text: /**
   * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
   * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
   */
  
  /* globals document, Event */
  
  import ClassicTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/classictesteditor';
  import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
  import { keyCodes } from '@ckeditor/ckeditor5-utils/src/keyboard';
  import { getData as getModelData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model';
  
  import Undo from '@ckeditor/ckeditor5-undo/src/undo';
  import Batch from '@ckeditor/ckeditor5-engine/src/model/batch';
  import Paragraph from '@ckeditor/ckeditor5-paragraph/src/paragraph';
  import ButtonView from '@ckeditor/ckeditor5-ui/src/button/buttonview';
  import ContextualBalloon from '@ckeditor/ckeditor5-ui/src/panel/balloon/contextualballoon';
  
  import Table from '../../src/table';
  import TablePropertiesEditing from '../../src/tableproperties/tablepropertiesediting';
  import TablePropertiesUI from '../../src/tableproperties/tablepropertiesui';
  import TablePropertiesUIView from '../../src/tableproperties/ui/tablepropertiesview';
  import { defaultColors } from '../../src/ui/utils';
  
  describe( 'table properties', () => {
  	describe( 'TablePropertiesUI', () => {
  		let editor, editorElement, contextualBalloon,
  			tablePropertiesUI, tablePropertiesView, tablePropertiesButton,
  			clock;
  
  		testUtils.createSinonSandbox();
  
  		beforeEach( () => {
  			clock = sinon.useFakeTimers();
  			editorElement = document.createElement( 'div' );
  			document.body.appendChild( editorElement );
  
  			return ClassicTestEditor
  				.create( editorElement, {
  					plugins: [ Table, TablePropertiesEditing, TablePropertiesUI, Paragraph, Undo ],
  					initialData: '<table><tr><td>foo</td></tr></table><p>bar</p>'
  				} )
  				.then( newEditor => {
  					editor = newEditor;
  
  					tablePropertiesUI = editor.plugins.get( TablePropertiesUI );
  					tablePropertiesButton = editor.ui.componentFactory.create( 'tableProperties' );
  					contextualBalloon = editor.plugins.get( ContextualBalloon );
  					tablePropertiesView = tablePropertiesUI.view;
  
  					// There is no point to execute BalloonPanelView attachTo and pin methods so lets override it.
  					testUtils.sinon.stub( contextualBalloon.view, 'attachTo' ).returns( {} );
  					testUtils.sinon.stub( contextualBalloon.view, 'pin' ).returns( {} );
  				} );
  		} );
  
  		afterEach( () => {
  			clock.restore();
  			editorElement.remove();
  
  			return editor.destroy();
  		} );
  
  		it( 'should be named', () => {
  			expect( TablePropertiesUI.pluginName ).to.equal( 'TablePropertiesUI' );
  		} );
  
  		it( 'should load ContextualBalloon', () => {
  			expect( editor.plugins.get( ContextualBalloon ) ).to.be.instanceOf( ContextualBalloon );
  		} );
  
  		describe( 'constructor()', () => {
  			it( 'should define table.tableProperties config', () => {
  				expect( editor.config.get( 'table.tableProperties' ) ).to.deep.equal( {
  					borderColors: defaultColors,
  					backgroundColors: defaultColors
  				} );
  			} );
  		} );
  
  		describe( 'init()', () => {
  			it( 'should set a batch', () => {
  				expect( tablePropertiesUI._undoStepBatch ).to.be.null;
  			} );
  
  			describe( '#view', () => {
  				it( 'should be created', () => {
  					expect( tablePropertiesUI.view ).to.be.instanceOf( TablePropertiesUIView );
  				} );
  
  				it( 'should be rendered', () => {
  					expect( tablePropertiesUI.view.isRendered ).to.be.true;
  				} );
  
  				it( 'should get the border colors configurations', () => {
  					expect( tablePropertiesView.options.borderColors ).to.have.length( 15 );
  				} );
  
