/** * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ /* global document, HTMLElement */ import UIElement from '../../src/view/uielement'; import Element from '../../src/view/element'; import Document from '../../src/view/document'; import { expectToThrowCKEditorError } from '@ckeditor/ckeditor5-utils/tests/_utils/utils'; import { StylesProcessor } from '../../src/view/stylesmap'; describe( 'UIElement', () => { let uiElement, doc; beforeEach( () => { doc = new Document( new StylesProcessor() ); uiElement = new UIElement( doc, 'span', { foo: 'bar', style: 'margin-top: 2em;color: white;', class: 'foo bar' } ); } ); describe( 'constructor()', () => { it( 'should create instance', () => { expect( uiElement.name ).to.equal( 'span' ); expect( uiElement.getAttribute( 'foo' ) ).to.equal( 'bar' ); expect( uiElement.getStyle( 'margin-top' ) ).to.equal( '2em' ); expect( uiElement.getStyle( 'color' ) ).to.equal( 'white' ); expect( uiElement.hasClass( 'foo' ) ).to.true; expect( uiElement.hasClass( 'bar' ) ).to.true; } ); it( 'should throw if child elements are passed to constructor', () => { expectToThrowCKEditorError( () => { new UIElement( doc, 'img', null, [ new Element( doc, 'i' ) ] ); // eslint-disable-line no-new }, 'view-uielement-cannot-add' ); } ); } ); describe( 'is()', () => { let el; before( () => { el = new UIElement( doc, 'span' ); } ); it( 'should return true for uiElement/element, also with correct name and element name', () => { expect( el.is( 'uiElement' ) ).to.be.true; expect( el.is( 'view:uiElement' ) ).to.be.true; expect( el.is( 'uiElement', 'span' ) ).to.be.true; expect( el.is( 'view:uiElement', 'span' ) ).to.be.true; expect( el.is( 'element' ) ).to.be.true; expect( el.is( 'view:element' ) ).to.be.true; expect( el.is( 'node' ) ).to.be.true; expect( el.is( 'view:node' ) ).to.be.true; expect( el.is( 'element', 'span' ) ).to.be.true; expect( el.is( 'view:element', 'span' ) ).to.be.true; } ); it( 'should return false for other accept values', () => { expect( el.is( 'uiElement', 'p' ) ).to.be.false; expect( el.is( 'view:uiElement', 'p' ) ).to.be.false; expect( el.is( 'element', 'p' ) ).to.be.false; expect( el.is( 'view:element', 'p' ) ).to.be.false; expect( el.is( 'element', 'p' ) ).to.be.false; expect( el.is( 'view:p' ) ).to.be.false; expect( el.is( '$text' ) ).to.be.false; expect( el.is( '$textProxy' ) ).to.be.false; expect( el.is( 'containerElement' ) ).to.be.false; expect( el.is( 'attributeElement' ) ).to.be.false; expect( el.is( 'emptyElement' ) ).to.be.false; expect( el.is( 'rootElement' ) ).to.be.false; expect( el.is( 'documentFragment' ) ).to.be.false; expect( el.is( 'model:element' ) ).to.be.false; expect( el.is( 'model:span' ) ).to.be.false; expect( el.is( 'model:node' ) ).to.be.false; expect( el.is( 'node', 'span' ) ).to.be.false; expect( el.is( 'view:node', 'span' ) ).to.be.false; } ); } ); describe( '_appendChild()', () => { it( 'should throw when try to append new child element', () => { expectToThrowCKEditorError( () => { uiElement._appendChild( new Element( doc, 'i' ) ); }, 'view-uielement-cannot-add' ); } ); } ); describe( '_insertChild()', () => { it( 'should throw when try to insert new child element', () => { expectToThrowCKEditorError( () => { uiElement._insertChild( 0, new Element( doc, 'i' ) ); }, 'view-uielement-cannot-add' ); } ); } ); describe( '_clone()', () => { it( 'should be properly cloned', () => { const newUIElement = uiElement._clone(); expect( newUIElement.name ).to.equal( 'span' ); expect( newUIElement.getAttribute( 'foo' ) ).to.equal( 'bar' ); expect( newUIElement.getStyle( 'margin-top' ) ).to.equal( '2em' ); expect( newUIElement.getStyle( 'color' ) ).to.equal( 'white' ); expect( newUIElement.hasClass( 'foo' ) ).to.true; expect( newUIElement.hasClass( 'bar' ) ).to.true; expect( newUIElement.isSimilar( uiElement ) ).to.true; } ); } ); describe( 'getFillerOffset()', () => { it( 'should return null', () => { expect( uiElement.getFillerOffset() ).to.null; } ); } ); describe( 'render()', () => { let domElement; beforeEach( () => { domElement = uiElement.render( document ); } ); it( 'should return DOM element', () => { expect( domElement ).to.be.instanceOf( HTMLElement ); } ); it( 'should use element name', () => { expect( domElement.tagName.toLowerCase() ).to.equal( uiElement.name ); } ); it( 'should render attributes', () => { for ( const key of uiElement.getAttributeKeys() ) { expect( domElement.getAttribute( key ) ).to.equal( uiElement.getAttribute( key ) ); } } ); it( 'should allow to change render() method', () => { uiElement.render = function( domDocument ) { return domDocument.createElement( 'b' ); }; expect( uiElement.render( document ).tagName.toLowerCase() ).to.equal( 'b' ); } ); it( 'should allow to add new elements inside', () => { uiElement.render = function( domDocument ) { const element = this.toDomElement( domDocument ); const text = domDocument.createTextNode( 'foo bar' ); element.appendChild( text ); return element; }; const rendered = uiElement.render( document ); expect( rendered.tagName.toLowerCase() ).to.equal( 'span' ); expect( rendered.textContent ).to.equal( 'foo bar' ); } ); } ); } );