viewconsumable.js 22 KB

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  1. /**
  2. * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. import ViewElement from '../../src/view/element';
  6. import ViewText from '../../src/view/text';
  7. import ViewDocumentFragment from '../../src/view/documentfragment';
  8. import ViewConsumable from '../../src/conversion/viewconsumable';
  9. describe( 'ViewConsumable', () => {
  10. let viewConsumable;
  11. let el;
  12. beforeEach( () => {
  13. viewConsumable = new ViewConsumable();
  14. el = new ViewElement( 'p' );
  15. } );
  16. describe( 'add', () => {
  17. it( 'should allow to add element name', () => {
  18. viewConsumable.add( el, { name: true } );
  19. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  20. } );
  21. it( 'should allow to add text node', () => {
  22. const text = new ViewText( 'foobar' );
  23. viewConsumable.add( text );
  24. expect( viewConsumable.test( text ) ).to.be.true;
  25. } );
  26. it( 'should allow to add document fragment', () => {
  27. const fragment = new ViewDocumentFragment();
  28. viewConsumable.add( fragment );
  29. expect( viewConsumable.test( fragment ) ).to.be.true;
  30. } );
  31. it( 'should allow to add attributes classes and styles', () => {
  32. viewConsumable.add( el, { attribute: 'href' } );
  33. viewConsumable.add( el, { class: 'foobar' } );
  34. viewConsumable.add( el, { style: 'color' } );
  35. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  36. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  37. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  38. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  39. } );
  40. it( 'should allow to add attributes classes and styles in one call', () => {
  41. viewConsumable.add( el, { attribute: 'href', class: 'foobar', style: 'color' } );
  42. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  43. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  44. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  45. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  46. } );
  47. it( 'should allow to add multiple attributes in one call', () => {
  48. viewConsumable.add( el, { attribute: [ 'href', 'target', 'title' ] } );
  49. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  50. expect( viewConsumable.test( el, { attribute: 'target' } ) ).to.be.true;
  51. expect( viewConsumable.test( el, { attribute: 'title' } ) ).to.be.true;
  52. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  53. } );
  54. it( 'should allow to add multiple classes in one call', () => {
  55. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  56. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  57. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.true;
  58. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.true;
  59. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  60. } );
  61. it( 'should allow to add multiple styles in one call', () => {
  62. viewConsumable.add( el, { style: [ 'color', 'position', 'top' ] } );
  63. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  64. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.true;
  65. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  66. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  67. } );
  68. it( 'should throw if class attribute is added', () => {
  69. expect( () => {
  70. viewConsumable.add( el, { attribute: 'class' } );
  71. } ).to.throw( 'viewconsumable-invalid-attribute' );
  72. } );
  73. it( 'should throw if style attribute is added', () => {
  74. expect( () => {
  75. viewConsumable.add( el, { attribute: 'style' } );
  76. } ).to.throw( 'viewconsumable-invalid-attribute' );
  77. } );
  78. } );
  79. describe( 'test', () => {
  80. it( 'should test element name', () => {
  81. const el2 = new ViewElement( 'p' );
  82. viewConsumable.add( el, { name: true } );
  83. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  84. expect( viewConsumable.test( el2, { name: true } ) ).to.be.null;
  85. } );
  86. it( 'should test text nodes', () => {
  87. const text1 = new ViewText();
  88. const text2 = new ViewText();
  89. viewConsumable.add( text1 );
  90. expect( viewConsumable.test( text1 ) ).to.be.true;
  91. expect( viewConsumable.test( text2 ) ).to.be.null;
  92. } );
  93. it( 'should test document fragments', () => {
  94. const fragment1 = new ViewDocumentFragment();
  95. const fragment2 = new ViewDocumentFragment();
  96. viewConsumable.add( fragment1 );
  97. expect( viewConsumable.test( fragment1 ) ).to.be.true;
  98. expect( viewConsumable.test( fragment2 ) ).to.be.null;
  99. } );
