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. /* bender-include: ../_tools/tools.js */
  7. 'use strict';
  8. const getIteratorCount = bender.tools.core.getIteratorCount;
  9. const modules = bender.amd.require(
  10. 'core/treeview/node',
  11. 'core/treeview/element',
  12. 'core/treeview/text',
  13. 'core/treeview/converter'
  14. );
  15. describe( 'converter', () => {
  16. let converter, ViewText, ViewElement, ViewNode;
  17. before( () => {
  18. ViewText = modules[ 'core/treeview/text' ];
  19. ViewElement = modules[ 'core/treeview/element' ];
  20. ViewNode = modules[ 'core/treeview/node' ];
  21. converter = modules[ 'core/treeview/converter' ];
  22. } );
  23. describe( 'bindElements', () => {
  24. it( 'should bind elements', () => {
  25. const domElement = document.createElement( 'p' );
  26. const viewElement = new ViewElement( 'p' );
  27. converter.bindElements( domElement, viewElement );
  28. expect( converter.getCorespondingView( domElement ) ).to.equal( viewElement );
  29. expect( converter.getCorespondingDom( viewElement ) ).to.equal( domElement );
  30. } );
  31. } );
  32. describe( 'compareNodes', () => {
  33. it( 'should return false for nodes not matching types', () => {
  34. const domElement = document.createElement( 'p' );
  35. const viewText = new ViewText( 'foo' );
  36. expect( converter.compareNodes( domElement, viewText ) ).to.be.false;
  37. } );
  38. it( 'should return true for binded elements', () => {
  39. const domElement = document.createElement( 'p' );
  40. const viewElement = new ViewElement( 'p' );
  41. converter.bindElements( domElement, viewElement );
  42. expect( converter.compareNodes( domElement, viewElement ) ).to.be.true;
  43. } );
  44. it( 'should return true for the same texts', () => {
  45. const domText = document.createTextNode( 'foo' );
  46. const viewText = new ViewText( 'foo' );
  47. expect( converter.compareNodes( domText, viewText ) ).to.be.true;
  48. } );
  49. } );
  50. describe( 'cloneDomAttrs', () => {
  51. it( 'should clone DOM attributes', () => {
  52. const domElement = document.createElement( 'p' );
  53. domElement.setAttribute( 'foo', '1' );
  54. domElement.setAttribute( 'bar', '2' );
  55. const viewElement = new ViewElement( 'p' );
  56. converter.cloneDomAttrs( domElement, viewElement );
  57. expect( viewElement.getAttr( 'foo' ) ).to.equal( '1' );
  58. expect( viewElement.getAttr( 'bar' ) ).to.equal( '2' );
  59. expect( getIteratorCount( viewElement.getAttrKeys() ) ).to.equal( 2 );
  60. } );
  61. } );
  62. describe( 'domToView', () => {
  63. it( 'should create tree of view elements from DOM elements', () => {
  64. const domImg = document.createElement( 'img' );
  65. const domText = document.createTextNode( 'foo' );
  66. const domP = document.createElement( 'p' );
  67. domP.setAttribute( 'class', 'foo' );
  68. domP.appendChild( domImg );
  69. domP.appendChild( domText );
  70. const viewImg = new ViewElement( 'img' );
  71. converter.bindElements( domImg, viewImg );
  72. const viewP = converter.domToView( domP );
  73. expect( viewP ).to.be.an.instanceof( ViewElement );
  74. expect( viewP.name ).to.equal( 'p' );
  75. expect( viewP.getAttr( 'class' ) ).to.equal( 'foo' );
  76. expect( getIteratorCount( viewP.getAttrKeys() ) ).to.equal( 1 );
  77. expect( viewP.getChildCount() ).to.equal( 2 );
  78. expect( viewP.getChild( 0 ).name ).to.equal( 'img' );
  79. expect( viewP.getChild( 1 ).getText() ).to.equal( 'foo' );
  80. expect( converter.getCorespondingDom( viewP ) ).to.not.equal( domP );
  81. expect( converter.getCorespondingDom( viewP.getChild( 0 ) ) ).to.equal( domImg );
  82. } );
  83. } );
  84. describe( 'viewToDom', () => {
  85. it( 'should create tree of DOM elements from view elements', () => {
