plugincollection.js 21 KB

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  1. /**
  2. * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. /* globals setTimeout, console */
  6. import Editor from '../src/editor/editor';
  7. import PluginCollection from '../src/plugincollection';
  8. import Plugin from '../src/plugin';
  9. import { expectToThrowCKEditorError, assertCKEditorError } from '@ckeditor/ckeditor5-utils/tests/_utils/utils';
  10. let editor, availablePlugins;
  11. let PluginA, PluginB, PluginC, PluginD, PluginE, PluginF, PluginG, PluginH, PluginI, PluginJ, PluginK, PluginX, PluginFoo, AnotherPluginFoo;
  12. class TestError extends Error {}
  13. class ChildPlugin extends Plugin {}
  14. class GrandPlugin extends ChildPlugin {}
  15. describe( 'PluginCollection', () => {
  16. before( () => {
  17. PluginA = createPlugin( 'A' );
  18. PluginB = createPlugin( 'B' );
  19. PluginC = createPlugin( 'C' );
  20. PluginD = createPlugin( 'D' );
  21. PluginE = createPlugin( 'E' );
  22. PluginF = createPlugin( 'F' );
  23. PluginG = createPlugin( 'G', GrandPlugin );
  24. PluginH = createPlugin( 'H' );
  25. PluginI = createPlugin( 'I' );
  26. PluginJ = createPlugin( 'J' );
  27. PluginK = createPlugin( 'K' );
  28. PluginX = class extends Plugin {
  29. constructor( editor ) {
  30. super( editor );
  31. throw new TestError( 'Some error inside a plugin' );
  32. }
  33. };
  34. PluginFoo = createPlugin( 'Foo' );
  35. AnotherPluginFoo = createPlugin( 'Foo' );
  36. PluginC.requires = [ PluginB ];
  37. PluginD.requires = [ PluginA, PluginC ];
  38. PluginF.requires = [ PluginE ];
  39. PluginE.requires = [ PluginF ];
  40. PluginH.requires = [ PluginI ];
  41. PluginJ.requires = [ 'K' ];
  42. PluginK.requires = [ PluginA ];
  43. editor = new Editor();
  44. } );
  45. beforeEach( () => {
  46. availablePlugins = [
  47. PluginA,
  48. PluginB,
  49. PluginC,
  50. PluginD,
  51. PluginE,
  52. PluginF,
  53. PluginG,
  54. PluginH,
  55. PluginI,
  56. PluginJ,
  57. PluginK,
  58. PluginX
  59. ];
  60. PluginFoo.requires = [];
  61. } );
  62. afterEach( () => {
  63. sinon.restore();
  64. } );
  65. describe( 'load()', () => {
  66. it( 'should not fail when trying to load 0 plugins (empty array)', () => {
  67. const plugins = new PluginCollection( editor, availablePlugins );
  68. return plugins.init( [] )
  69. .then( () => {
  70. expect( getPlugins( plugins ) ).to.be.empty;
  71. } );
  72. } );
  73. it( 'should add collection items for loaded plugins', () => {
  74. const plugins = new PluginCollection( editor, availablePlugins );
  75. return plugins.init( [ PluginA, PluginB ] )
  76. .then( () => {
  77. expect( getPlugins( plugins ).length ).to.equal( 2 );
  78. expect( plugins.get( PluginA ) ).to.be.an.instanceof( PluginA );
  79. expect( plugins.get( PluginB ) ).to.be.an.instanceof( PluginB );
  80. } );
  81. } );
  82. it( 'should add collection items for loaded plugins using plugin names', () => {
  83. const plugins = new PluginCollection( editor, availablePlugins );
  84. return plugins.init( [ 'A', 'B' ] )
  85. .then( () => {
  86. expect( getPlugins( plugins ).length ).to.equal( 2 );
  87. expect( plugins.get( 'A' ) ).to.be.an.instanceof( PluginA );
  88. expect( plugins.get( 'B' ) ).to.be.an.instanceof( PluginB );
  89. } );
  90. } );
  91. it( 'should load dependency plugins', () => {
  92. const plugins = new PluginCollection( editor, availablePlugins );
  93. const spy = sinon.spy( plugins, '_add' );
  94. return plugins.init( [ PluginA, PluginC ] )
  95. .then( loadedPlugins => {
  96. expect( getPlugins( plugins ).length ).to.equal( 3 );
  97. expect( getPluginNames( getPluginsFromSpy( spy ) ) )
  98. .to.deep.equal( [ 'A', 'B', 'C' ], 'order by plugins._add()' );
  99. expect( getPluginNames( loadedPlugins ) )
  100. .to.deep.equal( [ 'A', 'B', 'C' ], 'order by returned value' );
  101. } );
  102. } );
  103. it( 'should load dependency plugins defined by plugin names', () => {
  104. const plugins = new PluginCollection( editor, availablePlugins );
  105. const spy = sinon.spy( plugins, '_add' );
  106. return plugins.init( [ 'J' ] )
  107. .then( loadedPlugins => {
  108. expect( getPlugins( plugins ).length ).to.equal( 3 );
