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unwrap.js 9.5 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: view, browser-only */
  6. 'use strict';
  7. import { unwrap } from '/ckeditor5/engine/view/writer.js';
  8. import Element from '/ckeditor5/engine/view/element.js';
  9. import ContainerElement from '/ckeditor5/engine/view/containerelement.js';
  10. import AttributeElement from '/ckeditor5/engine/view/attributeelement.js';
  11. import Position from '/ckeditor5/engine/view/position.js';
  12. import Range from '/ckeditor5/engine/view/range.js';
  13. import Text from '/ckeditor5/engine/view/text.js';
  14. import CKEditorError from '/ckeditor5/utils/ckeditorerror.js';
  15. import { stringify, parse } from '/tests/engine/_utils/view.js';
  16. describe( 'writer', () => {
  17. /**
  18. * Executes test using `parse` and `stringify` utils functions.
  19. *
  20. * @param {String} input
  21. * @param {String} unwrapAttribute
  22. * @param {String} expected
  23. */
  24. function test( input, unwrapAttribute, expected ) {
  25. let { view, selection } = parse( input );
  26. const newRange = unwrap( selection.getFirstRange(), parse( unwrapAttribute ) );
  27. expect( stringify( view.getRoot(), newRange, { showType: true, showPriority: true } ) ).to.equal( expected );
  28. }
  29. describe( 'unwrap', () => {
  30. it( 'should do nothing on collapsed ranges', () => {
  31. test(
  32. '<container:p>f{}oo</container:p>',
  33. '<attribute:b:10></attribute:b:10>',
  34. '<container:p>f{}oo</container:p>'
  35. );
  36. } );
  37. it( 'should do nothing on single text node', () => {
  38. test(
  39. '<container:p>[foobar]</container:p>',
  40. '<attribute:b:1></attribute:b:1>',
  41. '<container:p>[foobar]</container:p>'
  42. );
  43. } );
  44. it( 'should throw error when element is not instance of AttributeElement', () => {
  45. const container = new ContainerElement( 'p', null, new AttributeElement( 'b', null, new Text( 'foo' ) ) );
  46. const range = new Range(
  47. new Position( container, 0 ),
  48. new Position( container, 1 )
  49. );
  50. const b = new Element( 'b' );
  51. expect( () => {
  52. unwrap( range, b );
  53. } ).to.throw( CKEditorError, 'view-writer-unwrap-invalid-attribute' );
  54. } );
  55. it( 'should throw error when range placed in two containers', () => {
  56. const container1 = new ContainerElement( 'p' );
  57. const container2 = new ContainerElement( 'p' );
  58. const range = new Range(
  59. new Position( container1, 0 ),
  60. new Position( container2, 1 )
  61. );
  62. const b = new AttributeElement( 'b' );
  63. expect( () => {
  64. unwrap( range, b );
  65. } ).to.throw( CKEditorError, 'view-writer-invalid-range-container' );
  66. } );
  67. it( 'should throw when range has no parent container', () => {
  68. const el = new AttributeElement( 'b' );
  69. const b = new AttributeElement( 'b' );
  70. expect( () => {
  71. unwrap( Range.createFromParentsAndOffsets( el, 0, el, 0 ), b );
  72. } ).to.throw( CKEditorError, 'view-writer-invalid-range-container' );
  73. } );
  74. it( 'should unwrap single node', () => {
  75. test(
  76. '<container:p>[<attribute:b:1>foobar</attribute:b:1>]</container:p>',
  77. '<attribute:b:1></attribute:b:1>',
  78. '<container:p>[foobar]</container:p>'
  79. );
  80. } );
  81. it( 'should not unwrap attributes with different priorities #1', () => {
  82. test(
  83. '<container:p>[<attribute:b:1>foobar</attribute:b:1>]</container:p>',
  84. '<attribute:b:2></attribute:b:2>',
