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- /**
- * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
- * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
- */
- /* globals console */
- import { transform, transformSets } from '../../../src/model/operation/transform';
- import Model from '../../../src/model/model';
- import RootElement from '../../../src/model/rootelement';
- import Node from '../../../src/model/node';
- import Position from '../../../src/model/position';
- import Range from '../../../src/model/range';
- import InsertOperation from '../../../src/model/operation/insertoperation';
- import AttributeOperation from '../../../src/model/operation/attributeoperation';
- import RootAttributeOperation from '../../../src/model/operation/rootattributeoperation';
- import MarkerOperation from '../../../src/model/operation/markeroperation';
- import MoveOperation from '../../../src/model/operation/moveoperation';
- import RenameOperation from '../../../src/model/operation/renameoperation';
- import NoOperation from '../../../src/model/operation/nooperation';
- describe( 'transform', () => {
- let model, doc, root, op, nodeA, nodeB, expected;
- beforeEach( () => {
- model = new Model();
- doc = model.document;
- root = doc.createRoot();
- nodeA = new Node();
- nodeB = new Node();
- } );
- afterEach( () => {
- sinon.restore();
- } );
- function expectOperation( op, params ) {
- for ( const i in params ) {
- if ( Object.prototype.hasOwnProperty.call( params, i ) ) {
- if ( i == 'type' ) {
- expect( op, 'type' ).to.be.instanceof( params[ i ] );
- } else if ( params[ i ] instanceof Array ) {
- expect( op[ i ].length, i ).to.equal( params[ i ].length );
- for ( let j = 0; j < params[ i ].length; j++ ) {
- expect( op[ i ][ j ] ).to.equal( params[ i ][ j ] );
- }
- } else if ( params[ i ] instanceof Position || params[ i ] instanceof Range ) {
- expect( op[ i ].isEqual( params[ i ] ), i ).to.be.true;
- } else {
- expect( op[ i ], i ).to.equal( params[ i ] );
- }
- }
- }
- }
- const strongContext = {
- aIsStrong: true
- };
- it( 'should throw an error when one of operations is invalid', () => {
- // Catches the 'Error during operation transformation!' warning in the CK_DEBUG mode.
- sinon.stub( console, 'warn' );
- const nodeA = new Node();
- const nodeB = new Node();
- const position = new Position( root, [ 0 ] );
- const a = new InsertOperation( position, [ nodeA ], 0 );
- const b = new InsertOperation( position, [ nodeB ], 0 );
- // Modify an operation so it will throw an error.
- a.position = null;
- expect( () => {
- transform( a, b, {
- aIsStrong: true,
- aWasUndone: false,
- bWasUndone: false,
- abRelation: null,
- baRelation: null
- } );
- } ).to.throw( TypeError );
- } );
- describe( 'InsertOperation', () => {
- let nodeC, nodeD, position;
- beforeEach( () => {
- nodeC = new Node();
- nodeD = new Node();
- position = new Position( root, [ 0, 2, 2 ] );
- op = new InsertOperation( position, [ nodeA, nodeB ], 0 );
- expected = {
- type: InsertOperation,
- position: position.clone()
- };
- } );
- describe( 'by InsertOperation', () => {
- it( 'target at different position: no position update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 1, 3, 2 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at offset before: increment offset', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 0 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at same offset and is important: increment offset', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 2 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at same offset and is less important: no position update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 2 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at same offset and context.insertBefore = false: increment offset', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 2 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at offset after: no position update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 3 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target before node from path: increment index on path', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 1 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.path[ 1 ] += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after node from path: no position update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 6 ] ),
- [ nodeC, nodeD ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by AttributeOperation', () => {
- it( 'no position update', () => {
- const transformBy = new AttributeOperation(
- Range._createFromPositionAndShift( position, 2 ),
- 'foo',
- null,
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RootAttributeOperation', () => {
- it( 'no position update', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- null,
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation', () => {
- it( 'range and target are different than insert position: no position update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 3, 2 ] ),
- 2,
- new Position( root, [ 2, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range is before insert position offset: decrement offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 0 ] ),
- 1,
- new Position( root, [ 1, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.offset--;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range offset is after insert position offset: no position update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 5 ] ),
- 1,
- new Position( root, [ 1, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset before insert position offset: increment offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 1 ] ),
- 2,
- new Position( root, [ 0, 2, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset after insert position offset: no position update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 1 ] ),
- 2,
- new Position( root, [ 0, 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset same as insert position offset and is important: increment offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 1 ] ),
