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viewconsumable.js 23 KB

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  1. /**
  2. * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* bender-tags: treecontroller */
  6. 'use strict';
  7. import ViewElement from '/ckeditor5/engine/treeview/element.js';
  8. import ViewText from '/ckeditor5/engine/treeview/text.js';
  9. import ViewDocumentFragment from '/ckeditor5/engine/treeview/documentfragment.js';
  10. import ViewConsumable from '/ckeditor5/engine/treecontroller/viewconsumable.js';
  11. describe( 'ViewConsumable', () => {
  12. let viewConsumable;
  13. let el;
  14. beforeEach( () => {
  15. viewConsumable = new ViewConsumable();
  16. el = new ViewElement( 'p' );
  17. } );
  18. describe( 'add', () => {
  19. it( 'should allow to add element name', () => {
  20. viewConsumable.add( el, { name: true } );
  21. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  22. } );
  23. it( 'should allow to add text node', () => {
  24. const text = new ViewText( 'foobar' );
  25. viewConsumable.add( text );
  26. expect( viewConsumable.test( text ) ).to.be.true;
  27. } );
  28. it( 'should allow to add document fragment', () => {
  29. const fragment = new ViewDocumentFragment();
  30. viewConsumable.add( fragment );
  31. expect( viewConsumable.test( fragment ) ).to.be.true;
  32. } );
  33. it( 'should allow to add attributes classes and styles', () => {
  34. viewConsumable.add( el, { attribute: 'href' } );
  35. viewConsumable.add( el, { class: 'foobar' } );
  36. viewConsumable.add( el, { style: 'color' } );
  37. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  38. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  39. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  40. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  41. } );
  42. it( 'should allow to add attributes classes and styles in one call', () => {
  43. viewConsumable.add( el, { attribute: 'href', class: 'foobar', style: 'color' } );
  44. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  45. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  46. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  47. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  48. } );
  49. it( 'should allow to add multiple attributes in one call', () => {
  50. viewConsumable.add( el, { attribute: [ 'href', 'target', 'title' ] } );
  51. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  52. expect( viewConsumable.test( el, { attribute: 'target' } ) ).to.be.true;
  53. expect( viewConsumable.test( el, { attribute: 'title' } ) ).to.be.true;
  54. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  55. } );
  56. it( 'should allow to add multiple classes in one call', () => {
  57. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  58. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  59. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.true;
  60. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.true;
  61. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  62. } );
  63. it( 'should allow to add multiple styles in one call', () => {
  64. viewConsumable.add( el, { style: [ 'color', 'position', 'top' ] } );
  65. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  66. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.true;
  67. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  68. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  69. } );
  70. it( 'should throw if class attribute is added', () => {
  71. expect( () => {
  72. viewConsumable.add( el, { attribute: 'class' } );
  73. } ).to.throw( 'viewconsumable-invalid-attribute' );
  74. } );
  75. it( 'should throw if style attribute is added', () => {
  76. expect( () => {
  77. viewConsumable.add( el, { attribute: 'style' } );
  78. } ).to.throw( 'viewconsumable-invalid-attribute' );
  79. } );
  80. } );
  81. describe( 'test', () => {
  82. it( 'should test element name', () => {
  83. const el2 = new ViewElement( 'p' );
  84. viewConsumable.add( el, { name: true } );
  85. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  86. expect( viewConsumable.test( el2, { name: true } ) ).to.be.null;
  87. } );
  88. it( 'should test text nodes', () => {
  89. const text1 = new ViewText();
  90. const text2 = new ViewText();
  91. viewConsumable.add( text1 );
  92. expect( viewConsumable.test( text1 ) ).to.be.true;
  93. expect( viewConsumable.test( text2 ) ).to.be.null;
  94. } );
  95. it( 'should test document fragments', () => {
  96. const fragment1 = new ViewDocumentFragment();
  97. const fragment2 = new ViewDocumentFragment();
  98. viewConsumable.add( fragment1 );
  99. expect( viewConsumable.test( fragment1 ) ).to.be.true;
