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viewconsumable.js 27 KB

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  1. /**
  2. * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. import ViewDocument from '../../src/view/document';
  6. import ViewElement from '../../src/view/element';
  7. import ViewText from '../../src/view/text';
  8. import ViewDocumentFragment from '../../src/view/documentfragment';
  9. import ViewConsumable from '../../src/conversion/viewconsumable';
  10. import { addBorderRules } from '../../src/view/styles/border';
  11. import { addMarginRules } from '../../src/view/styles/margin';
  12. import { addPaddingRules } from '../../src/view/styles/padding';
  13. import { StylesProcessor } from '../../src/view/stylesmap';
  14. describe( 'ViewConsumable', () => {
  15. let viewConsumable, el, viewDocument;
  16. beforeEach( () => {
  17. const stylesProcessor = new StylesProcessor();
  18. viewDocument = new ViewDocument( stylesProcessor );
  19. addBorderRules( stylesProcessor );
  20. addMarginRules( stylesProcessor );
  21. addPaddingRules( stylesProcessor );
  22. viewConsumable = new ViewConsumable();
  23. el = new ViewElement( viewDocument, 'p' );
  24. } );
  25. describe( 'add', () => {
  26. it( 'should allow to add element name', () => {
  27. viewConsumable.add( el, { name: true } );
  28. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  29. } );
  30. it( 'should allow to add text node', () => {
  31. const text = new ViewText( viewDocument, 'foobar' );
  32. viewConsumable.add( text );
  33. expect( viewConsumable.test( text ) ).to.be.true;
  34. } );
  35. it( 'should allow to add document fragment', () => {
  36. const fragment = new ViewDocumentFragment( viewDocument );
  37. viewConsumable.add( fragment );
  38. expect( viewConsumable.test( fragment ) ).to.be.true;
  39. } );
  40. it( 'should allow to add attribute classes and styles', () => {
  41. viewConsumable.add( el, { attributes: 'href' } );
  42. viewConsumable.add( el, { classes: 'foobar' } );
  43. viewConsumable.add( el, { styles: 'color' } );
  44. expect( viewConsumable.test( el, { attributes: 'href' } ) ).to.be.true;
  45. expect( viewConsumable.test( el, { classes: 'foobar' } ) ).to.be.true;
  46. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.true;
  47. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  48. } );
  49. it( 'should allow to add attribute classes and styles in one call', () => {
  50. viewConsumable.add( el, { attributes: 'href', classes: 'foobar', styles: 'color' } );
  51. expect( viewConsumable.test( el, { attributes: 'href' } ) ).to.be.true;
  52. expect( viewConsumable.test( el, { classes: 'foobar' } ) ).to.be.true;
  53. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.true;
  54. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  55. } );
  56. it( 'should allow to add multiple attribute in one call', () => {
  57. viewConsumable.add( el, { attributes: [ 'href', 'target', 'title' ] } );
  58. expect( viewConsumable.test( el, { attributes: 'href' } ) ).to.be.true;
  59. expect( viewConsumable.test( el, { attributes: 'target' } ) ).to.be.true;
  60. expect( viewConsumable.test( el, { attributes: 'title' } ) ).to.be.true;
  61. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  62. } );
  63. it( 'should allow to add multiple classes in one call', () => {
  64. viewConsumable.add( el, { classes: [ 'foo', 'bar', 'baz' ] } );
  65. expect( viewConsumable.test( el, { classes: 'foo' } ) ).to.be.true;
  66. expect( viewConsumable.test( el, { classes: 'bar' } ) ).to.be.true;
