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+/**
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+ * @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
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+ * For licensing, see LICENSE.md.
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+ */
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+
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+/* globals Event */
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+
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+import MediaFormView from '../../src/ui/mediaformview';
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+import View from '@ckeditor/ckeditor5-ui/src/view';
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+import { keyCodes } from '@ckeditor/ckeditor5-utils/src/keyboard';
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+import KeystrokeHandler from '@ckeditor/ckeditor5-utils/src/keystrokehandler';
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+import FocusTracker from '@ckeditor/ckeditor5-utils/src/focustracker';
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+import FocusCycler from '@ckeditor/ckeditor5-ui/src/focuscycler';
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+import ViewCollection from '@ckeditor/ckeditor5-ui/src/viewcollection';
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+import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
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+
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+describe( 'MediaFormView', () => {
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+ let view;
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+
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+ testUtils.createSinonSandbox();
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+
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+ beforeEach( () => {
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+ view = new MediaFormView( [], { t: val => val } );
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+ view.render();
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+ } );
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+
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+ describe( 'constructor()', () => {
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+ it( 'accepts validators', () => {
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+ const validators = [];
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+ const view = new MediaFormView( validators, { t: val => val } );
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+
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+ expect( view._validators ).to.equal( validators );
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+ } );
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+
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+ it( 'should create element from template', () => {
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+ expect( view.element.classList.contains( 'ck' ) ).to.true;
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+ expect( view.element.classList.contains( 'ck-media-form' ) ).to.true;
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+ expect( view.element.getAttribute( 'tabindex' ) ).to.equal( '-1' );
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+ } );
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+
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+ it( 'should create child views', () => {
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+ expect( view.urlInputView ).to.be.instanceOf( View );
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+ expect( view.saveButtonView ).to.be.instanceOf( View );
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+ expect( view.cancelButtonView ).to.be.instanceOf( View );
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+
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+ expect( view.saveButtonView.element.classList.contains( 'ck-button-save' ) ).to.be.true;
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+ expect( view.cancelButtonView.element.classList.contains( 'ck-button-cancel' ) ).to.be.true;
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+
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+ expect( view._unboundChildren.get( 0 ) ).to.equal( view.urlInputView );
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+ expect( view._unboundChildren.get( 1 ) ).to.equal( view.saveButtonView );
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+ expect( view._unboundChildren.get( 2 ) ).to.equal( view.cancelButtonView );
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+ } );
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+
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+ it( 'should create #focusTracker instance', () => {
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+ expect( view.focusTracker ).to.be.instanceOf( FocusTracker );
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+ } );
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+
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+ it( 'should create #keystrokes instance', () => {
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+ expect( view.keystrokes ).to.be.instanceOf( KeystrokeHandler );
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+ } );
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+
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+ it( 'should create #_focusCycler instance', () => {
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+ expect( view._focusCycler ).to.be.instanceOf( FocusCycler );
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+ } );
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+
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+ it( 'should create #_focusables view collection', () => {
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+ expect( view._focusables ).to.be.instanceOf( ViewCollection );
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+ } );
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+
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+ it( 'should fire "cancel" event on cancelButtonView#execute', () => {
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+ const spy = sinon.spy();
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+
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+ view.on( 'cancel', spy );
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+
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+ view.cancelButtonView.fire( 'execute' );
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+
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+ expect( spy.calledOnce ).to.true;
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+ } );
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+
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+ describe( 'url input view', () => {
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+ it( 'has placeholder', () => {
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+ expect( view.urlInputView.inputView.placeholder ).to.equal( 'https://example.com' );
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+ } );
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+ } );
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+
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+ describe( 'template', () => {
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+ it( 'has url input view', () => {
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+ expect( view.template.children[ 0 ] ).to.equal( view.urlInputView );
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+ } );
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+
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+ it( 'has button views', () => {
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+ expect( view.template.children[ 1 ] ).to.equal( view.saveButtonView );
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+ expect( view.template.children[ 2 ] ).to.equal( view.cancelButtonView );
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+ } );
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+ } );
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+ } );
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+
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+ describe( 'render()', () => {
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+ it( 'should register child views in #_focusables', () => {
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+ expect( view._focusables.map( f => f ) ).to.have.members( [
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+ view.urlInputView,
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+ view.saveButtonView,
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+ view.cancelButtonView,
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+ ] );
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+ } );
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+
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+ it( 'should register child views\' #element in #focusTracker', () => {
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+ const spy = testUtils.sinon.spy( FocusTracker.prototype, 'add' );
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+
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+ view = new MediaFormView( [], { t: () => {} } );
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+ view.render();
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+
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+ sinon.assert.calledWithExactly( spy.getCall( 0 ), view.urlInputView.element );
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+ sinon.assert.calledWithExactly( spy.getCall( 1 ), view.saveButtonView.element );
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+ sinon.assert.calledWithExactly( spy.getCall( 2 ), view.cancelButtonView.element );
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+ } );
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+
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+ it( 'starts listening for #keystrokes coming from #element', () => {
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+ view = new MediaFormView( [], { t: () => {} } );
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+
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+ const spy = sinon.spy( view.keystrokes, 'listenTo' );
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+
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+ view.render();
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+ sinon.assert.calledOnce( spy );
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+ sinon.assert.calledWithExactly( spy, view.element );
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+ } );
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+
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+ describe( 'activates keyboard navigation for the toolbar', () => {
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+ it( 'so "tab" focuses the next focusable item', () => {
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+ const keyEvtData = {
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+ keyCode: keyCodes.tab,
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+ preventDefault: sinon.spy(),
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+ stopPropagation: sinon.spy()
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+ };
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+
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+ // Mock the url input is focused.