  100. expect( viewConsumable.test( fragment2 ) ).to.be.null;
  101. } );
  102. it( 'should test attributes, classes and styles', () => {
  103. const el = new ViewElement( 'p' );
  104. viewConsumable.add( el, { attribute: 'href', class: 'foobar', style: 'color' } );
  105. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  106. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  107. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  108. expect( viewConsumable.test( el, { attribute: 'href', class: 'foobar', style: 'color' } ) ).to.be.true;
  109. expect( viewConsumable.test( el, { attribute: 'href', class: 'baz' } ) ).to.be.null;
  110. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  111. viewConsumable.consume( el, { style: 'color' } );
  112. expect( viewConsumable.test( el, { attribute: 'href', style: 'color' } ) ).to.be.false;
  113. } );
  114. it( 'should allow to test multiple attributes in one call', () => {
  115. viewConsumable.add( el, { attribute: [ 'href', 'title', 'target' ] } );
  116. expect( viewConsumable.test( el, { attribute: [ 'href', 'title', 'target' ] } ) ).to.be.true;
  117. expect( viewConsumable.test( el, { attribute: [ 'href', 'title', 'alt' ] } ) ).to.be.null;
  118. viewConsumable.consume( el, { attribute: 'target' } );
  119. expect( viewConsumable.test( el, { attribute: [ 'href', 'title', 'target' ] } ) ).to.be.false;
  120. } );
  121. it( 'should allow to test multiple classes in one call', () => {
  122. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  123. expect( viewConsumable.test( el, { class: [ 'foo', 'bar', 'baz' ] } ) ).to.be.true;
  124. expect( viewConsumable.test( el, { class: [ 'foo', 'bar', 'qux' ] } ) ).to.be.null;
  125. viewConsumable.consume( el, { class: 'bar' } );
  126. expect( viewConsumable.test( el, { class: [ 'foo', 'bar', 'baz' ] } ) ).to.be.false;
  127. } );
  128. it( 'should allow to test multiple styles in one call', () => {
  129. viewConsumable.add( el, { style: [ 'color', 'position', 'top' ] } );
  130. expect( viewConsumable.test( el, { style: [ 'color', 'position', 'top' ] } ) ).to.be.true;
  131. expect( viewConsumable.test( el, { style: [ 'color', 'position', 'left' ] } ) ).to.be.null;
  132. viewConsumable.consume( el, { style: 'top' } );
  133. expect( viewConsumable.test( el, { style: [ 'color', 'position', 'top' ] } ) ).to.be.false;
  134. } );
  135. it( 'should return null if not consumable', () => {
  136. expect( viewConsumable.test( el ) ).to.be.null;
  137. } );
  138. it( 'should return false if already consumed', () => {
  139. viewConsumable.add( el, { name: true } );
  140. viewConsumable.consume( el, { name: true } );
  141. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  142. } );
  143. it( 'should return null if first non-consumable item is found', () => {
  144. viewConsumable.add( el, { attribute: 'foo' } );
  145. expect( viewConsumable.test( el, { attribute: [ 'foo', 'bar' ] } ) ).to.be.null;
  146. } );
  147. it( 'should return false if first already consumed item is found', () => {
  148. viewConsumable.add( el, { name: true, attribute: [ 'foo', 'bar' ] } );
  149. viewConsumable.consume( el, { attribute: 'bar' } );
  150. viewConsumable.consume( el, { name: true } );
  151. expect( viewConsumable.test( el, { attribute: [ 'foo', 'bar' ] } ) ).to.be.false;
  152. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  153. } );
  154. it( 'should test all classes if class attribute is tested', () => {
  155. el.addClass( 'foo', 'bar', 'baz' );
  156. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  157. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.true;
  158. expect( viewConsumable.consume( el, { class: 'baz' } ) ).to.be.true;
  159. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  160. } );
  161. it( 'should test all styles if style attribute is tested', () => {
  162. el.setStyle( {
  163. 'color': 'red',
  164. 'top': '10px',
  165. 'position': 'absolute'
  166. } );
  167. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  168. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.true;
  169. expect( viewConsumable.consume( el, { style: 'top' } ) ).to.be.true;
  170. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  171. } );
  172. it( 'should return null when testing class attribute when not all classes are added', () => {
  173. el.addClass( 'foo', 'bar', 'baz' );
  174. viewConsumable.add( el, { class: [ 'foo', 'baz' ] } );
  175. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.null;
  176. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.false;
  177. } );
  178. it( 'should return null when testing style attribute when not all styles are added', () => {
  179. el.setStyle( {
  180. 'color': 'red',
  181. 'top': '10px',