  85. '<container:p>[<attribute:b:1>foobar</attribute:b:1>]</container:p>'
  86. );
  87. } );
  88. it( 'should not unwrap attributes with different priorities #2', () => {
  89. test(
  90. '<container:p>' +
  91. '[' +
  92. '<attribute:b:2>foo</attribute:b:2>' +
  93. '<attribute:b:1>bar</attribute:b:1>' +
  94. '<attribute:b:2>baz</attribute:b:2>' +
  95. ']' +
  96. '</container:p>',
  97. '<attribute:b:2></attribute:b:2>',
  98. '<container:p>[foo<attribute:b:1>bar</attribute:b:1>baz]</container:p>'
  99. );
  100. } );
  101. it( 'should unwrap part of the node', () => {
  102. test(
  103. '<container:p>[baz<attribute:b:1>foo}bar</attribute:b:1>',
  104. '<attribute:b:1></attribute:b:1>',
  105. '<container:p>[bazfoo]<attribute:b:1>bar</attribute:b:1></container:p>'
  106. );
  107. } );
  108. it( 'should unwrap nested attributes', () => {
  109. test(
  110. '<container:p>[<attribute:u:1><attribute:b:1>foobar</attribute:b:1></attribute:u:1>]</container:p>',
  111. '<attribute:b:1></attribute:b:1>',
  112. '<container:p>[<attribute:u:1>foobar</attribute:u:1>]</container:p>'
  113. );
  114. } );
  115. it( 'should merge unwrapped nodes #1', () => {
  116. test(
  117. '<container:p>foo[<attribute:b:1>bar</attribute:b:1>]baz</container:p>',
  118. '<attribute:b:1></attribute:b:1>',
  119. '<container:p>foo{bar}baz</container:p>'
  120. );
  121. } );
  122. it( 'should merge unwrapped nodes #2', () => {
  123. const input = '<container:p>' +
  124. 'foo' +
  125. '<attribute:u:1>bar</attribute:u:1>' +
  126. '[' +
  127. '<attribute:b:1>' +
  128. '<attribute:u:1>bazqux</attribute:u:1>' +
  129. '</attribute:b:1>' +
  130. ']' +
  131. '</container:p>';
  132. const attribute = '<attribute:b:1></attribute:b:1>';
  133. const result = '<container:p>foo<attribute:u:1>bar{bazqux</attribute:u:1>]</container:p>';
  134. test( input, attribute, result );
  135. } );
  136. it( 'should merge unwrapped nodes #3', () => {
  137. const input = '<container:p>' +
  138. 'foo' +
  139. '<attribute:u:1>bar</attribute:u:1>' +
  140. '[' +
  141. '<attribute:b:1>' +
  142. '<attribute:u:1>baz}qux</attribute:u:1>' +
  143. '</attribute:b:1>' +
  144. '</container:p>';
  145. const attribute = '<attribute:b:1></attribute:b:1>';
  146. const result = '<container:p>' +
  147. 'foo' +
  148. '<attribute:u:1>bar{baz</attribute:u:1>]' +
  149. '<attribute:b:1>' +
  150. '<attribute:u:1>qux</attribute:u:1>' +
  151. '</attribute:b:1>' +
  152. '</container:p>';
  153. test( input, attribute, result );
  154. } );
  155. it( 'should merge unwrapped nodes #4', () => {
  156. const input = '<container:p>' +
  157. 'foo' +
  158. '<attribute:u:1>bar</attribute:u:1>' +
  159. '[' +
  160. '<attribute:b:1>' +
  161. '<attribute:u:1>baz</attribute:u:1>' +
  162. '</attribute:b:1>' +
  163. ']' +
  164. '<attribute:u:1>qux</attribute:u:1>' +
  165. '</container:p>';
  166. const attribute = '<attribute:b:1></attribute:b:1>';
  167. const result = '<container:p>' +
  168. 'foo' +
  169. '<attribute:u:1>bar{baz}qux</attribute:u:1>' +
  170. '</container:p>';
  171. test( input, attribute, result );
  172. } );
  173. it( 'should merge unwrapped nodes #5', () => {
  174. const input = '<container:p>' +
  175. '[' +
  176. '<attribute:b:1><attribute:u:1>foo</attribute:u:1></attribute:b:1>' +
  177. '<attribute:b:1><attribute:u:1>bar</attribute:u:1></attribute:b:1>' +
  178. '<attribute:b:1><attribute:u:1>baz</attribute:u:1></attribute:b:1>' +
  179. ']' +
  180. '</container:p>';
