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+/**
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+ * Copyright (c) 2016, CKSource - Frederico Knabben. All rights reserved.
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+ */
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+
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+import ClassicTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/classictesteditor';
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+import ContextualToolbar from '../../src/toolbar/contextualtoolbar';
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+import ViewSelection from '@ckeditor/ckeditor5-engine/src/view/selection';
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+import ToolbarView from '@ckeditor/ckeditor5-ui/src/toolbar/toolbarview';
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+import Bold from '@ckeditor/ckeditor5-basic-styles/src/bold';
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+import Italic from '@ckeditor/ckeditor5-basic-styles/src/italic';
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+import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
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+import global from '@ckeditor/ckeditor5-utils/src/dom/global';
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+
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+import { setData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model.js';
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+
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+/* global document, window */
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+
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+describe( 'ContextualToolbar', () => {
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+ let sandbox, editor, contextualToolbar, balloon, editorElement;
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+
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+ beforeEach( () => {
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+ editorElement = document.createElement( 'div' );
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+ document.body.appendChild( editorElement );
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+ sandbox = sinon.sandbox.create();
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+
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+ return ClassicTestEditor.create( editorElement, {
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+ plugins: [ Paragraph, Bold, Italic ]
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+ } ).then( newEditor => {
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+ editor = newEditor;
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+ editor.editing.view.attachDomRoot( editorElement );
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+ balloon = editor.ui.balloon;
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+ contextualToolbar = new ContextualToolbar( editor );
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+ editor.editing.view.isFocused = true;
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+ } );
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+ } );
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+
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+ afterEach( () => {
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+ editor.destroy();
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+ sandbox.restore();
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+ } );
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+
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+ it( 'should open below if the selection is forward', () => {
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+ setData( editor.document, '<paragraph>[bar]</paragraph>' );
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+
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+ stubClientRects();
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible.view ).to.equal( contextualToolbar._toolbarView );
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+
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+ expect( balloon.view.top ).to.be.above( 310 );
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+ } );
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+
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+ it( 'should open above if the selection is forward but panel stick out of the limiter element', () => {
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+ setData( editor.document, '<paragraph>[bar]</paragraph>' );
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+
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+ stubClientRects();
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+
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+ // Mock limiter rect.
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+ mockBoundingBox( document.body, {
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+ left: 0,
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+ width: 1000,
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+ top: 0,
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+ height: 310
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+ } );
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible.view ).to.equal( contextualToolbar._toolbarView );
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+
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+ expect( balloon.view.top ).to.be.below( 310 );
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+ } );
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+
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+ it( 'should open above if the selection is backward', () => {
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+ setData( editor.document, '<paragraph>[bar]</paragraph>', { lastRangeBackward: true } );
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+
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+ stubClientRects();
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible.view ).to.equal( contextualToolbar._toolbarView );
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+ expect( balloon.view.top ).to.be.below( 100 );
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+ } );
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+
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+ it( 'should open below if the selection is backward but panel stick out of the limiter element', () => {
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+ setData( editor.document, '<paragraph>[bar]</paragraph>', { lastRangeBackward: true } );
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+
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+ stubClientRects();
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+
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+ // Mock limiter rect.
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+ mockBoundingBox( document.body, {
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+ left: 0,
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+ width: 1000,
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+ top: 95,
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+ height: 905
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+ } );
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible.view ).to.equal( contextualToolbar._toolbarView );
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+ expect( balloon.view.top ).to.be.above( 100 );
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+ } );
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+
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+ it( 'should not open if selection is collapsed and is moving', () => {
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+ setData( editor.document, '<paragraph>ba[]r</paragraph>' );
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+
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+ const oldSelection = editor.editing.view.selection;
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+ const newSelection = new ViewSelection();
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+
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+ editor.editing.view.fire( 'selectionChange', { oldSelection, newSelection } );
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ setData( editor.document, '<paragraph>b[]ar</paragraph>' );
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+
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+ editor.editing.view.fire( 'selectionChange', { oldSelection, newSelection } );
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible ).to.null;
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+ } );
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+
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+ it( 'should hide if editor loses focus', () => {
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+ setData( editor.document, '<paragraph>[bar]</paragraph>' );
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+ editor.ui.focusTracker.isFocused = true;
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+
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+ stubClientRects();
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible.view ).to.equal( contextualToolbar._toolbarView );
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+
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+ editor.ui.focusTracker.isFocused = false;
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+
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+ expect( balloon.visible ).to.null;
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+ } );
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+
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+ it( 'should hide if selection is changing', () => {
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+ setData( editor.document, '<paragraph>[bar]</paragraph>' );
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+
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+ stubClientRects();
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible.view ).to.equal( contextualToolbar._toolbarView );
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+