  100. it( 'should test attributes, classes and styles', () => {
  101. const el = new ViewElement( 'p' );
  102. viewConsumable.add( el, { attribute: 'href', class: 'foobar', style: 'color' } );
  103. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.true;
  104. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  105. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  106. expect( viewConsumable.test( el, { attribute: 'href', class: 'foobar', style: 'color' } ) ).to.be.true;
  107. expect( viewConsumable.test( el, { attribute: 'href', class: 'baz' } ) ).to.be.null;
  108. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  109. viewConsumable.consume( el, { style: 'color' } );
  110. expect( viewConsumable.test( el, { attribute: 'href', style: 'color' } ) ).to.be.false;
  111. } );
  112. it( 'should allow to test multiple attributes in one call', () => {
  113. viewConsumable.add( el, { attribute: [ 'href', 'title', 'target' ] } );
  114. expect( viewConsumable.test( el, { attribute: [ 'href', 'title', 'target' ] } ) ).to.be.true;
  115. expect( viewConsumable.test( el, { attribute: [ 'href', 'title', 'alt' ] } ) ).to.be.null;
  116. viewConsumable.consume( el, { attribute: 'target' } );
  117. expect( viewConsumable.test( el, { attribute: [ 'href', 'title', 'target' ] } ) ).to.be.false;
  118. } );
  119. it( 'should allow to test multiple classes in one call', () => {
  120. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  121. expect( viewConsumable.test( el, { class: [ 'foo', 'bar', 'baz' ] } ) ).to.be.true;
  122. expect( viewConsumable.test( el, { class: [ 'foo', 'bar', 'qux' ] } ) ).to.be.null;
  123. viewConsumable.consume( el, { class: 'bar' } );
  124. expect( viewConsumable.test( el, { class: [ 'foo', 'bar', 'baz' ] } ) ).to.be.false;
  125. } );
  126. it( 'should allow to test multiple styles in one call', () => {
  127. viewConsumable.add( el, { style: [ 'color', 'position', 'top' ] } );
  128. expect( viewConsumable.test( el, { style: [ 'color', 'position', 'top' ] } ) ).to.be.true;
  129. expect( viewConsumable.test( el, { style: [ 'color', 'position', 'left' ] } ) ).to.be.null;
  130. viewConsumable.consume( el, { style: 'top' } );
  131. expect( viewConsumable.test( el, { style: [ 'color', 'position', 'top' ] } ) ).to.be.false;
  132. } );
  133. it( 'should return null if not consumable', () => {
  134. expect( viewConsumable.test( el ) ).to.be.null;
  135. } );
  136. it( 'should return false if already consumed', () => {
  137. viewConsumable.add( el, { name: true } );
  138. viewConsumable.consume( el, { name: true } );
  139. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  140. } );
  141. it( 'should return null if first non-consumable item is found', () => {
  142. viewConsumable.add( el, { attribute: 'foo' } );
  143. expect( viewConsumable.test( el, { attribute: [ 'foo', 'bar' ] } ) ).to.be.null;
  144. } );
  145. it( 'should return false if first already consumed item is found', () => {
  146. viewConsumable.add( el, { name: true, attribute: [ 'foo', 'bar' ] } );
  147. viewConsumable.consume( el, { attribute: 'bar' } );
  148. viewConsumable.consume( el, { name: true } );
  149. expect( viewConsumable.test( el, { attribute: [ 'foo', 'bar' ] } ) ).to.be.false;
  150. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  151. } );
  152. it( 'should test all classes if class attribute is tested', () => {
  153. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  154. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.true;
  155. expect( viewConsumable.consume( el, { class: 'baz' } ) ).to.be.true;
  156. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  157. } );
  158. it( 'should test all styles if style attribute is tested', () => {
  159. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  160. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.true;
  161. expect( viewConsumable.consume( el, { style: 'top' } ) ).to.be.true;
  162. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  163. } );
  164. it( 'should return false when testing class attribute when consumed classes exists', () => {
  165. viewConsumable.add( el, { class: [ 'foo', 'baz' ] } );
  166. expect( viewConsumable.consume( el, { class: 'baz' } ) ).to.be.true;
  167. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  168. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.false;
  169. } );
  170. it( 'should return false when testing style attribute when consumed styles exists', () => {
  171. viewConsumable.add( el, { style: [ 'top', 'left' ] } );
  172. expect( viewConsumable.consume( el, { style: 'top' } ) ).to.be.true;