- 2,
- new Position( root, [ 0, 2, 2 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset same as insert position offset and is less important: increment offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 1 ] ),
- 2,
- new Position( root, [ 0, 2, 2 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expected.position.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range is before node from insert position path: decrement index on path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 0 ] ),
- 1,
- new Position( root, [ 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.path[ 1 ] -= 1;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range is after node from insert position path: no position update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 4 ] ),
- 2,
- new Position( root, [ 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target before node from insert position path: increment index on path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 0 ] ),
- 2,
- new Position( root, [ 0, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.path[ 1 ] += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after node from insert position path: no position update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 0 ] ),
- 2,
- new Position( root, [ 0, 4 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range has node that contains insert position: update position', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 1 ] ),
- 2,
- new Position( root, [ 1, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.path = [ 1, 2, 2 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range contains insert position (on same level): update position', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 0 ] ),
- 4,
- new Position( root, [ 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.position.path = [ 1, 2 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by NoOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new NoOperation( 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RenameOperation', () => {
- it( 'no position update', () => {
- const transformBy = new RenameOperation( new Position( root, [ 0, 2, 0 ] ), 'oldName', 'newName', 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MarkerOperation', () => {
- it( 'no position update', () => {
- const newRange = new Range( new Position( root, [ 0, 2, 0 ] ), new Position( root, [ 0, 2, 4 ] ) );
- const transformBy = new MarkerOperation( 'name', null, newRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- } );
- describe( 'AttributeOperation', () => {
- let start, end, range;
- beforeEach( () => {
- start = new Position( root, [ 0, 2, 1 ] );
- end = new Position( root, [ 0, 2, 4 ] );
- range = new Range( start, end );
- op = new AttributeOperation( range, 'foo', 'abc', 'bar', 0 );
- expected = {
- type: AttributeOperation,
- range,
- key: 'foo',
- oldValue: 'abc',
- newValue: 'bar'
- };
- } );
- describe( 'by InsertOperation', () => {
- it( 'target at offset before: increment offset', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 0 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.range.start.offset += 2;
- expected.range.end.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at same offset: increment offset', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 1 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.range.start.offset += 2;
- expected.range.end.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation', () => {
- it( 'range offset is before change range start offset: decrement offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 0 ] ),
- 1,
- new Position( root, [ 2, 4, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.range.start.offset--;
- expected.range.end.offset--;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset is before change range start offset: increment offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 4, 1 ] ),
- 2,
- new Position( root, [ 0, 2, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.range.start.offset += 2;
- expected.range.end.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range intersects on left with change range: split into two operations', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 2 ] ),
- 4,
- new Position( root, [ 2, 4, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 2 );
- expected.range.end.offset -= 2;
- expectOperation( transOp[ 0 ], expected );
- expected.range.start.path = [ 2, 4, 1 ];
- expected.range.end.path = [ 2, 4, 3 ];
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range intersects on right with change range: split into two operation', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 0 ] ),
- 2,
- new Position( root, [ 2, 4, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 2 );
- expected.range.start.offset -= 1;
- expected.range.end.offset -= 2;
- expectOperation( transOp[ 0 ], expected );
- expected.range.start.path = [ 2, 4, 2 ];
- expected.range.end.path = [ 2, 4, 3 ];
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range contains change range: update change range', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 1 ] ),
- 3,
- new Position( root, [ 2, 4, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.range.start.path = [ 2, 4, 2, 1 ];
- expected.range.end.path = [ 2, 4, 2, 4 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range is inside change range: split into two operations', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 2 ] ),
- 1,
- new Position( root, [ 2, 4, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 3 );
- expected.range.start.path = [ 0, 2, 1 ];
- expected.range.end.path = [ 0, 2, 2 ];
- expectOperation( transOp[ 0 ], expected );
- expected.range.start.path = [ 0, 2, 2 ];
- expected.range.end.path = [ 0, 2, 3 ];
- expectOperation( transOp[ 1 ], expected );
- expected.range.start.path = [ 2, 4, 1 ];
- expected.range.end.path = [ 2, 4, 2 ];