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+ const oldSelection = editor.editing.view.selection;
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+ const newSelection = new ViewSelection();
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+
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+ editor.editing.view.fire( 'selectionChange', { oldSelection, newSelection } );
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+
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+ expect( balloon.visible ).to.null;
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+ } );
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+
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+ it( 'should do nothing when panel is being added to balloon stack twice', () => {
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+ setData( editor.document, '<paragraph>[bar]</paragraph>' );
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ expect( balloon.visible.view ).to.equal( contextualToolbar._toolbarView );
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+
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+ expect( () => {
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+ } ).to.not.throw();
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+ } );
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+
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+ it( 'should update toolbar position when is visible and editor content has changed', () => {
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+ const spy = sandbox.spy( balloon, 'updatePosition' );
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+
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+ setData( editor.document, '<paragraph>ba[r]</paragraph>' );
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ sinon.assert.notCalled( spy );
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+
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+ editor.editing.view.fire( 'render' );
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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( 'should not update toolbar position when is added to the balloon stack but is not visible and editor content has changed', () => {
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+ const spy = sandbox.spy( balloon, 'updatePosition' );
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+
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+ setData( editor.document, '<paragraph>ba[r]</paragraph>' );
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ const viewMock = {};
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+
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+ balloon.add( { view: viewMock } );
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+
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+ editor.editing.view.fire( 'render' );
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+
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+ sinon.assert.notCalled( spy );
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+ } );
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+
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+ it( 'should not update toolbar position when is added to the balloon stack but is not visible and editor content has changed', () => {
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+ const spy = sandbox.spy( balloon, 'updatePosition' );
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+
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+ setData( editor.document, '<paragraph>ba[r]</paragraph>' );
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+
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+ editor.editing.view.fire( 'selectionChangeDone' );
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+
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+ const viewMock = {};
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+
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+ balloon.add( { view: viewMock } );
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+
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+ editor.editing.view.fire( 'render' );
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+
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+ sinon.assert.notCalled( spy );
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+ } );
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+
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+ describe( 'addComponents()', () => {
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+ it( 'should adds given components as a toolbar content', () => {
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+ contextualToolbar = new ContextualToolbar( editor );
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+
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+ expect( contextualToolbar._toolbarView ).to.instanceof( ToolbarView );
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+ expect( contextualToolbar._toolbarView.items.length ).to.equal( 0 );
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+
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+ contextualToolbar.addComponents( [ 'bold', 'italic' ] );
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+
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+ expect( contextualToolbar._toolbarView.items.length ).to.equal( 2 );
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+ } );
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+ } );
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+
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+ function stubClientRects() {
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+ const editingView = editor.editing.view;
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+ const originalViewRangeToDom = editingView.domConverter.viewRangeToDom;
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+
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+ // Mock selection rect.
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+ sandbox.stub( editingView.domConverter, 'viewRangeToDom', ( ...args ) => {
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+ const domRange = originalViewRangeToDom.apply( editingView.domConverter, args );
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+
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+ sandbox.stub( domRange, 'getClientRects', () => {
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+ return {
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+ length: 2,
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+ item: id => {
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+ if ( id === 0 ) {
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+ return {
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+ top: 100,
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+ height: 10,
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+ bottom: 110,
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+ left: 200,
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+ width: 50,
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+ right: 250
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+ };
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+ }
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+
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+ return {
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+ top: 300,
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+ height: 10,
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+ bottom: 310,
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+ left: 400,
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+ width: 50,
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+ right: 450
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+ };
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+ }
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+ };
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+ } );
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+
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+ return domRange;
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+ } );
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+
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+ // Mock window rect.
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+ sandbox.stub( global, 'window', {
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+ innerWidth: 1000,
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+ innerHeight: 1000,
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+ scrollX: 0,
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+ scrollY: 0,
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+ getComputedStyle: el => {
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+ return window.getComputedStyle( el );
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+ }
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+ } );
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+
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+ // Mock balloon rect.
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+ mockBoundingBox( balloon.view.element, {
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+ width: 150,
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+ height: 50
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+ } );
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+ }
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+
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+ function mockBoundingBox( element, data ) {
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+ const boundingBox = Object.assign( {}, data );
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+
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+ boundingBox.right = boundingBox.left + boundingBox.width;
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+ boundingBox.bottom = boundingBox.top + boundingBox.height;
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+
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+ sandbox.stub( element, 'getBoundingClientRect' ).returns( boundingBox );
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+ }
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+} );
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