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attributedelta.js 7.7 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 transformations from 'ckeditor5/engine/model/delta/basic-transformations.js';
  7. /*jshint unused: false*/
  8. import transform from 'ckeditor5/engine/model/delta/transform.js';
  9. import Element from 'ckeditor5/engine/model/element.js';
  10. import Text from 'ckeditor5/engine/model/text.js';
  11. import Position from 'ckeditor5/engine/model/position.js';
  12. import Range from 'ckeditor5/engine/model/range.js';
  13. import AttributeDelta from 'ckeditor5/engine/model/delta/attributedelta.js';
  14. import AttributeOperation from 'ckeditor5/engine/model/operation/attributeoperation.js';
  15. import {
  16. expectDelta,
  17. getFilledDocument,
  18. getAttributeDelta,
  19. getWeakInsertDelta,
  20. getSplitDelta
  21. } from 'tests/engine/model/delta/transform/_utils/utils.js';
  22. describe( 'transform', () => {
  23. let doc, root, baseVersion;
  24. beforeEach( () => {
  25. doc = getFilledDocument();
  26. root = doc.getRoot();
  27. baseVersion = doc.version;
  28. } );
  29. describe( 'AttributeDelta by', () => {
  30. describe( 'WeakInsertDelta', () => {
  31. it( 'weak insert inside attribute range should "fix" splitting the range', () => {
  32. let attrRange = new Range( new Position( root, [ 3, 2 ] ), new Position( root, [ 3, 3, 3, 9 ] ) );
  33. let attrDelta = getAttributeDelta( attrRange, 'key', 'old', 'new', baseVersion );
  34. let insertPosition = new Position( root, [ 3, 3, 0 ] );
  35. let insertDelta = getWeakInsertDelta(
  36. insertPosition,
  37. [
  38. 'a',
  39. new Text( 'b', { key: 'new' } ),
  40. new Text( 'c', { key: 'different' } ),
  41. 'de'
  42. ],
  43. baseVersion
  44. );
  45. let transformed = transform( attrDelta, insertDelta );
  46. expect( transformed.length ).to.equal( 2 );
  47. baseVersion = insertDelta.operations.length;
  48. expectDelta( transformed[ 0 ], {
  49. type: AttributeDelta,
  50. operations: [
  51. {
  52. type: AttributeOperation,
  53. range: new Range( new Position( root, [ 3, 3, 5 ] ), new Position( root, [ 3, 3, 8, 9 ] ) ),
  54. key: 'key',
  55. oldValue: 'old',
  56. newValue: 'new',
  57. baseVersion: baseVersion
  58. },
  59. {
  60. type: AttributeOperation,
  61. range: new Range( new Position( root, [ 3, 2 ] ), new Position( root, [ 3, 3, 0 ] ) ),
  62. key: 'key',
  63. oldValue: 'old',
  64. newValue: 'new',
  65. baseVersion: baseVersion + 1
  66. }
  67. ]
  68. } );
  69. expectDelta( transformed[ 1 ], {
  70. type: AttributeDelta,
  71. operations: [
  72. {
  73. type: AttributeOperation,
  74. range: new Range( new Position( root, [ 3, 3, 0 ] ), new Position( root, [ 3, 3, 1 ] ) ),
  75. key: 'key',
  76. oldValue: null,
  77. newValue: 'new',
  78. baseVersion: baseVersion + 2
  79. },
  80. {
  81. type: AttributeOperation,
  82. range: new Range( new Position( root, [ 3, 3, 2 ] ), new Position( root, [ 3, 3, 3 ] ) ),
  83. key: 'key',
  84. oldValue: 'different',
  85. newValue: 'new',
  86. baseVersion: baseVersion + 3
  87. },
  88. {
  89. type: AttributeOperation,
  90. range: new Range( new Position( root, [ 3, 3, 3 ] ), new Position( root, [ 3, 3, 5 ] ) ),
  91. key: 'key',
  92. oldValue: null,
  93. newValue: 'new',
  94. baseVersion: baseVersion + 4
  95. }
  96. ]
  97. } );
  98. } );
  99. it( 'should be normally transformed if weak insert is not in the attribute range', () => {
  100. let attrRange = new Range( new Position( root, [ 3, 2 ] ), new Position( root, [ 3, 3, 3, 9 ] ) );
  101. let attrDelta = getAttributeDelta( attrRange, 'key', 'old', 'new', baseVersion );
  102. let insertPosition = new Position( root, [ 5 ] );
  103. let insertDelta = getWeakInsertDelta( insertPosition, 'abc', baseVersion );
  104. let transformed = transform( attrDelta, insertDelta );
  105. expect( transformed.length ).to.equal( 1 );
  106. baseVersion = insertDelta.operations.length;
  107. expectDelta( transformed[ 0 ], {
  108. type: AttributeDelta,
  109. operations: [
