/** * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ /* globals document */ import IframeView from '../../src/iframe/iframeview'; describe( 'IframeView', () => { let view; describe( 'constructor()', () => { it( 'creates view element from the template', () => { view = new IframeView(); view.render(); document.body.appendChild( view.element ); expect( view.element.classList.contains( 'ck' ) ).to.be.true; expect( view.element.classList.contains( 'ck-reset_all' ) ).to.be.true; expect( view.element.attributes.getNamedItem( 'sandbox' ).value ).to.equal( 'allow-same-origin allow-scripts' ); view.element.remove(); } ); } ); describe( 'render', () => { it( 'returns a promise', () => { view = new IframeView(); expect( view.render() ).to.be.an.instanceof( Promise ); } ); it( 'returns promise which is resolved when iframe finished loading', () => { view = new IframeView(); const promise = view.render() .then( () => { expect( view.element.contentDocument.readyState ).to.equal( 'complete' ); view.element.remove(); } ); // Moving iframe into DOM trigger creation of a document inside iframe. document.body.appendChild( view.element ); return promise; } ); } ); describe( 'loaded event', () => { it( 'is fired when frame finished loading', done => { view = new IframeView(); view.on( 'loaded', () => { view.element.remove(); done(); } ); view.render(); // Moving iframe into DOM trigger creation of a document inside iframe. document.body.appendChild( view.element ); } ); } ); } );