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decouplededitor.js 10.0 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 document, setTimeout, console */
  6. import DecoupledEditorUI from '../src/decouplededitorui';
  7. import DecoupledEditorUIView from '../src/decouplededitoruiview';
  8. import HtmlDataProcessor from '@ckeditor/ckeditor5-engine/src/dataprocessor/htmldataprocessor';
  9. import DecoupledEditor from '../src/decouplededitor';
  10. import Plugin from '@ckeditor/ckeditor5-core/src/plugin';
  11. import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
  12. import Bold from '@ckeditor/ckeditor5-basic-styles/src/bold';
  13. import DataApiMixin from '@ckeditor/ckeditor5-core/src/editor/utils/dataapimixin';
  14. import RootElement from '@ckeditor/ckeditor5-engine/src/model/rootelement';
  15. import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
  16. import { describeMemoryUsage, testMemoryUsage } from '@ckeditor/ckeditor5-core/tests/_utils/memory';
  17. import ArticlePluginSet from '@ckeditor/ckeditor5-core/tests/_utils/articlepluginset';
  18. import { assertCKEditorError } from '@ckeditor/ckeditor5-utils/tests/_utils/utils';
  19. const editorData = '<p><strong>foo</strong> bar</p>';
  20. describe( 'DecoupledEditor', () => {
  21. let editor;
  22. testUtils.createSinonSandbox();
  23. beforeEach( () => {
  24. testUtils.sinon.stub( console, 'warn' ).callsFake( () => {} );
  25. } );
  26. describe( 'constructor()', () => {
  27. beforeEach( () => {
  28. editor = new DecoupledEditor();
  29. } );
  30. it( 'uses HTMLDataProcessor', () => {
  31. expect( editor.data.processor ).to.be.instanceof( HtmlDataProcessor );
  32. } );
  33. it( 'has a Data Interface', () => {
  34. expect( testUtils.isMixed( DecoupledEditor, DataApiMixin ) ).to.be.true;
  35. } );
  36. it( 'creates main root element', () => {
  37. expect( editor.model.document.getRoot( 'main' ) ).to.instanceof( RootElement );
  38. } );
  39. describe( 'ui', () => {
  40. it( 'is created', () => {
  41. editor.ui.init();
  42. expect( editor.ui ).to.be.instanceof( DecoupledEditorUI );
  43. expect( editor.ui.view ).to.be.instanceof( DecoupledEditorUIView );
  44. editor.ui.destroy();
  45. } );
  46. } );
  47. } );
  48. describe( 'create()', () => {
  49. it( 'should properly handled async data initialization', done => {
  50. const spy = sinon.spy();
  51. let resolver;
  52. class AsyncDataInit extends Plugin {
  53. init() {
  54. this.editor.data.on( 'ready', () => spy( 'ready' ) );
  55. this.editor.data.on( 'init', evt => {
  56. evt.stop();
  57. evt.return = new Promise( resolve => {
  58. resolver = () => {
  59. spy( 'asyncInit' );
  60. // Since we stop `init` event, `data#ready` needs to be fired manually.
  61. this.editor.data.fire( 'ready' );
  62. resolve();
  63. };
  64. } );
  65. }, { priority: 'high' } );
  66. }
  67. }
  68. DecoupledEditor.create( '<p>foo bar</p>', {
  69. plugins: [ Paragraph, Bold, AsyncDataInit ]
  70. } ).then( editor => {
  71. sinon.assert.calledWith( spy.firstCall, 'asyncInit' );
  72. sinon.assert.calledWith( spy.secondCall, 'ready' );
  73. editor.destroy().then( done );
  74. } );
  75. // Resolve init promise in next cycle to hold data initialization.
