/** * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ import ViewContainerElement from '@ckeditor/ckeditor5-engine/src/view/containerelement'; import ViewDowncastWriter from '@ckeditor/ckeditor5-engine/src/view/downcastwriter'; import { createViewListItemElement } from '../src/utils'; describe( 'utils', () => { let writer; beforeEach( () => { writer = new ViewDowncastWriter( {} ); } ); describe( 'createViewListItemElement()', () => { it( 'should create ViewContainerElement', () => { const item = createViewListItemElement( writer ); expect( item ).to.be.instanceof( ViewContainerElement ); } ); it( 'should have li name', () => { const item = createViewListItemElement( writer ); expect( item.name ).to.equal( 'li' ); } ); describe( 'getFillerOffset', () => { it( 'should return 0 if item is empty', () => { const item = createViewListItemElement( writer ); expect( item.getFillerOffset() ).to.equal( 0 ); } ); it( 'should return 0 if item has only lists as children', () => { const innerListItem1 = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( innerListItem1, 0 ), writer.createText( 'foo' ) ); const innerListItem2 = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( innerListItem2, 0 ), writer.createText( 'bar' ) ); const innerList = writer.createContainerElement( 'ul' ); writer.insert( writer.createPositionAt( innerList, 0 ), innerListItem1 ); writer.insert( writer.createPositionAt( innerList, 0 ), innerListItem2 ); const outerListItem = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( outerListItem, 0 ), innerList ); expect( outerListItem.getFillerOffset() ).to.equal( 0 ); } ); it( 'should return null if item has non-list contents', () => { const item = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( item, 0 ), writer.createText( 'foo' ) ); expect( item.getFillerOffset() ).to.be.null; } ); // Block filler is required after the `
` element if the element is the last child in the container. // See: https://github.com/ckeditor/ckeditor5/issues/1312#issuecomment-436669045. describe( 'for
elements in container', () => { it( 'returns offset of the last child which is the
element (1)', () => { const item = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( item, 0 ), writer.createEmptyElement( 'br' ) ); expect( item.getFillerOffset() ).to.equal( 1 ); } ); it( 'returns offset of the last child which is the
element (2)', () => { const item = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( item, 0 ), writer.createEmptyElement( 'br' ) ); writer.insert( writer.createPositionAt( item, 1 ), writer.createEmptyElement( 'br' ) ); expect( item.getFillerOffset() ).to.equal( 2 ); } ); it( 'always returns the last
element in the container', () => { const item = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( item, 0 ), writer.createText( 'foo' ) ); writer.insert( writer.createPositionAt( item, 1 ), writer.createEmptyElement( 'br' ) ); writer.insert( writer.createPositionAt( item, 2 ), writer.createEmptyElement( 'br' ) ); expect( item.getFillerOffset() ).to.equal( 3 ); } ); it( 'works fine with non-empty container with multi
elements', () => { const item = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( item, 0 ), writer.createText( 'foo' ) ); writer.insert( writer.createPositionAt( item, 1 ), writer.createEmptyElement( 'br' ) ); writer.insert( writer.createPositionAt( item, 2 ), writer.createText( 'bar' ) ); writer.insert( writer.createPositionAt( item, 3 ), writer.createEmptyElement( 'br' ) ); expect( item.getFillerOffset() ).to.equal( 4 ); } ); it( 'ignores the ui elements', () => { const item = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( item, 0 ), writer.createUIElement( 'span' ) ); writer.insert( writer.createPositionAt( item, 1 ), writer.createEmptyElement( 'br' ) ); expect( item.getFillerOffset() ).to.equal( 2 ); } ); it( 'empty element must be the
element', () => { const item = createViewListItemElement( writer ); writer.insert( writer.createPositionAt( item, 0 ), writer.createEmptyElement( 'img' ) ); expect( item.getFillerOffset() ).to.be.null; } ); } ); } ); } ); } );