renameoperation.js 4.4 KB

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  1. /**
  2. * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* bender-tags: model, operation */
  6. import Document from 'ckeditor5/engine/model/document.js';
  7. import Element from 'ckeditor5/engine/model/element.js';
  8. import RenameOperation from 'ckeditor5/engine/model/operation/renameoperation.js';
  9. import Position from 'ckeditor5/engine/model/position.js';
  10. import CKEditorError from 'ckeditor5/utils/ckeditorerror.js';
  11. import { jsonParseStringify, wrapInDelta } from 'tests/engine/model/_utils/utils.js';
  12. describe( 'RenameOperation', () => {
  13. const oldName = 'oldName';
  14. const newName = 'newName';
  15. let doc, root, element, position;
  16. beforeEach( () => {
  17. doc = new Document();
  18. root = doc.createRoot();
  19. element = new Element( oldName );
  20. root.appendChildren( element );
  21. position = Position.createBefore( element );
  22. } );
  23. it( 'should have type equal to rename', () => {
  24. const op = new RenameOperation( position, oldName, newName, doc.version );
  25. expect( op.type ).to.equal( 'rename' );
  26. } );
  27. it( 'should change name of given element', () => {
  28. const op = new RenameOperation( position, oldName, newName, doc.version );
  29. doc.applyOperation( wrapInDelta( op ) );
  30. expect( element.name ).to.equal( newName );
  31. } );
  32. it( 'should create a RenameOperation as a reverse', () => {
  33. const op = new RenameOperation( position, oldName, newName, doc.version );
  34. const reverse = op.getReversed();
  35. expect( reverse ).to.be.an.instanceof( RenameOperation );
  36. expect( reverse.baseVersion ).to.equal( 1 );
  37. expect( reverse.position.isEqual( position ) ).to.be.true;
  38. expect( reverse.oldName ).to.equal( newName );
  39. expect( reverse.newName ).to.equal( oldName );
  40. } );
  41. it( 'should undo renaming element by applying reverse operation', () => {
  42. const op = new RenameOperation( position, oldName, newName, doc.version );
  43. const reverse = op.getReversed();
  44. doc.applyOperation( wrapInDelta( op ) );
  45. doc.applyOperation( wrapInDelta( reverse ) );
  46. expect( doc.version ).to.equal( 2 );
  47. expect( element.name ).to.equal( oldName );
  48. } );
  49. it( 'should throw an error if position is not before an element', () => {
  50. const op = new RenameOperation( Position.createAt( root, 'end' ), oldName, newName, doc.version );
  51. expect( () => {
  52. doc.applyOperation( wrapInDelta( op ) );
  53. } ).to.throw( CKEditorError, /rename-operation-wrong-position/ );
  54. } );
  55. it( 'should throw an error if oldName is different than renamed element name', () => {
  56. const op = new RenameOperation( position, 'foo', newName, doc.version );
  57. expect( () => {
  58. doc.applyOperation( wrapInDelta( op ) );
  59. } ).to.throw( CKEditorError, /rename-operation-wrong-name/ );
  60. } );
  61. it( 'should create a RenameOperation with the same parameters when cloned', () => {
  62. const op = new RenameOperation( Position.createAt( root, 'end' ), oldName, newName, doc.version );
  63. const clone = op.clone();
  64. // New instance rather than a pointer to the old instance.
  65. expect( clone ).not.to.be.equal( op );
  66. expect( clone ).to.be.instanceof( RenameOperation );
  67. expect( clone.baseVersion ).to.equal( op.baseVersion );
  68. expect( clone.position.isEqual( op.position ) ).to.be.true;
  69. expect( clone.oldName ).to.equal( oldName );
  70. expect( clone.newName ).to.equal( newName );
  71. } );
  72. it( 'should return undefined on execution if old name and new name is same', () => {
  73. const op = new RenameOperation( Position.createAt( root, 0 ), oldName, oldName, doc.version );
  74. const result = op._execute();
  75. expect( result ).to.be.undefined;
  76. } );
  77. describe( 'toJSON', () => {
  78. it( 'should create proper serialized object', () => {
  79. const op = new RenameOperation( Position.createAt( root, 'end' ), oldName, newName, doc.version );
  80. const serialized = jsonParseStringify( op );
  81. expect( serialized ).to.deep.equal( {
  82. __className: 'engine.model.operation.RenameOperation',
  83. baseVersion: 0,
  84. position: jsonParseStringify( op.position ),
  85. newName: 'newName',
  86. oldName: 'oldName'
  87. } );
  88. } );
  89. } );
  90. describe( 'fromJSON', () => {
  91. it( 'should create proper AttributeOperation from json object', () => {
  92. const op = new RenameOperation( Position.createAt( root, 'end' ), oldName, newName, doc.version );
  93. const serialized = jsonParseStringify( op );
  94. const deserialized = RenameOperation.fromJSON( serialized, doc );
  95. expect( deserialized ).to.deep.equal( op );
  96. } );
  97. } );
  98. } );