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converter.js 10 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 coreTestUtils from '/tests/core/_utils/utils.js';
  8. import ViewElement from '/ckeditor5/core/treeview/element.js';
  9. import ViewText from '/ckeditor5/core/treeview/text.js';
  10. import Converter from '/ckeditor5/core/treeview/converter.js';
  11. const getIteratorCount = coreTestUtils.getIteratorCount;
  12. describe( 'converter', () => {
  13. let converter;
  14. before( () => {
  15. converter = new Converter();
  16. } );
  17. describe( 'bindElements', () => {
  18. it( 'should bind elements', () => {
  19. const domElement = document.createElement( 'p' );
  20. const viewElement = new ViewElement( 'p' );
  21. converter.bindElements( domElement, viewElement );
  22. expect( converter.getCorespondingView( domElement ) ).to.equal( viewElement );
  23. expect( converter.getCorespondingDom( viewElement ) ).to.equal( domElement );
  24. } );
  25. } );
  26. describe( 'compareNodes', () => {
  27. it( 'should return false for nodes not matching types', () => {
  28. const domElement = document.createElement( 'p' );
  29. const viewText = new ViewText( 'foo' );
  30. expect( converter.compareNodes( domElement, viewText ) ).to.be.false;
  31. } );
  32. it( 'should return true for binded elements', () => {
  33. const domElement = document.createElement( 'p' );
  34. const viewElement = new ViewElement( 'p' );
  35. converter.bindElements( domElement, viewElement );
  36. expect( converter.compareNodes( domElement, viewElement ) ).to.be.true;
  37. } );
  38. it( 'should return true for the same texts', () => {
  39. const domText = document.createTextNode( 'foo' );
  40. const viewText = new ViewText( 'foo' );
  41. expect( converter.compareNodes( domText, viewText ) ).to.be.true;
  42. } );
  43. } );
  44. describe( 'cloneDomAttrs', () => {
  45. it( 'should clone DOM attributes', () => {
  46. const domElement = document.createElement( 'p' );
  47. domElement.setAttribute( 'foo', '1' );
  48. domElement.setAttribute( 'bar', '2' );
  49. const viewElement = new ViewElement( 'p' );
  50. converter.cloneDomAttrs( domElement, viewElement );
  51. expect( viewElement.getAttr( 'foo' ) ).to.equal( '1' );
  52. expect( viewElement.getAttr( 'bar' ) ).to.equal( '2' );
  53. expect( getIteratorCount( viewElement.getAttrKeys() ) ).to.equal( 2 );
  54. } );
  55. } );
  56. describe( 'domToView', () => {
  57. it( 'should create tree of view elements from DOM elements', () => {
  58. const domImg = document.createElement( 'img' );
  59. const domText = document.createTextNode( 'foo' );
  60. const domP = document.createElement( 'p' );
  61. domP.setAttribute( 'class', 'foo' );
  62. domP.appendChild( domImg );
  63. domP.appendChild( domText );
  64. const viewImg = new ViewElement( 'img' );
  65. converter.bindElements( domImg, viewImg );
  66. const viewP = converter.domToView( domP );
  67. expect( viewP ).to.be.an.instanceof( ViewElement );
  68. expect( viewP.name ).to.equal( 'p' );
  69. expect( viewP.getAttr( 'class' ) ).to.equal( 'foo' );
  70. expect( getIteratorCount( viewP.getAttrKeys() ) ).to.equal( 1 );
  71. expect( viewP.getChildCount() ).to.equal( 2 );
  72. expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
  73. expect( viewP.getChild( 1 ).getText() ).to.equal( 'foo' );
  74. expect( converter.getCorespondingDom( viewP ) ).to.not.equal( domP );
  75. expect( converter.getCorespondingDom( viewP.getChild( 0 ) ) ).to.equal( domImg );
  76. } );
  77. } );
  78. describe( 'viewToDom', () => {
  79. it( 'should create tree of DOM elements from view elements', () => {
  80. const viewImg = new ViewElement( 'img' );
  81. const viewText = new ViewText( 'foo' );
  82. const viewP = new ViewElement( 'p' );
  83. viewP.setAttr( 'class', 'foo' );
  84. viewP.appendChildren( viewImg );
  85. viewP.appendChildren( viewText );
  86. const domImg = document.createElement( 'img' );
  87. converter.bindElements( domImg, viewImg );
  88. const domP = converter.viewToDom( viewP, document );
  89. expect( domP ).to.be.an.instanceof( HTMLElement );
  90. expect( domP.tagName.toLowerCase() ).to.equal( 'p' );
  91. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  92. expect( domP.attributes.length ).to.equal( 1 );
  93. expect( domP.childNodes.length ).to.equal( 2 );
  94. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'img' );
  95. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  96. expect( converter.getCorespondingView( domP ) ).to.equal( viewP );
  97. expect( converter.getCorespondingView( domP.childNodes[ 0 ] ) ).to.equal( viewImg );
  98. } );
  99. } );
  100. describe( 'getCorespondingView', () => {
  101. it( 'should return coresponding view element if element is passed', () => {
  102. const domElement = document.createElement( 'p' );
  103. const viewElement = new ViewElement( 'p' );
  104. converter.bindElements( domElement, viewElement );
  105. expect( converter.getCorespondingView( domElement ) ).to.equal( viewElement );
  106. } );
  107. it( 'should return coresponding view text if text is passed', () => {
  108. const domText = document.createTextNode( 'foo' );
  109. const domP = document.createElement( 'p' );
  110. domP.appendChild( domText );
  111. const viewP = converter.domToView( domP );
  112. const viewText = viewP.getChild( 0 );
  113. converter.bindElements( domP, viewP );
  114. expect( converter.getCorespondingView( domText ) ).to.equal( viewText );
  115. } );
  116. } );