  182. 'position': 'absolute'
  183. } );
  184. viewConsumable.add( el, { style: [ 'color', 'position' ] } );
  185. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.null;
  186. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.false;
  187. } );
  188. } );
  189. describe( 'consume', () => {
  190. it( 'should consume element', () => {
  191. viewConsumable.add( el, { name: true } );
  192. const consumed = viewConsumable.consume( el, { name: true } );
  193. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  194. expect( consumed ).to.be.true;
  195. } );
  196. it( 'should consume text node', () => {
  197. const text = new ViewText();
  198. viewConsumable.add( text );
  199. const consumed = viewConsumable.consume( text );
  200. expect( consumed ).to.be.true;
  201. expect( viewConsumable.test( text ) ).to.be.false;
  202. expect( viewConsumable.consume( text ) ).to.be.false;
  203. } );
  204. it( 'should consume document fragment', () => {
  205. const fragment = new ViewDocumentFragment();
  206. viewConsumable.add( fragment );
  207. const consumed = viewConsumable.consume( fragment );
  208. expect( consumed ).to.be.true;
  209. expect( viewConsumable.test( fragment ) ).to.be.false;
  210. expect( viewConsumable.consume( fragment ) ).to.be.false;
  211. } );
  212. it( 'should not consume element not marked for consumption', () => {
  213. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  214. } );
  215. it( 'should not consume element already consumed', () => {
  216. viewConsumable.add( el, { name: true } );
  217. expect( viewConsumable.consume( el, { name: true } ) ).to.be.true;
  218. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  219. } );
  220. it( 'should consume attributes, classes and styles', () => {
  221. viewConsumable.add( el, { class: 'foobar', attribute: 'href', style: 'color' } );
  222. const consumed1 = viewConsumable.consume( el, { class: 'foobar' } );
  223. const consumed2 = viewConsumable.consume( el, { attribute: 'href' } );
  224. const consumed3 = viewConsumable.consume( el, { style: 'color' } );
  225. expect( consumed1 ).to.be.true;
  226. expect( consumed2 ).to.be.true;
  227. expect( consumed3 ).to.be.true;
  228. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.false;
  229. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.false;
  230. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  231. } );
  232. it( 'should consume multiple attributes', () => {
  233. viewConsumable.add( el, { attribute: [ 'href', 'title', 'name' ] } );
  234. const consumed = viewConsumable.consume( el, { attribute: [ 'href', 'title' ] } );
  235. expect( consumed ).to.be.true;
  236. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.false;
  237. expect( viewConsumable.test( el, { attribute: 'title' } ) ).to.be.false;
  238. expect( viewConsumable.test( el, { attribute: 'name' } ) ).to.be.true;
  239. } );
  240. it( 'should consume multiple styles', () => {
  241. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  242. const consumed = viewConsumable.consume( el, { style: [ 'color', 'position' ] } );
  243. expect( consumed ).to.be.true;
  244. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  245. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.false;
  246. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  247. } );
  248. it( 'should consume multiple classes', () => {
  249. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  250. const consumed = viewConsumable.consume( el, { class: [ 'bar', 'baz' ] } );
  251. expect( consumed ).to.be.true;
  252. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.false;
  253. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.false;
  254. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  255. } );
  256. it( 'should consume only if all items can be consumed', () => {
  257. viewConsumable.add( el, { style: [ 'position', 'color' ], attribute: [ 'href', 'title' ] } );
  258. const consumed = viewConsumable.consume( el, { style: [ 'color', 'top' ] } );
  259. expect( consumed ).to.be.false;
  260. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  261. } );
  262. it( 'should consume all classes when class attribute is provided', () => {
  263. el.addClass( 'foo', 'bar', 'baz' );
  264. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.false;
  265. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  266. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.true;
  267. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  268. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.false;
  269. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.false;
  270. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.false;
  271. } );