- expectOperation( transOp[ 2 ], expected );
- } );
- it( 'range is same as change range: update change range', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 1 ] ),
- 3,
- new Position( root, [ 2, 4, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.range.start.path = [ 2, 4, 1 ];
- expected.range.end.path = [ 2, 4, 4 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target inside change range: split into two operations', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 4, 1 ] ),
- 2,
- new Position( root, [ 0, 2, 2 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 2 );
- expected.range.end.offset = 2;
- expectOperation( transOp[ 0 ], expected );
- expected.range.start.offset = 4;
- expected.range.end.offset = 6;
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range intersects change range and target inside change range: split into three operations', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 0 ] ),
- 2,
- new Position( root, [ 0, 2, 3 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 3 );
- expected.range.start.path = [ 0, 2, 0 ];
- expected.range.end.path = [ 0, 2, 1 ];
- expectOperation( transOp[ 0 ], expected );
- expected.range.start.path = [ 0, 2, 3 ];
- expected.range.end.path = [ 0, 2, 4 ];
- expectOperation( transOp[ 1 ], expected );
- expected.range.start.path = [ 0, 2, 2 ];
- expected.range.end.path = [ 0, 2, 3 ];
- expectOperation( transOp[ 2 ], expected );
- } );
- } );
- } );
- describe( 'RootAttributeOperation', () => {
- const diffRoot = new RootElement( null );
- beforeEach( () => {
- expected = {
- type: RootAttributeOperation,
- key: 'foo',
- oldValue: 'abc',
- newValue: 'bar'
- };
- op = new RootAttributeOperation( root, 'foo', 'abc', 'bar', 0 );
- } );
- describe( 'by InsertOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0 ] ),
- 'a',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by AttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new AttributeOperation(
- new Range(
- new Position( root, [ 0 ] ),
- new Position( root, [ 1 ] )
- ),
- 'foo',
- 'bar',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RootAttributeOperation', () => {
- it( 'changes different root: no operation update', () => {
- const transformBy = new RootAttributeOperation(
- diffRoot,
- 'foo',
- 'abc',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'changes different key: no operation update', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'abc',
- 'abc',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'sets same value for same key: convert to NoOperation', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- 'abc',
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: NoOperation
- } );
- } );
- it( 'sets different value for same key on same root and is important: convert to NoOperation', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- 'abc',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: NoOperation
- } );
- } );
- it( 'sets different value for same key on same root and is less important: change oldValue', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- 'abc',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expected.oldValue = 'xyz';
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0 ] ),
- 2,
- new Position( root, [ 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by NoOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new NoOperation( 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RenameOperation', () => {
- it( 'no position update', () => {
- const transformBy = new RenameOperation( new Position( root, [ 0 ] ), 'oldName', 'newName', 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MarkerOperation', () => {
- it( 'no position update', () => {
- const newRange = new Range( new Position( root, [ 0, 2, 0 ] ), new Position( root, [ 0, 2, 8 ] ) );
- const transformBy = new MarkerOperation( 'name', null, newRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- } );
- describe( 'MoveOperation', () => {
- let sourcePosition, targetPosition, rangeEnd, howMany;
- beforeEach( () => {
- sourcePosition = new Position( root, [ 2, 2, 4 ] );
- targetPosition = new Position( root, [ 3, 3, 3 ] );
- howMany = 2;
- rangeEnd = sourcePosition.clone();
- rangeEnd.offset += howMany;
- op = new MoveOperation( sourcePosition, howMany, targetPosition, 0 );
- expected = {
- type: MoveOperation,
- sourcePosition: sourcePosition.clone(),
- targetPosition: targetPosition.clone(),
- howMany
- };
- } );
- describe( 'by InsertOperation', () => {
- it( 'target at different position than move range and target: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 1, 3, 2 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target inside node from move range: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 2, 2, 4, 1 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at offset before range offset: increment range offset', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 2, 2, 0 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at offset after range offset: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 2, 2, 7 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target before node from range start path: increment index on range start path', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 2, 0 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.path[ 1 ] += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after node from range start path: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 2, 3 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset before move target offset: increment target offset', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 3, 3, 2 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.targetPosition.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset after move target offset: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 3, 3, 4 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target before node from move target position path: increment index on move target position path', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 3, 3 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expected.targetPosition.path[ 1 ] += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after node from move target position path: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 3, 6 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset same as move target offset and is important: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 3, 3, 3 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset same as move target offset and is less important: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 3, 3, 3 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target inside move range: expand range', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 2, 2, 5 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.howMany = 4;