  67. expect( viewConsumable.test( el, { classes: 'baz' } ) ).to.be.true;
  68. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  69. } );
  70. it( 'should allow to add multiple styles in one call', () => {
  71. viewConsumable.add( el, { styles: [ 'color', 'position', 'top' ] } );
  72. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.true;
  73. expect( viewConsumable.test( el, { styles: 'position' } ) ).to.be.true;
  74. expect( viewConsumable.test( el, { styles: 'top' } ) ).to.be.true;
  75. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  76. } );
  77. it( 'should throw if class attribute is added', () => {
  78. expect( () => {
  79. viewConsumable.add( el, { attributes: 'class' } );
  80. } ).to.throw( 'viewconsumable-invalid-attribute' );
  81. } );
  82. it( 'should throw if style attribute is added', () => {
  83. expect( () => {
  84. viewConsumable.add( el, { attributes: 'style' } );
  85. } ).to.throw( 'viewconsumable-invalid-attribute' );
  86. } );
  87. } );
  88. describe( 'test', () => {
  89. it( 'should test element name', () => {
  90. const el2 = new ViewElement( viewDocument, 'p' );
  91. viewConsumable.add( el, { name: true } );
  92. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  93. expect( viewConsumable.test( el2, { name: true } ) ).to.be.null;
  94. } );
  95. it( 'should test text nodes', () => {
  96. const text1 = new ViewText( viewDocument );
  97. const text2 = new ViewText( viewDocument );
  98. viewConsumable.add( text1 );
  99. expect( viewConsumable.test( text1 ) ).to.be.true;
  100. expect( viewConsumable.test( text2 ) ).to.be.null;
  101. } );
  102. it( 'should test document fragments', () => {
  103. const fragment1 = new ViewDocumentFragment( viewDocument );
  104. const fragment2 = new ViewDocumentFragment( viewDocument );
  105. viewConsumable.add( fragment1 );
  106. expect( viewConsumable.test( fragment1 ) ).to.be.true;
  107. expect( viewConsumable.test( fragment2 ) ).to.be.null;
  108. } );
  109. it( 'should test attribute, classes and styles', () => {
  110. const el = new ViewElement( viewDocument, 'p' );
  111. viewConsumable.add( el, { attributes: 'href', classes: 'foobar', styles: 'color' } );
  112. expect( viewConsumable.test( el, { attributes: 'href' } ) ).to.be.true;
  113. expect( viewConsumable.test( el, { classes: 'foobar' } ) ).to.be.true;
  114. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.true;
  115. expect( viewConsumable.test( el, { attributes: 'href', classes: 'foobar', styles: 'color' } ) ).to.be.true;
  116. expect( viewConsumable.test( el, { attributes: 'href', classes: 'baz' } ) ).to.be.null;
  117. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  118. viewConsumable.consume( el, { styles: 'color' } );
  119. expect( viewConsumable.test( el, { attributes: 'href', styles: 'color' } ) ).to.be.false;
  120. } );
  121. it( 'should allow to test multiple attribute in one call', () => {
  122. viewConsumable.add( el, { attributes: [ 'href', 'title', 'target' ] } );
  123. expect( viewConsumable.test( el, { attributes: [ 'href', 'title', 'target' ] } ) ).to.be.true;
  124. expect( viewConsumable.test( el, { attributes: [ 'href', 'title', 'alt' ] } ) ).to.be.null;
  125. viewConsumable.consume( el, { attributes: 'target' } );
  126. expect( viewConsumable.test( el, { attributes: [ 'href', 'title', 'target' ] } ) ).to.be.false;
  127. } );
  128. it( 'should allow to test multiple classes in one call', () => {
  129. viewConsumable.add( el, { classes: [ 'foo', 'bar', 'baz' ] } );
  130. expect( viewConsumable.test( el, { classes: [ 'foo', 'bar', 'baz' ] } ) ).to.be.true;