  173. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  174. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.false;
  175. } );
  176. } );
  177. describe( 'consume', () => {
  178. it( 'should consume element', () => {
  179. viewConsumable.add( el, { name: true } );
  180. const consumed = viewConsumable.consume( el, { name: true } );
  181. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  182. expect( consumed ).to.be.true;
  183. } );
  184. it( 'should consume text node', () => {
  185. const text = new ViewText();
  186. viewConsumable.add( text );
  187. const consumed = viewConsumable.consume( text );
  188. expect( consumed ).to.be.true;
  189. expect( viewConsumable.test( text ) ).to.be.false;
  190. expect( viewConsumable.consume( text ) ).to.be.false;
  191. } );
  192. it( 'should consume document fragment', () => {
  193. const fragment = new ViewDocumentFragment();
  194. viewConsumable.add( fragment );
  195. const consumed = viewConsumable.consume( fragment );
  196. expect( consumed ).to.be.true;
  197. expect( viewConsumable.test( fragment ) ).to.be.false;
  198. expect( viewConsumable.consume( fragment ) ).to.be.false;
  199. } );
  200. it( 'should not consume element not marked for consumption', () => {
  201. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  202. } );
  203. it( 'should not consume element already consumed', () => {
  204. viewConsumable.add( el, { name: true } );
  205. expect( viewConsumable.consume( el, { name: true } ) ).to.be.true;
  206. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  207. } );
  208. it( 'should consume attributes, classes and styles', () => {
  209. viewConsumable.add( el, { class: 'foobar', attribute: 'href', style: 'color' } );
  210. const consumed1 = viewConsumable.consume( el, { class: 'foobar' } );
  211. const consumed2 = viewConsumable.consume( el, { attribute: 'href' } );
  212. const consumed3 = viewConsumable.consume( el, { style: 'color' } );
  213. expect( consumed1 ).to.be.true;
  214. expect( consumed2 ).to.be.true;
  215. expect( consumed3 ).to.be.true;
  216. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.false;
  217. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.false;
  218. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  219. } );
  220. it( 'should consume multiple attributes', () => {
  221. viewConsumable.add( el, { attribute: [ 'href', 'title', 'name' ] } );
  222. const consumed = viewConsumable.consume( el, { attribute: [ 'href', 'title' ] } );
  223. expect( consumed ).to.be.true;
  224. expect( viewConsumable.test( el, { attribute: 'href' } ) ).to.be.false;
  225. expect( viewConsumable.test( el, { attribute: 'title' } ) ).to.be.false;
  226. expect( viewConsumable.test( el, { attribute: 'name' } ) ).to.be.true;
  227. } );
  228. it( 'should consume multiple styles', () => {
  229. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  230. const consumed = viewConsumable.consume( el, { style: [ 'color', 'position' ] } );
  231. expect( consumed ).to.be.true;
  232. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  233. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.false;
  234. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  235. } );
  236. it( 'should consume multiple classes', () => {
  237. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  238. const consumed = viewConsumable.consume( el, { class: [ 'bar', 'baz' ] } );
  239. expect( consumed ).to.be.true;
  240. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.false;
  241. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.false;
  242. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  243. } );
  244. it( 'should consume only if all items can be consumed', () => {
  245. viewConsumable.add( el, { style: [ 'position', 'color' ], attribute: [ 'href', 'title' ] } );
  246. const consumed = viewConsumable.consume( el, { style: [ 'color', 'top' ] } );
  247. expect( consumed ).to.be.false;
  248. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  249. } );
  250. it( 'should consume all classes when class attribute is provided', () => {
  251. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.false;
  252. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  253. expect( viewConsumable.consume( el, { attribute: 'class' } ) ).to.be.true;
  254. expect( viewConsumable.test( el, { attribute: 'class' } ) ).to.be.false;
  255. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.false;
  256. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.false;
  257. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.false;
  258. } );
  259. it( 'should consume all styles when style attribute is provided', () => {