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at offset same as range end boundary: no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 2, 2, 6 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by AttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new AttributeOperation(
- new Range( sourcePosition, rangeEnd ),
- 'abc',
- true,
- false,
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RootAttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- null,
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation', () => {
- it( 'range and target different than transforming range and target: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 1, 2 ] ),
- 3,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset before transforming range start offset: increment range offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 2, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset after transforming range start offset: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 2, 7 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range start offset before transforming range start offset: decrement range offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 0 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.offset -= 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range start offset after transforming range start offset: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 9 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target before node from transforming range start path: increment index on range start path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.path[ 1 ] += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after node from transforming range start path: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range before node from transforming range start path: decrement index on range start path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 0 ] ),
- 1,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.path[ 1 ] -= 1;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range after node from transforming range start path: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 3 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset before transforming target offset: increment target offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 3, 3, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.targetPosition.offset += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target offset after transforming target offset: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 3, 3, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range offset before transforming target offset: decrement target offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 3, 3, 0 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.targetPosition.offset -= 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range offset after transforming target offset: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 3, 3, 5 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target before node from transforming target path: increment index on target path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 3, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.targetPosition.path[ 1 ] += 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after node from transforming target path: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 3, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range before node from transforming target path: decrement index on target path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 3, 0 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.targetPosition.path[ 1 ] -= 2;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range after node from transforming target path: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 3, 5 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target inside transforming move range: split into two operations', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 2 );
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.sourcePosition.path = [ 2, 2, 6 ];
- expected.targetPosition = targetPosition.getShiftedBy( 1 );
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'target at start boundary of transforming move range: increment source offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 2, 4 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.sourcePosition.offset = 6;
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target at end boundary of transforming move range: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 2, 6 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target inside a node from transforming range: no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 4, 1, 0 ] ),
- 2,
- new Position( root, [ 2, 2, 5, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range has node that contains transforming range: update range path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 1 ] ),
- 3,