  109. expect( getPluginNames( getPluginsFromSpy( spy ) ) )
  110. .to.deep.equal( [ 'A', 'K', 'J' ], 'order by plugins._add()' );
  111. expect( getPluginNames( loadedPlugins ) )
  112. .to.deep.equal( [ 'A', 'K', 'J' ], 'order by returned value' );
  113. } );
  114. } );
  115. it( 'should be ok when dependencies are loaded first', () => {
  116. const plugins = new PluginCollection( editor, availablePlugins );
  117. const spy = sinon.spy( plugins, '_add' );
  118. return plugins.init( [ PluginA, PluginB, PluginC ] )
  119. .then( loadedPlugins => {
  120. expect( getPlugins( plugins ).length ).to.equal( 3 );
  121. expect( getPluginNames( getPluginsFromSpy( spy ) ) )
  122. .to.deep.equal( [ 'A', 'B', 'C' ], 'order by plugins._add()' );
  123. expect( getPluginNames( loadedPlugins ) )
  124. .to.deep.equal( [ 'A', 'B', 'C' ], 'order by returned value' );
  125. } );
  126. } );
  127. it( 'should load deep dependency plugins', () => {
  128. const plugins = new PluginCollection( editor, availablePlugins );
  129. const spy = sinon.spy( plugins, '_add' );
  130. return plugins.init( [ PluginD ] )
  131. .then( loadedPlugins => {
  132. expect( getPlugins( plugins ).length ).to.equal( 4 );
  133. // The order must have dependencies first.
  134. expect( getPluginNames( getPluginsFromSpy( spy ) ) )
  135. .to.deep.equal( [ 'A', 'B', 'C', 'D' ], 'order by plugins._add()' );
  136. expect( getPluginNames( loadedPlugins ) )
  137. .to.deep.equal( [ 'A', 'B', 'C', 'D' ], 'order by returned value' );
  138. } );
  139. } );
  140. it( 'should handle cross dependency plugins', () => {
  141. const plugins = new PluginCollection( editor, availablePlugins );
  142. const spy = sinon.spy( plugins, '_add' );
  143. return plugins.init( [ PluginA, PluginE ] )
  144. .then( loadedPlugins => {
  145. expect( getPlugins( plugins ).length ).to.equal( 3 );
  146. // The order must have dependencies first.
  147. expect( getPluginNames( getPluginsFromSpy( spy ) ) )
  148. .to.deep.equal( [ 'A', 'F', 'E' ], 'order by plugins._add()' );
  149. expect( getPluginNames( loadedPlugins ) )
  150. .to.deep.equal( [ 'A', 'F', 'E' ], 'order by returned value' );
  151. } );
  152. } );
  153. it( 'should load grand child classes', () => {
  154. const plugins = new PluginCollection( editor, availablePlugins );
  155. return plugins.init( [ PluginG ] )
  156. .then( () => {
  157. expect( getPlugins( plugins ).length ).to.equal( 1 );
  158. } );
  159. } );
  160. it( 'should load plugin which does not extend the base Plugin class', () => {
  161. class Y {}
  162. const plugins = new PluginCollection( editor, availablePlugins );
  163. return plugins.init( [ Y ] )
  164. .then( () => {
  165. expect( getPlugins( plugins ).length ).to.equal( 1 );
  166. } );
  167. } );
  168. it( 'should load plugin which is a simple function', () => {
  169. function pluginAsFunction( editor ) {
  170. this.editor = editor;
  171. }
  172. const plugins = new PluginCollection( editor, availablePlugins );
  173. return plugins.init( [ pluginAsFunction ] )
  174. .then( () => {
  175. expect( getPlugins( plugins ).length ).to.equal( 1 );
  176. } );
  177. } );
  178. it( 'should set the `editor` property on loaded plugins', () => {
  179. const plugins = new PluginCollection( editor, availablePlugins );
  180. function pluginAsFunction( editor ) {
  181. this.editor = editor;
  182. }
  183. class Y {
  184. constructor( editor ) {
  185. this.editor = editor;
  186. }
  187. }
  188. return plugins.init( [ PluginA, PluginB, pluginAsFunction, Y ] )
  189. .then( () => {
  190. expect( plugins.get( PluginA ).editor ).to.equal( editor );
  191. expect( plugins.get( PluginB ).editor ).to.equal( editor );
  192. expect( plugins.get( pluginAsFunction ).editor ).to.equal( editor );
  193. expect( plugins.get( Y ).editor ).to.equal( editor );
  194. } );
  195. } );
  196. it( 'should reject on broken plugins (forward the error thrown in a plugin)', () => {
  197. const consoleErrorStub = sinon.stub( console, 'error' );
  198. const plugins = new PluginCollection( editor, availablePlugins );
  199. return plugins.init( [ PluginA, PluginX, PluginB ] )
  200. // Throw here, so if by any chance plugins.init() was resolved correctly catch() will be stil executed.
