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- /**
- * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md.
- */
- import transformations from '../../../../src/model/delta/basic-transformations'; // eslint-disable-line no-unused-vars
- import deltaTransform from '../../../../src/model/delta/transform';
- const transform = deltaTransform.transform;
- import Element from '../../../../src/model/element';
- import Position from '../../../../src/model/position';
- import Range from '../../../../src/model/range';
- import RemoveDelta from '../../../../src/model/delta/removedelta';
- import SplitDelta from '../../../../src/model/delta/splitdelta';
- import MoveOperation from '../../../../src/model/operation/moveoperation';
- import RemoveOperation from '../../../../src/model/operation/removeoperation';
- import { getNodesAndText } from '../../../../tests/model/_utils/utils';
- import {
- applyDelta,
- expectDelta,
- getFilledDocument,
- getMergeDelta,
- getRemoveDelta,
- getSplitDelta
- } from '../../../../tests/model/delta/transform/_utils/utils';
- describe( 'transform', () => {
- let doc, root, gy, baseVersion;
- beforeEach( () => {
- doc = getFilledDocument();
- root = doc.getRoot();
- gy = doc.graveyard;
- baseVersion = doc.version;
- } );
- describe( 'RemoveDelta by', () => {
- describe( 'MergeDelta', () => {
- it( 'node on the right side of merge was removed', () => {
- // This special case should be handled by MoveDelta x MergeDelta special case.
- const sourcePosition = new Position( root, [ 3, 3, 3 ] );
- const removeDelta = getRemoveDelta( sourcePosition, 1, baseVersion );
- const mergePosition = new Position( root, [ 3, 3, 3 ] );
- const mergeDelta = getMergeDelta( mergePosition, 4, 12, baseVersion );
- const transformed = transform( removeDelta, mergeDelta );
- expect( transformed.length ).to.equal( 2 );
- baseVersion = mergeDelta.operations.length;
- expectDelta( transformed[ 0 ], {
- type: SplitDelta,
- operations: [
- {
- type: MoveOperation,
- sourcePosition: new Position( gy, [ 0 ] ),
- howMany: 1,
- targetPosition: new Position( root, [ 3, 3, 3 ] ),
- baseVersion
- },
- {
- type: MoveOperation,
- sourcePosition: new Position( root, [ 3, 3, 2, 4 ] ),
- howMany: 12,
- targetPosition: new Position( root, [ 3, 3, 3, 0 ] ),
- baseVersion: baseVersion + 1
- }
- ]
- } );
- expectDelta( transformed[ 1 ], {
- type: RemoveDelta,
- operations: [
- {
- type: MoveOperation,
- sourcePosition: removeDelta._moveOperation.sourcePosition,
- howMany: removeDelta._moveOperation.howMany,
- baseVersion: baseVersion + 2
- }
- ]
- } );
- // Test if deltas do what they should after applying transformed delta.
- applyDelta( mergeDelta, doc );
- applyDelta( transformed[ 0 ], doc );
- applyDelta( transformed[ 1 ], doc );
- const nodesAndText = getNodesAndText( Range.createFromPositionAndShift( new Position( root, [ 3, 3 ] ), 1 ) );
- // RemoveDelta is applied. MergeDelta is discarded.
- expect( nodesAndText ).to.equal( 'DIVXXXXXabcdXDIV' );
- } );
- } );
- describe( 'SplitDelta', () => {
- it( 'node inside the removed range was a node that has been split', () => {
- const sourcePosition = new Position( root, [ 3, 3, 1 ] );
- const removeDelta = getRemoveDelta( sourcePosition, 3, baseVersion );
- const splitPosition = new Position( root, [ 3, 3, 2, 2 ] );
- const nodeCopy = new Element( 'x' );
- const splitDelta = getSplitDelta( splitPosition, nodeCopy, 2, baseVersion );
- const transformed = transform( removeDelta, splitDelta );
- expect( transformed.length ).to.equal( 1 );
- baseVersion = splitDelta.operations.length;
- expectDelta( transformed[ 0 ], {
- type: RemoveDelta,
- operations: [
- {
- type: RemoveOperation,
- sourcePosition,
- howMany: 4,
- baseVersion
- }
- ]
- } );
- } );
- it( 'last node in the removed range was a node that has been split', () => {
- const sourcePosition = new Position( root, [ 3, 2 ] );
- const removeDelta = getRemoveDelta( sourcePosition, 2, baseVersion );
- const splitPosition = new Position( root, [ 3, 3, 2 ] );
- const nodeCopy = new Element( 'div' );
- const splitDelta = getSplitDelta( splitPosition, nodeCopy, 2, baseVersion );
- const transformed = transform( removeDelta, splitDelta );
- expect( transformed.length ).to.equal( 1 );
- baseVersion = splitDelta.operations.length;
- expectDelta( transformed[ 0 ], {
- type: RemoveDelta,
- operations: [
- {
- type: RemoveOperation,
- sourcePosition,
- howMany: 3,
- baseVersion
- }
- ]
- } );
- } );
- } );
- } );
- } );
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