viewconsumable.js 22 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: conversion */
  6. 'use strict';
  7. import ViewElement from '/ckeditor5/engine/view/element.js';
  8. import ViewText from '/ckeditor5/engine/view/text.js';
  9. import ViewDocumentFragment from '/ckeditor5/engine/view/documentfragment.js';
  10. import ViewConsumable from '/ckeditor5/engine/conversion/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. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  156. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.true;
  157. expect( viewConsumable.consume( el, { class: 'baz' } ) ).to.be.true;
  158. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  159. } );
  160. it( 'should test all styles if style attribute is tested', () => {
  161. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  162. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.true;
  163. expect( viewConsumable.consume( el, { style: 'top' } ) ).to.be.true;
  164. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  165. } );
  166. it( 'should return false when testing class attribute when consumed classes exists', () => {
  167. viewConsumable.add( el, { class: [ 'foo', 'baz' ] } );
  168. expect( viewConsumable.consume( el, { class: 'baz' } ) ).to.be.true;
  169. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  170. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.false;
  171. } );
  172. it( 'should return false when testing style attribute when consumed styles exists', () => {
  173. viewConsumable.add( el, { style: [ 'top', 'left' ] } );
  174. expect( viewConsumable.consume( el, { style: 'top' } ) ).to.be.true;
  175. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  176. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.false;
  177. } );
  178. } );
  179. describe( 'consume', () => {
  180. it( 'should consume element', () => {
  181. viewConsumable.add( el, { name: true } );
  182. const consumed = viewConsumable.consume( el, { name: true } );
  183. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  184. expect( consumed ).to.be.true;
  185. } );
  186. it( 'should consume text node', () => {
  187. const text = new ViewText();
  188. viewConsumable.add( text );
  189. const consumed = viewConsumable.consume( text );
  190. expect( consumed ).to.be.true;
  191. expect( viewConsumable.test( text ) ).to.be.false;
  192. expect( viewConsumable.consume( text ) ).to.be.false;
  193. } );
  194. it( 'should consume document fragment', () => {
  195. const fragment = new ViewDocumentFragment();
  196. viewConsumable.add( fragment );
  197. const consumed = viewConsumable.consume( fragment );
  198. expect( consumed ).to.be.true;
  199. expect( viewConsumable.test( fragment ) ).to.be.false;
  200. expect( viewConsumable.consume( fragment ) ).to.be.false;
  201. } );
  202. it( 'should not consume element not marked for consumption', () => {
  203. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  204. } );
  205. it( 'should not consume element already consumed', () => {
  206. viewConsumable.add( el, { name: true } );
  207. expect( viewConsumable.consume( el, { name: true } ) ).to.be.true;
  208. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  209. } );
  210. it( 'should consume attributes, classes and styles', () => {
  211. viewConsumable.add( el, { class: 'foobar', attribute: 'href', style: 'color' } );
  212. const consumed1 = viewConsumable.consume( el, { class: 'foobar' } );
  213. const consumed2 = viewConsumable.consume( el, { attribute: 'href' } );
  214. const consumed3 = viewConsumable.consume( el, { style: 'color' } );
  215. expect( consumed1 ).to.be.true;
  216. expect( consumed2 ).to.be.true;
  217. expect( consumed3 ).to.be.true;
  218. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.false;
  219. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.false;
  220. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  221. } );
  222. it( 'should consume multiple attributes', () => {
  223. viewConsumable.add( el, { attribute: [ 'href', 'title', 'name' ] } );
  224. const consumed = viewConsumable.consume( el, { attribute: [ 'href', 'title' ] } );
  225. expect( consumed ).to.be.true;
  226. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.false;
  227. expect( viewConsumable.test( el, { attribute: 'title' } ) ).to.be.false;
  228. expect( viewConsumable.test( el, { attribute: 'name' } ) ).to.be.true;
  229. } );
  230. it( 'should consume multiple styles', () => {
  231. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  232. const consumed = viewConsumable.consume( el, { style: [ 'color', 'position' ] } );
  233. expect( consumed ).to.be.true;
  234. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  235. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.false;
  236. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  237. } );
  238. it( 'should consume multiple classes', () => {
  239. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  240. const consumed = viewConsumable.consume( el, { class: [ 'bar', 'baz' ] } );
  241. expect( consumed ).to.be.true;