  131. expect( viewConsumable.test( el, { classes: [ 'foo', 'bar', 'qux' ] } ) ).to.be.null;
  132. viewConsumable.consume( el, { classes: 'bar' } );
  133. expect( viewConsumable.test( el, { classes: [ 'foo', 'bar', 'baz' ] } ) ).to.be.false;
  134. } );
  135. it( 'should allow to test multiple styles in one call', () => {
  136. viewConsumable.add( el, { styles: [ 'color', 'position', 'top' ] } );
  137. expect( viewConsumable.test( el, { styles: [ 'color', 'position', 'top' ] } ) ).to.be.true;
  138. expect( viewConsumable.test( el, { styles: [ 'color', 'position', 'left' ] } ) ).to.be.null;
  139. viewConsumable.consume( el, { styles: 'top' } );
  140. expect( viewConsumable.test( el, { styles: [ 'color', 'position', 'top' ] } ) ).to.be.false;
  141. } );
  142. it( 'should return null if not consumable', () => {
  143. expect( viewConsumable.test( el ) ).to.be.null;
  144. } );
  145. it( 'should return false if already consumed', () => {
  146. viewConsumable.add( el, { name: true } );
  147. viewConsumable.consume( el, { name: true } );
  148. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  149. } );
  150. it( 'should return null if first non-consumable item is found', () => {
  151. viewConsumable.add( el, { attributes: 'foo' } );
  152. expect( viewConsumable.test( el, { attributes: [ 'foo', 'bar' ] } ) ).to.be.null;
  153. } );
  154. it( 'should return false if first already consumed item is found', () => {
  155. viewConsumable.add( el, { name: true, attributes: [ 'foo', 'bar' ] } );
  156. viewConsumable.consume( el, { attributes: 'bar' } );
  157. viewConsumable.consume( el, { name: true } );
  158. expect( viewConsumable.test( el, { attributes: [ 'foo', 'bar' ] } ) ).to.be.false;
  159. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  160. } );
  161. it( 'should test all classes if class attribute is tested', () => {
  162. viewConsumable.add( el, { classes: [ 'foo', 'bar', 'baz' ] } );
  163. expect( viewConsumable.test( el, { attributes: 'class' } ) ).to.be.true;
  164. expect( viewConsumable.consume( el, { classes: 'baz' } ) ).to.be.true;
  165. expect( viewConsumable.test( el, { attributes: 'class' } ) ).to.be.false;
  166. } );
  167. it( 'should test all styles if style attribute is tested', () => {
  168. viewConsumable.add( el, { styles: [ 'color', 'top', 'position' ] } );
  169. expect( viewConsumable.test( el, { attributes: 'style' } ) ).to.be.true;
  170. expect( viewConsumable.consume( el, { styles: 'top' } ) ).to.be.true;
  171. expect( viewConsumable.test( el, { attributes: 'style' } ) ).to.be.false;
  172. } );
  173. it( 'should return false when testing class attribute when consumed classes exists', () => {
  174. viewConsumable.add( el, { classes: [ 'foo', 'baz' ] } );
  175. expect( viewConsumable.consume( el, { classes: 'baz' } ) ).to.be.true;
  176. expect( viewConsumable.test( el, { attributes: 'class' } ) ).to.be.false;
  177. expect( viewConsumable.consume( el, { attributes: 'class' } ) ).to.be.false;
  178. } );
  179. it( 'should return false when testing style attribute when consumed styles exists', () => {
  180. viewConsumable.add( el, { styles: [ 'top', 'left' ] } );
  181. expect( viewConsumable.consume( el, { styles: 'top' } ) ).to.be.true;
  182. expect( viewConsumable.test( el, { attributes: 'style' } ) ).to.be.false;
  183. expect( viewConsumable.consume( el, { attributes: 'style' } ) ).to.be.false;
  184. } );
  185. } );
  186. describe( 'consume', () => {
  187. it( 'should consume element', () => {
  188. viewConsumable.add( el, { name: true } );
  189. const consumed = viewConsumable.consume( el, { name: true } );