- new Position( root, [ 4, 2 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.path = [ 4, 3, 4 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range has node that contains transforming target: update target path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 3, 2 ] ),
- 3,
- new Position( root, [ 0, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.targetPosition.path = [ 0, 2, 3 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target inside a node from transforming range and vice versa: reverse transform-by operation', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 3, 2 ] ),
- 3,
- new Position( root, [ 2, 2, 5, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- const reversed = transformBy.getReversed();
- expected.sourcePosition = reversed.sourcePosition;
- expected.targetPosition = reversed.targetPosition;
- expected.howMany = reversed.howMany;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range is same as transforming range and is important: convert to NoOperation', () => {
- const transformBy = new MoveOperation(
- op.sourcePosition,
- op.howMany,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: NoOperation
- } );
- } );
- it( 'range is same as transforming range and is less important: update range path', () => {
- const transformBy = new MoveOperation(
- op.sourcePosition,
- op.howMany,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expected.sourcePosition.path = [ 4, 1, 0 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range contains transforming range and is important: convert to NoOperation', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 4,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: NoOperation
- } );
- } );
- it( 'range contains transforming range and is less important: update range path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 4,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expected.sourcePosition.path = [ 4, 1, 1 ];
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range contains transforming range and target and is important: update range path and target', () => {
- op.targetPosition.path = [ 2, 2, 7 ];
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 5,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.sourcePosition.path = [ 4, 1, 1 ];
- expected.targetPosition.path = [ 4, 1, 4 ];
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range contains transforming range and target and is less important: update range path and target', () => {
- op.targetPosition.path = [ 2, 2, 7 ];
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 5,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 1 );
- expected.sourcePosition.path = [ 4, 1, 1 ];
- expected.targetPosition.path = [ 4, 1, 4 ];
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range intersects on left side of transforming range and is important: shrink range', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.sourcePosition.path = [ 2, 2, 3 ];
- expected.howMany = 1;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range intersects on left side of transforming range and is less important: split into two operations', () => {
- // Get more test cases and better code coverage
- const otherRoot = new RootElement( null );
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 2,
- new Position( otherRoot, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 2 );
- expected.sourcePosition = new Position( otherRoot, [ 4, 1, 1 ] );
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.sourcePosition = new Position( root, [ 2, 2, 3 ] );
- expected.targetPosition = targetPosition.getShiftedBy( 1 );
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range intersects on right side of transforming range and is important: shrink range', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expected.howMany = 1;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range intersects on right side of transforming range and is less important: split into two operations', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 2 );
- expected.sourcePosition = sourcePosition;
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.sourcePosition = new Position( root, [ 4, 1, 0 ] );
- expected.targetPosition = targetPosition.getShiftedBy( 1 );
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range intersects on left side, target inside transforming range and is important: split into two operations', () => {
- op.howMany = 4;
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 2,
- new Position( root, [ 2, 2, 6 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 2 );
- expected.sourcePosition.path = [ 2, 2, 3 ];
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.sourcePosition.path = [ 2, 2, 5 ];
- expected.howMany = 2;
- expected.targetPosition = targetPosition.getShiftedBy( 1 );
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range intersects on left side, target inside transforming range and is less important: split into two operations', () => {
- op.howMany = 4;
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 3 ] ),
- 2,
- new Position( root, [ 2, 2, 6 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 3 );
- expected.sourcePosition.path = [ 2, 2, 3 ];
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.sourcePosition.path = [ 2, 2, 4 ];
- expected.howMany = 1;
- expected.targetPosition = targetPosition.getShiftedBy( 1 );
- expectOperation( transOp[ 1 ], expected );
- expected.sourcePosition.path = [ 2, 2, 4 ];
- expected.howMany = 2;
- expected.targetPosition = targetPosition.getShiftedBy( 2 );
- expectOperation( transOp[ 2 ], expected );
- } );
- it( 'range intersects, target inside transforming range and is important: split into two operations', () => {
- op.targetPosition.path = [ 2, 2, 7 ];
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 4,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 2 );
- expected.sourcePosition.path = [ 2, 2, 4 ];
- expected.targetPosition.path = [ 4, 1, 2 ];
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.sourcePosition.path = [ 4, 1, 0 ];
- expected.targetPosition.path = [ 4, 1, 3 ];
