElement = document.createElement( 'p' );
  346. const viewElement = new ViewElement( 'p' );
  347. converter.bindElements( domElement, viewElement );
  348. expect( converter.getCorrespondingView( domElement ) ).to.equal( viewElement );
  349. } );
  350. it( 'should return corresponding view text if text is passed', () => {
  351. const domText = document.createTextNode( 'foo' );
  352. const domP = document.createElement( 'p' );
  353. domP.appendChild( domText );
  354. const viewP = converter.domToView( domP );
  355. const viewText = viewP.getChild( 0 );
  356. converter.bindElements( domP, viewP );
  357. expect( converter.getCorrespondingView( domText ) ).to.equal( viewText );
  358. } );
  359. it( 'should return corresponding view document fragment', () => {
  360. const domFragment = document.createDocumentFragment();
  361. const viewFragment = converter.domToView( domFragment );
  362. converter.bindElements( domFragment, viewFragment );
  363. expect( converter.getCorrespondingView( domFragment ) ).to.equal( viewFragment );
  364. } );
  365. it( 'should return null if falsy value was passed', () => {
  366. expect( converter.getCorrespondingView( null ) ).to.be.null;
  367. expect( converter.getCorrespondingView( undefined ) ).to.be.null;
  368. } );
  369. } );
  370. describe( 'getCorrespondingViewElement', () => {
  371. it( 'should return corresponding view element', () => {
  372. const domElement = document.createElement( 'p' );
  373. const viewElement = new ViewElement( 'p' );
  374. converter.bindElements( domElement, viewElement );
  375. expect( converter.getCorrespondingViewElement( domElement ) ).to.equal( viewElement );
  376. } );
  377. } );
  378. describe( 'getCorrespondingViewDocumentFragment', () => {
  379. it( 'should return corresponding view document fragment', () => {
  380. const domFragment = document.createDocumentFragment();
  381. const viewFragment = converter.domToView( domFragment );
  382. converter.bindElements( domFragment, viewFragment );
  383. expect( converter.getCorrespondingViewDocumentFragment( domFragment ) ).to.equal( viewFragment );
  384. } );
  385. } );
  386. describe( 'getCorrespondingViewText', () => {
  387. it( 'should return corresponding view text based on sibling', () => {
  388. const domImg = document.createElement( 'img' );
  389. const domText = document.createTextNode( 'foo' );
  390. const domP = createElement( document, 'p', null, [ domImg, domText ] );
  391. const viewImg = new ViewElement( 'img' );
  392. converter.bindElements( domImg, viewImg );
  393. const viewP = converter.domToView( domP );
  394. const viewText = viewP.getChild( 1 );
  395. expect( converter.getCorrespondingViewText( domText ) ).to.equal( viewText );
  396. } );
  397. it( 'should return corresponding view text based on parent', () => {
  398. const domText = document.createTextNode( 'foo' );
  399. const domP = createElement( document, 'p', null, domText );
  400. const viewP = converter.domToView( domP );
  401. const viewText = viewP.getChild( 0 );
  402. converter.bindElements( domP, viewP );
  403. expect( converter.getCorrespondingViewText( domText ) ).to.equal( viewText );
  404. } );
  405. it( 'should return null if sibling is not bound', () => {
  406. const domImg = document.createElement( 'img' );
  407. const domText = document.createTextNode( 'foo' );
  408. const domP = createElement( document, 'p', null, [ domImg, domText ] );
  409. const viewP = converter.domToView( domP );
  410. converter.bindElements( domP, viewP );
  411. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  412. } );
  413. it( 'should return null if sibling is not element', () => {
  414. const domTextFoo = document.createTextNode( 'foo' );
  415. const domTextBar = document.createTextNode( 'bar' );
  416. const domP = createElement( document, 'p', null, [ domTextFoo, domTextBar ] );
  417. const viewP = converter.domToView( domP );
  418. converter.bindElements( domP, viewP );
  419. expect( converter.getCorrespondingViewText( domTextBar ) ).to.be.null;
  420. } );
  421. it( 'should return null if parent is not bound', () => {
  422. const domText = document.createTextNode( 'foo' );
  423. createElement( document, 'p', null, domText );
  424. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  425. } );
  426. it( 'should return null for inline filler', () => {
  427. const domFiller = document.createTextNode( INLINE_FILLER );
  428. const domP = createElement( document, 'p', null, domFiller );
  429. const viewP = converter.domToView( domP );
  430. converter.bindElements( domP, viewP );
  431. expect( converter.getCorrespondingViewText( domFiller ) ).to.be.null;
  432. } );
  433. it( 'should return null if there is no text node sibling in view', () => {
  434. const domB = document.createElement( 'b' );
  435. const domI = document.createElement( 'i' );
  436. const domText = document.createTextNode( 'x' );