  190. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  191. expect( consumed ).to.be.true;
  192. } );
  193. it( 'should consume text node', () => {
  194. const text = new ViewText( viewDocument );
  195. viewConsumable.add( text );
  196. const consumed = viewConsumable.consume( text );
  197. expect( consumed ).to.be.true;
  198. expect( viewConsumable.test( text ) ).to.be.false;
  199. expect( viewConsumable.consume( text ) ).to.be.false;
  200. } );
  201. it( 'should consume document fragment', () => {
  202. const fragment = new ViewDocumentFragment( viewDocument );
  203. viewConsumable.add( fragment );
  204. const consumed = viewConsumable.consume( fragment );
  205. expect( consumed ).to.be.true;
  206. expect( viewConsumable.test( fragment ) ).to.be.false;
  207. expect( viewConsumable.consume( fragment ) ).to.be.false;
  208. } );
  209. it( 'should not consume element not marked for consumption', () => {
  210. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  211. } );
  212. it( 'should not consume element already consumed', () => {
  213. viewConsumable.add( el, { name: true } );
  214. expect( viewConsumable.consume( el, { name: true } ) ).to.be.true;
  215. expect( viewConsumable.consume( el, { name: true } ) ).to.be.false;
  216. } );
  217. it( 'should consume attribute, classes and styles', () => {
  218. viewConsumable.add( el, { classes: 'foobar', attributes: 'href', styles: 'color' } );
  219. const consumed1 = viewConsumable.consume( el, { classes: 'foobar' } );
  220. const consumed2 = viewConsumable.consume( el, { attributes: 'href' } );
  221. const consumed3 = viewConsumable.consume( el, { styles: 'color' } );
  222. expect( consumed1 ).to.be.true;
  223. expect( consumed2 ).to.be.true;
  224. expect( consumed3 ).to.be.true;
  225. expect( viewConsumable.test( el, { classes: 'foobar' } ) ).to.be.false;
  226. expect( viewConsumable.test( el, { attributes: 'href' } ) ).to.be.false;
  227. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.false;
  228. } );
  229. it( 'should consume multiple attribute', () => {
  230. viewConsumable.add( el, { attributes: [ 'href', 'title', 'name' ] } );
  231. const consumed = viewConsumable.consume( el, { attributes: [ 'href', 'title' ] } );
  232. expect( consumed ).to.be.true;
  233. expect( viewConsumable.test( el, { attributes: 'href' } ) ).to.be.false;
  234. expect( viewConsumable.test( el, { attributes: 'title' } ) ).to.be.false;
  235. expect( viewConsumable.test( el, { attributes: 'name' } ) ).to.be.true;
  236. } );
  237. it( 'should consume multiple styles', () => {
  238. viewConsumable.add( el, { styles: [ 'color', 'top', 'position' ] } );
  239. const consumed = viewConsumable.consume( el, { styles: [ 'color', 'position' ] } );
  240. expect( consumed ).to.be.true;
  241. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.false;
  242. expect( viewConsumable.test( el, { styles: 'position' } ) ).to.be.false;
  243. expect( viewConsumable.test( el, { styles: 'top' } ) ).to.be.true;
  244. } );
  245. it( 'should consume multiple classes', () => {
  246. viewConsumable.add( el, { classes: [ 'foo', 'bar', 'baz' ] } );
  247. const consumed = viewConsumable.consume( el, { classes: [ 'bar', 'baz' ] } );
  248. expect( consumed ).to.be.true;
  249. expect( viewConsumable.test( el, { classes: 'bar' } ) ).to.be.false;
  250. expect( viewConsumable.test( el, { classes: 'baz' } ) ).to.be.false;
  251. expect( viewConsumable.test( el, { classes: 'foo' } ) ).to.be.true;
  252. } );
  253. it( 'should consume only if all items can be consumed', () => {