  				it( 'should get the background colors configurations', () => {
  					expect( tablePropertiesView.options.backgroundColors ).to.have.length( 15 );
  				} );
  			} );
  
  			describe( 'toolbar button', () => {
  				it( 'should be registered', () => {
  					expect( tablePropertiesButton ).to.be.instanceOf( ButtonView );
  				} );
  
  				it( 'should have a label', () => {
  					expect( tablePropertiesButton.label ).to.equal( 'Table properties' );
  				} );
  
  				it( 'should have a tooltip', () => {
  					expect( tablePropertiesButton.tooltip ).to.be.true;
  				} );
  
  				it( 'should call #_showView upon #execute', () => {
  					const spy = testUtils.sinon.stub( tablePropertiesUI, '_showView' ).returns( {} );
  
  					tablePropertiesButton.fire( 'execute' );
  					sinon.assert.calledOnce( spy );
  				} );
  			} );
  		} );
  
  		describe( 'destroy()', () => {
  			it( 'should destroy the #view', () => {
  				const spy = sinon.spy( tablePropertiesView, 'destroy' );
  
  				tablePropertiesUI.destroy();
  
  				sinon.assert.calledOnce( spy );
  			} );
  		} );
  
  		describe( 'Properties #view', () => {
  			beforeEach( () => {
  				editor.model.change( writer => {
  					writer.setSelection( editor.model.document.getRoot().getChild( 0 ).getChild( 0 ).getChild( 0 ), 0 );
  				} );
  			} );
  
  			it( 'should hide on #submit', () => {
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				tablePropertiesView.fire( 'submit' );
  				expect( contextualBalloon.visibleView ).to.be.null;
  			} );
  
  			describe( '#cancel event', () => {
  				// https://github.com/ckeditor/ckeditor5/issues/6180
  				it( 'should not undo if it there were no changes made to the property fields', () => {
  					const spy = sinon.spy( editor, 'execute' );
  
  					// Show the view. New batch will be created.
  					tablePropertiesButton.fire( 'execute' );
  
  					// Cancel the view immediately.
  					tablePropertiesView.fire( 'cancel' );
  
  					sinon.assert.notCalled( spy );
  				} );
  
  				it( 'should undo the entire batch of changes if there were some', () => {
  					const spy = sinon.spy( editor, 'execute' );
  
  					// Show the view. New batch will be created.
  					tablePropertiesButton.fire( 'execute' );
  
  					// Do the changes like a user.
  					tablePropertiesView.borderStyle = 'dotted';
  					tablePropertiesView.backgroundColor = 'red';
  
  					expect( getModelData( editor.model ) ).to.equal(
  						'<table backgroundColor="red" borderStyle="dotted">' +
  							'<tableRow>' +
  								'<tableCell>' +
  									'<paragraph>[]foo</paragraph>' +
  								'</tableCell>' +
  							'</tableRow>' +
  						'</table>' +
  						'<paragraph>bar</paragraph>'
  					);
  
  					tablePropertiesView.fire( 'cancel' );
  
  					expect( getModelData( editor.model ) ).to.equal(
  						'<table>' +
  							'<tableRow>' +
  								'<tableCell>' +
  									'<paragraph>[]foo</paragraph>' +
  								'</tableCell>' +
  							'</tableRow>' +
  						'</table>' +
  						'<paragraph>bar</paragraph>'
  					);
  
  					sinon.assert.calledWith( spy, 'undo', tablePropertiesUI._undoStepBatch );
  				} );
  
  				it( 'should hide the view', () => {
  					tablePropertiesButton.fire( 'execute' );
  					expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  					tablePropertiesView.fire( 'cancel' );
  					expect( contextualBalloon.visibleView ).to.be.null;
  				} );
  			} );
  
  			it( 'should hide on the Esc key press', () => {
  				const keyEvtData = {
  					keyCode: keyCodes.esc,
  					preventDefault: sinon.spy(),
  					stopPropagation: sinon.spy()
  				};
  
