/** * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ /* globals document */ import ClassicTestEditor from '/tests/core/_utils/classictesteditor.js'; import Undo from '/ckeditor5/undo/undo.js'; import UndoEngine from '/ckeditor5/undo/undoengine.js'; import ButtonController from '/ckeditor5/ui/button/button.js'; import testUtils from '/tests/core/_utils/utils.js'; import { keyCodes } from '/ckeditor5/utils/keyboard.js'; testUtils.createSinonSandbox(); describe( 'Undo', () => { let editor; beforeEach( () => { const editorElement = document.createElement( 'div' ); return ClassicTestEditor.create( editorElement, { features: [ 'undo' ] } ) .then( newEditor => { editor = newEditor; } ); } ); it( 'should be loaded', () => { expect( editor.plugins.get( Undo ) ).to.be.instanceOf( Undo ); } ); it( 'should load UndoEngine', () => { expect( editor.plugins.get( UndoEngine ) ).to.be.instanceOf( UndoEngine ); } ); testButton( 'undo', 'CTRL+Z' ); testButton( 'redo', 'CTRL+Y' ); it( 'should set CTRL+Z keystroke', () => { const spy = sinon.stub( editor, 'execute' ); const wasHandled = editor.keystrokes.press( { keyCode: keyCodes.z, ctrlKey: true } ); expect( wasHandled ).to.be.true; expect( spy.calledWithExactly( 'undo' ) ).to.be.true; } ); it( 'should set CTRL+Y keystroke', () => { const spy = sinon.stub( editor, 'execute' ); const wasHandled = editor.keystrokes.press( { keyCode: keyCodes.y, ctrlKey: true } ); expect( wasHandled ).to.be.true; expect( spy.calledWithExactly( 'redo' ) ).to.be.true; } ); it( 'should set CTRL+SHIFT+Z keystroke', () => { const spy = sinon.stub( editor, 'execute' ); const wasHandled = editor.keystrokes.press( { keyCode: keyCodes.z, ctrlKey: true, shiftKey: true } ); expect( wasHandled ).to.be.true; expect( spy.calledWithExactly( 'redo' ) ).to.be.true; } ); function testButton( featureName, featureKeystroke ) { describe( `${ featureName } button`, () => { let buttonController; beforeEach( () => { buttonController = editor.ui.featureComponents.create( featureName ); } ); it( 'should register feature component', () => { expect( buttonController ).to.be.instanceOf( ButtonController ); } ); it( `should execute ${ featureName } command on model execute event`, () => { const executeSpy = testUtils.sinon.stub( editor, 'execute' ); const model = buttonController.model; model.fire( 'execute' ); sinon.assert.calledOnce( executeSpy ); sinon.assert.calledWithExactly( executeSpy, featureName ); } ); it( `should bind model to ${ featureName } command`, () => { const model = buttonController.model; const command = editor.commands.get( featureName ); expect( model.isOn ).to.be.false; const initState = command.isEnabled; expect( model.isEnabled ).to.equal( initState ); command.isEnabled = !initState; expect( model.isEnabled ).to.equal( !initState ); } ); it( 'should set keystroke in the model', () => { expect( buttonController.model.keystroke ).to.equal( featureKeystroke ); } ); } ); } } );