  242. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.false;
  243. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.false;
  244. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  245. } );
  246. it( 'should consume only if all items can be consumed', () => {
  247. viewConsumable.add( el, { style: [ 'position', 'color' ], attribute: [ 'href', 'title' ] } );
  248. const consumed = viewConsumable.consume( el, { style: [ 'color', 'top' ] } );
  249. expect( consumed ).to.be.false;
  250. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  251. } );
  252. it( 'should consume all classes when class attribute is provided', () => {
  253. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.false;
  254. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  255. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.true;
  256. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  257. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.false;
  258. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.false;
  259. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.false;
  260. } );
  261. it( 'should consume all styles when style attribute is provided', () => {
  262. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.false;
  263. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  264. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.true;
  265. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  266. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  267. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.false;
  268. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.false;
  269. } );
  270. } );
  271. describe( 'revert', () => {
  272. it( 'should revert single element', () => {
  273. viewConsumable.add( el, { name: true } );
  274. viewConsumable.consume( el, { name: true } );
  275. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  276. viewConsumable.revert( el, { name: true } );
  277. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  278. } );
  279. it( 'should revert text node', () => {
  280. const text1 = new ViewText();
  281. const text2 = new ViewText();
  282. viewConsumable.add( text1 );
  283. viewConsumable.consume( text1 );
  284. viewConsumable.revert( text1 );
  285. viewConsumable.revert( text2 );
  286. expect( viewConsumable.test( text1 ) ).to.be.true;
  287. expect( viewConsumable.test( text2 ) ).to.be.null;
  288. } );
  289. it( 'should revert document fragment', () => {
  290. const fragment1 = new ViewDocumentFragment();
  291. const fragment2 = new ViewDocumentFragment();
  292. viewConsumable.add( fragment1 );
  293. viewConsumable.consume( fragment1 );
  294. viewConsumable.revert( fragment1 );
  295. viewConsumable.revert( fragment2 );
  296. expect( viewConsumable.test( fragment1 ) ).to.be.true;
  297. expect( viewConsumable.test( fragment2 ) ).to.be.null;
  298. } );
  299. it( 'should not revert element that was never added', () => {
  300. viewConsumable.revert( el, { name: true } );
  301. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  302. } );
  303. it( 'should do nothing on not consumed element', () => {
  304. viewConsumable.add( el, { name: true } );
  305. viewConsumable.revert( el, { name: true } );
  306. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  307. } );
  308. it( 'should revert classes, attributes and styles', () => {
  309. viewConsumable.add( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  310. viewConsumable.consume( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  311. viewConsumable.revert( el, { class: 'foobar' } );
  312. viewConsumable.revert( el, { style: 'color' } );
  313. viewConsumable.revert( el, { attribute: 'name' } );
  314. expect( viewConsumable.test( el, { class: 'foobar', style: 'color', attribute: 'name' } ) ).to.be.true;
  315. } );
  316. it( 'should revert multiple classes, attributes and styles in one call #1', () => {
  317. viewConsumable.add( el, {
  318. class: 'foobar',
  319. style: 'color',
  320. attribute: 'name'
  321. } );
  322. viewConsumable.consume( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  323. viewConsumable.revert( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  324. expect( viewConsumable.test( el, { class: 'foobar', style: 'color', attribute: 'name' } ) ).to.be.true;
  325. } );
  326. it( 'should revert multiple classes, attributes and styles in one call #2', () => {
  327. const consumables = {
  328. class: [ 'foobar', 'baz' ],
  329. style: [ 'color', 'position' ],
  330. attribute: [ 'name', 'href' ]
  331. };
  332. viewConsumable.add( el, consumables );
  333. viewConsumable.consume( el, consumables );
  334. viewConsumable.revert( el, consumables );
  335. expect( viewConsumable.test( el, consumables ) ).to.be.true;
  336. } );
  337. it( 'should revert only items that were previously added', () => {
  338. viewConsumable.add( el, { class: 'foobar' } );
  339. viewConsumable.consume( el, { class: 'foobar' } );
  340. viewConsumable.revert( el, { class: 'foobar', attribute: 'name' } );
  341. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  342. expect( viewConsumable.test( el, { attribute: 'name' } ) ).to.be.null;