  76. setTimeout( () => resolver() );
  77. } );
  78. describe( 'editor with data', () => {
  79. test( () => editorData );
  80. } );
  81. describe( 'editor with editable element', () => {
  82. let editableElement;
  83. beforeEach( () => {
  84. editableElement = document.createElement( 'div' );
  85. editableElement.innerHTML = editorData;
  86. } );
  87. test( () => editableElement );
  88. } );
  89. it( 'initializes with config.initialData', () => {
  90. return DecoupledEditor.create( document.createElement( 'div' ), {
  91. initialData: '<p>Hello world!</p>',
  92. plugins: [ Paragraph ]
  93. } ).then( editor => {
  94. expect( editor.getData() ).to.equal( '<p>Hello world!</p>' );
  95. editor.destroy();
  96. } );
  97. } );
  98. it( 'throws if initial data is passed in Editor#create and config.initialData is also used', done => {
  99. DecoupledEditor.create( '<p>Hello world!</p>', {
  100. initialData: '<p>I am evil!</p>',
  101. plugins: [ Paragraph ]
  102. } )
  103. .then(
  104. () => {
  105. expect.fail( 'Decoupled editor should throw an error when both initial data are passed' );
  106. },
  107. err => {
  108. assertCKEditorError( err,
  109. // eslint-disable-next-line max-len
  110. /^editor-create-initial-data: The config\.initialData option cannot be used together with initial data passed in Editor\.create\(\)\./,
  111. null
  112. );
  113. }
  114. )
  115. .then( done )
  116. .catch( done );
  117. } );
  118. it( 'throws error if it is initialized in textarea', done => {
  119. DecoupledEditor.create( document.createElement( 'textarea' ) )
  120. .then(
  121. () => {
  122. expect.fail( 'Decoupled editor should throw an error when is initialized in textarea.' );
  123. },
  124. err => {
  125. assertCKEditorError( err,
  126. /^editor-wrong-element: This type of editor cannot be initialized inside <textarea> element\./,
  127. null
  128. );
  129. }
  130. )
  131. .then( done )
  132. .catch( done );
  133. } );
  134. function test( getElementOrData ) {
  135. it( 'creates an instance which inherits from the DecoupledEditor', () => {
  136. return DecoupledEditor
  137. .create( getElementOrData(), {
  138. plugins: [ Paragraph, Bold ]
  139. } )
  140. .then( newEditor => {
  141. expect( newEditor ).to.be.instanceof( DecoupledEditor );
  142. return newEditor.destroy();
  143. } );
  144. } );
  145. it( 'loads the initial data', () => {
  146. return DecoupledEditor
  147. .create( getElementOrData(), {
  148. plugins: [ Paragraph, Bold ]
  149. } )
  150. .then( newEditor => {
  151. expect( newEditor.getData() ).to.equal( '<p><strong>foo</strong> bar</p>' );
  152. return newEditor.destroy();
  153. } );
  154. } );
  155. it( 'should not require config object', () => {
  156. // Just being safe with `builtinPlugins` static property.
  157. class CustomDecoupledEditor extends DecoupledEditor {}
  158. CustomDecoupledEditor.builtinPlugins = [ Paragraph, Bold ];
  159. return CustomDecoupledEditor.create( getElementOrData() )
  160. .then( newEditor => {
  161. expect( newEditor.getData() ).to.equal( '<p><strong>foo</strong> bar</p>' );
  162. return newEditor.destroy();
  163. } );
  164. } );
  165. // https://github.com/ckeditor/ckeditor5-editor-classic/issues/53
  166. it( 'creates an instance of a DecoupledEditor child class', () => {
  167. class CustomDecoupledEditor extends DecoupledEditor {}
  168. return CustomDecoupledEditor
  169. .create( getElementOrData(), {
  170. plugins: [ Paragraph, Bold ]
  171. } )
  172. .then( newEditor => {
  173. expect( newEditor ).to.be.instanceof( CustomDecoupledEditor );
  174. expect( newEditor ).to.be.instanceof( DecoupledEditor );
  175. expect( newEditor.getData() ).to.equal( '<p><strong>foo</strong> bar</p>' );