  272. it( 'should consume all styles when style attribute is provided', () => {
  273. el.setStyle( {
  274. 'color': 'red',
  275. 'top': '10px',
  276. 'position': 'absolute'
  277. } );
  278. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.false;
  279. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  280. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.true;
  281. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  282. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  283. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.false;
  284. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.false;
  285. } );
  286. } );
  287. describe( 'revert', () => {
  288. it( 'should revert single element', () => {
  289. viewConsumable.add( el, { name: true } );
  290. viewConsumable.consume( el, { name: true } );
  291. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  292. viewConsumable.revert( el, { name: true } );
  293. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  294. } );
  295. it( 'should revert text node', () => {
  296. const text1 = new ViewText();
  297. const text2 = new ViewText();
  298. viewConsumable.add( text1 );
  299. viewConsumable.consume( text1 );
  300. viewConsumable.revert( text1 );
  301. viewConsumable.revert( text2 );
  302. expect( viewConsumable.test( text1 ) ).to.be.true;
  303. expect( viewConsumable.test( text2 ) ).to.be.null;
  304. } );
  305. it( 'should revert document fragment', () => {
  306. const fragment1 = new ViewDocumentFragment();
  307. const fragment2 = new ViewDocumentFragment();
  308. viewConsumable.add( fragment1 );
  309. viewConsumable.consume( fragment1 );
  310. viewConsumable.revert( fragment1 );
  311. viewConsumable.revert( fragment2 );
  312. expect( viewConsumable.test( fragment1 ) ).to.be.true;
  313. expect( viewConsumable.test( fragment2 ) ).to.be.null;
  314. } );
  315. it( 'should not revert element that was never added', () => {
  316. viewConsumable.revert( el, { name: true } );
  317. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  318. } );
  319. it( 'should do nothing on not consumed element', () => {
  320. viewConsumable.add( el, { name: true } );
  321. viewConsumable.revert( el, { name: true } );
  322. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  323. } );
  324. it( 'should revert classes, attributes and styles', () => {
  325. viewConsumable.add( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  326. viewConsumable.consume( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  327. viewConsumable.revert( el, { class: 'foobar' } );
  328. viewConsumable.revert( el, { style: 'color' } );
  329. viewConsumable.revert( el, { attribute: 'name' } );
  330. expect( viewConsumable.test( el, { class: 'foobar', style: 'color', attribute: 'name' } ) ).to.be.true;
  331. } );
  332. it( 'should revert multiple classes, attributes and styles in one call #1', () => {
  333. viewConsumable.add( el, {
  334. class: 'foobar',
  335. style: 'color',
  336. attribute: 'name'
  337. } );
  338. viewConsumable.consume( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  339. viewConsumable.revert( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  340. expect( viewConsumable.test( el, { class: 'foobar', style: 'color', attribute: 'name' } ) ).to.be.true;
  341. } );
  342. it( 'should revert multiple classes, attributes and styles in one call #2', () => {
  343. const consumables = {
  344. class: [ 'foobar', 'baz' ],
  345. style: [ 'color', 'position' ],
  346. attribute: [ 'name', 'href' ]
  347. };
  348. viewConsumable.add( el, consumables );
  349. viewConsumable.consume( el, consumables );
  350. viewConsumable.revert( el, consumables );
  351. expect( viewConsumable.test( el, consumables ) ).to.be.true;
  352. } );
  353. it( 'should revert only items that were previously added', () => {
  354. viewConsumable.add( el, { class: 'foobar' } );
  355. viewConsumable.consume( el, { class: 'foobar' } );
  356. viewConsumable.revert( el, { class: 'foobar', attribute: 'name' } );
  357. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  358. expect( viewConsumable.test( el, { attribute: 'name' } ) ).to.be.null;
  359. } );
  360. it( 'should revert all classes when class attribute is provided', () => {
  361. el.addClass( 'foo', 'bar', 'baz', 'qux' );
  362. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  363. expect( viewConsumable.consume( el, { class: [ 'foo', 'bar', 'baz' ] } ) ).to.be.true;
  364. viewConsumable.revert( el, { attribute: 'class' } );
  365. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  366. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.true;
  367. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.true;