  117. describe( 'getCorespondingViewElement', () => {
  118. it( 'should return coresponding view element', () => {
  119. const domElement = document.createElement( 'p' );
  120. const viewElement = new ViewElement( 'p' );
  121. converter.bindElements( domElement, viewElement );
  122. expect( converter.getCorespondingViewElement( domElement ) ).to.equal( viewElement );
  123. } );
  124. } );
  125. describe( 'getCorespondingViewText', () => {
  126. it( 'should return coresponding view text based on sibling', () => {
  127. const domImg = document.createElement( 'img' );
  128. const domText = document.createTextNode( 'foo' );
  129. const domP = document.createElement( 'p' );
  130. domP.appendChild( domImg );
  131. domP.appendChild( domText );
  132. const viewImg = new ViewElement( 'img' );
  133. converter.bindElements( domImg, viewImg );
  134. const viewP = converter.domToView( domP );
  135. const viewText = viewP.getChild( 1 );
  136. expect( converter.getCorespondingViewText( domText ) ).to.equal( viewText );
  137. } );
  138. it( 'should return coresponding view text based on parent', () => {
  139. const domText = document.createTextNode( 'foo' );
  140. const domP = document.createElement( 'p' );
  141. domP.appendChild( domText );
  142. const viewP = converter.domToView( domP );
  143. const viewText = viewP.getChild( 0 );
  144. converter.bindElements( domP, viewP );
  145. expect( converter.getCorespondingViewText( domText ) ).to.equal( viewText );
  146. } );
  147. it( 'should return null if sibling is not binded', () => {
  148. const domImg = document.createElement( 'img' );
  149. const domText = document.createTextNode( 'foo' );
  150. const domP = document.createElement( 'p' );
  151. domP.appendChild( domImg );
  152. domP.appendChild( domText );
  153. const viewP = converter.domToView( domP );
  154. converter.bindElements( domP, viewP );
  155. expect( converter.getCorespondingViewText( domText ) ).to.be.null;
  156. } );
  157. it( 'should return null if parent is not binded', () => {
  158. const domText = document.createTextNode( 'foo' );
  159. const domP = document.createElement( 'p' );
  160. domP.appendChild( domText );
  161. expect( converter.getCorespondingViewText( domText ) ).to.be.null;
  162. } );
  163. } );
  164. describe( 'getCorespondingDom', () => {
  165. it( 'should return coresponding DOM element if element was passed', () => {
  166. const domElement = document.createElement( 'p' );
  167. const viewElement = new ViewElement( 'p' );
  168. converter.bindElements( domElement, viewElement );
  169. expect( converter.getCorespondingDom( viewElement ) ).to.equal( domElement );
  170. } );
  171. it( 'should return coresponding DOM text if text was passed', () => {
  172. const domText = document.createTextNode( 'foo' );
  173. const domP = document.createElement( 'p' );
  174. domP.appendChild( domText );
  175. const viewP = converter.domToView( domP );
  176. const viewText = viewP.getChild( 0 );
  177. converter.bindElements( domP, viewP );
  178. expect( converter.getCorespondingDom( viewText ) ).to.equal( domText );
  179. } );
  180. } );
  181. describe( 'getCorespondingDomElement', () => {
  182. it( 'should return coresponding DOM element', () => {
  183. const domElement = document.createElement( 'p' );
  184. const viewElement = new ViewElement( 'p' );
  185. converter.bindElements( domElement, viewElement );
  186. expect( converter.getCorespondingDomElement( viewElement ) ).to.equal( domElement );
  187. } );
  188. } );
  189. describe( 'getCorespondingDomText', () => {
  190. it( 'should return coresponding DOM text based on sibling', () => {
  191. const domImg = document.createElement( 'img' );
  192. const domText = document.createTextNode( 'foo' );
  193. const domP = document.createElement( 'p' );
  194. domP.appendChild( domImg );
  195. domP.appendChild( domText );
  196. const viewImg = new ViewElement( 'img' );
  197. converter.bindElements( domImg, viewImg );
  198. const viewP = converter.domToView( domP );
  199. const viewText = viewP.getChild( 1 );
  200. expect( converter.getCorespondingDomText( viewText ) ).to.equal( domText );
  201. } );
  202. it( 'should return coresponding DOM text based on parent', () => {
  203. const domText = document.createTextNode( 'foo' );
  204. const domP = document.createElement( 'p' );
  205. domP.appendChild( domText );
  206. const viewP = converter.domToView( domP );
  207. const viewText = viewP.getChild( 0 );
  208. converter.bindElements( domP, viewP );
  209. expect( converter.getCorespondingDomText( viewText ) ).to.equal( domText );
  210. } );
  211. it( 'should return null if sibling is not binded', () => {
  212. const domImg = document.createElement( 'img' );
  213. const domText = document.createTextNode( 'foo' );
  214. const domP = document.createElement( 'p' );
  215. domP.appendChild( domImg );
  216. domP.appendChild( domText );
  217. const viewP = converter.domToView( domP );
  218. const viewText = viewP.getChild( 1 );
  219. converter.bindElements( domP, viewP );
  220. expect( converter.getCorespondingDomText( viewText ) ).to.be.null;
  221. } );
  222. it( 'should return null if parent is not binded', () => {
  223. const domText = document.createTextNode( 'foo' );
  224. const domP = document.createElement( 'p' );
  225. domP.appendChild( domText );
  226. const viewP = converter.domToView( domP );
  227. const viewText = viewP.getChild( 0 );
  228. expect( converter.getCorespondingDomText( viewText ) ).to.be.null;
  229. } );
  230. } );
  231. } );