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range intersects, target inside transforming range and is less important: shrink range', () => {
- op.targetPosition.path = [ 2, 2, 7 ];
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 4,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.sourcePosition.path = [ 2, 2, 4 ];
- expected.targetPosition.path = [ 4, 1, 2 ];
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range inside transforming range and is important: split into two operations', () => {
- op.howMany = 4;
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 2 );
- expected.sourcePosition.path = [ 2, 2, 4 ];
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.targetPosition = targetPosition.getShiftedBy( 1 );
- expectOperation( transOp[ 1 ], expected );
- } );
- it( 'range inside transforming range and is less important: split into three operations', () => {
- op.howMany = 4;
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 2,
- new Position( root, [ 4, 1, 0 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 3 );
- expected.sourcePosition.path = [ 2, 2, 4 ];
- expected.howMany = 1;
- expectOperation( transOp[ 0 ], expected );
- expected.sourcePosition.path = [ 4, 1, 0 ];
- expected.targetPosition = targetPosition.getShiftedBy( 1 );
- expected.howMany = 2;
- expectOperation( transOp[ 1 ], expected );
- expected.sourcePosition.path = [ 2, 2, 4 ];
- expected.targetPosition = targetPosition.getShiftedBy( 3 );
- expected.howMany = 1;
- expectOperation( transOp[ 2 ], expected );
- } );
- it( 'range and target inside transforming range and is important: no operation update', () => {
- op.howMany = 6;
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 2,
- new Position( root, [ 2, 2, 9 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.howMany = 6;
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'range and target inside transforming range and is less important: no operation update', () => {
- op.howMany = 6;
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 2, 5 ] ),
- 2,
- new Position( root, [ 2, 2, 9 ] ),
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 1 );
- expected.howMany = 6;
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation to graveyard', () => {
- let transformBy;
- beforeEach( () => {
- transformBy = new MoveOperation(
- op.sourcePosition.clone(),
- op.howMany,
- new Position( doc.graveyard, [ 0 ] ),
- 0
- );
- } );
- it( 'should skip context.aIsStrong and be less important than MoveOperation', () => {
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: NoOperation
- } );
- } );
- } );
- describe( 'by NoOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new NoOperation( 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RenameOperation', () => {
- it( 'no position update', () => {
- const transformBy = new RenameOperation( new Position( root, [ 2, 2, 4 ] ), 'oldName', 'newName', 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MarkerOperation', () => {
- it( 'no position update', () => {
- const newRange = new Range( new Position( root, [ 2, 2, 3 ] ), new Position( root, [ 2, 2, 8 ] ) );
- const transformBy = new MarkerOperation( 'name', null, newRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- } );
- describe( 'MoveOperation to graveyard', () => {
- describe( 'by MoveOperation', () => {
- it( 'should force removing content even if was less important', () => {
- const op = new MoveOperation( new Position( root, [ 8 ] ), 2, new Position( doc.graveyard, [ 0 ] ), 0 );
- const targetPosition = op.targetPosition.clone();
- const transformBy = new MoveOperation( new Position( root, [ 8 ] ), 2, new Position( root, [ 1 ] ), 0 );
- const sourcePosition = transformBy.targetPosition.clone();
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: MoveOperation,
- howMany: 2,
- sourcePosition,
- targetPosition
- } );
- } );
- } );
- } );
- describe( 'NoOperation', () => {
- beforeEach( () => {
- op = new NoOperation( 0 );
- expected = {
- type: NoOperation
- };
- } );
- describe( 'by InsertOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0 ] ),
- 'a',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by AttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new AttributeOperation(
- new Range(
- new Position( root, [ 0 ] ),
- new Position( root, [ 1 ] )
- ),
- 'foo',
- 'bar',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RootAttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- null,
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0 ] ),
- 2,
- new Position( root, [ 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by NoOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new NoOperation( 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RenameOperation', () => {
- it( 'no position update', () => {
- const transformBy = new RenameOperation( new Position( root, [ 0, 2, 0 ] ), 'oldName', 'newName', 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MarkerOperation', () => {
- it( 'no position update', () => {
- const newRange = new Range( new Position( root, [ 0, 2, 0 ] ), new Position( root, [ 0, 2, 8 ] ) );
- const transformBy = new MarkerOperation( 'name', null, newRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- } );
- describe( 'RenameOperation', () => {
- beforeEach( () => {
- const position = new Position( root, [ 0, 2, 2 ] );
- op = new RenameOperation( position, 'oldName', 'newName', 0 );
- expected = {
- position,
- oldName: 'oldName',
- newName: 'newName'
- };
- } );
- describe( 'by InsertOperation', () => {
- it( 'target before renamed element: offset update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 1 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.offset = 4;
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after renamed element: no change', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 2, 3 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target before a node on path to renamed element: path update', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 1 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.path = [ 0, 4, 2 ];