  260. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.false;
  261. viewConsumable.add( el, { style: [ 'color', 'top', 'position' ] } );
  262. expect( viewConsumable.consume( el, { attribute: 'style' } ) ).to.be.true;
  263. expect( viewConsumable.test( el, { attribute: 'style' } ) ).to.be.false;
  264. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.false;
  265. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.false;
  266. expect( viewConsumable.test( el, { style: 'position' } ) ).to.be.false;
  267. } );
  268. } );
  269. describe( 'revert', () => {
  270. it( 'should revert single element', () => {
  271. viewConsumable.add( el, { name: true } );
  272. viewConsumable.consume( el, { name: true } );
  273. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  274. viewConsumable.revert( el, { name: true } );
  275. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  276. } );
  277. it( 'should revert text node', () => {
  278. const text1 = new ViewText();
  279. const text2 = new ViewText();
  280. viewConsumable.add( text1 );
  281. viewConsumable.consume( text1 );
  282. viewConsumable.revert( text1 );
  283. viewConsumable.revert( text2 );
  284. expect( viewConsumable.test( text1 ) ).to.be.true;
  285. expect( viewConsumable.test( text2 ) ).to.be.null;
  286. } );
  287. it( 'should revert document fragment', () => {
  288. const fragment1 = new ViewDocumentFragment();
  289. const fragment2 = new ViewDocumentFragment();
  290. viewConsumable.add( fragment1 );
  291. viewConsumable.consume( fragment1 );
  292. viewConsumable.revert( fragment1 );
  293. viewConsumable.revert( fragment2 );
  294. expect( viewConsumable.test( fragment1 ) ).to.be.true;
  295. expect( viewConsumable.test( fragment2 ) ).to.be.null;
  296. } );
  297. it( 'should not revert element that was never added', () => {
  298. viewConsumable.revert( el, { name: true } );
  299. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  300. } );
  301. it( 'should do nothing on not consumed element', () => {
  302. viewConsumable.add( el, { name: true } );
  303. viewConsumable.revert( el, { name: true } );
  304. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  305. } );
  306. it( 'should revert classes, attributes and styles', () => {
  307. viewConsumable.add( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  308. viewConsumable.consume( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  309. viewConsumable.revert( el, { class: 'foobar' } );
  310. viewConsumable.revert( el, { style: 'color' } );
  311. viewConsumable.revert( el, { attribute: 'name' } );
  312. expect( viewConsumable.test( el, { class: 'foobar', style: 'color', attribute: 'name' } ) ).to.be.true;
  313. } );
  314. it( 'should revert multiple classes, attributes and styles in one call #1', () => {
  315. viewConsumable.add( el, {
  316. class: 'foobar',
  317. style: 'color',
  318. attribute: 'name'
  319. } );
  320. viewConsumable.consume( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  321. viewConsumable.revert( el, { class: 'foobar', style: 'color', attribute: 'name' } );
  322. expect( viewConsumable.test( el, { class: 'foobar', style: 'color', attribute: 'name' } ) ).to.be.true;
  323. } );
  324. it( 'should revert multiple classes, attributes and styles in one call #2', () => {
  325. const consumables = {
  326. class: [ 'foobar', 'baz' ],
  327. style: [ 'color', 'position' ],
  328. attribute: [ 'name', 'href' ]
  329. };
  330. viewConsumable.add( el, consumables );
  331. viewConsumable.consume( el, consumables );
  332. viewConsumable.revert( el, consumables );
  333. expect( viewConsumable.test( el, consumables ) ).to.be.true;
  334. } );
  335. it( 'should revert only items that were previously added', () => {
  336. viewConsumable.add( el, { class: 'foobar' } );
  337. viewConsumable.consume( el, { class: 'foobar' } );
  338. viewConsumable.revert( el, { class: 'foobar', attribute: 'name' } );
  339. expect( viewConsumable.test( el, { class: 'foobar' } ) ).to.be.true;
  340. expect( viewConsumable.test( el, { attribute: 'name' } ) ).to.be.null;
  341. } );
  342. it( 'should revert all classes when class attribute is provided', () => {
  343. viewConsumable.add( el, { class: [ 'foo', 'bar', 'baz' ] } );
  344. expect( viewConsumable.consume( el, { class: [ 'foo', 'bar', 'baz' ] } ) ).to.be.true;
  345. viewConsumable.revert( el, { attribute: 'class' } );
  346. expect( viewConsumable.test( el, { class: 'foo' } ) ).to.be.true;
  347. expect( viewConsumable.test( el, { class: 'bar' } ) ).to.be.true;
  348. expect( viewConsumable.test( el, { class: 'baz' } ) ).to.be.true;