  201. .then( () => {
  202. throw new Error( 'Test error: this promise should not be resolved successfully' );
  203. } )
  204. .catch( err => {
  205. expect( err ).to.be.an.instanceof( TestError );
  206. expect( err ).to.have.property( 'message', 'Some error inside a plugin' );
  207. sinon.assert.calledOnce( consoleErrorStub );
  208. expect( consoleErrorStub.args[ 0 ][ 0 ] ).to.match( /^plugincollection-load:/ );
  209. } );
  210. } );
  211. it( 'should reject when loading non-existent plugin', () => {
  212. const consoleErrorStub = sinon.stub( console, 'error' );
  213. const plugins = new PluginCollection( editor, availablePlugins );
  214. return plugins.init( [ 'NonExistentPlugin' ] )
  215. // Throw here, so if by any chance plugins.init() was resolved correctly catch() will be stil executed.
  216. .then( () => {
  217. throw new Error( 'Test error: this promise should not be resolved successfully' );
  218. } )
  219. .catch( err => {
  220. assertCKEditorError( err, /^plugincollection-plugin-not-found/, editor );
  221. sinon.assert.calledOnce( consoleErrorStub );
  222. expect( consoleErrorStub.args[ 0 ][ 0 ] ).to.match( /^plugincollection-plugin-not-found:/ );
  223. } );
  224. } );
  225. it( 'should load chosen plugins (plugins and removePlugins are constructors)', () => {
  226. const plugins = new PluginCollection( editor, availablePlugins );
  227. return plugins.init( [ PluginA, PluginB, PluginC ], [ PluginA ] )
  228. .then( () => {
  229. expect( getPlugins( plugins ).length ).to.equal( 2 );
  230. expect( plugins.get( PluginB ) ).to.be.an.instanceof( PluginB );
  231. expect( plugins.get( PluginC ) ).to.be.an.instanceof( PluginC );
  232. } );
  233. } );
  234. it( 'should load chosen plugins (plugins are constructors, removePlugins are names)', () => {
  235. const plugins = new PluginCollection( editor, availablePlugins );
  236. return plugins.init( [ PluginA, PluginB, PluginC ], [ 'A' ] )
  237. .then( () => {
  238. expect( getPlugins( plugins ).length ).to.equal( 2 );
  239. expect( plugins.get( PluginB ) ).to.be.an.instanceof( PluginB );
  240. expect( plugins.get( PluginC ) ).to.be.an.instanceof( PluginC );
  241. } );
  242. } );
  243. it( 'should load chosen plugins (plugins and removePlugins are names)', () => {
  244. const plugins = new PluginCollection( editor, availablePlugins );
  245. return plugins.init( [ 'A', 'B', 'C' ], [ 'A' ] )
  246. .then( () => {
  247. expect( getPlugins( plugins ).length ).to.equal( 2 );
  248. expect( plugins.get( PluginB ) ).to.be.an.instanceof( PluginB );
  249. expect( plugins.get( PluginC ) ).to.be.an.instanceof( PluginC );
  250. } );
  251. } );
  252. it( 'should load chosen plugins (plugins are names, removePlugins are constructors)', () => {
  253. const plugins = new PluginCollection( editor, availablePlugins );
  254. return plugins.init( [ 'A', 'B', 'C' ], [ PluginA ] )
  255. .then( () => {
  256. expect( getPlugins( plugins ).length ).to.equal( 2 );
  257. expect( plugins.get( PluginB ) ).to.be.an.instanceof( PluginB );
  258. expect( plugins.get( PluginC ) ).to.be.an.instanceof( PluginC );
  259. } );
  260. } );
  261. it( 'should load chosen plugins (plugins are names, removePlugins contains an anonymous plugin)', () => {
  262. class AnonymousPlugin {}
  263. const plugins = new PluginCollection( editor, [ AnonymousPlugin ].concat( availablePlugins ) );
  264. return plugins.init( [ AnonymousPlugin, 'A', 'B' ], [ AnonymousPlugin ] )
  265. .then( () => {
  266. expect( getPlugins( plugins ).length ).to.equal( 2 );
