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- /**
- * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- import Document from '../../../src/model/document';
- import Position from '../../../src/model/position';
- import Element from '../../../src/model/element';
- import WrapDelta from '../../../src/model/delta/wrapdelta';
- import UnwrapDelta from '../../../src/model/delta/unwrapdelta';
- import InsertOperation from '../../../src/model/operation/insertoperation';
- import MoveOperation from '../../../src/model/operation/moveoperation';
- import RemoveOperation from '../../../src/model/operation/removeoperation';
- describe( 'WrapDelta', () => {
- let wrapDelta, doc, root;
- beforeEach( () => {
- doc = new Document();
- root = doc.createRoot();
- wrapDelta = new WrapDelta();
- } );
- describe( 'constructor()', () => {
- it( 'should create wrap delta with no operations added', () => {
- expect( wrapDelta.operations.length ).to.equal( 0 );
- } );
- } );
- describe( 'type', () => {
- it( 'should be equal to wrap', () => {
- expect( wrapDelta.type ).to.equal( 'wrap' );
- } );
- } );
- describe( 'range', () => {
- it( 'should be equal to null if there are no operations in delta', () => {
- expect( wrapDelta.range ).to.be.null;
- } );
- it( 'should be equal to wrapped range', () => {
- wrapDelta.operations.push( new InsertOperation( new Position( root, [ 1, 6 ] ), [], 1 ) );
- wrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 1 ] ), 5, new Position( root, [ 1, 6, 0 ] ) ) );
- expect( wrapDelta.range.start.isEqual( new Position( root, [ 1, 1 ] ) ) ).to.be.true;
- expect( wrapDelta.range.end.isEqual( new Position( root, [ 1, 6 ] ) ) ).to.be.true;
- } );
- } );
- describe( 'howMany', () => {
- it( 'should be equal to 0 if there are no operations in delta', () => {
- expect( wrapDelta.howMany ).to.equal( 0 );
- } );
- it( 'should be equal to the number of wrapped elements', () => {
- const howMany = 5;
- wrapDelta.operations.push( new InsertOperation( new Position( root, [ 1, 6 ] ), [], 1 ) );
- wrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 1 ] ), howMany, new Position( root, [ 1, 6, 0 ] ) ) );
- expect( wrapDelta.howMany ).to.equal( 5 );
- } );
- } );
- describe( 'getReversed', () => {
- it( 'should return empty UnwrapDelta if there are no operations in delta', () => {
- const reversed = wrapDelta.getReversed();
- expect( reversed ).to.be.instanceof( UnwrapDelta );
- expect( reversed.operations.length ).to.equal( 0 );
- } );
- it( 'should return correct UnwrapDelta', () => {
- wrapDelta.operations.push( new InsertOperation( new Position( root, [ 1, 6 ] ), new Element( 'p' ), 1 ) );
- wrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 1 ] ), 5, new Position( root, [ 1, 6, 0 ] ) ) );
- const reversed = wrapDelta.getReversed();
- expect( reversed ).to.be.instanceof( UnwrapDelta );
- 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, 1, 0 ] );
- expect( reversed.operations[ 0 ].howMany ).to.equal( 5 );
- expect( reversed.operations[ 0 ].targetPosition.path ).to.deep.equal( [ 1, 1 ] );
- expect( reversed.operations[ 1 ] ).to.be.instanceof( RemoveOperation );
- expect( reversed.operations[ 1 ].sourcePosition.path ).to.deep.equal( [ 1, 6 ] );
- expect( reversed.operations[ 1 ].howMany ).to.equal( 1 );
- } );
- } );
- describe( '_insertOperation', () => {
- it( 'should be null if there are no operations in the delta', () => {
- expect( wrapDelta._insertOperation ).to.be.null;
- } );
- it( 'should be equal to the first operation in the delta', () => {
- const insertOperation = new InsertOperation( new Position( root, [ 1, 6 ] ), [], 1 );
- wrapDelta.operations.push( insertOperation );
- wrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 1 ] ), 5, new Position( root, [ 1, 6, 0 ] ) ) );
- expect( wrapDelta._insertOperation ).to.equal( insertOperation );
- } );
- } );
- it( 'should provide proper className', () => {
- expect( WrapDelta.className ).to.equal( 'engine.model.delta.WrapDelta' );
- } );
- } );
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