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operation.js 1.6 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: treemodel, delta */
  6. 'use strict';
  7. import Delta from '/ckeditor5/engine/treemodel/delta/delta.js';
  8. import Operation from '/ckeditor5/engine/treemodel/operation/operation.js';
  9. import treeModelTestUtils from '/tests/engine/treemodel/_utils/utils.js';
  10. describe( 'Operation', () => {
  11. it( 'should save its base version', () => {
  12. let op = new Operation( 4 );
  13. expect( op.baseVersion ).to.equal( 4 );
  14. } );
  15. it( 'should be correctly transformed to JSON', () => {
  16. let delta = new Delta();
  17. let opInDelta = new Operation( 0 );
  18. delta.addOperation( opInDelta );
  19. let opOutsideDelta = new Operation( 0 );
  20. let parsedIn = JSON.parse( JSON.stringify( opInDelta ) );
  21. let parsedOutside = JSON.parse( JSON.stringify( opOutsideDelta ) );
  22. expect( parsedIn.delta ).to.equal( '[engine.treeModel.delta.Delta]' );
  23. expect( parsedOutside.delta ).to.be.null;
  24. } );
  25. describe( 'toJSON', () => {
  26. it( 'should create proper json object', () => {
  27. const op = new Operation( 4 );
  28. const serialized = treeModelTestUtils.jsonParseStringify( op );
  29. expect( serialized ).to.deep.equal( {
  30. __class: 'engine.treeModel.operation.Operation',
  31. baseVersion: 4,
  32. delta: null
  33. } );
  34. } );
  35. } );
  36. describe( 'fromJSON', () => {
  37. it( 'should create proper Operation from json object', () => {
  38. const op = new Operation( 4 );
  39. const serialized = treeModelTestUtils.jsonParseStringify( op );
  40. const deserialized = Operation.fromJSON( serialized );
  41. expect( deserialized ).to.deep.equal( op );
  42. } );
  43. } );
  44. } );