wrap.js 8.3 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 Writer 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 DocumentFragment from '/ckeditor5/engine/view/documentfragment.js';
  12. import Position from '/ckeditor5/engine/view/position.js';
  13. import Range from '/ckeditor5/engine/view/range.js';
  14. import Text from '/ckeditor5/engine/view/text.js';
  15. import CKEditorError from '/ckeditor5/utils/ckeditorerror.js';
  16. import { stringify, parse } from '/tests/engine/_utils/view.js';
  17. describe( 'Writer', () => {
  18. let writer;
  19. /**
  20. * Executes test using `parse` and `stringify` utils functions.
  21. *
  22. * @param {String} input
  23. * @param {String} unwrapAttribute
  24. * @param {String} expected
  25. */
  26. function test( input, unwrapAttribute, expected ) {
  27. let { view, selection } = parse( input );
  28. if ( view instanceof AttributeElement || view instanceof Text ) {
  29. view = new DocumentFragment( view );
  30. }
  31. const newRange = writer.wrap( selection.getFirstRange(), parse( unwrapAttribute ) );
  32. expect( stringify( view, newRange, { showType: true, showPriority: true } ) ).to.equal( expected );
  33. }
  34. beforeEach( () => {
  35. writer = new Writer();
  36. } );
  37. describe( 'wrap', () => {
  38. it( 'should do nothing on collapsed ranges', () => {
  39. test(
  40. '<container:p>f{}oo</container:p>',
  41. '<attribute:b></attribute:b>',
  42. '<container:p>f{}oo</container:p>'
  43. );
  44. } );
  45. it( 'wraps single text node', () => {
  46. test(
  47. '<container:p>[foobar]</container:p>',
  48. '<attribute:b:1></attribute:b:1>',
  49. '<container:p>[<attribute:b:1>foobar</attribute:b:1>]</container:p>'
  50. );
  51. } );
  52. it( 'wraps single text node in document fragment', () => {
  53. test(
  54. '{foobar}',
  55. '<attribute:b:1></attribute:b:1>',
  56. '[<attribute:b:1>foobar</attribute:b:1>]'
  57. );
  58. } );
  59. it( 'should throw error when element is not instance of AttributeElement', () => {
  60. const container = new ContainerElement( 'p', null, new Text( 'foo' ) );
  61. const range = new Range(
  62. new Position( container, 0 ),
  63. new Position( container, 1 )
  64. );
  65. const b = new Element( 'b' );
  66. expect( () => {
  67. writer.wrap( range, b );
  68. } ).to.throw( CKEditorError, 'view-writer-wrap-invalid-attribute' );
  69. } );
  70. it( 'should throw error when range placed in two containers', () => {
  71. const container1 = new ContainerElement( 'p' );
  72. const container2 = new ContainerElement( 'p' );
  73. const range = new Range(
  74. new Position( container1, 0 ),
  75. new Position( container2, 1 )
  76. );
  77. const b = new AttributeElement( 'b' );
  78. expect( () => {
  79. writer.wrap( range, b, 1 );
  80. } ).to.throw( CKEditorError, 'view-writer-invalid-range-container' );
  81. } );
  82. it( 'wraps part of a single text node #1', () => {
  83. test(
  84. '<container:p>[foo}bar</container:p>',
  85. '<attribute:b:1></attribute:b:1>',
  86. '<container:p>[<attribute:b:1>foo</attribute:b:1>]bar</container:p>'
  87. );
  88. } );
  89. it( 'wraps part of a single text node #2', () => {
  90. test(
  91. '<container:p>{foo}bar</container:p>',
  92. '<attribute:b:1></attribute:b:1>',
  93. '<container:p>[<attribute:b:1>foo</attribute:b:1>]bar</container:p>'
  94. );
  95. } );
  96. it( 'wraps part of a single text node #3', () => {
  97. test(
  98. '<container:p>foo{bar}</container:p>',
  99. '<attribute:b:1></attribute:b:1>',
  100. '<container:p>foo[<attribute:b:1>bar</attribute:b:1>]</container:p>'
  101. );
  102. } );
  103. it( 'should not wrap inside nested containers', () => {
  104. test(
  105. '<container:div>[foobar<container:p>baz</container:p>]</container:div>',
  106. '<attribute:b:1></attribute:b:1>',
  107. '<container:div>[<attribute:b:1>foobar</attribute:b:1><container:p>baz</container:p>]</container:div>'
  108. );
  109. } );
  110. it( 'wraps according to priorities', () => {
  111. test(
  112. '<container:p>[<attribute:u:1>foobar</attribute:u:1>]</container:p>',
  113. '<attribute:b:2></attribute:b:2>',
  114. '<container:p>[<attribute:u:1><attribute:b:2>foobar</attribute:b:2></attribute:u:1>]</container:p>'
  115. );
  116. } );
  117. it( 'merges wrapped nodes #1', () => {
  118. test(