  254. viewConsumable.add( el, { styles: [ 'position', 'color' ], attributes: [ 'href', 'title' ] } );
  255. const consumed = viewConsumable.consume( el, { styles: [ 'color', 'top' ] } );
  256. expect( consumed ).to.be.false;
  257. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.true;
  258. } );
  259. it( 'should consume all classes when class attribute is provided', () => {
  260. expect( viewConsumable.consume( el, { attributes: 'class' } ) ).to.be.false;
  261. viewConsumable.add( el, { classes: [ 'foo', 'bar', 'baz' ] } );
  262. expect( viewConsumable.consume( el, { attributes: 'class' } ) ).to.be.true;
  263. expect( viewConsumable.test( el, { attributes: 'class' } ) ).to.be.false;
  264. expect( viewConsumable.test( el, { classes: 'foo' } ) ).to.be.false;
  265. expect( viewConsumable.test( el, { classes: 'bar' } ) ).to.be.false;
  266. expect( viewConsumable.test( el, { classes: 'baz' } ) ).to.be.false;
  267. } );
  268. it( 'should consume all styles when style attribute is provided', () => {
  269. expect( viewConsumable.consume( el, { attributes: 'style' } ) ).to.be.false;
  270. viewConsumable.add( el, { styles: [ 'color', 'top', 'position' ] } );
  271. expect( viewConsumable.consume( el, { attributes: 'style' } ) ).to.be.true;
  272. expect( viewConsumable.test( el, { attributes: 'style' } ) ).to.be.false;
  273. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.false;
  274. expect( viewConsumable.test( el, { styles: 'top' } ) ).to.be.false;
  275. expect( viewConsumable.test( el, { styles: 'position' } ) ).to.be.false;
  276. } );
  277. } );
  278. describe( 'revert', () => {
  279. it( 'should revert single element', () => {
  280. viewConsumable.add( el, { name: true } );
  281. viewConsumable.consume( el, { name: true } );
  282. expect( viewConsumable.test( el, { name: true } ) ).to.be.false;
  283. viewConsumable.revert( el, { name: true } );
  284. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  285. } );
  286. it( 'should revert text node', () => {
  287. const text1 = new ViewText( viewDocument );
  288. const text2 = new ViewText( viewDocument );
  289. viewConsumable.add( text1 );
  290. viewConsumable.consume( text1 );
  291. viewConsumable.revert( text1 );
  292. viewConsumable.revert( text2 );
  293. expect( viewConsumable.test( text1 ) ).to.be.true;
  294. expect( viewConsumable.test( text2 ) ).to.be.null;
  295. } );
  296. it( 'should revert document fragment', () => {
  297. const fragment1 = new ViewDocumentFragment( viewDocument );
  298. const fragment2 = new ViewDocumentFragment( viewDocument );
  299. viewConsumable.add( fragment1 );
  300. viewConsumable.consume( fragment1 );
  301. viewConsumable.revert( fragment1 );
  302. viewConsumable.revert( fragment2 );
  303. expect( viewConsumable.test( fragment1 ) ).to.be.true;
  304. expect( viewConsumable.test( fragment2 ) ).to.be.null;
  305. } );
  306. it( 'should not revert element that was never added', () => {
  307. viewConsumable.revert( el, { name: true } );
  308. expect( viewConsumable.test( el, { name: true } ) ).to.be.null;
  309. } );
  310. it( 'should do nothing on not consumed element', () => {
  311. viewConsumable.add( el, { name: true } );
  312. viewConsumable.revert( el, { name: true } );
  313. expect( viewConsumable.test( el, { name: true } ) ).to.be.true;
  314. } );
  315. it( 'should revert classes, attribute and styles', () => {
  316. viewConsumable.add( el, { classes: 'foobar', styles: 'color', attributes: 'name' } );
  317. viewConsumable.consume( el, { classes: 'foobar', styles: 'color', attributes: 'name' } );
  318. viewConsumable.revert( el, { classes: 'foobar' } );