  437. const domP = createElement( document, 'p', null, [ domB, domText, domI ] );
  438. const viewP = parse( '<p><b></b><i></i></p>' );
  439. const viewB = viewP.getChild( 0 );
  440. const viewI = viewP.getChild( 1 );
  441. converter.bindElements( domP, viewP );
  442. converter.bindElements( domI, viewI );
  443. converter.bindElements( domB, viewB );
  444. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  445. } );
  446. it( 'should return null if there is no child text node in view', () => {
  447. const domText = document.createTextNode( 'x' );
  448. const domP = createElement( document, 'p', null, domText );
  449. const viewP = parse( '<p></p>' );
  450. converter.bindElements( domP, viewP );
  451. expect( converter.getCorrespondingViewText( domText ) ).to.be.null;
  452. } );
  453. } );
  454. describe( 'getCorrespondingDom', () => {
  455. it( 'should return corresponding DOM element if element was passed', () => {
  456. const domElement = document.createElement( 'p' );
  457. const viewElement = new ViewElement( 'p' );
  458. converter.bindElements( domElement, viewElement );
  459. expect( converter.getCorrespondingDom( viewElement ) ).to.equal( domElement );
  460. } );
  461. it( 'should return corresponding DOM text if text was passed', () => {
  462. const domText = document.createTextNode( 'foo' );
  463. const domP = document.createElement( 'p' );
  464. domP.appendChild( domText );
  465. const viewP = converter.domToView( domP );
  466. const viewText = viewP.getChild( 0 );
  467. converter.bindElements( domP, viewP );
  468. expect( converter.getCorrespondingDom( viewText ) ).to.equal( domText );
  469. } );
  470. it( 'should return corresponding DOM document fragment', () => {
  471. const domFragment = document.createDocumentFragment();
  472. const viewFragment = new ViewDocumentFragment();
  473. converter.bindElements( domFragment, viewFragment );
  474. expect( converter.getCorrespondingDom( viewFragment ) ).to.equal( domFragment );
  475. } );
  476. } );
  477. describe( 'getCorrespondingDomElement', () => {
  478. it( 'should return corresponding DOM element', () => {
  479. const domElement = document.createElement( 'p' );
  480. const viewElement = new ViewElement( 'p' );
  481. converter.bindElements( domElement, viewElement );
  482. expect( converter.getCorrespondingDomElement( viewElement ) ).to.equal( domElement );
  483. } );
  484. } );
  485. describe( 'getCorrespondingDomDocumentFragment', () => {
  486. it( 'should return corresponding DOM document fragment', () => {
  487. const domFragment = document.createDocumentFragment();
  488. const viewFragment = new ViewDocumentFragment();
  489. converter.bindElements( domFragment, viewFragment );
  490. expect( converter.getCorrespondingDomDocumentFragment( viewFragment ) ).to.equal( domFragment );
  491. } );
  492. } );
  493. describe( 'getCorrespondingDomText', () => {
  494. it( 'should return corresponding DOM text based on sibling', () => {
  495. const domImg = document.createElement( 'img' );
  496. const domText = document.createTextNode( 'foo' );
  497. const domP = document.createElement( 'p' );
  498. domP.appendChild( domImg );
  499. domP.appendChild( domText );
  500. const viewImg = new ViewElement( 'img' );
  501. converter.bindElements( domImg, viewImg );
  502. const viewP = converter.domToView( domP );
  503. const viewText = viewP.getChild( 1 );
  504. expect( converter.getCorrespondingDomText( viewText ) ).to.equal( domText );
  505. } );
  506. it( 'should return corresponding DOM text based on parent', () => {
  507. const domText = document.createTextNode( 'foo' );
  508. const domP = document.createElement( 'p' );
  509. domP.appendChild( domText );
  510. const viewP = converter.domToView( domP );
  511. const viewText = viewP.getChild( 0 );
  512. converter.bindElements( domP, viewP );
  513. expect( converter.getCorrespondingDomText( viewText ) ).to.equal( domText );
  514. } );
  515. it( 'should return null if sibling is not bound', () => {
  516. const domImg = document.createElement( 'img' );
  517. const domText = document.createTextNode( 'foo' );
  518. const domP = document.createElement( 'p' );
  519. domP.appendChild( domImg );
  520. domP.appendChild( domText );
  521. const viewP = converter.domToView( domP );
  522. const viewText = viewP.getChild( 1 );
  523. converter.bindElements( domP, viewP );
  524. expect( converter.getCorrespondingDomText( viewText ) ).to.be.null;
  525. } );
  526. it( 'should return null if parent is not bound', () => {
  527. const domText = document.createTextNode( 'foo' );
  528. const domP = document.createElement( 'p' );
  529. domP.appendChild( domText );
  530. const viewP = converter.domToView( domP );
  531. const viewText = viewP.getChild( 0 );
  532. expect( converter.getCorrespondingDomText( viewText ) ).to.be.null;
  533. } );
  534. } );
  535. } );