  110. {
  111. type: AttributeOperation,
  112. range: new Range( new Position( root, [ 3, 2 ] ), new Position( root, [ 3, 3, 3, 9 ] ) ),
  113. key: 'key',
  114. oldValue: 'old',
  115. newValue: 'new',
  116. baseVersion: baseVersion
  117. }
  118. ]
  119. } );
  120. } );
  121. } );
  122. describe( 'SplitDelta', () => {
  123. it( 'change attribute of split element', () => {
  124. let attrRange1 = Range.createFromParentsAndOffsets( root, 0, root, 1 );
  125. let attrRange2 = new Range( new Position( root, [ 3, 2 ] ), new Position( root, [ 3, 4 ] ) );
  126. let attrDelta = new AttributeDelta();
  127. attrDelta.addOperation( new AttributeOperation( attrRange1, 'key', 'old', 'new', baseVersion ) );
  128. attrDelta.addOperation( new AttributeOperation( attrRange2, 'key', 'old', 'new', baseVersion ) );
  129. let splitPosition = new Position( root, [ 3, 3, 3, 3 ] );
  130. let splitDelta = getSplitDelta( splitPosition, new Element( 'p' ), 9, baseVersion );
  131. let transformed = transform( attrDelta, splitDelta );
  132. expect( transformed.length ).to.equal( 2 );
  133. baseVersion = splitDelta.operations.length;
  134. expectDelta( transformed[ 0 ], {
  135. type: AttributeDelta,
  136. operations: [
  137. {
  138. type: AttributeOperation,
  139. range: new Range( new Position( root, [ 0 ] ), new Position( root, [ 1 ] ) ),
  140. key: 'key',
  141. oldValue: 'old',
  142. newValue: 'new',
  143. baseVersion: baseVersion
  144. },
  145. {
  146. type: AttributeOperation,
  147. range: new Range( new Position( root, [ 3, 3, 5 ] ), new Position( root, [ 3, 4 ] ) ),
  148. key: 'key',
  149. oldValue: 'old',
  150. newValue: 'new',
  151. baseVersion: baseVersion + 1
  152. },
  153. {
  154. type: AttributeOperation,
  155. range: new Range( new Position( root, [ 3, 2 ] ), new Position( root, [ 3, 3, 4 ] ) ),
  156. key: 'key',
  157. oldValue: 'old',
  158. newValue: 'new',
  159. baseVersion: baseVersion + 2
  160. },
  161. {
  162. type: AttributeOperation,
  163. range: new Range( new Position( root, [ 3, 3, 4, 0 ] ), new Position( root, [ 3, 3, 4, 9 ] ) ),
  164. key: 'key',
  165. oldValue: 'old',
  166. newValue: 'new',
  167. baseVersion: baseVersion + 3
  168. }
  169. ]
  170. } );
  171. expectDelta( transformed[ 1 ], {
  172. type: AttributeDelta,
  173. operations: [
  174. {
  175. type: AttributeOperation,
  176. range: new Range( new Position( root, [ 3, 3, 4 ] ), new Position( root, [ 3, 3, 4, 0 ] ) ),
  177. key: 'key',
  178. oldValue: null,
  179. newValue: 'new',
  180. baseVersion: baseVersion + 4
  181. }
  182. ]
  183. } );
  184. } );
  185. // A different case.
  186. it( 'change attribute of split element #2', () => {
  187. let attrRange = new Range( new Position( root, [ 3, 3, 3 ] ), new Position( root, [ 3, 3, 3, 0 ] ) );
  188. let attrDelta = new AttributeDelta();
  189. attrDelta.addOperation( new AttributeOperation( attrRange, 'foo', null, 'bar', baseVersion ) );
  190. let splitPosition = new Position( root, [ 3, 3, 3, 3 ] );
  191. let splitDelta = getSplitDelta( splitPosition, new Element( 'p', { foo: 'old' } ), 9, baseVersion );
  192. let transformed = transform( attrDelta, splitDelta );
  193. expect( transformed.length ).to.equal( 2 );
  194. baseVersion = splitDelta.operations.length;
  195. expectDelta( transformed[ 0 ], {
  196. type: AttributeDelta,
  197. operations: [
  198. {
  199. type: AttributeOperation,
  200. range: new Range( new Position( root, [ 3, 3, 3 ] ), new Position( root, [ 3, 3, 3, 0 ] ) ),
  201. key: 'foo',
  202. oldValue: null,
  203. newValue: 'bar',
  204. baseVersion: baseVersion
  205. }
  206. ]
  207. } );
  208. expectDelta( transformed[ 1 ], {
  209. type: AttributeDelta,
  210. operations: [
  211. {
  212. type: AttributeOperation,
  213. range: new Range( new Position( root, [ 3, 3, 4 ] ), new Position( root, [ 3, 3, 4, 0 ] ) ),
  214. key: 'foo',
  215. oldValue: 'old',
  216. newValue: 'bar',
  217. baseVersion: baseVersion + 1
  218. }
  219. ]
  220. } );
  221. } );
  222. } );
  223. } );
  224. } );