/** * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ /* globals document */ import DeleteObserver from '../src/deleteobserver'; import ViewDocument from '@ckeditor/ckeditor5-engine/src/view/document'; import DomEventData from '@ckeditor/ckeditor5-engine/src/view/observer/domeventdata'; import { getCode } from '@ckeditor/ckeditor5-utils/src/keyboard'; describe( 'DeleteObserver', () => { let viewDocument; beforeEach( () => { viewDocument = new ViewDocument(); viewDocument.addObserver( DeleteObserver ); } ); // See ckeditor/ckeditor5-enter#10. it( 'can be initialized', () => { expect( () => { viewDocument.createRoot( document.createElement( 'div' ) ); } ).to.not.throw(); } ); describe( 'delete event', () => { it( 'is fired on keydown', () => { const spy = sinon.spy(); viewDocument.on( 'delete', spy ); viewDocument.fire( 'keydown', new DomEventData( viewDocument, getDomEvent(), { keyCode: getCode( 'delete' ) } ) ); expect( spy.calledOnce ).to.be.true; const data = spy.args[ 0 ][ 1 ]; expect( data ).to.have.property( 'direction', 'forward' ); expect( data ).to.have.property( 'unit', 'character' ); } ); it( 'is fired with a proper direction and unit', () => { const spy = sinon.spy(); viewDocument.on( 'delete', spy ); viewDocument.fire( 'keydown', new DomEventData( viewDocument, getDomEvent(), { keyCode: getCode( 'backspace' ), altKey: true } ) ); expect( spy.calledOnce ).to.be.true; const data = spy.args[ 0 ][ 1 ]; expect( data ).to.have.property( 'direction', 'backward' ); expect( data ).to.have.property( 'unit', 'word' ); } ); it( 'is not fired on keydown when keyCode does not match backspace or delete', () => { const spy = sinon.spy(); viewDocument.on( 'delete', spy ); viewDocument.fire( 'keydown', new DomEventData( viewDocument, getDomEvent(), { keyCode: 1 } ) ); expect( spy.calledOnce ).to.be.false; } ); } ); function getDomEvent() { return { preventDefault: sinon.spy() }; } } );