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+ view.focusTracker.isFocused = true;
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+ view.focusTracker.focusedElement = view.urlInputView.element;
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+
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+ const spy = sinon.spy( view.saveButtonView, 'focus' );
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+
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+ view.keystrokes.press( keyEvtData );
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+ sinon.assert.calledOnce( keyEvtData.preventDefault );
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+ sinon.assert.calledOnce( keyEvtData.stopPropagation );
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+ sinon.assert.calledOnce( spy );
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+ } );
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+
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+ it( 'so "shift + tab" focuses the previous focusable item', () => {
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+ const keyEvtData = {
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+ keyCode: keyCodes.tab,
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+ shiftKey: true,
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+ preventDefault: sinon.spy(),
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+ stopPropagation: sinon.spy()
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+ };
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+
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+ // Mock the cancel button is focused.
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+ view.focusTracker.isFocused = true;
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+ view.focusTracker.focusedElement = view.cancelButtonView.element;
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+
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+ const spy = sinon.spy( view.saveButtonView, 'focus' );
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+
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+ view.keystrokes.press( keyEvtData );
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+ sinon.assert.calledOnce( keyEvtData.preventDefault );
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+ sinon.assert.calledOnce( keyEvtData.stopPropagation );
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+ sinon.assert.calledOnce( spy );
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+ } );
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+ } );
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+
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+ it( 'intercepts the arrow* events and overrides the default toolbar behavior', () => {
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+ const keyEvtData = {
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+ stopPropagation: sinon.spy()
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+ };
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+
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+ keyEvtData.keyCode = keyCodes.arrowdown;
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+ view.keystrokes.press( keyEvtData );
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+ sinon.assert.calledOnce( keyEvtData.stopPropagation );
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+
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+ keyEvtData.keyCode = keyCodes.arrowup;
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+ view.keystrokes.press( keyEvtData );
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+ sinon.assert.calledTwice( keyEvtData.stopPropagation );
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+
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+ keyEvtData.keyCode = keyCodes.arrowleft;
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+ view.keystrokes.press( keyEvtData );
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+ sinon.assert.calledThrice( keyEvtData.stopPropagation );
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+
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+ keyEvtData.keyCode = keyCodes.arrowright;
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+ view.keystrokes.press( keyEvtData );
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+ sinon.assert.callCount( keyEvtData.stopPropagation, 4 );
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+ } );
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+
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+ it( 'intercepts the "selectstart" event of the #urlInputView with the high priority', () => {
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+ const spy = sinon.spy();
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+ const event = new Event( 'selectstart', {
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+ bubbles: true,
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+ cancelable: true
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+ } );
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+
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+ event.stopPropagation = spy;
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+
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+ view.urlInputView.element.dispatchEvent( event );
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+ sinon.assert.calledOnce( spy );
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+ } );
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+ } );
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+
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+ describe( 'DOM bindings', () => {
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+ describe( 'submit event', () => {
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+ it( 'should trigger submit event', () => {
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+ const spy = sinon.spy();
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+
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+ view.on( 'submit', spy );
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+ view.element.dispatchEvent( new Event( 'submit' ) );
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+
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+ expect( spy.calledOnce ).to.true;
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+ } );
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+ } );
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+ } );
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+
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+ describe( 'focus()', () => {
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+ it( 'focuses the #urlInputView', () => {
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+ const spy = sinon.spy( view.urlInputView, 'focus' );
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+
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+ view.focus();
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+
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+ sinon.assert.calledOnce( spy );
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+ } );
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+ } );
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+
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+ describe( 'url()', () => {
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+ it( 'returns the #inputView DOM value', () => {
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+ view.urlInputView.inputView.element.value = 'foo';
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+
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+ expect( view.url ).to.equal( 'foo' );
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+ } );
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+
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+ it( 'sets the #inputView DOM value', () => {
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+ view.urlInputView.inputView.element.value = 'bar';
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+
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+ view.url = 'foo';
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+ expect( view.urlInputView.inputView.element.value ).to.equal( 'foo' );
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+
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+ view.url = ' baz ';
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+ expect( view.urlInputView.inputView.element.value ).to.equal( 'baz' );
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+ } );
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+ } );
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+
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+ describe( 'isValid()', () => {
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+ it( 'calls resetErrors()', () => {
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+ const spy = sinon.spy( view, 'resetErrors' );
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+
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+ view.isValid();
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+
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+ sinon.assert.calledOnce( spy );
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+ } );
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+
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+ it( 'returns false when at least one validator has failed', () => {
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+ const val1 = sinon.stub().returns( 'some error' );
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+ const val2 = sinon.stub().returns( false );
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+ const validators = [ val1, val2 ];
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+ const view = new MediaFormView( validators, { t: val => val } );
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+
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+ expect( view.isValid() ).to.be.false;
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+
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+ sinon.assert.calledOnce( val1 );
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+ sinon.assert.notCalled( val2 );
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+
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+ expect( view.urlInputView.errorText ).to.equal( 'some error' );
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+ } );
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+
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+ it( 'returns true when all validators passed', () => {
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+ const val1 = sinon.stub().returns( false );
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+ const val2 = sinon.stub().returns( false );
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+ const validators = [ val1, val2 ];
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+ const view = new MediaFormView( validators, { t: val => val } );
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+
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+ expect( view.isValid() ).to.be.true;
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+
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+ sinon.assert.calledOnce( val1 );
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+ sinon.assert.calledOnce( val2 );
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+
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+ expect( view.urlInputView.errorText ).to.be.false;
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+ } );
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+ } );
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+
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+ describe( 'resetErrors()', () => {
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+ it( 'resets urlInputView#errorText', () => {
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+ view.urlInputView.errorText = 'foo';
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+
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+ view.resetErrors();
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+
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+ expect( view.urlInputView.errorText ).to.be.false;
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+ } );
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+ } );
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+} );
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