/** * @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 CompositionObserver from '../../../src/view/observer/compositionobserver'; import View from '../../../src/view/view'; import { StylesProcessor } from '../../../src/view/stylesmap'; describe( 'CompositionObserver', () => { let view, viewDocument, observer; beforeEach( () => { view = new View( new StylesProcessor() ); viewDocument = view.document; observer = view.getObserver( CompositionObserver ); } ); afterEach( () => { view.destroy(); } ); it( 'should define domEventType', () => { expect( observer.domEventType ).to.deep.equal( [ 'compositionstart', 'compositionupdate', 'compositionend' ] ); } ); describe( 'onDomEvent', () => { it( 'should fire compositionstart with the right event data', () => { const spy = sinon.spy(); viewDocument.on( 'compositionstart', spy ); observer.onDomEvent( { type: 'compositionstart', target: document.body } ); expect( spy.calledOnce ).to.be.true; const data = spy.args[ 0 ][ 1 ]; expect( data.domTarget ).to.equal( document.body ); } ); it( 'should fire compositionupdate with the right event data', () => { const spy = sinon.spy(); viewDocument.on( 'compositionupdate', spy ); observer.onDomEvent( { type: 'compositionupdate', target: document.body } ); expect( spy.calledOnce ).to.be.true; const data = spy.args[ 0 ][ 1 ]; expect( data.domTarget ).to.equal( document.body ); } ); it( 'should fire compositionend with the right event data', () => { const spy = sinon.spy(); viewDocument.on( 'compositionend', spy ); observer.onDomEvent( { type: 'compositionend', target: document.body } ); expect( spy.calledOnce ).to.be.true; const data = spy.args[ 0 ][ 1 ]; expect( data.domTarget ).to.equal( document.body ); } ); } ); describe( 'handle isComposing property of the document', () => { let domMain; beforeEach( () => { domMain = document.createElement( 'div' ); } ); it( 'should set isComposing to true on compositionstart', () => { observer.onDomEvent( { type: 'compositionstart', target: domMain } ); expect( viewDocument.isComposing ).to.equal( true ); } ); it( 'should set isComposing to false on compositionend', () => { observer.onDomEvent( { type: 'compositionstart', target: domMain } ); expect( viewDocument.isComposing ).to.equal( true ); observer.onDomEvent( { type: 'compositionend', target: domMain } ); expect( viewDocument.isComposing ).to.equal( false ); } ); it( 'should not change isComposing on compositionupdate during composition', () => { observer.onDomEvent( { type: 'compositionstart', target: domMain } ); expect( viewDocument.isComposing ).to.equal( true ); observer.onDomEvent( { type: 'compositionupdate', target: domMain } ); expect( viewDocument.isComposing ).to.equal( true ); } ); it( 'should not change isComposing on compositionupdate outside composition', () => { expect( viewDocument.isComposing ).to.equal( false ); observer.onDomEvent( { type: 'compositionupdate', target: domMain } ); expect( viewDocument.isComposing ).to.equal( false ); } ); } ); } );