unwrap.js 11 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. import { unwrap } from '/ckeditor5/engine/view/writer.js';
  7. import Element from '/ckeditor5/engine/view/element.js';
  8. import ContainerElement from '/ckeditor5/engine/view/containerelement.js';
  9. import AttributeElement from '/ckeditor5/engine/view/attributeelement.js';
  10. import Position from '/ckeditor5/engine/view/position.js';
  11. import Range from '/ckeditor5/engine/view/range.js';
  12. import Text from '/ckeditor5/engine/view/text.js';
  13. import { stringify, parse } from '/tests/engine/_utils/view.js';
  14. describe( 'writer', () => {
  15. /**
  16. * Executes test using `parse` and `stringify` utils functions.
  17. *
  18. * @param {String} input
  19. * @param {String} unwrapAttribute
  20. * @param {String} expected
  21. */
  22. function test( input, unwrapAttribute, expected ) {
  23. let { view, selection } = parse( input );
  24. const newRange = unwrap( selection.getFirstRange(), parse( unwrapAttribute ) );
  25. expect( stringify( view.root, newRange, { showType: true, showPriority: true } ) ).to.equal( expected );
  26. }
  27. describe( 'unwrap', () => {
  28. it( 'should do nothing on collapsed ranges', () => {
  29. test(
  30. '<container:p>f{}oo</container:p>',
  31. '<attribute:b view-priority="10"></attribute:b>',
  32. '<container:p>f{}oo</container:p>'
  33. );
  34. } );
  35. it( 'should do nothing on single text node', () => {
  36. test(
  37. '<container:p>[foobar]</container:p>',
  38. '<attribute:b view-priority="1"></attribute:b>',
  39. '<container:p>[foobar]</container:p>'
  40. );
  41. } );
  42. it( 'should throw error when element is not instance of AttributeElement', () => {
  43. const container = new ContainerElement( 'p', null, new AttributeElement( 'b', null, new Text( 'foo' ) ) );
  44. const range = new Range(
  45. new Position( container, 0 ),
  46. new Position( container, 1 )
  47. );
  48. const b = new Element( 'b' );
  49. expect( () => {
  50. unwrap( range, b );
  51. } ).to.throwCKEditorError( 'view-writer-unwrap-invalid-attribute' );
  52. } );
  53. it( 'should throw error when range placed in two containers', () => {
  54. const container1 = new ContainerElement( 'p' );
  55. const container2 = new ContainerElement( 'p' );
  56. const range = new Range(
  57. new Position( container1, 0 ),
  58. new Position( container2, 1 )
  59. );
  60. const b = new AttributeElement( 'b' );
  61. expect( () => {
  62. unwrap( range, b );
  63. } ).to.throwCKEditorError( 'view-writer-invalid-range-container' );
  64. } );
  65. it( 'should throw when range has no parent container', () => {
  66. const el = new AttributeElement( 'b' );
  67. const b = new AttributeElement( 'b' );
  68. expect( () => {
  69. unwrap( Range.createFromParentsAndOffsets( el, 0, el, 0 ), b );
  70. } ).to.throwCKEditorError( 'view-writer-invalid-range-container' );
  71. } );
  72. it( 'should unwrap single node', () => {
  73. test(
  74. '<container:p>[<attribute:b view-priority="1">foobar</attribute:b>]</container:p>',
  75. '<attribute:b view-priority="1"></attribute:b>',
  76. '<container:p>[foobar]</container:p>'
  77. );
  78. } );
  79. it( 'should not unwrap attributes with different priorities #1', () => {
  80. test(
  81. '<container:p>[<attribute:b view-priority="1">foobar</attribute:b>]</container:p>',
  82. '<attribute:b view-priority="2"></attribute:b>',
  83. '<container:p>[<attribute:b view-priority="1">foobar</attribute:b>]</container:p>'
  84. );
  85. } );
  86. it( 'should not unwrap attributes with different priorities #2', () => {
  87. test(
  88. '<container:p>' +
  89. '[' +
  90. '<attribute:b view-priority="2">foo</attribute:b>' +
  91. '<attribute:b view-priority="1">bar</attribute:b>' +
  92. '<attribute:b view-priority="2">baz</attribute:b>' +
  93. ']' +
  94. '</container:p>',
  95. '<attribute:b view-priority="2"></attribute:b>',