  176. return newEditor.destroy();
  177. } );
  178. } );
  179. // https://github.com/ckeditor/ckeditor5-editor-decoupled/issues/3
  180. it( 'initializes the data controller', () => {
  181. let dataInitSpy;
  182. class DataInitAssertPlugin extends Plugin {
  183. constructor( editor ) {
  184. super();
  185. this.editor = editor;
  186. }
  187. init() {
  188. dataInitSpy = sinon.spy( this.editor.data, 'init' );
  189. }
  190. }
  191. return DecoupledEditor
  192. .create( getElementOrData(), {
  193. plugins: [ Paragraph, Bold, DataInitAssertPlugin ]
  194. } )
  195. .then( newEditor => {
  196. sinon.assert.calledOnce( dataInitSpy );
  197. return newEditor.destroy();
  198. } );
  199. } );
  200. describe( 'events', () => {
  201. it( 'fires all events in the right order', () => {
  202. const fired = [];
  203. function spy( evt ) {
  204. fired.push( `${ evt.name }-${ evt.source.constructor.name.toLowerCase() }` );
  205. }
  206. class EventWatcher extends Plugin {
  207. init() {
  208. this.editor.ui.on( 'ready', spy );
  209. this.editor.data.on( 'ready', spy );
  210. this.editor.on( 'ready', spy );
  211. }
  212. }
  213. return DecoupledEditor
  214. .create( getElementOrData(), {
  215. plugins: [ EventWatcher ]
  216. } )
  217. .then( newEditor => {
  218. expect( fired ).to.deep.equal( [
  219. 'ready-decouplededitorui',
  220. 'ready-datacontroller',
  221. 'ready-decouplededitor'
  222. ] );
  223. return newEditor.destroy();
  224. } );
  225. } );
  226. it( 'fires ready once UI is rendered', () => {
  227. let isReady;
  228. class EventWatcher extends Plugin {
  229. init() {
  230. this.editor.ui.on( 'ready', () => {
  231. isReady = this.editor.ui.view.isRendered;
  232. } );
  233. }
  234. }
  235. return DecoupledEditor
  236. .create( getElementOrData(), {
  237. plugins: [ EventWatcher ]
  238. } )
  239. .then( newEditor => {
  240. expect( isReady ).to.be.true;
  241. return newEditor.destroy();
  242. } );
  243. } );
  244. } );
  245. }
  246. } );
  247. describe( 'destroy', () => {
  248. describe( 'editor with data', () => {
  249. beforeEach( function() {
  250. return DecoupledEditor
  251. .create( editorData, { plugins: [ Paragraph ] } )
  252. .then( newEditor => {
  253. editor = newEditor;
  254. } );
  255. } );
  256. test( () => editorData );
  257. } );
  258. describe( 'editor with editable element', () => {
  259. let editableElement;
  260. beforeEach( function() {
  261. editableElement = document.createElement( 'div' );
  262. editableElement.innerHTML = editorData;
  263. return DecoupledEditor
  264. .create( editableElement, { plugins: [ Paragraph ] } )
  265. .then( newEditor => {
  266. editor = newEditor;
  267. } );
  268. } );
  269. it( 'sets data back to the element', () => {
  270. editor.setData( '<p>foo</p>' );
  271. return editor.destroy()
  272. .then( () => {
  273. expect( editableElement.innerHTML ).to.equal( '<p>foo</p>' );
  274. } );
  275. } );
  276. test( () => editableElement );
  277. } );
  278. function test() {
  279. it( 'destroys the UI', () => {
  280. const spy = sinon.spy( editor.ui, 'destroy' );
  281. return editor.destroy()
  282. .then( () => {
  283. sinon.assert.calledOnce( spy );
  284. } );
  285. } );
  286. }
  287. } );
  288. describeMemoryUsage( () => {
  289. testMemoryUsage(
  290. 'should not grow on multiple create/destroy',
  291. () => DecoupledEditor
  292. .create( document.querySelector( '#mem-editor' ), {
  293. plugins: [ ArticlePluginSet ],
  294. toolbar: [ 'heading', '|', 'bold', 'italic', 'link', 'bulletedList', 'numberedList', 'blockQuote' ],
  295. image: {
  296. toolbar: [ 'imageStyle:full', 'imageStyle:side', '|', 'imageTextAlternative' ]
  297. }
  298. } ) );
  299. } );
  300. } );