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				tablePropertiesView.keystrokes.press( keyEvtData );
  				expect( contextualBalloon.visibleView ).to.be.null;
  			} );
  
  			it( 'should hide if the table is no longer selected on EditorUI#update', () => {
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				editor.model.change( writer => {
  					// Set selection in the paragraph.
  					writer.setSelection( editor.model.document.getRoot().getChild( 1 ), 0 );
  				} );
  
  				expect( contextualBalloon.visibleView ).to.be.null;
  			} );
  
  			it( 'should reposition if table is still selected on on EditorUI#update', () => {
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				editor.model.change( writer => {
  					writer.insertText( 'qux', editor.model.document.selection.getFirstPosition() );
  				} );
  
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  			} );
  
  			it( 'should hide if clicked outside the balloon', () => {
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				document.body.dispatchEvent( new Event( 'mousedown', { bubbles: true } ) );
  
  				expect( contextualBalloon.visibleView ).to.be.null;
  			} );
  
  			describe( 'property changes', () => {
  				beforeEach( () => {
  					tablePropertiesUI._undoStepBatch = 'foo';
  				} );
  
  				describe( '#borderStyle', () => {
  					it( 'should affect the editor state', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						tablePropertiesView.borderStyle = 'dotted';
  
  						sinon.assert.calledOnce( spy );
  						sinon.assert.calledWithExactly( spy, 'tableBorderStyle', { value: 'dotted', batch: 'foo' } );
  					} );
  				} );
  
  				describe( '#borderColor', () => {
  					it( 'should affect the editor state', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						tablePropertiesView.borderColor = '#FFAAFF';
  
  						sinon.assert.calledOnce( spy );
  						sinon.assert.calledWithExactly( spy, 'tableBorderColor', { value: '#FFAAFF', batch: 'foo' } );
  					} );
  
  					it( 'should display an error message if value is invalid', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						// First, let's pass an invalid value and check what happens.
  						tablePropertiesView.borderColor = '42';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.borderColorInput.errorText ).to.match( /^The color is invalid/ );
  						sinon.assert.notCalled( spy );
  
  						// And now let's pass a valid value and check if the error text will be gone.
  						tablePropertiesView.borderColor = '#AAA';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.borderColorInput.errorText ).to.be.null;
  						sinon.assert.calledWithExactly( spy, 'tableBorderColor', { value: '#AAA', batch: 'foo' } );
  					} );
  				} );
  
  				describe( '#borderWidth', () => {
  					it( 'should affect the editor state', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						tablePropertiesView.borderWidth = '12px';
  
  						sinon.assert.calledOnce( spy );
  						sinon.assert.calledWithExactly( spy, 'tableBorderWidth', { value: '12px', batch: 'foo' } );
  					} );
  
  					it( 'should display an error message if value is invalid', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						// First, let's pass an invalid value and check what happens.
  						tablePropertiesView.borderWidth = 'wrong';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.borderWidthInput.errorText ).to.match( /^The value is invalid/ );
  						sinon.assert.notCalled( spy );
  
  						// And now let's pass a valid value and check if the error text will be gone.
  						tablePropertiesView.borderWidth = '3em';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.backgroundInput.errorText ).to.be.null;
  						sinon.assert.calledWithExactly( spy, 'tableBorderWidth', { value: '3em', batch: 'foo' } );
  					} );
  				} );
  
  				describe( '#backgroundColor', () => {
  					it( 'should affect the editor state', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						tablePropertiesView.backgroundColor = '#FFAAFF';
  
  						sinon.assert.calledOnce( spy );
  						sinon.assert.calledWithExactly( spy, 'tableBackgroundColor', { value: '#FFAAFF', batch: 'foo' } );
  					} );
  
  					it( 'should display an error message if value is invalid', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						// First, let's pass an invalid value and check what happens.
  						tablePropertiesView.backgroundColor = '42';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.backgroundInput.errorText ).to.match( /^The color is invalid/ );
  						sinon.assert.notCalled( spy );
  
