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