/** * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ import Model from '../../../src/model/model'; import DocumentFragment from '../../../src/model/documentfragment'; import Element from '../../../src/model/element'; import Text from '../../../src/model/text'; import TextProxy from '../../../src/model/textproxy'; import Position from '../../../src/model/position'; import Range from '../../../src/model/range'; import * as utils from '../../../src/model/operation/utils'; import { getData } from '../../../src/dev-utils/model'; import { expectToThrowCKEditorError } from '@ckeditor/ckeditor5-utils/tests/_utils/utils'; let model, doc, root; describe( 'Operation utils', () => { beforeEach( () => { model = new Model(); doc = model.document; model.schema.extend( '$text', { allowIn: '$root' } ); root = doc.createRoot(); // index: 0001112333 // offset: 0123456789 // data: foobarIxyz // bold: ___BBBB___ root._appendChild( [ new Text( 'foo' ), new Text( 'bar', { bold: true } ), new Element( 'image', { src: 'img.jpg' } ), new Text( 'xyz' ) ] ); } ); describe( 'insert', () => { it( 'should insert nodes between nodes', () => { utils._insert( Position._createAt( root, 3 ), [ 'xxx', new Element( 'p' ) ] ); expectData( 'fooxxx

<$text bold="true">barxyz' ); } ); it( 'should split text node if nodes at inserted at offset inside text node', () => { utils._insert( Position._createAt( root, 5 ), new Element( 'p' ) ); expectData( 'foo<$text bold="true">ba

<$text bold="true">rxyz' ); } ); it( 'should merge text nodes if possible', () => { utils._insert( Position._createAt( root, 3 ), new Text( 'xxx', { bold: true } ) ); expectData( 'foo<$text bold="true">xxxbarxyz' ); } ); } ); describe( 'remove', () => { it( 'should remove nodes in given range', () => { const range = new Range( Position._createAt( root, 3 ), Position._createAt( root, 6 ) ); utils._remove( range ); expectData( 'fooxyz' ); } ); it( 'should split text node if range starts or ends inside text node', () => { const range = new Range( Position._createAt( root, 1 ), Position._createAt( root, 5 ) ); utils._remove( range ); expectData( 'f<$text bold="true">rxyz' ); } ); it( 'should merge text nodes if possible', () => { const range = new Range( Position._createAt( root, 3 ), Position._createAt( root, 7 ) ); utils._remove( range ); expectData( 'fooxyz' ); expect( root.childCount ).to.equal( 1 ); } ); it( 'should throw if given range is not flat', () => { expectToThrowCKEditorError( () => { utils._remove( new Range( new Position( root, [ 0 ] ), new Position( root, [ 1, 2 ] ) ) ); }, /operation-utils-remove-range-not-flat/, model ); } ); } ); describe( 'move', () => { it( 'should move a range of nodes', () => { const range = new Range( Position._createAt( root, 3 ), Position._createAt( root, 6 ) ); utils._move( range, Position._createAt( root, 0 ) ); expectData( '<$text bold="true">barfooxyz' ); } ); it( 'should correctly move if target position is in same element as moved range, but after range', () => { const range = new Range( Position._createAt( root, 3 ), Position._createAt( root, 6 ) ); utils._move( range, Position._createAt( root, 10 ) ); expectData( 'fooxyz<$text bold="true">bar' ); } ); it( 'should throw if given range is not flat', () => { expectToThrowCKEditorError( () => { utils._move( new Range( new Position( root, [ 0 ] ), new Position( root, [ 1, 2 ] ) ), null ); }, /operation-utils-move-range-not-flat/, model ); } ); } ); describe( 'setAttribute', () => { it( 'should set attribute on given range of nodes', () => { const range = new Range( Position._createAt( root, 6 ), Position._createAt( root, 8 ) ); utils._setAttribute( range, 'newAttr', true ); expectData( 'foo<$text bold="true">bar<$text newAttr="true">xyz' ); } ); it( 'should remove attribute if null was passed as a value', () => { const range = new Range( Position._createAt( root, 6 ), Position._createAt( root, 7 ) ); utils._setAttribute( range, 'src', null ); expectData( 'foo<$text bold="true">barxyz' ); } ); it( 'should merge nodes if possible', () => { const range = new Range( Position._createAt( root, 0 ), Position._createAt( root, 3 ) ); utils._setAttribute( range, 'bold', true ); expectData( '<$text bold="true">foobarxyz' ); } ); } ); } ); describe( 'normalizeNodes', () => { it( 'should change single object into an array', () => { const p = new Element( 'p' ); expect( utils._normalizeNodes( p ) ).to.deep.equal( [ p ] ); } ); it( 'should change strings to text nodes', () => { const text = utils._normalizeNodes( 'abc' )[ 0 ]; expect( text ).to.be.instanceof( Text ); expect( text.data ).to.equal( 'abc' ); } ); it( 'should change text proxies to text nodes', () => { const textNode = new Text( 'abc' ); const textProxy = new TextProxy( textNode, 1, 1 ); const text = utils._normalizeNodes( textProxy )[ 0 ]; expect( text ).to.be.instanceof( Text ); expect( text.data ).to.equal( 'b' ); } ); it( 'should not change elements', () => { const p = new Element( 'p' ); expect( utils._normalizeNodes( p )[ 0 ] ).to.equal( p ); } ); it( 'should omit unrecognized objects', () => { expect( utils._normalizeNodes( 1 ) ).to.deep.equal( [] ); } ); it( 'should accept arrays', () => { const text = new Text( 'foo', { bold: true } ); const image = new Element( 'image' ); const nodes = [ 'abc', text, image, 1, 'xyz' ]; const normalized = utils._normalizeNodes( nodes ); expect( normalized[ 0 ] ).to.be.instanceof( Text ); expect( normalized[ 1 ] ).to.equal( text ); expect( normalized[ 2 ] ).to.equal( image ); expect( normalized[ 3 ] ).to.be.instanceof( Text ); } ); it( 'should merge text nodes if mergeTextNodes flag is set to true', () => { const normalized = utils._normalizeNodes( [ 'foo', 'bar' ], true ); expect( normalized.length ).to.equal( 1 ); expect( normalized[ 0 ].data ).to.equal( 'foobar' ); } ); it( 'should replace document fragment by the list of it\'s children', () => { const nodes = [ new Text( 'foo', { bold: true } ), new DocumentFragment( [ new Text( 'bar', { bold: true } ), new Element( 'image' ) ] ), 'xyz' ]; const normalized = utils._normalizeNodes( nodes, true ); expect( normalized[ 0 ] ).to.be.instanceof( Text ); expect( normalized[ 0 ].getAttribute( 'bold' ) ).to.be.true; expect( normalized[ 0 ].data ).to.equal( 'foobar' ); expect( normalized[ 1 ].name ).to.equal( 'image' ); expect( normalized[ 2 ].data ).to.equal( 'xyz' ); } ); } ); function expectData( html ) { expect( getData( model, { withoutSelection: true } ) ).to.equal( html ); }