  267. expect( plugins.get( PluginA ) ).to.be.an.instanceof( PluginA );
  268. expect( plugins.get( PluginB ) ).to.be.an.instanceof( PluginB );
  269. } );
  270. } );
  271. it( 'should reject when loaded plugin requires not allowed plugins', () => {
  272. const consoleErrorStub = sinon.stub( console, 'error' );
  273. const plugins = new PluginCollection( editor, availablePlugins );
  274. return plugins.init( [ PluginA, PluginB, PluginC, PluginD ], [ PluginA, PluginB ] )
  275. // Throw here, so if by any chance plugins.init() was resolved correctly catch() will be still executed.
  276. .then( () => {
  277. throw new Error( 'Test error: this promise should not be resolved successfully' );
  278. } )
  279. .catch( err => {
  280. assertCKEditorError( err, /^plugincollection-required/, editor );
  281. sinon.assert.calledTwice( consoleErrorStub );
  282. } );
  283. } );
  284. it( 'logs if tries to load more than one plugin with the same name', () => {
  285. const consoleWarnStub = sinon.stub( console, 'warn' );
  286. const plugins = new PluginCollection( editor );
  287. return plugins.init( [ PluginFoo, AnotherPluginFoo ] )
  288. .then( () => {
  289. expect( getPlugins( plugins ).length ).to.equal( 2 );
  290. expect( plugins.get( 'Foo' ) ).to.be.an.instanceof( PluginFoo );
  291. expect( plugins.get( PluginFoo ) ).to.be.an.instanceof( PluginFoo );
  292. expect( plugins.get( AnotherPluginFoo ) ).to.be.an.instanceof( AnotherPluginFoo );
  293. sinon.assert.calledOnce( consoleWarnStub );
  294. expect( consoleWarnStub.firstCall.args[ 0 ] ).to.match( /^plugincollection-plugin-name-conflict:/ );
  295. const warnData = consoleWarnStub.firstCall.args[ 1 ];
  296. expect( warnData.pluginName ).to.equal( 'Foo' );
  297. expect( warnData.plugin1 ).to.equal( PluginFoo );
  298. expect( warnData.plugin2 ).to.equal( AnotherPluginFoo );
  299. } );
  300. } );
  301. it( 'logs if tries to load more than one plugin with the same name (plugin requires plugin with the same name)', () => {
  302. PluginFoo.requires = [ AnotherPluginFoo ];
  303. const consoleWarnStub = sinon.stub( console, 'warn' );
  304. const plugins = new PluginCollection( editor );
  305. return plugins.init( [ PluginFoo ] )
  306. .then( () => {
  307. expect( getPlugins( plugins ).length ).to.equal( 2 );
  308. expect( plugins.get( 'Foo' ) ).to.be.an.instanceof( AnotherPluginFoo );
  309. expect( plugins.get( AnotherPluginFoo ) ).to.be.an.instanceof( AnotherPluginFoo );
  310. expect( plugins.get( PluginFoo ) ).to.be.an.instanceof( PluginFoo );
  311. expect( consoleWarnStub.calledOnce ).to.equal( true );
  312. expect( consoleWarnStub.firstCall.args[ 0 ] ).to.match( /^plugincollection-plugin-name-conflict:/ );
  313. } );
  314. } );
  315. it( 'logs if tries to load more than one plugin with the same name (plugin with the same name is built-in the PluginCollection)',
  316. () => {
  317. availablePlugins = [ PluginFoo ];
  318. const consoleWarnStub = sinon.stub( console, 'warn' );
  319. const plugins = new PluginCollection( editor, availablePlugins );
  320. return plugins.init( [ 'Foo', AnotherPluginFoo ] )
  321. .then( () => {
  322. expect( getPlugins( plugins ).length ).to.equal( 2 );
  323. expect( plugins.get( 'Foo' ) ).to.be.an.instanceof( PluginFoo );
  324. expect( plugins.get( PluginFoo ) ).to.be.an.instanceof( PluginFoo );
  325. expect( plugins.get( AnotherPluginFoo ) ).to.be.an.instanceof( AnotherPluginFoo );
  326. expect( consoleWarnStub.calledOnce ).to.equal( true );
  327. expect( consoleWarnStub.firstCall.args[ 0 ] ).to.match( /^plugincollection-plugin-name-conflict:/ );