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target after a node on path to renamed element: no change', () => {
- const transformBy = new InsertOperation(
- new Position( root, [ 0, 3 ] ),
- [ nodeA, nodeB ],
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by AttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new AttributeOperation(
- new Range(
- new Position( root, [ 0, 2, 1 ] ),
- new Position( root, [ 1, 3 ] )
- ),
- 'foo',
- 'bar',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RootAttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- null,
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MarkerOperation', () => {
- it( 'no operation update', () => {
- const newRange = new Range( new Position( root, [ 0, 2, 0 ] ), new Position( root, [ 0, 2, 8 ] ) );
- const transformBy = new MarkerOperation( 'name', null, newRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RenameOperation', () => {
- it( 'different element: no change', () => {
- const transformBy = new RenameOperation(
- new Position( root, [ 0, 2, 1 ] ),
- 'foo',
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'same element and is important: convert to NoOperation', () => {
- const transformBy = new RenameOperation(
- new Position( root, [ 0, 2, 2 ] ),
- 'oldName',
- 'otherName',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: NoOperation
- } );
- } );
- it( 'same element and is not important: change old name to new name', () => {
- const transformBy = new RenameOperation(
- new Position( root, [ 0, 2, 2 ] ),
- 'oldName',
- 'otherName',
- 0
- );
- const transOp = transform( op, transformBy, strongContext );
- expect( transOp.length ).to.equal( 1 );
- expected.oldName = 'otherName';
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation', () => {
- it( 'moved range before renamed element: update offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 0 ] ),
- 2,
- new Position( root, [ 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.offset = 0;
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'moved range before an element on path to renamed element: update path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 0 ] ),
- 2,
- new Position( root, [ 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.path = [ 0, 0, 2 ];
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'moved range contains renamed element: update path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 1 ] ),
- 3,
- new Position( root, [ 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.path = [ 2, 6 ];
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'moved range contains renamed element parent: updated path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 1 ] ),
- 3,
- new Position( root, [ 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.path = [ 2, 6, 2 ];
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'move target before renamed element: update offset', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 2, 5 ] ),
- 2,
- new Position( root, [ 0, 2, 1 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.offset = 4;
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'move target before an element on path to renamed element: update path', () => {
- const transformBy = new MoveOperation(
- new Position( root, [ 0, 2, 0 ] ),
- 2,
- new Position( root, [ 2, 5 ] ),
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expected.position.offset = 0;
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- } );
- describe( 'MarkerOperation', () => {
- let oldRange, newRange;
- beforeEach( () => {
- oldRange = new Range( Position._createAt( root, 1 ), Position._createAt( root, 4 ) );
- newRange = new Range( Position._createAt( root, 10 ), Position._createAt( root, 12 ) );
- op = new MarkerOperation( 'name', oldRange, newRange, model.markers, false, 0 );
- expected = {
- name: 'name',
- oldRange,
- newRange
- };
- } );
- describe( 'by InsertOperation', () => {
- it( 'insert position affecting oldRange: update oldRange', () => {
- // Just CC things.
- op.newRange = null;
- const transformBy = new InsertOperation( Position._createAt( root, 0 ), [ nodeA, nodeB ], 0 );
- const transOp = transform( op, transformBy );
- expected.newRange = null;
- expected.oldRange.start.offset = 3;
- expected.oldRange.end.offset = 6;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'insert position affecting newRange: update newRange', () => {
- // Just CC things.
- op.oldRange = null;
- const transformBy = new InsertOperation( Position._createAt( root, 8 ), [ nodeA, nodeB ], 0 );
- const transOp = transform( op, transformBy );
- expected.oldRange = null;
- expected.newRange.start.offset = 12;
- expected.newRange.end.offset = 14;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by AttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new AttributeOperation(
- new Range(
- new Position( root, [ 2 ] ),
- new Position( root, [ 11 ] )
- ),
- 'foo',
- 'bar',
- 'xyz',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MoveOperation', () => {
- it( 'moved range is before oldRange: update oldRange', () => {
- // Just CC things.
- op.newRange = null;
- const transformBy = new MoveOperation( Position._createAt( root, 0 ), 1, Position._createAt( root, 20 ), 0 );
- const transOp = transform( op, transformBy );
- expected.newRange = null;
- expected.oldRange.start.offset = 0;
- expected.oldRange.end.offset = 3;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'moved range contains oldRange and is before newRange: update oldRange and newRange', () => {
- const transformBy = new MoveOperation( Position._createAt( root, 2 ), 2, Position._createAt( root, 20 ), 0 );
- const transOp = transform( op, transformBy );
- expected.oldRange.start.offset = 1;
- expected.oldRange.end.offset = 2;
- expected.newRange.start.offset = 8;
- expected.newRange.end.offset = 10;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target position is inside newRange: update newRange', () => {
- // Just CC things.