  96. '<container:p>[foo<attribute:b view-priority="1">bar</attribute:b>baz]</container:p>'
  97. );
  98. } );
  99. it( 'should unwrap part of the node', () => {
  100. test(
  101. '<container:p>[baz<attribute:b view-priority="1">foo}bar</attribute:b></container:p>',
  102. '<attribute:b view-priority="1"></attribute:b>',
  103. '<container:p>[bazfoo]<attribute:b view-priority="1">bar</attribute:b></container:p>'
  104. );
  105. } );
  106. it( 'should support unicode', () => {
  107. test(
  108. '<container:p>[நிலை<attribute:b view-priority="1">க்}கு</attribute:b></container:p>',
  109. '<attribute:b view-priority="1"></attribute:b>',
  110. '<container:p>[நிலைக்]<attribute:b view-priority="1">கு</attribute:b></container:p>'
  111. );
  112. } );
  113. it( 'should unwrap nested attributes', () => {
  114. test(
  115. '<container:p>[<attribute:u view-priority="1"><attribute:b view-priority="1">foobar</attribute:b></attribute:u>]</container:p>',
  116. '<attribute:b view-priority="1"></attribute:b>',
  117. '<container:p>[<attribute:u view-priority="1">foobar</attribute:u>]</container:p>'
  118. );
  119. } );
  120. it( 'should merge unwrapped nodes #1', () => {
  121. test(
  122. '<container:p>foo[<attribute:b view-priority="1">bar</attribute:b>]baz</container:p>',
  123. '<attribute:b view-priority="1"></attribute:b>',
  124. '<container:p>foo{bar}baz</container:p>'
  125. );
  126. } );
  127. it( 'should merge unwrapped nodes #2', () => {
  128. const input = '<container:p>' +
  129. 'foo' +
  130. '<attribute:u view-priority="1">bar</attribute:u>' +
  131. '[' +
  132. '<attribute:b view-priority="1">' +
  133. '<attribute:u view-priority="1">bazqux</attribute:u>' +
  134. '</attribute:b>' +
  135. ']' +
  136. '</container:p>';
  137. const attribute = '<attribute:b view-priority="1"></attribute:b>';
  138. const result = '<container:p>foo<attribute:u view-priority="1">bar{bazqux</attribute:u>]</container:p>';
  139. test( input, attribute, result );
  140. } );
  141. it( 'should merge unwrapped nodes #3', () => {
  142. const input = '<container:p>' +
  143. 'foo' +
  144. '<attribute:u view-priority="1">bar</attribute:u>' +
  145. '[' +
  146. '<attribute:b view-priority="1">' +
  147. '<attribute:u view-priority="1">baz}qux</attribute:u>' +
  148. '</attribute:b>' +
  149. '</container:p>';
  150. const attribute = '<attribute:b view-priority="1"></attribute:b>';
  151. const result = '<container:p>' +
  152. 'foo' +
  153. '<attribute:u view-priority="1">bar{baz</attribute:u>]' +
  154. '<attribute:b view-priority="1">' +
  155. '<attribute:u view-priority="1">qux</attribute:u>' +
  156. '</attribute:b>' +
  157. '</container:p>';
  158. test( input, attribute, result );
  159. } );
  160. it( 'should merge unwrapped nodes #4', () => {
  161. const input = '<container:p>' +
  162. 'foo' +
  163. '<attribute:u view-priority="1">bar</attribute:u>' +
  164. '[' +
  165. '<attribute:b view-priority="1">' +
  166. '<attribute:u view-priority="1">baz</attribute:u>' +
  167. '</attribute:b>' +
  168. ']' +
  169. '<attribute:u view-priority="1">qux</attribute:u>' +
  170. '</container:p>';
  171. const attribute = '<attribute:b view-priority="1"></attribute:b>';
  172. const result = '<container:p>' +
  173. 'foo' +
  174. '<attribute:u view-priority="1">bar{baz}qux</attribute:u>' +
  175. '</container:p>';
  176. test( input, attribute, result );
  177. } );
  178. it( 'should merge unwrapped nodes #5', () => {
  179. const input = '<container:p>' +
  180. '[' +
  181. '<attribute:b view-priority="1"><attribute:u view-priority="1">foo</attribute:u></attribute:b>' +
  182. '<attribute:b view-priority="1"><attribute:u view-priority="1">bar</attribute:u></attribute:b>' +
  183. '<attribute:b view-priority="1"><attribute:u view-priority="1">baz</attribute:u></attribute:b>' +
  184. ']' +
  185. '</container:p>';
  186. const attribute = '<attribute:b view-priority="1"></attribute:b>';