  						// And now let's pass a valid value and check if the error text will be gone.
  						tablePropertiesView.backgroundColor = '#AAA';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.backgroundInput.errorText ).to.be.null;
  						sinon.assert.calledWithExactly( spy, 'tableBackgroundColor', { value: '#AAA', batch: 'foo' } );
  					} );
  				} );
  
  				describe( '#width', () => {
  					it( 'should affect the editor state', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						tablePropertiesView.width = '12px';
  
  						sinon.assert.calledOnce( spy );
  						sinon.assert.calledWithExactly( spy, 'tableWidth', { value: '12px', batch: 'foo' } );
  					} );
  
  					it( 'should display an error message if value is invalid', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						// First, let's pass an invalid value and check what happens.
  						tablePropertiesView.width = 'wrong';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.widthInput.errorText ).to.match( /^The value is invalid/ );
  						sinon.assert.notCalled( spy );
  
  						// And now let's pass a valid value and check if the error text will be gone.
  						tablePropertiesView.width = '3em';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.backgroundInput.errorText ).to.be.null;
  						sinon.assert.calledWithExactly( spy, 'tableWidth', { value: '3em', batch: 'foo' } );
  					} );
  				} );
  
  				describe( '#height', () => {
  					it( 'should affect the editor state', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						tablePropertiesView.height = '12px';
  
  						sinon.assert.calledOnce( spy );
  						sinon.assert.calledWithExactly( spy, 'tableHeight', { value: '12px', batch: 'foo' } );
  					} );
  
  					it( 'should display an error message if value is invalid', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						// First, let's pass an invalid value and check what happens.
  						tablePropertiesView.height = 'wrong';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.heightInput.errorText ).to.match( /^The value is invalid/ );
  						sinon.assert.notCalled( spy );
  
  						// And now let's pass a valid value and check if the error text will be gone.
  						tablePropertiesView.height = '3em';
  
  						clock.tick( 500 );
  
  						expect( tablePropertiesView.backgroundInput.errorText ).to.be.null;
  						sinon.assert.calledWithExactly( spy, 'tableHeight', { value: '3em', batch: 'foo' } );
  					} );
  				} );
  
  				describe( '#alignment', () => {
  					it( 'should affect the editor state', () => {
  						const spy = testUtils.sinon.stub( editor, 'execute' );
  
  						tablePropertiesView.alignment = 'right';
  
  						sinon.assert.calledOnce( spy );
  						sinon.assert.calledWithExactly( spy, 'tableAlignment', { value: 'right', batch: 'foo' } );
  					} );
  				} );
  
  				it( 'should not display an error text if user managed to fix the value before the UI timeout', () => {
  					// First, let's pass an invalid value.
  					tablePropertiesView.borderColor = '#';
  
  					clock.tick( 100 );
  
  					// Then the user managed to quickly type the correct value.
  					tablePropertiesView.borderColor = '#aaa';
  
  					clock.tick( 400 );
  
  					// Because they were quick, they should see no error
  					expect( tablePropertiesView.borderColorInput.errorText ).to.be.null;
  				} );
  
  				it( 'should not affect the editor state if internal property has changed', () => {
  					const spy = testUtils.sinon.stub( editor, 'execute' );
  
  					tablePropertiesView.set( 'internalProp', 'foo' );
  
  					tablePropertiesView.internalProp = 'bar';
  
  					sinon.assert.notCalled( spy );
  				} );
  			} );
  		} );
  
  		describe( 'Showing the #view', () => {
  			beforeEach( () => {
  				editor.model.change( writer => {
  					writer.setSelection( editor.model.document.getRoot().getChild( 0 ).getChild( 0 ).getChild( 0 ), 0 );
  				} );
  			} );
  