  181. const attribute = '<attribute:b:1></attribute:b:1>';
  182. const result = '<container:p>[<attribute:u:1>foobarbaz</attribute:u:1>]</container:p>';
  183. test( input, attribute, result );
  184. } );
  185. it( 'should unwrap mixed ranges #1', () => {
  186. const input = '<container:p>' +
  187. '[' +
  188. '<attribute:u:1>' +
  189. '<attribute:b:1>foo]</attribute:b:1>' +
  190. '</attribute:u:1>' +
  191. '</container:p>';
  192. const attribute = '<attribute:b:1></attribute:b:1>';
  193. const result = '<container:p>[<attribute:u:1>foo</attribute:u:1>]</container:p>';
  194. test( input, attribute, result );
  195. } );
  196. it( 'should unwrap mixed ranges #2', () => {
  197. test(
  198. '<container:p>[<attribute:u:1><attribute:b:1>foo}</attribute:b:1></attribute:u></container:p>',
  199. '<attribute:b:1></attribute:b:1>',
  200. '<container:p>[<attribute:u:1>foo</attribute:u:1>]</container:p>'
  201. );
  202. } );
  203. it( 'should unwrap single element by removing matching attributes', () => {
  204. test(
  205. '<container:p>[<attribute:b:1 foo="bar" baz="qux">test</attribute:b:1>]</container:p>',
  206. '<attribute:b:1 baz="qux"></attribute:b:1>',
  207. '<container:p>[<attribute:b:1 foo="bar">test</attribute:b:1>]</container:p>'
  208. );
  209. } );
  210. it( 'should not unwrap single element when attributes are different', () => {
  211. test(
  212. '<container:p>[<attribute:b:1 baz="qux" foo="bar">test</attribute:b:1>]</container:p>',
  213. '<attribute:b:1 baz="qux" test="true"></attribute:b:1>',
  214. '<container:p>[<attribute:b:1 baz="qux" foo="bar">test</attribute:b:1>]</container:p>'
  215. );
  216. } );
  217. it( 'should unwrap single element by removing matching classes', () => {
  218. test(
  219. '<container:p>[<attribute:b:1 class="foo bar baz">test</attribute:b:1>]</container:p>',
  220. '<attribute:b:1 class="baz foo"></attribute:b:1>',
  221. '<container:p>[<attribute:b:1 class="bar">test</attribute:b:1>]</container:p>'
  222. );
  223. } );
  224. it( 'should not unwrap single element when classes are different', () => {
  225. test(
  226. '<container:p>[<attribute:b:1 class="foo bar baz">test</attribute:b:1>]</container:p>',
  227. '<attribute:b:1 class="baz foo qux"></attribute:b:1>',
  228. '<container:p>[<attribute:b:1 class="foo bar baz">test</attribute:b:1>]</container:p>'
  229. );
  230. } );
  231. it( 'should unwrap single element by removing matching styles', () => {
  232. test(
  233. '<container:p>[<attribute:b:1 style="color:red;position:absolute;top:10px;">test</attribute:b:1>]</container:p>',
  234. '<attribute:b:1 style="position: absolute;"></attribute:b:1>',
  235. '<container:p>[<attribute:b:1 style="color:red;top:10px;">test</attribute:b:1>]</container:p>'
  236. );
  237. } );
  238. it( 'should not unwrap single element when styles are different', () => {
  239. test(
  240. '<container:p>[<attribute:b:1 style="color:red;position:absolute;top:10px;">test</attribute:b:1>]</container:p>',
  241. '<attribute:b:1 style="position: relative;"></attribute:b:1>',
  242. '<container:p>[<attribute:b:1 style="color:red;position:absolute;top:10px;">test</attribute:b:1>]</container:p>'
  243. );
  244. } );
  245. it( 'should unwrap single node in document fragment', () => {
  246. test(
  247. '<container:p>[<attribute:b:1>foobar</attribute:b:1>]</container:p>',
  248. '<attribute:b:1></attribute:b:1>',
  249. '<container:p>[foobar]</container:p>'
  250. );
  251. } );
  252. } );
  253. } );