/** * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. */ import transformations from '../../../../src/model/delta/basic-transformations'; /*jshint unused: false*/ 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 MoveOperation from '../../../../src/model/operation/moveoperation'; import InsertOperation from '../../../../src/model/operation/insertoperation'; import MergeDelta from '../../../../src/model/delta/mergedelta'; import WrapDelta from '../../../../src/model/delta/wrapdelta'; import { getNodesAndText, jsonParseStringify } from '../../../../tests/model/_utils/utils'; import { applyDelta, expectDelta, getFilledDocument, getSplitDelta, getWrapDelta } 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( 'WrapDelta by', () => { let wrapDelta; beforeEach( () => { let wrapRange = new Range( new Position( root, [ 3, 3, 3, 1 ] ), new Position( root, [ 3, 3, 3, 5 ] ) ); let wrapElement = new Element( 'E' ); wrapDelta = getWrapDelta( wrapRange, wrapElement, baseVersion ); } ); describe( 'SplitDelta', () => { it( 'split position is between wrapped nodes', () => { let splitPosition = new Position( root, [ 3, 3, 3, 3 ] ); let splitDelta = getSplitDelta( splitPosition, new Element( 'p' ), 9, baseVersion ); let transformed = transform( wrapDelta, splitDelta ); expect( transformed.length ).to.equal( 2 ); baseVersion = splitDelta.operations.length; expectDelta( transformed[ 0 ], { type: MergeDelta, operations: [ { type: MoveOperation, sourcePosition: new Position( root, [ 3, 3, 4, 0 ] ), howMany: 9, targetPosition: new Position( root, [ 3, 3, 3, 3 ] ), baseVersion: baseVersion }, { type: MoveOperation, sourcePosition: new Position( root, [ 3, 3, 4 ] ), howMany: 1, targetPosition: new Position( gy, [ 0, 0 ] ), baseVersion: baseVersion + 1 } ] } ); expectDelta( transformed[ 1 ], { type: WrapDelta, operations: [ { type: InsertOperation, position: new Position( root, [ 3, 3, 3, 5 ] ), baseVersion: baseVersion + 2 }, { type: MoveOperation, sourcePosition: new Position( root, [ 3, 3, 3, 1 ] ), howMany: 4, targetPosition: new Position( root, [ 3, 3, 3, 5, 0 ] ), baseVersion: baseVersion + 3 } ] } ); // Test if deltas do what they should after applying transformed delta. applyDelta( splitDelta, doc ); applyDelta( transformed[ 0 ], doc ); applyDelta( transformed[ 1 ], doc ); let nodesAndText = getNodesAndText( Range.createFromPositionAndShift( new Position( root, [ 3, 3, 3 ] ), 1 ) ); // WrapDelta is applied. SplitDelta is discarded. expect( nodesAndText ).to.equal( 'PaEbcfoEobarxyzP' ); } ); it( 'split position is before wrapped nodes', () => { let splitPosition = new Position( root, [ 3, 3, 3, 1 ] ); let splitDelta = getSplitDelta( splitPosition, new Element( 'p' ), 11, baseVersion ); let transformed = transform( wrapDelta, splitDelta ); expect( transformed.length ).to.equal( 1 ); baseVersion = wrapDelta.operations.length; expectDelta( transformed[ 0 ], { type: WrapDelta, operations: [ { type: InsertOperation, position: new Position( root, [ 3, 3, 4, 4 ] ), baseVersion: baseVersion }, { type: MoveOperation, sourcePosition: new Position( root, [ 3, 3, 4, 0 ] ), howMany: 4, targetPosition: new Position( root, [ 3, 3, 4, 4, 0 ] ), baseVersion: baseVersion + 1 } ] } ); // Test if deltas do what they should after applying transformed delta. applyDelta( splitDelta, doc ); applyDelta( transformed[ 0 ], doc ); let nodesAndText = getNodesAndText( Range.createFromPositionAndShift( new Position( root, [ 3, 3, 3 ] ), 2 ) ); // WrapDelta and SplitDelta are correctly applied. expect( nodesAndText ).to.equal( 'PaPPEbcfoEobarxyzP' ); } ); it( 'split position is inside wrapped node', () => { // For this case, we need different WrapDelta so it is overwritten. let wrapRange = new Range( new Position( root, [ 3, 3, 2 ] ), new Position( root, [ 3, 3, 4 ] ) ); let wrapElement = new Element( 'E' ); wrapDelta = getWrapDelta( wrapRange, wrapElement, baseVersion ); let splitPosition = new Position( root, [ 3, 3, 3, 3 ] ); let splitDelta = getSplitDelta( splitPosition, new Element( 'p' ), 9, baseVersion ); let transformed = transform( wrapDelta, splitDelta ); expect( transformed.length ).to.equal( 1 ); baseVersion = wrapDelta.operations.length; expectDelta( transformed[ 0 ], { type: WrapDelta, operations: [ { type: InsertOperation, position: new Position( root, [ 3, 3, 5 ] ), baseVersion: baseVersion }, { type: MoveOperation, sourcePosition: new Position( root, [ 3, 3, 2 ] ), howMany: 3, targetPosition: new Position( root, [ 3, 3, 5, 0 ] ), baseVersion: baseVersion + 1 } ] } ); // Test if deltas do what they should after applying transformed delta. applyDelta( splitDelta, doc ); applyDelta( transformed[ 0 ], doc ); let nodesAndText = getNodesAndText( Range.createFromPositionAndShift( new Position( root, [ 3, 3, 2 ] ), 1 ) ); // WrapDelta and SplitDelta are correctly applied. expect( nodesAndText ).to.equal( 'EXabcdXPabcPPfoobarxyzPE' ); } ); } ); } ); } );