  328. } );
  329. } );
  330. } );
  331. describe( 'get()', () => {
  332. it( 'retrieves plugin by its constructor', () => {
  333. class SomePlugin extends Plugin {}
  334. availablePlugins.push( SomePlugin );
  335. const plugins = new PluginCollection( editor, availablePlugins );
  336. return plugins.init( [ SomePlugin ] )
  337. .then( () => {
  338. expect( plugins.get( SomePlugin ) ).to.be.instanceOf( SomePlugin );
  339. } );
  340. } );
  341. it( 'retrieves plugin by its name and constructor', () => {
  342. class SomePlugin extends Plugin {}
  343. SomePlugin.pluginName = 'foo/bar';
  344. availablePlugins.push( SomePlugin );
  345. const plugins = new PluginCollection( editor, availablePlugins );
  346. return plugins.init( [ SomePlugin ] )
  347. .then( () => {
  348. expect( plugins.get( 'foo/bar' ) ).to.be.instanceOf( SomePlugin );
  349. expect( plugins.get( SomePlugin ) ).to.be.instanceOf( SomePlugin );
  350. } );
  351. } );
  352. it( 'throws if plugin cannot be retrieved by name', () => {
  353. const plugins = new PluginCollection( editor, availablePlugins );
  354. return plugins.init( [] ).then( () => {
  355. expectToThrowCKEditorError( () => plugins.get( 'foo' ),
  356. /^plugincollection-plugin-not-loaded:/, editor, { plugin: 'foo' }
  357. );
  358. } );
  359. } );
  360. it( 'throws if plugin cannot be retrieved by class', () => {
  361. class SomePlugin extends Plugin {}
  362. SomePlugin.pluginName = 'foo';
  363. const plugins = new PluginCollection( editor, availablePlugins );
  364. return plugins.init( [] ).then( () => {
  365. expectToThrowCKEditorError( () => plugins.get( SomePlugin ),
  366. /^plugincollection-plugin-not-loaded:/, editor, { plugin: 'foo' } );
  367. } );
  368. } );
  369. it( 'throws if plugin cannot be retrieved by class (class name in error)', () => {
  370. class SomePlugin extends Plugin {}
  371. const plugins = new PluginCollection( editor, availablePlugins );
  372. return plugins.init( [] ).then( () => {
  373. expectToThrowCKEditorError( () => plugins.get( SomePlugin ),
  374. /^plugincollection-plugin-not-loaded:/,
  375. editor, { plugin: 'SomePlugin' }
  376. );
  377. } );
  378. } );
  379. } );
  380. describe( 'has()', () => {
  381. let plugins;
  382. beforeEach( () => {
  383. plugins = new PluginCollection( editor, availablePlugins );
  384. } );
  385. it( 'returns false if plugins is not loaded (retrieved by name)', () => {
  386. expect( plugins.has( 'foobar' ) ).to.be.false;
  387. } );
  388. it( 'returns false if plugins is not loaded (retrieved by class)', () => {
  389. class SomePlugin extends Plugin {
  390. }
  391. expect( plugins.has( SomePlugin ) ).to.be.false;
  392. } );
  393. it( 'returns true if plugins is loaded (retrieved by name)', () => {
  394. return plugins.init( [ PluginA ] ).then( () => {
  395. expect( plugins.has( 'A' ) ).to.be.true;
  396. } );
  397. } );
  398. it( 'returns true if plugins is loaded (retrieved by class)', () => {
  399. return plugins.init( [ PluginA ] ).then( () => {
  400. expect( plugins.has( PluginA ) ).to.be.true;
  401. } );
  402. } );
  403. } );
  404. describe( 'destroy()', () => {
  405. it( 'calls Plugin#destroy() method on every loaded plugin', () => {
  406. let destroySpyForPluginA, destroySpyForPluginB;
  407. const plugins = new PluginCollection( editor, [] );
  408. return plugins.init( [ PluginA, PluginB ] )
  409. .then( () => {
  410. destroySpyForPluginA = sinon.spy( plugins.get( PluginA ), 'destroy' );