  368. expect( viewConsumable.test( el, { class: 'qux' } ) ).to.be.null;
  369. } );
  370. it( 'should revert all styles when style attribute is provided', () => {
  371. el.setStyle( {
  372. 'color': 'red',
  373. 'top': '10px',
  374. 'position': 'absolute'
  375. } );
  376. viewConsumable.add( el, { style: [ 'color', 'top' ] } );
  377. expect( viewConsumable.consume( el, { style: [ 'color', 'top' ] } ) ).to.be.true;
  378. viewConsumable.revert( el, { attribute: 'style' } );
  379. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  380. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  381. expect( viewConsumable.test( el, { style: 'qux' } ) ).to.be.null;
  382. } );
  383. } );
  384. describe( 'consumablesFromElement', () => {
  385. it( 'should create consumable object from element', () => {
  386. const consumables = ViewConsumable.consumablesFromElement( el );
  387. expect( consumables ).to.be.an( 'object' );
  388. expect( consumables.name ).to.be.true;
  389. expect( consumables.attribute ).to.be.an( 'array' );
  390. expect( consumables.attribute.length ).to.equal( 0 );
  391. expect( consumables.class ).to.be.an( 'array' );
  392. expect( consumables.class.length ).to.equal( 0 );
  393. expect( consumables.style ).to.be.an( 'array' );
  394. expect( consumables.style.length ).to.equal( 0 );
  395. } );
  396. it( 'should add all attributes', () => {
  397. el.setAttribute( 'title', 'foobar' );
  398. el.setAttribute( 'href', 'https://ckeditor.com' );
  399. const consumables = ViewConsumable.consumablesFromElement( el );
  400. expect( consumables.attribute.length ).to.equal( 2 );
  401. expect( consumables.attribute.indexOf( 'title' ) > -1 ).to.be.true;
  402. expect( consumables.attribute.indexOf( 'href' ) > -1 ).to.be.true;
  403. expect( consumables.class.length ).to.equal( 0 );
  404. expect( consumables.style.length ).to.equal( 0 );
  405. expect( consumables.name ).to.be.true;
  406. } );
  407. it( 'should add all classes', () => {
  408. el.addClass( 'foo', 'bar', 'baz' );
  409. const consumables = ViewConsumable.consumablesFromElement( el );
  410. expect( consumables.class.length ).to.equal( 3 );
  411. expect( consumables.class.indexOf( 'foo' ) > -1 ).to.be.true;
  412. expect( consumables.class.indexOf( 'bar' ) > -1 ).to.be.true;
  413. expect( consumables.class.indexOf( 'baz' ) > -1 ).to.be.true;
  414. expect( consumables.attribute.length ).to.equal( 0 );
  415. expect( consumables.style.length ).to.equal( 0 );
  416. expect( consumables.name ).to.be.true;
  417. } );
  418. it( 'should add all styles', () => {
  419. el.setStyle( {
  420. color: 'red',
  421. position: 'absolute'
  422. } );
  423. const consumables = ViewConsumable.consumablesFromElement( el );
  424. expect( consumables.style.length ).to.equal( 2 );
  425. expect( consumables.style.indexOf( 'color' ) > -1 ).to.be.true;
  426. expect( consumables.style.indexOf( 'position' ) > -1 ).to.be.true;
  427. expect( consumables.attribute.length ).to.equal( 0 );
  428. expect( consumables.class.length ).to.equal( 0 );
  429. expect( consumables.name ).to.be.true;
  430. } );
  431. } );
  432. describe( 'createFromElement', () => {
  433. it( 'should return new ViewConsumable instance', () => {
  434. const newConsumable = ViewConsumable.createFromElement( el );
  435. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  436. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  437. } );
  438. it( 'should return new ViewConsumable instance from document fragment', () => {
  439. const fragment = new ViewDocumentFragment();
  440. const newConsumable = ViewConsumable.createFromElement( fragment );
  441. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  442. expect( newConsumable.test( fragment ) ).to.be.true;
  443. } );
  444. it( 'should add all child elements', () => {
  445. const text1 = new ViewText( 'foo' );
  446. const text2 = new ViewText( 'bar' );
  447. const child1 = new ViewElement( 'p', { 'title': 'baz' }, [ text1 ] );
  448. const child2 = new ViewElement( 'p' );
  449. const child3 = new ViewElement( 'p', { 'style': 'top:10px;', 'class': 'qux bar' }, [ text2, child2 ] );
  450. el.appendChildren( [ child1, child3 ] );
  451. const newConsumable = ViewConsumable.createFromElement( el );
  452. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  453. expect( newConsumable.test( text1 ) ).to.be.true;
  454. expect( newConsumable.test( text2 ) ).to.be.true;
  455. expect( newConsumable.test( child1, { name: true, attribute: 'title' } ) ).to.be.true;
  456. expect( newConsumable.test( child2, { name: true } ) ).to.be.true;
  457. expect( newConsumable.test( child3, { name: true, style: 'top', class: [ 'qux', 'bar' ] } ) ).to.be.true;
  458. } );
  459. } );
  460. } );