  86. const viewImg = new ViewElement( 'img' );
  87. const viewText = new ViewText( 'foo' );
  88. const viewP = new ViewElement( 'p' );
  89. viewP.setAttr( 'class', 'foo' );
  90. viewP.appendChildren( viewImg );
  91. viewP.appendChildren( viewText );
  92. const domImg = document.createElement( 'img' );
  93. converter.bindElements( domImg, viewImg );
  94. const domP = converter.viewToDom( viewP, document );
  95. expect( domP ).to.be.an.instanceof( HTMLElement );
  96. expect( domP.tagName.toLowerCase() ).to.equal( 'p' );
  97. expect( domP.getAttribute( 'class' ) ).to.equal( 'foo' );
  98. expect( domP.attributes.length ).to.equal( 1 );
  99. expect( domP.childNodes.length ).to.equal( 2 );
  100. expect( domP.childNodes[ 0 ].tagName.toLowerCase() ).to.equal( 'img' );
  101. expect( domP.childNodes[ 1 ].data ).to.equal( 'foo' );
  102. expect( converter.getCorespondingView( domP ) ).to.equal( viewP );
  103. expect( converter.getCorespondingView( domP.childNodes[ 0 ] ) ).to.equal( viewImg );
  104. } );
  105. } );
  106. describe( 'getCorespondingView', () => {
  107. it( 'should return coresponding view element if element is passed', () => {
  108. const domElement = document.createElement( 'p' );
  109. const viewElement = new ViewElement( 'p' );
  110. converter.bindElements( domElement, viewElement );
  111. expect( converter.getCorespondingView( domElement ) ).to.equal( viewElement );
  112. } );
  113. it( 'should return coresponding view text if text is passed', () => {
  114. const domText = document.createTextNode( 'foo' );
  115. const domP = document.createElement( 'p' );
  116. domP.appendChild( domText );
  117. const viewP = converter.domToView( domP );
  118. const viewText = viewP.getChild( 0 );
  119. converter.bindElements( domP, viewP );
  120. expect( converter.getCorespondingView( domText ) ).to.equal( viewText );
  121. } );
  122. } );
  123. describe( 'getCorespondingViewElement', () => {
  124. it( 'should return coresponding view element', () => {
  125. const domElement = document.createElement( 'p' );
  126. const viewElement = new ViewElement( 'p' );
  127. converter.bindElements( domElement, viewElement );
  128. expect( converter.getCorespondingViewElement( domElement ) ).to.equal( viewElement );
  129. } );
  130. } );
  131. describe( 'getCorespondingViewText', () => {
  132. it( 'should return coresponding view text based on sibling', () => {
  133. const domImg = document.createElement( 'img' );
  134. const domText = document.createTextNode( 'foo' );
  135. const domP = document.createElement( 'p' );
  136. domP.appendChild( domImg );
  137. domP.appendChild( domText );
  138. const viewImg = new ViewElement( 'img' );
  139. converter.bindElements( domImg, viewImg );
  140. const viewP = converter.domToView( domP );
  141. const viewText = viewP.getChild( 1 );
  142. expect( converter.getCorespondingViewText( domText ) ).to.equal( viewText );
  143. } );
  144. it( 'should return coresponding view text based on parent', () => {
  145. const domText = document.createTextNode( 'foo' );
  146. const domP = document.createElement( 'p' );
  147. domP.appendChild( domText );
  148. const viewP = converter.domToView( domP );
  149. const viewText = viewP.getChild( 0 );
  150. converter.bindElements( domP, viewP );
  151. expect( converter.getCorespondingViewText( domText ) ).to.equal( viewText );
  152. } );
  153. it( 'should return null if sibling is not binded', () => {
  154. const domImg = document.createElement( 'img' );
  155. const domText = document.createTextNode( 'foo' );
  156. const domP = document.createElement( 'p' );
  157. domP.appendChild( domImg );
  158. domP.appendChild( domText );