  411. destroySpyForPluginB = sinon.spy( plugins.get( PluginB ), 'destroy' );
  412. return plugins.destroy();
  413. } )
  414. .then( () => {
  415. expect( destroySpyForPluginA.calledOnce ).to.equal( true );
  416. expect( destroySpyForPluginB.calledOnce ).to.equal( true );
  417. } );
  418. } );
  419. it( 'waits until all plugins are destroyed', () => {
  420. const destroyedPlugins = [];
  421. class AsynchronousPluginA extends Plugin {
  422. destroy() {
  423. return new Promise( resolve => {
  424. setTimeout( () => {
  425. super.destroy();
  426. destroyedPlugins.push( 'AsynchronousPluginA.destroy()' );
  427. resolve();
  428. } );
  429. } );
  430. }
  431. }
  432. class AsynchronousPluginB extends Plugin {
  433. destroy() {
  434. return new Promise( resolve => {
  435. setTimeout( () => {
  436. super.destroy();
  437. destroyedPlugins.push( 'AsynchronousPluginB.destroy()' );
  438. resolve();
  439. } );
  440. } );
  441. }
  442. }
  443. const plugins = new PluginCollection( editor, [] );
  444. return plugins.init( [ AsynchronousPluginA, AsynchronousPluginB ] )
  445. .then( () => plugins.destroy() )
  446. .then( () => {
  447. expect( destroyedPlugins ).to.contain( 'AsynchronousPluginB.destroy()' );
  448. expect( destroyedPlugins ).to.contain( 'AsynchronousPluginA.destroy()' );
  449. } );
  450. } );
  451. it( 'does not execute Plugin#destroy() for plugins which do not have this method', () => {
  452. class FooPlugin {
  453. constructor( editor ) {
  454. this.editor = editor;
  455. }
  456. }
  457. const plugins = new PluginCollection( editor, [] );
  458. return plugins.init( [ PluginA, FooPlugin ] )
  459. .then( () => plugins.destroy() )
  460. .then( destroyedPlugins => {
  461. expect( destroyedPlugins.length ).to.equal( 1 );
  462. } );
  463. } );
  464. } );
  465. describe( 'iterator', () => {
  466. it( 'exists', () => {
  467. const plugins = new PluginCollection( editor, availablePlugins );
  468. expect( plugins ).to.have.property( Symbol.iterator );
  469. } );
  470. it( 'returns only plugins by constructors', () => {
  471. class SomePlugin1 extends Plugin {}
  472. class SomePlugin2 extends Plugin {}
  473. SomePlugin2.pluginName = 'foo/bar';
  474. availablePlugins.push( SomePlugin1 );
  475. availablePlugins.push( SomePlugin2 );
  476. const plugins = new PluginCollection( editor, availablePlugins );
  477. return plugins.init( [ SomePlugin1, SomePlugin2 ] )
  478. .then( () => {
  479. const pluginConstructors = Array.from( plugins )
  480. .map( entry => entry[ 0 ] );
  481. expect( pluginConstructors ).to.have.members( [ SomePlugin1, SomePlugin2 ] );
  482. } );
  483. } );
  484. } );
  485. } );
  486. function createPlugin( name ) {
  487. const P = class extends Plugin {
  488. constructor( editor ) {
  489. super( editor );
  490. this.pluginName = name;
  491. }
  492. };
  493. P.pluginName = name;
  494. return P;
  495. }
  496. function getPlugins( pluginCollection ) {
  497. return Array.from( pluginCollection )
  498. .map( entry => entry[ 1 ] ); // Get instances.
  499. }
  500. function getPluginsFromSpy( addSpy ) {
  501. return addSpy.args
  502. .map( arg => arg[ 0 ] )
  503. // Entries may be kept twice in the plugins map - once as a pluginName => plugin, once as pluginClass => plugin.
  504. // Return only pluginClass => plugin entries as these will always represent all plugins.
  505. .filter( plugin => typeof plugin == 'function' );
  506. }
  507. function getPluginNames( plugins ) {
  508. return plugins.map( plugin => plugin.pluginName );
  509. }