  319. viewConsumable.revert( el, { styles: 'color' } );
  320. viewConsumable.revert( el, { attributes: 'name' } );
  321. expect( viewConsumable.test( el, { classes: 'foobar', styles: 'color', attributes: 'name' } ) ).to.be.true;
  322. } );
  323. it( 'should revert multiple classes, attribute and styles in one call #1', () => {
  324. viewConsumable.add( el, {
  325. classes: 'foobar',
  326. styles: 'color',
  327. attributes: 'name'
  328. } );
  329. viewConsumable.consume( el, { classes: 'foobar', styles: 'color', attributes: 'name' } );
  330. viewConsumable.revert( el, { classes: 'foobar', styles: 'color', attributes: 'name' } );
  331. expect( viewConsumable.test( el, { classes: 'foobar', styles: 'color', attributes: 'name' } ) ).to.be.true;
  332. } );
  333. it( 'should revert multiple classes, attribute and styles in one call #2', () => {
  334. const consumables = {
  335. classes: [ 'foobar', 'baz' ],
  336. styles: [ 'color', 'position' ],
  337. attributes: [ 'name', 'href' ]
  338. };
  339. viewConsumable.add( el, consumables );
  340. viewConsumable.consume( el, consumables );
  341. viewConsumable.revert( el, consumables );
  342. expect( viewConsumable.test( el, consumables ) ).to.be.true;
  343. } );
  344. it( 'should revert only items that were previously added', () => {
  345. viewConsumable.add( el, { classes: 'foobar' } );
  346. viewConsumable.consume( el, { classes: 'foobar' } );
  347. viewConsumable.revert( el, { classes: 'foobar', attributes: 'name' } );
  348. expect( viewConsumable.test( el, { classes: 'foobar' } ) ).to.be.true;
  349. expect( viewConsumable.test( el, { attributes: 'name' } ) ).to.be.null;
  350. } );
  351. it( 'should revert all classes when class attribute is provided', () => {
  352. viewConsumable.add( el, { classes: [ 'foo', 'bar', 'baz' ] } );
  353. expect( viewConsumable.consume( el, { classes: [ 'foo', 'bar', 'baz' ] } ) ).to.be.true;
  354. viewConsumable.revert( el, { attributes: 'class' } );
  355. expect( viewConsumable.test( el, { classes: 'foo' } ) ).to.be.true;
  356. expect( viewConsumable.test( el, { classes: 'bar' } ) ).to.be.true;
  357. expect( viewConsumable.test( el, { classes: 'baz' } ) ).to.be.true;
  358. expect( viewConsumable.test( el, { classes: 'qux' } ) ).to.be.null;
  359. } );
  360. it( 'should revert all styles when style attribute is provided', () => {
  361. viewConsumable.add( el, { styles: [ 'color', 'top' ] } );
  362. expect( viewConsumable.consume( el, { styles: [ 'color', 'top' ] } ) ).to.be.true;
  363. viewConsumable.revert( el, { attributes: 'style' } );
  364. expect( viewConsumable.test( el, { styles: 'color' } ) ).to.be.true;
  365. expect( viewConsumable.test( el, { styles: 'top' } ) ).to.be.true;
  366. expect( viewConsumable.test( el, { styles: 'qux' } ) ).to.be.null;
  367. } );
  368. } );
  369. describe( 'consumablesFromElement', () => {
  370. it( 'should create consumable object from element', () => {
  371. const consumables = ViewConsumable.consumablesFromElement( el );
  372. expect( consumables ).to.be.an( 'object' );
  373. expect( consumables.name ).to.be.true;
  374. expect( consumables.attributes ).to.be.an( 'array' );
  375. expect( consumables.attributes.length ).to.equal( 0 );
  376. expect( consumables.classes ).to.be.an( 'array' );
  377. expect( consumables.classes.length ).to.equal( 0 );
  378. expect( consumables.styles ).to.be.an( 'array' );
  379. expect( consumables.styles.length ).to.equal( 0 );
  380. } );
  381. it( 'should add all attribute', () => {
  382. el._setAttribute( 'title', 'foobar' );
  383. el._setAttribute( 'href', 'https://ckeditor.com' );
