/** * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ /* bender-tags: model, delta */ import Document from 'ckeditor5/engine/model/document.js'; import Position from 'ckeditor5/engine/model/position.js'; import Element from 'ckeditor5/engine/model/element.js'; import Text from 'ckeditor5/engine/model/text.js'; import CKEditorError from 'ckeditor5/utils/ckeditorerror.js'; import MergeDelta from 'ckeditor5/engine/model/delta/mergedelta.js'; import SplitDelta from 'ckeditor5/engine/model/delta/splitdelta.js'; import InsertOperation from 'ckeditor5/engine/model/operation/insertoperation.js'; import MoveOperation from 'ckeditor5/engine/model/operation/moveoperation.js'; import RemoveOperation from 'ckeditor5/engine/model/operation/removeoperation.js'; import count from 'ckeditor5/utils/count.js'; describe( 'Batch', () => { let doc, root, p; beforeEach( () => { doc = new Document(); root = doc.createRoot(); p = new Element( 'p', { key: 'value' }, new Text( 'foobar' ) ); root.insertChildren( 0, p ); } ); describe( 'split', () => { it( 'should split foobar to foo and bar', () => { doc.batch().split( new Position( root, [ 0, 3 ] ) ); expect( root.maxOffset ).to.equal( 2 ); expect( root.getChild( 0 ).name ).to.equal( 'p' ); expect( root.getChild( 0 ).maxOffset ).to.equal( 3 ); expect( count( root.getChild( 0 ).getAttributes() ) ).to.equal( 1 ); expect( root.getChild( 0 ).getAttribute( 'key' ) ).to.equal( 'value' ); expect( root.getChild( 0 ).getChild( 0 ).data ).to.equal( 'foo' ); expect( root.getChild( 1 ).name ).to.equal( 'p' ); expect( root.getChild( 1 ).maxOffset ).to.equal( 3 ); expect( count( root.getChild( 1 ).getAttributes() ) ).to.equal( 1 ); expect( root.getChild( 1 ).getAttribute( 'key' ) ).to.equal( 'value' ); expect( root.getChild( 1 ).getChild( 0 ).data ).to.equal( 'bar' ); } ); it( 'should create an empty paragraph if we split at the end', () => { doc.batch().split( new Position( root, [ 0, 6 ] ) ); expect( root.maxOffset ).to.equal( 2 ); expect( root.getChild( 0 ).name ).to.equal( 'p' ); expect( root.getChild( 0 ).maxOffset ).to.equal( 6 ); expect( count( root.getChild( 0 ).getAttributes() ) ).to.equal( 1 ); expect( root.getChild( 0 ).getAttribute( 'key' ) ).to.equal( 'value' ); expect( root.getChild( 0 ).getChild( 0 ).data ).to.equal( 'foobar' ); expect( root.getChild( 1 ).name ).to.equal( 'p' ); expect( root.getChild( 1 ).maxOffset ).to.equal( 0 ); expect( count( root.getChild( 1 ).getAttributes() ) ).to.equal( 1 ); expect( root.getChild( 1 ).getAttribute( 'key' ) ).to.equal( 'value' ); } ); it( 'should throw if we try to split a root', () => { expect( () => { doc.batch().split( new Position( root, [ 0 ] ) ); } ).to.throw( CKEditorError, /^batch-split-root/ ); } ); it( 'should be chainable', () => { const batch = doc.batch(); const chain = batch.split( new Position( root, [ 0, 3 ] ) ); expect( chain ).to.equal( batch ); } ); it( 'should add delta to batch and operation to delta before applying operation', () => { sinon.spy( doc, 'applyOperation' ); const batch = doc.batch().split( new Position( root, [ 0, 3 ] ) ); const correctDeltaMatcher = sinon.match( ( operation ) => { return operation.delta && operation.delta.batch && operation.delta.batch == batch; } ); expect( doc.applyOperation.calledWith( correctDeltaMatcher ) ).to.be.true; } ); } ); } ); describe( 'SplitDelta', () => { let splitDelta, doc, root; beforeEach( () => { doc = new Document(); root = doc.createRoot(); splitDelta = new SplitDelta(); } ); describe( 'constructor()', () => { it( 'should create split delta with no operations added', () => { expect( splitDelta.operations.length ).to.equal( 0 ); } ); } ); describe( 'position', () => { it( 'should be null if there are no operations in delta', () => { expect( splitDelta.position ).to.be.null; } ); it( 'should be equal to the position where node is split', () => { splitDelta.operations.push( new InsertOperation( new Position( root, [ 1, 2 ] ), new Element( 'p' ), 0 ) ); splitDelta.operations.push( new MoveOperation( new Position( root, [ 1, 1, 4 ] ), 4, new Position( root, [ 1, 2, 0 ] ), 1 ) ); expect( splitDelta.position.root ).to.equal( root ); expect( splitDelta.position.path ).to.deep.equal( [ 1, 1, 4 ] ); } ); } ); describe( 'getReversed', () => { it( 'should return empty MergeDelta if there are no operations in delta', () => { let reversed = splitDelta.getReversed(); expect( reversed ).to.be.instanceof( MergeDelta ); expect( reversed.operations.length ).to.equal( 0 ); } ); it( 'should return correct SplitDelta', () => { splitDelta.operations.push( new InsertOperation( new Position( root, [ 1, 2 ] ), new Element( 'p' ), 0 ) ); splitDelta.operations.push( new MoveOperation( new Position( root, [ 1, 1, 4 ] ), 4, new Position( root, [ 1, 2, 0 ] ), 1 ) ); let reversed = splitDelta.getReversed(); expect( reversed ).to.be.instanceof( MergeDelta ); expect( reversed.operations.length ).to.equal( 2 ); expect( reversed.operations[ 0 ] ).to.be.instanceof( MoveOperation ); expect( reversed.operations[ 0 ].sourcePosition.path ).to.deep.equal( [ 1, 2, 0 ] ); expect( reversed.operations[ 0 ].howMany ).to.equal( 4 ); expect( reversed.operations[ 0 ].targetPosition.path ).to.deep.equal( [ 1, 1, 4 ] ); expect( reversed.operations[ 1 ] ).to.be.instanceof( RemoveOperation ); expect( reversed.operations[ 1 ].sourcePosition.path ).to.deep.equal( [ 1, 2 ] ); expect( reversed.operations[ 1 ].howMany ).to.equal( 1 ); } ); } ); describe( '_cloneOperation', () => { it( 'should return null if delta has no operations', () => { expect( splitDelta._cloneOperation ).to.be.null; } ); it( 'should return the first operation in the delta, which is InsertOperation or ReinsertOperation', () => { let p = new Element( 'p' ); splitDelta.operations.push( new InsertOperation( new Position( root, [ 1, 2 ] ), p, 0 ) ); splitDelta.operations.push( new MoveOperation( new Position( root, [ 1, 1, 4 ] ), 4, new Position( root, [ 1, 2, 0 ] ), 1 ) ); expect( splitDelta._cloneOperation ).to.be.instanceof( InsertOperation ); expect( splitDelta._cloneOperation.nodes.getNode( 0 ) ).to.equal( p ); expect( splitDelta._cloneOperation.position.path ).to.deep.equal( [ 1, 2 ] ); } ); } ); it( 'should provide proper className', () => { expect( SplitDelta.className ).to.equal( 'engine.model.delta.SplitDelta' ); } ); } );