  343. } );
  344. it( 'should revert all classes when class attribute is provided', () => {
  345. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  346. expect( viewConsumable.consume( el, { class: [ 'foo', 'bar', 'baz' ] } ) ).to.be.true;
  347. viewConsumable.revert( el, { attribute: 'class' } );
  348. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  349. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.true;
  350. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.true;
  351. expect( viewConsumable.test( el, { class: 'qux' } ) ).to.be.null;
  352. } );
  353. it( 'should revert all styles when style attribute is provided', () => {
  354. viewConsumable.add( el, { style: [ 'color', 'top' ] } );
  355. expect( viewConsumable.consume( el, { style: [ 'color', 'top' ] } ) ).to.be.true;
  356. viewConsumable.revert( el, { attribute: 'style' } );
  357. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  358. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  359. expect( viewConsumable.test( el, { style: 'qux' } ) ).to.be.null;
  360. } );
  361. } );
  362. describe( 'consumablesFromElement', () => {
  363. it( 'should create consumable object from element', () => {
  364. const consumables = ViewConsumable.consumablesFromElement( el );
  365. expect( consumables ).to.be.an( 'object' );
  366. expect( consumables.name ).to.be.true;
  367. expect( consumables.attribute ).to.be.an( 'array' );
  368. expect( consumables.attribute.length ).to.equal( 0 );
  369. expect( consumables.class ).to.be.an( 'array' );
  370. expect( consumables.class.length ).to.equal( 0 );
  371. expect( consumables.style ).to.be.an( 'array' );
  372. expect( consumables.style.length ).to.equal( 0 );
  373. } );
  374. it( 'should add all attributes', () => {
  375. el.setAttribute( 'title', 'foobar' );
  376. el.setAttribute( 'href', 'https://ckeditor.com' );
  377. const consumables = ViewConsumable.consumablesFromElement( el );
  378. expect( consumables.attribute.length ).to.equal( 2 );
  379. expect( consumables.attribute.indexOf( 'title' ) > -1 ).to.be.true;
  380. expect( consumables.attribute.indexOf( 'href' ) > -1 ).to.be.true;
  381. expect( consumables.class.length ).to.equal( 0 );
  382. expect( consumables.style.length ).to.equal( 0 );
  383. expect( consumables.name ).to.be.true;
  384. } );
  385. it( 'should add all classes', () => {
  386. el.addClass( 'foo', 'bar', 'baz' );
  387. const consumables = ViewConsumable.consumablesFromElement( el );
  388. expect( consumables.class.length ).to.equal( 3 );
  389. expect( consumables.class.indexOf( 'foo' ) > -1 ).to.be.true;
  390. expect( consumables.class.indexOf( 'bar' ) > -1 ).to.be.true;
  391. expect( consumables.class.indexOf( 'baz' ) > -1 ).to.be.true;
  392. expect( consumables.attribute.length ).to.equal( 0 );
  393. expect( consumables.style.length ).to.equal( 0 );
  394. expect( consumables.name ).to.be.true;
  395. } );
  396. it( 'should add all styles', () => {
  397. el.setStyle( {
  398. color: 'red',
  399. position: 'absolute'
  400. } );
  401. const consumables = ViewConsumable.consumablesFromElement( el );
  402. expect( consumables.style.length ).to.equal( 2 );
  403. expect( consumables.style.indexOf( 'color' ) > -1 ).to.be.true;
  404. expect( consumables.style.indexOf( 'position' ) > -1 ).to.be.true;
  405. expect( consumables.attribute.length ).to.equal( 0 );
  406. expect( consumables.class.length ).to.equal( 0 );
  407. expect( consumables.name ).to.be.true;
  408. } );
  409. } );
  410. describe( 'createFrom', () => {
  411. it( 'should return new ViewConsumable instance', () => {
  412. const newConsumable = ViewConsumable.createFrom( el );
  413. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  414. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  415. } );
  416. it( 'should return new ViewConsumable instance from document fragment', () => {
  417. const fragment = new ViewDocumentFragment();
  418. const newConsumable = ViewConsumable.createFrom( fragment );
  419. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  420. expect( newConsumable.test( fragment ) ).to.be.true;
  421. } );
  422. it( 'should add all child elements', () => {
  423. const text1 = new ViewText( 'foo' );
  424. const text2 = new ViewText( 'bar' );
  425. const child1 = new ViewElement( 'p', { 'title': 'baz' }, [ text1 ] );
  426. const child2 = new ViewElement( 'p' );
  427. const child3 = new ViewElement( 'p', { 'style': 'top:10px;', 'class': 'qux bar' }, [ text2, child2 ] );
  428. el.appendChildren( [ child1, child3 ] );
  429. const newConsumable = ViewConsumable.createFrom( el );
  430. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  431. expect( newConsumable.test( text1 ) ).to.be.true;
  432. expect( newConsumable.test( text2 ) ).to.be.true;
  433. expect( newConsumable.test( child1, { name: true, attribute: 'title' } ) ).to.be.true;
  434. expect( newConsumable.test( child2, { name: true } ) ).to.be.true;
  435. expect( newConsumable.test( child3, { name: true, style: 'top', class: [ 'qux', 'bar' ] } ) ).to.be.true;
  436. } );
  437. } );
  438. } );