  			it( 'should create a new undoable batch for further #view cancel', () => {
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				const firstBatch = tablePropertiesUI._undoStepBatch;
  				expect( firstBatch ).to.be.instanceOf( Batch );
  
  				tablePropertiesView.fire( 'submit' );
  				expect( contextualBalloon.visibleView ).to.be.null;
  
  				tablePropertiesButton.fire( 'execute' );
  
  				const secondBatch = tablePropertiesUI._undoStepBatch;
  				expect( secondBatch ).to.be.instanceOf( Batch );
  				expect( firstBatch ).to.not.equal( secondBatch );
  			} );
  
  			describe( 'initial data', () => {
  				it( 'should be set from the command values', () => {
  					editor.commands.get( 'tableBorderStyle' ).value = 'a';
  					editor.commands.get( 'tableBorderColor' ).value = 'b';
  					editor.commands.get( 'tableBorderWidth' ).value = 'c';
  					editor.commands.get( 'tableBackgroundColor' ).value = 'd';
  					editor.commands.get( 'tableWidth' ).value = 'e';
  					editor.commands.get( 'tableHeight' ).value = 'f';
  					editor.commands.get( 'tableAlignment' ).value = 'g';
  
  					tablePropertiesButton.fire( 'execute' );
  
  					expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  					expect( tablePropertiesView ).to.include( {
  						borderStyle: 'a',
  						borderColor: 'b',
  						borderWidth: 'c',
  						backgroundColor: 'd',
  						width: 'e',
  						height: 'f',
  						alignment: 'g'
  					} );
  				} );
  
  				it( 'should use default values when command has no value', () => {
  					editor.commands.get( 'tableBorderStyle' ).value = null;
  					editor.commands.get( 'tableBorderColor' ).value = null;
  					editor.commands.get( 'tableBorderWidth' ).value = null;
  					editor.commands.get( 'tableBackgroundColor' ).value = null;
  					editor.commands.get( 'tableWidth' ).value = null;
  					editor.commands.get( 'tableHeight' ).value = null;
  					editor.commands.get( 'tableAlignment' ).value = null;
  
  					tablePropertiesButton.fire( 'execute' );
  
  					expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  					expect( tablePropertiesView ).to.include( {
  						borderStyle: '',
  						borderColor: '',
  						borderWidth: '',
  						backgroundColor: '',
  						width: '',
  						height: '',
  						alignment: ''
  					} );
  				} );
  			} );
  
  			it( 'should focus the form view', () => {
  				const spy = testUtils.sinon.spy( tablePropertiesView, 'focus' );
  
  				tablePropertiesButton.fire( 'execute' );
  
  				sinon.assert.calledOnce( spy );
  			} );
  		} );
  
  		describe( 'Hiding the #view', () => {
  			beforeEach( () => {
  				editor.model.change( writer => {
  					writer.setSelection( editor.model.document.getRoot().getChild( 0 ).getChild( 0 ).getChild( 0 ), 0 );
  				} );
  			} );
  
  			it( 'should stop listening to EditorUI#update', () => {
  				const spy = testUtils.sinon.spy( tablePropertiesUI, 'stopListening' );
  
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				tablePropertiesView.fire( 'submit' );
  				expect( contextualBalloon.visibleView ).to.be.null;
  
  				sinon.assert.calledOnce( spy );
  				sinon.assert.calledWithExactly( spy, editor.ui, 'update' );
  			} );
  
  			it( 'should focus the editing view so the focus is not lost', () => {
  				const spy = testUtils.sinon.spy( editor.editing.view, 'focus' );
  
  				tablePropertiesButton.fire( 'execute' );
  				expect( contextualBalloon.visibleView ).to.equal( tablePropertiesView );
  
  				tablePropertiesView.fire( 'submit' );
  
  				sinon.assert.calledOnce( spy );
  			} );
  		} );
  	} );
  } );
  