- op.oldRange = null;
- const transformBy = new MoveOperation( Position._createAt( root, 20 ), 2, Position._createAt( root, 11 ), 0 );
- const transOp = transform( op, transformBy );
- expected.oldRange = null;
- expected.newRange.start.offset = 10;
- expected.newRange.end.offset = 14;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'target position is inside oldRange and before newRange: update oldRange and newRange', () => {
- const transformBy = new MoveOperation( Position._createAt( root, 20 ), 4, Position._createAt( root, 2 ), 0 );
- const transOp = transform( op, transformBy );
- expected.oldRange.start.offset = 1;
- expected.oldRange.end.offset = 8;
- expected.newRange.start.offset = 14;
- expected.newRange.end.offset = 16;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RootAttributeOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new RootAttributeOperation(
- root,
- 'foo',
- null,
- 'bar',
- 0
- );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by RenameOperation', () => {
- it( 'no operation update', () => {
- const transformBy = new RenameOperation( new Position( root, [ 1 ] ), 'oldName', 'newName', 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- describe( 'by MarkerOperation', () => {
- it( 'different marker name: no operation update', () => {
- const transformBy = new MarkerOperation( 'otherName', oldRange, newRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- it( 'same marker name and is important: convert to NoOperation', () => {
- const anotherRange = new Range( Position._createAt( root, 2 ), Position._createAt( root, 2 ) );
- const transformBy = new MarkerOperation( 'name', oldRange, anotherRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy );
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], {
- type: NoOperation
- } );
- } );
- it( 'same marker name and is less important: update oldRange parameter', () => {
- const anotherRange = new Range( Position._createAt( root, 2 ), Position._createAt( root, 2 ) );
- const transformBy = new MarkerOperation( 'name', oldRange, anotherRange, model.markers, false, 0 );
- const transOp = transform( op, transformBy, strongContext );
- expected.oldRange = anotherRange;
- expect( transOp.length ).to.equal( 1 );
- expectOperation( transOp[ 0 ], expected );
- } );
- } );
- } );
- } );
- describe( 'transformSets', () => {
- let model, doc, root, node;
- beforeEach( () => {
- model = new Model();
- doc = model.document;
- root = doc.createRoot();
- node = new Node();
- } );
- it( 'originalOperations should correctly link transformed operations with original operations #1', () => {
- const position = new Position( root, [ 0 ] );
- const a = new InsertOperation( position, [ node ], 0 );
- const { operationsA, originalOperations } = transformSets( [ a ], [], {
- document: doc,
- useRelations: false,
- padWithNoOps: false
- } );
- expect( originalOperations.get( operationsA[ 0 ] ) ).to.equal( a );
- } );
- it( 'originalOperations should correctly link transformed operations with original operations #2', () => {
- const position = new Position( root, [ 0 ] );
- const b = new InsertOperation( position, [ node ], 0 );
- const { operationsB, originalOperations } = transformSets( [], [ b ], {
- document: doc,
- useRelations: false,
- padWithNoOps: false
- } );
- expect( originalOperations.get( operationsB[ 0 ] ) ).to.equal( b );
- } );
- it( 'originalOperations should correctly link transformed operations with original operations #3', () => {
- const position = new Position( root, [ 4 ] );
- const a = new InsertOperation( position, [ node ], 0 );
- const b = new AttributeOperation(
- new Range(
- new Position( root, [ 2 ] ),
- new Position( root, [ 11 ] )
- ),
- 'foo',
- 'bar',
- 'xyz',
- 0
- );
- const { operationsA, operationsB, originalOperations } = transformSets( [ a ], [ b ], {
- document: doc,
- useRelations: false,
- padWithNoOps: false
- } );
- expect( originalOperations.get( operationsA[ 0 ] ) ).to.equal( a );
- expect( originalOperations.get( operationsB[ 0 ] ) ).to.equal( b );
- expect( originalOperations.get( operationsB[ 1 ] ) ).to.equal( b );
- } );
- } );
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