  384. const consumables = ViewConsumable.consumablesFromElement( el );
  385. expect( consumables.attributes.length ).to.equal( 2 );
  386. expect( consumables.attributes.indexOf( 'title' ) > -1 ).to.be.true;
  387. expect( consumables.attributes.indexOf( 'href' ) > -1 ).to.be.true;
  388. expect( consumables.classes.length ).to.equal( 0 );
  389. expect( consumables.styles.length ).to.equal( 0 );
  390. expect( consumables.name ).to.be.true;
  391. } );
  392. it( 'should add all classes', () => {
  393. el._addClass( [ 'foo', 'bar', 'baz' ] );
  394. const consumables = ViewConsumable.consumablesFromElement( el );
  395. expect( consumables.classes.length ).to.equal( 3 );
  396. expect( consumables.classes.indexOf( 'foo' ) > -1 ).to.be.true;
  397. expect( consumables.classes.indexOf( 'bar' ) > -1 ).to.be.true;
  398. expect( consumables.classes.indexOf( 'baz' ) > -1 ).to.be.true;
  399. expect( consumables.attributes.length ).to.equal( 0 );
  400. expect( consumables.styles.length ).to.equal( 0 );
  401. expect( consumables.name ).to.be.true;
  402. } );
  403. it( 'should add all styles', () => {
  404. el._setStyle( {
  405. color: 'red',
  406. position: 'absolute'
  407. } );
  408. const consumables = ViewConsumable.consumablesFromElement( el );
  409. expect( consumables.styles.length ).to.equal( 2 );
  410. expect( consumables.styles.indexOf( 'color' ) > -1 ).to.be.true;
  411. expect( consumables.styles.indexOf( 'position' ) > -1 ).to.be.true;
  412. expect( consumables.attributes.length ).to.equal( 0 );
  413. expect( consumables.classes.length ).to.equal( 0 );
  414. expect( consumables.name ).to.be.true;
  415. } );
  416. } );
  417. describe( 'createFrom', () => {
  418. it( 'should return new ViewConsumable instance', () => {
  419. const newConsumable = ViewConsumable.createFrom( el );
  420. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  421. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  422. } );
  423. it( 'should return new ViewConsumable instance from document fragment', () => {
  424. const fragment = new ViewDocumentFragment( viewDocument );
  425. const newConsumable = ViewConsumable.createFrom( fragment );
  426. expect( newConsumable ).to.be.instanceof( ViewConsumable );
  427. expect( newConsumable.test( fragment ) ).to.be.true;
  428. } );
  429. it( 'should add all child elements', () => {
  430. const text1 = new ViewText( viewDocument, 'foo' );
  431. const text2 = new ViewText( viewDocument, 'bar' );
  432. const child1 = new ViewElement( viewDocument, 'p', { 'title': 'baz' }, [ text1 ] );
  433. const child2 = new ViewElement( viewDocument, 'p' );
  434. const child3 = new ViewElement( viewDocument, 'p', { 'style': 'top:10px;', 'class': 'qux bar' }, [ text2, child2 ] );
  435. el._appendChild( [ child1, child3 ] );
  436. const newConsumable = ViewConsumable.createFrom( el );
  437. expect( newConsumable.test( el, { name: true } ) ).to.be.true;
  438. expect( newConsumable.test( text1 ) ).to.be.true;
  439. expect( newConsumable.test( text2 ) ).to.be.true;
  440. expect( newConsumable.test( child1, { name: true, attributes: 'title' } ) ).to.be.true;
  441. expect( newConsumable.test( child2, { name: true } ) ).to.be.true;
  442. expect( newConsumable.test( child3, { name: true, styles: 'top', classes: [ 'qux', 'bar' ] } ) ).to.be.true;
  443. } );
  444. } );
  445. describe( 'style shorthands handling', () => {
  446. describe( 'add', () => {
  447. it( 'should add padding shorthands', () => {
  448. viewConsumable.add( el, { styles: [ 'margin' ] } );
  449. expect( viewConsumable.test( el, { styles: 'margin-top' } ) ).to.be.true;
