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- /**
- * @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 Element from '/ckeditor5/engine/model/element.js';
- import Text from '/ckeditor5/engine/model/text.js';
- import Position from '/ckeditor5/engine/model/position.js';
- import CKEditorError from '/ckeditor5/utils/ckeditorerror.js';
- import UnwrapDelta from '/ckeditor5/engine/model/delta/unwrapdelta.js';
- import WrapDelta from '/ckeditor5/engine/model/delta/wrapdelta.js';
- import MoveOperation from '/ckeditor5/engine/model/operation/moveoperation.js';
- import RemoveOperation from '/ckeditor5/engine/model/operation/removeoperation.js';
- import ReinsertOperation from '/ckeditor5/engine/model/operation/reinsertoperation.js';
- describe( 'Batch', () => {
- let doc, root, p;
- beforeEach( () => {
- doc = new Document();
- root = doc.createRoot();
- p = new Element( 'p', [], new Text( 'xyz' ) );
- root.insertChildren( 0, [ new Text( 'a' ), p, new Text( 'b' ) ] );
- } );
- describe( 'unwrap', () => {
- it( 'should unwrap given element', () => {
- doc.batch().unwrap( p );
- expect( root.maxOffset ).to.equal( 5 );
- expect( root.getChild( 0 ).data ).to.equal( 'axyzb' );
- } );
- it( 'should throw if element to unwrap has no parent', () => {
- let element = new Element( 'p' );
- expect( () => {
- doc.batch().unwrap( element );
- } ).to.throw( CKEditorError, /^batch-unwrap-element-no-parent/ );
- } );
- it( 'should be chainable', () => {
- const batch = doc.batch();
- const chain = batch.unwrap( p );
- 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().unwrap( p );
- const correctDeltaMatcher = sinon.match( ( operation ) => {
- return operation.delta && operation.delta.batch && operation.delta.batch == batch;
- } );
- expect( doc.applyOperation.calledWith( correctDeltaMatcher ) ).to.be.true;
- } );
- } );
- } );
- describe( 'UnwrapDelta', () => {
- let unwrapDelta, doc, root;
- beforeEach( () => {
- doc = new Document();
- root = doc.createRoot();
- unwrapDelta = new UnwrapDelta();
- } );
- describe( 'constructor', () => {
- it( 'should create unwrap delta with no operations added', () => {
- expect( unwrapDelta.operations.length ).to.equal( 0 );
- } );
- } );
- describe( 'position', () => {
- it( 'should be null if there are no operations in delta', () => {
- expect( unwrapDelta.position ).to.be.null;
- } );
- it( 'should be equal to the position before unwrapped node', () => {
- unwrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 2, 0 ] ), 4, new Position( root, [ 1, 2 ] ) ) );
- unwrapDelta.operations.push( new RemoveOperation( new Position( root, [ 1, 6 ] ), 1 ) );
- expect( unwrapDelta.position.root ).to.equal( root );
- expect( unwrapDelta.position.path ).to.deep.equal( [ 1, 2 ] );
- } );
- } );
- describe( 'getReversed', () => {
- it( 'should return empty WrapDelta if there are no operations in delta', () => {
- let reversed = unwrapDelta.getReversed();
- expect( reversed ).to.be.instanceof( WrapDelta );
- expect( reversed.operations.length ).to.equal( 0 );
- } );
- it( 'should return correct WrapDelta', () => {
- unwrapDelta.operations.push( new MoveOperation( new Position( root, [ 1, 2, 0 ] ), 4, new Position( root, [ 1, 2 ] ) ) );
- unwrapDelta.operations.push( new RemoveOperation( new Position( root, [ 1, 6 ] ), 1 ) );
- let reversed = unwrapDelta.getReversed();
- expect( reversed ).to.be.instanceof( WrapDelta );
- expect( reversed.operations.length ).to.equal( 2 );
- // WrapDelta which is an effect of reversing UnwrapDelta has ReinsertOperation instead of InsertOperation.
- // This is because we will "wrap" nodes into the element in which they were in the first place.
- // That element has been removed so we reinsert it from the graveyard.
- expect( reversed.operations[ 0 ] ).to.be.instanceof( ReinsertOperation );
- expect( reversed.operations[ 0 ].howMany ).to.equal( 1 );
- expect( reversed.operations[ 0 ].targetPosition.path ).to.deep.equal( [ 1, 6 ] );
- expect( reversed.operations[ 1 ] ).to.be.instanceof( MoveOperation );
- expect( reversed.operations[ 1 ].sourcePosition.path ).to.deep.equal( [ 1, 2 ] );
- expect( reversed.operations[ 1 ].howMany ).to.equal( 4 );
- expect( reversed.operations[ 1 ].targetPosition.path ).to.deep.equal( [ 1, 6, 0 ] );
- } );
- } );
- it( 'should provide proper className', () => {
- expect( UnwrapDelta.className ).to.equal( 'engine.model.delta.UnwrapDelta' );
- } );
- } );
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