  187. const result = '<container:p>[<attribute:u view-priority="1">foobarbaz</attribute:u>]</container:p>';
  188. test( input, attribute, result );
  189. } );
  190. it( 'should unwrap mixed ranges #1', () => {
  191. const input = '<container:p>' +
  192. '[' +
  193. '<attribute:u view-priority="1">' +
  194. '<attribute:b view-priority="1">foo]</attribute:b>' +
  195. '</attribute:u>' +
  196. '</container:p>';
  197. const attribute = '<attribute:b view-priority="1"></attribute:b>';
  198. const result = '<container:p>[<attribute:u view-priority="1">foo</attribute:u>]</container:p>';
  199. test( input, attribute, result );
  200. } );
  201. it( 'should unwrap mixed ranges #2', () => {
  202. test(
  203. '<container:p>[<attribute:u view-priority="1"><attribute:b view-priority="1">foo}</attribute:b></attribute:u></container:p>',
  204. '<attribute:b view-priority="1"></attribute:b>',
  205. '<container:p>[<attribute:u view-priority="1">foo</attribute:u>]</container:p>'
  206. );
  207. } );
  208. it( 'should unwrap single element by removing matching attributes', () => {
  209. test(
  210. '<container:p>[<attribute:b view-priority="1" foo="bar" baz="qux">test</attribute:b>]</container:p>',
  211. '<attribute:b view-priority="1" baz="qux"></attribute:b>',
  212. '<container:p>[<attribute:b view-priority="1" foo="bar">test</attribute:b>]</container:p>'
  213. );
  214. } );
  215. it( 'should not unwrap single element when attributes are different', () => {
  216. test(
  217. '<container:p>[<attribute:b view-priority="1" baz="qux" foo="bar">test</attribute:b>]</container:p>',
  218. '<attribute:b view-priority="1" baz="qux" test="true"></attribute:b>',
  219. '<container:p>[<attribute:b view-priority="1" baz="qux" foo="bar">test</attribute:b>]</container:p>'
  220. );
  221. } );
  222. it( 'should unwrap single element by removing matching classes', () => {
  223. test(
  224. '<container:p>[<attribute:b view-priority="1" class="foo bar baz">test</attribute:b>]</container:p>',
  225. '<attribute:b view-priority="1" class="baz foo"></attribute:b>',
  226. '<container:p>[<attribute:b view-priority="1" class="bar">test</attribute:b>]</container:p>'
  227. );
  228. } );
  229. it( 'should not unwrap single element when classes are different', () => {
  230. test(
  231. '<container:p>[<attribute:b view-priority="1" class="foo bar baz">test</attribute:b>]</container:p>',
  232. '<attribute:b view-priority="1" class="baz foo qux"></attribute:b>',
  233. '<container:p>[<attribute:b view-priority="1" class="foo bar baz">test</attribute:b>]</container:p>'
  234. );
  235. } );
  236. it( 'should unwrap single element by removing matching styles', () => {
  237. test(
  238. '<container:p>' +
  239. '[<attribute:b view-priority="1" style="color:red;position:absolute;top:10px;">test</attribute:b>]' +
  240. '</container:p>',
  241. '<attribute:b view-priority="1" style="position: absolute;"></attribute:b>',
  242. '<container:p>[<attribute:b view-priority="1" style="color:red;top:10px;">test</attribute:b>]</container:p>'
  243. );
  244. } );
  245. it( 'should not unwrap single element when styles are different', () => {
  246. test(
  247. '<container:p>' +
  248. '[<attribute:b view-priority="1" style="color:red;position:absolute;top:10px;">test</attribute:b>]' +
  249. '</container:p>',
  250. '<attribute:b view-priority="1" style="position: relative;"></attribute:b>',
  251. '<container:p>' +
  252. '[<attribute:b view-priority="1" style="color:red;position:absolute;top:10px;">test</attribute:b>]' +
  253. '</container:p>'
  254. );
  255. } );
  256. it( 'should unwrap single node in document fragment', () => {
  257. test(
  258. '<container:p>[<attribute:b view-priority="1">foobar</attribute:b>]</container:p>',
  259. '<attribute:b view-priority="1"></attribute:b>',
  260. '<container:p>[foobar]</container:p>'
  261. );
  262. } );
  263. } );
  264. } );