  450. expect( viewConsumable.test( el, { styles: 'margin-bottom' } ) ).to.be.true;
  451. expect( viewConsumable.test( el, { styles: 'margin-right' } ) ).to.be.true;
  452. expect( viewConsumable.test( el, { styles: 'margin-left' } ) ).to.be.true;
  453. } );
  454. it( 'should add margin shorthands', () => {
  455. viewConsumable.add( el, { styles: [ 'padding' ] } );
  456. expect( viewConsumable.test( el, { styles: 'padding-top' } ) ).to.be.true;
  457. expect( viewConsumable.test( el, { styles: 'padding-bottom' } ) ).to.be.true;
  458. expect( viewConsumable.test( el, { styles: 'padding-right' } ) ).to.be.true;
  459. expect( viewConsumable.test( el, { styles: 'padding-left' } ) ).to.be.true;
  460. } );
  461. it( 'should add table shorthands', () => {
  462. viewConsumable.add( el, { styles: [ 'border' ] } );
  463. expect( viewConsumable.test( el, { styles: 'border-style' } ) ).to.be.true;
  464. expect( viewConsumable.test( el, { styles: 'border-top-style' } ) ).to.be.true;
  465. expect( viewConsumable.test( el, { styles: 'border-bottom-style' } ) ).to.be.true;
  466. expect( viewConsumable.test( el, { styles: 'border-right-style' } ) ).to.be.true;
  467. expect( viewConsumable.test( el, { styles: 'border-left-style' } ) ).to.be.true;
  468. expect( viewConsumable.test( el, { styles: 'border-color' } ) ).to.be.true;
  469. expect( viewConsumable.test( el, { styles: 'border-top-color' } ) ).to.be.true;
  470. expect( viewConsumable.test( el, { styles: 'border-bottom-color' } ) ).to.be.true;
  471. expect( viewConsumable.test( el, { styles: 'border-right-color' } ) ).to.be.true;
  472. expect( viewConsumable.test( el, { styles: 'border-left-color' } ) ).to.be.true;
  473. expect( viewConsumable.test( el, { styles: 'border-width' } ) ).to.be.true;
  474. expect( viewConsumable.test( el, { styles: 'border-top-width' } ) ).to.be.true;
  475. expect( viewConsumable.test( el, { styles: 'border-bottom-width' } ) ).to.be.true;
  476. expect( viewConsumable.test( el, { styles: 'border-right-width' } ) ).to.be.true;
  477. expect( viewConsumable.test( el, { styles: 'border-left-width' } ) ).to.be.true;
  478. } );
  479. } );
  480. it( 'should return false when testing style shorthand for consumed longhand', () => {
  481. viewConsumable.add( el, { styles: [ 'margin' ] } );
  482. expect( viewConsumable.test( el, { styles: 'margin' } ) ).to.be.true;
  483. viewConsumable.consume( el, { styles: 'margin' } );
  484. expect( viewConsumable.test( el, { styles: 'margin-top' } ) ).to.be.false;
  485. expect( viewConsumable.test( el, { styles: 'margin-bottom' } ) ).to.be.false;
  486. expect( viewConsumable.test( el, { styles: 'margin-right' } ) ).to.be.false;
  487. expect( viewConsumable.test( el, { styles: 'margin-left' } ) ).to.be.false;
  488. } );
  489. it( 'should return false when testing style shorthand for consumed shorthand', () => {
  490. viewConsumable.add( el, { styles: [ 'margin', 'margin-top', 'margin-right', 'margin-bottom', 'margin-left' ] } );
  491. expect( viewConsumable.test( el, { styles: 'margin-top' } ) ).to.be.true;
  492. viewConsumable.consume( el, { styles: 'margin-top' } );
  493. expect( viewConsumable.test( el, { styles: 'margin' } ) ).to.be.false;
  494. expect( viewConsumable.test( el, { styles: 'margin-top' } ) ).to.be.false;
  495. expect( viewConsumable.test( el, { styles: 'margin-bottom' } ) ).to.be.true;
  496. expect( viewConsumable.test( el, { styles: 'margin-right' } ) ).to.be.true;
  497. expect( viewConsumable.test( el, { styles: 'margin-left' } ) ).to.be.true;
  498. } );
  499. } );
  500. } );