/** * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ import FocusObserver from '../../../src/view/observer/focusobserver'; import SelectionObserver from '../../../src/view/observer/selectionobserver'; import ViewDocument from '../../../src/view/document'; import ViewRange from '../../../src/view/range'; import global from '@ckeditor/ckeditor5-utils/src/dom/global'; describe( 'FocusObserver', () => { let viewDocument, observer; beforeEach( () => { viewDocument = new ViewDocument(); observer = viewDocument.getObserver( FocusObserver ); } ); afterEach( () => { viewDocument.destroy(); } ); it( 'should define domEventType', () => { expect( observer.domEventType ).to.deep.equal( [ 'focus', 'blur' ] ); } ); it( 'should use capturing phase', () => { expect( observer.useCapture ).to.be.true; } ); describe( 'onDomEvent', () => { it( 'should fire focus with the right event data', () => { const spy = sinon.spy(); viewDocument.on( 'focus', spy ); observer.onDomEvent( { type: 'focus', target: global.document.body } ); expect( spy.calledOnce ).to.be.true; const data = spy.args[ 0 ][ 1 ]; expect( data.domTarget ).to.equal( global.document.body ); } ); it( 'should fire blur with the right event data', () => { const spy = sinon.spy(); viewDocument.on( 'blur', spy ); observer.onDomEvent( { type: 'blur', target: global.document.body } ); expect( spy.calledOnce ).to.be.true; const data = spy.args[ 0 ][ 1 ]; expect( data.domTarget ).to.equal( global.document.body ); } ); it( 'should render document after blurring', () => { const renderSpy = sinon.spy( viewDocument, 'render' ); observer.onDomEvent( { type: 'blur', target: global.document.body } ); sinon.assert.calledOnce( renderSpy ); } ); } ); describe( 'handle isFocused property of the document', () => { let domMain, domHeader, viewMain, viewHeader; beforeEach( () => { domMain = global.document.createElement( 'div' ); domHeader = global.document.createElement( 'h1' ); viewMain = viewDocument.createRoot( domMain ); viewHeader = viewDocument.createRoot( domHeader, 'header' ); } ); it( 'should set isFocused to true on focus', () => { observer.onDomEvent( { type: 'focus', target: domMain } ); expect( viewDocument.isFocused ).to.equal( true ); } ); it( 'should set isFocused to false on blur', () => { observer.onDomEvent( { type: 'focus', target: domMain } ); expect( viewDocument.isFocused ).to.equal( true ); observer.onDomEvent( { type: 'blur', target: domMain } ); expect( viewDocument.isFocused ).to.be.false; } ); it( 'should set isFocused to false on blur when selection in same editable', () => { viewDocument.selection.addRange( ViewRange.createFromParentsAndOffsets( viewMain, 0, viewMain, 0 ) ); observer.onDomEvent( { type: 'focus', target: domMain } ); expect( viewDocument.isFocused ).to.equal( true ); observer.onDomEvent( { type: 'blur', target: domMain } ); expect( viewDocument.isFocused ).to.be.false; } ); it( 'should not set isFocused to false on blur when it is fired on other editable', () => { viewDocument.selection.addRange( ViewRange.createFromParentsAndOffsets( viewMain, 0, viewMain, 0 ) ); observer.onDomEvent( { type: 'focus', target: domMain } ); expect( viewDocument.isFocused ).to.equal( true ); observer.onDomEvent( { type: 'blur', target: domHeader } ); expect( viewDocument.isFocused ).to.be.true; } ); it( 'should call render after selectionChange event is handled', () => { const renderSpy = sinon.spy( viewDocument, 'render' ); const selectionObserver = viewDocument.getObserver( SelectionObserver ); observer.onDomEvent( { type: 'focus', target: domMain } ); sinon.assert.notCalled( renderSpy ); selectionObserver.fire( 'selectionChangeHandling', { domDocument: global.document } ); sinon.assert.called( renderSpy ); } ); it( 'should call render only after first selectionChange after focus', () => { const renderSpy = sinon.spy( viewDocument, 'render' ); const selectionObserver = viewDocument.getObserver( SelectionObserver ); observer.onDomEvent( { type: 'focus', target: domMain } ); selectionObserver.fire( 'selectionChangeHandling', { domDocument: global.document } ); selectionObserver.fire( 'selectionChangeHandling', { domDocument: global.document } ); sinon.assert.calledOnce( renderSpy ); } ); } ); } );