  349. expect( viewConsumable.test( el, { class: 'qux' } ) ).to.be.null;
  350. } );
  351. it( 'should revert all styles when style attribute is provided', () => {
  352. viewConsumable.add( el, { style: [ 'color', 'top' ] } );
  353. expect( viewConsumable.consume( el, { style: [ 'color', 'top' ] } ) ).to.be.true;
  354. viewConsumable.revert( el, { attribute: 'style' } );
  355. expect( viewConsumable.test( el, { style: 'color' } ) ).to.be.true;
  356. expect( viewConsumable.test( el, { style: 'top' } ) ).to.be.true;
  357. expect( viewConsumable.test( el, { style: 'qux' } ) ).to.be.null;
  358. } );
  359. } );
  360. describe( 'consumablesFromElement', () => {
  361. it( 'should create consumable object from element', () => {
  362. const consumables = ViewConsumable.consumablesFromElement( el );
  363. expect( consumables ).to.be.an( 'object' );
  364. expect( consumables.name ).to.be.true;
  365. expect( consumables.attribute ).to.be.an( 'array' );
  366. expect( consumables.attribute.length ).to.equal( 0 );
  367. expect( consumables.class ).to.be.an( 'array' );
  368. expect( consumables.class.length ).to.equal( 0 );
  369. expect( consumables.style ).to.be.an( 'array' );
  370. expect( consumables.style.length ).to.equal( 0 );
  371. } );
  372. it( 'should add all attributes', () => {
  373. el.setAttribute( 'title', 'foobar' );
  374. el.setAttribute( 'href', 'https://ckeditor.com' );
  375. const consumables = ViewConsumable.consumablesFromElement( el );
  376. expect( consumables.attribute.length ).to.equal( 2 );
  377. expect( consumables.attribute.indexOf( 'title' ) > -1 ).to.be.true;
  378. expect( consumables.attribute.indexOf( 'href' ) > -1 ).to.be.true;
  379. expect( consumables.class.length ).to.equal( 0 );
  380. expect( consumables.style.length ).to.equal( 0 );
  381. expect( consumables.name ).to.be.true;
  382. } );
  383. it( 'should add all classes', () => {
  384. el.addClass( 'foo', 'bar', 'baz' );
  385. const consumables = ViewConsumable.consumablesFromElement( el );
  386. expect( consumables.class.length ).to.equal( 3 );
  387. expect( consumables.class.indexOf( 'foo' ) > -1 ).to.be.true;
  388. expect( consumables.class.indexOf( 'bar' ) > -1 ).to.be.true;
  389. expect( consumables.class.indexOf( 'baz' ) > -1 ).to.be.true;
  390. expect( consumables.attribute.length ).to.equal( 0 );
  391. expect( consumables.style.length ).to.equal( 0 );
  392. expect( consumables.name ).to.be.true;
  393. } );
  394. it( 'should add all styles', () => {
  395. el.setStyle( {
  396. color: 'red',
  397. position: 'absolute'
  398. } );
  399. const consumables = ViewConsumable.consumablesFromElement( el );
  400. expect( consumables.style.length ).to.equal( 2 );
  401. expect( consumables.style.indexOf( 'color' ) > -1 ).to.be.true;
  402. expect( consumables.style.indexOf( 'position' ) > -1 ).to.be.true;
  403. expect( consumables.attribute.length ).to.equal( 0 );
  404. expect( consumables.class.length ).to.equal( 0 );
  405. expect( consumables.name ).to.be.true;
  406. } );
  407. } );
  408. describe( 'createFrom', () => {
  409. it( 'should return new ViewConsumable instance', () => {
  410. const newConsumable = ViewConsumable.createFrom( el );
  411. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  412. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  413. } );
  414. it( 'should return new ViewConsumable instance from document fragment', () => {
  415. const fragment = new ViewDocumentFragment();
  416. const newConsumable = ViewConsumable.createFrom( fragment );
  417. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  418. expect( newConsumable.test( fragment ) ).to.be.true;
  419. } );
  420. it( 'should add all child elements', () => {
  421. const text1 = new ViewText( 'foo' );
  422. const text2 = new ViewText( 'bar' );
  423. const child1 = new ViewElement( 'p', { 'title': 'baz' }, [ text1 ] );
  424. const child2 = new ViewElement( 'p' );
  425. const child3 = new ViewElement( 'p', { 'style': 'top:10px;', 'class': 'qux bar' }, [ text2, child2 ] );
  426. el.appendChildren( [ child1, child3 ] );
  427. const newConsumable = ViewConsumable.createFrom( el );
  428. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  429. expect( newConsumable.test( text1 ) ).to.be.true;
  430. expect( newConsumable.test( text2 ) ).to.be.true;
  431. expect( newConsumable.test( child1, { name: true, attribute: 'title' } ) ).to.be.true;
  432. expect( newConsumable.test( child2, { name: true } ) ).to.be.true;
  433. expect( newConsumable.test( child3, { name: true, style: 'top', class: [ 'qux', 'bar' ] } ) ).to.be.true;
  434. } );
  435. } );
  436. } );