  159. const viewP = converter.domToView( domP );
  160. converter.bindElements( domP, viewP );
  161. expect( converter.getCorespondingViewText( domText ) ).to.be.null;
  162. } );
  163. it( 'should return null if parent is not binded', () => {
  164. const domText = document.createTextNode( 'foo' );
  165. const domP = document.createElement( 'p' );
  166. domP.appendChild( domText );
  167. expect( converter.getCorespondingViewText( domText ) ).to.be.null;
  168. } );
  169. } );
  170. describe( 'getCorespondingDom', () => {
  171. it( 'should return coresponding DOM element if element was passed', () => {
  172. const domElement = document.createElement( 'p' );
  173. const viewElement = new ViewElement( 'p' );
  174. converter.bindElements( domElement, viewElement );
  175. expect( converter.getCorespondingDom( viewElement ) ).to.equal( domElement );
  176. } );
  177. it( 'should return coresponding DOM text if text was passed', () => {
  178. const domText = document.createTextNode( 'foo' );
  179. const domP = document.createElement( 'p' );
  180. domP.appendChild( domText );
  181. const viewP = converter.domToView( domP );
  182. const viewText = viewP.getChild( 0 );
  183. converter.bindElements( domP, viewP );
  184. expect( converter.getCorespondingDom( viewText ) ).to.equal( domText );
  185. } );
  186. } );
  187. describe( 'getCorespondingDomElement', () => {
  188. it( 'should return coresponding DOM element', () => {
  189. const domElement = document.createElement( 'p' );
  190. const viewElement = new ViewElement( 'p' );
  191. converter.bindElements( domElement, viewElement );
  192. expect( converter.getCorespondingDomElement( viewElement ) ).to.equal( domElement );
  193. } );
  194. } );
  195. describe( 'getCorespondingDomText', () => {
  196. it( 'should return coresponding DOM text based on sibling', () => {
  197. const domImg = document.createElement( 'img' );
  198. const domText = document.createTextNode( 'foo' );
  199. const domP = document.createElement( 'p' );
  200. domP.appendChild( domImg );
  201. domP.appendChild( domText );
  202. const viewImg = new ViewElement( 'img' );
  203. converter.bindElements( domImg, viewImg );
  204. const viewP = converter.domToView( domP );
  205. const viewText = viewP.getChild( 1 );
  206. expect( converter.getCorespondingDomText( viewText ) ).to.equal( domText );
  207. } );
  208. it( 'should return coresponding DOM text based on parent', () => {
  209. const domText = document.createTextNode( 'foo' );
  210. const domP = document.createElement( 'p' );
  211. domP.appendChild( domText );
  212. const viewP = converter.domToView( domP );
  213. const viewText = viewP.getChild( 0 );
  214. converter.bindElements( domP, viewP );
  215. expect( converter.getCorespondingDomText( viewText ) ).to.equal( domText );
  216. } );
  217. it( 'should return null if sibling is not binded', () => {
  218. const domImg = document.createElement( 'img' );
  219. const domText = document.createTextNode( 'foo' );
  220. const domP = document.createElement( 'p' );
  221. domP.appendChild( domImg );
  222. domP.appendChild( domText );
  223. const viewP = converter.domToView( domP );
  224. const viewText = viewP.getChild( 1 );
  225. converter.bindElements( domP, viewP );
  226. expect( converter.getCorespondingDomText( viewText ) ).to.be.null;
  227. } );
  228. it( 'should return null if parent is not binded', () => {
  229. const domText = document.createTextNode( 'foo' );
  230. const domP = document.createElement( 'p' );
  231. domP.appendChild( domText );
  232. const viewP = converter.domToView( domP );
  233. const viewText = viewP.getChild( 0 );
  234. expect( converter.getCorespondingDomText( viewText ) ).to.be.null;
  235. } );
  236. } );
  237. } );