  119. '<container:p>[<attribute:b:1>foo</attribute:b:1>bar<attribute:b:1>baz</attribute:b:1>]</container:p>',
  120. '<attribute:b:1></attribute:b:1>',
  121. '<container:p>[<attribute:b:1>foobarbaz</attribute:b:1>]</container:p>'
  122. );
  123. } );
  124. it( 'merges wrapped nodes #2', () => {
  125. test(
  126. '<container:p><attribute:b:1>foo</attribute:b:1>[bar}baz</container:p>',
  127. '<attribute:b:1></attribute:b:1>',
  128. '<container:p><attribute:b:1>foo{bar</attribute:b:1>]baz</container:p>'
  129. );
  130. } );
  131. it( 'merges wrapped nodes #3', () => {
  132. test(
  133. '<container:p><attribute:b:1>foobar</attribute:b:1>[baz]</container:p>',
  134. '<attribute:b:1></attribute:b:1>',
  135. '<container:p><attribute:b:1>foobar{baz</attribute:b:1>]</container:p>'
  136. );
  137. } );
  138. it( 'merges wrapped nodes #4', () => {
  139. test(
  140. '<container:p>[foo<attribute:i:1>bar</attribute:i:1>]baz</container:p>',
  141. '<attribute:b:1></attribute:b:1>',
  142. '<container:p>[<attribute:b:1>foo<attribute:i:1>bar</attribute:i:1></attribute:b:1>]baz</container:p>'
  143. );
  144. } );
  145. it( 'merges wrapped nodes #5', () => {
  146. test(
  147. '<container:p>[foo<attribute:i:1>bar</attribute:i:1>baz]</container:p>',
  148. '<attribute:b:2></attribute:b:2>',
  149. '<container:p>' +
  150. '[' +
  151. '<attribute:b:2>foo</attribute:b:2>' +
  152. '<attribute:i:1>' +
  153. '<attribute:b:2>bar</attribute:b:2>' +
  154. '</attribute:i:1>' +
  155. '<attribute:b:2>baz</attribute:b:2>' +
  156. ']' +
  157. '</container:p>'
  158. );
  159. } );
  160. it( 'should wrap single element by merging attributes', () => {
  161. test(
  162. '<container:p>[<attribute:b:1 foo="bar" one="two"></attribute:b:1>]</container:p>',
  163. '<attribute:b:1 baz="qux" one="two"></attribute:b:1>',
  164. '<container:p>[<attribute:b:1 baz="qux" foo="bar" one="two"></attribute:b:1>]</container:p>'
  165. );
  166. } );
  167. it( 'should not merge attributes when they differ', () => {
  168. test(
  169. '<container:p>[<attribute:b:1 foo="bar"></attribute:b:1>]</container:p>',
  170. '<attribute:b:1 foo="baz"></attribute:b:1>',
  171. '<container:p>[<attribute:b:1 foo="baz"><attribute:b:1 foo="bar"></attribute:b:1></attribute:b:1>]</container:p>'
  172. );
  173. } );
  174. it( 'should wrap single element by merging classes', () => {
  175. test(
  176. '<container:p>[<attribute:b:1 class="foo bar baz"></attribute:b:1>]</container:p>',
  177. '<attribute:b:1 class="foo bar qux jax"></attribute:b:1>',
  178. '<container:p>[<attribute:b:1 class="foo bar baz qux jax"></attribute:b:1>]</container:p>'
  179. );
  180. } );
  181. it( 'should wrap single element by merging styles', () => {
  182. test(
  183. '<container:p>[<attribute:b:1 style="color:red; position: absolute;"></attribute:b:1>]</container:p>',
  184. '<attribute:b:1 style="color:red; top: 20px;"></attribute:b:1>',
  185. '<container:p>[<attribute:b:1 style="color:red;position:absolute;top:20px;"></attribute:b:1>]</container:p>'
  186. );
  187. } );
  188. it( 'should not merge styles when they differ', () => {
  189. test(
  190. '<container:p>[<attribute:b:1 style="color:red;"></attribute:b:1>]</container:p>',
  191. '<attribute:b:1 style="color:black;"></attribute:b:1>',
  192. '<container:p>' +
  193. '[' +
  194. '<attribute:b:1 style="color:black;">' +
  195. '<attribute:b:1 style="color:red;"></attribute:b:1>' +
  196. '</attribute:b:1>' +
  197. ']' +
  198. '</container:p>'
  199. );
  200. } );
  201. it( 'should not merge single elements when they have different priority', () => {
  202. test(
  203. '<container:p>[<attribute:b:2 style="color:red;"></attribute:b:2>]</container:p>',
  204. '<attribute:b:1 style="color:red;"></attribute:b:1>',
  205. '<container:p>' +
  206. '[' +
  207. '<attribute:b:1 style="color:red;">' +
  208. '<attribute:b:2 style="color:red;"></attribute:b:2>' +
  209. '</attribute:b:1>' +
  210. ']</container:p>'
  211. );
  212. } );
  213. it( 'should be merged with outside element when wrapping all children', () => {
  214. test(
  215. '<container:p><attribute:b:1 foo="bar">[foobar<attribute:i:1>baz</attribute:i:1>]</attribute:b:1></container:p>',
  216. '<attribute:b:1 baz="qux"></attribute:b:1>',
  217. '<container:p>' +
  218. '[' +
  219. '<attribute:b:1 baz="qux" foo="bar">' +
  220. 'foobar' +
  221. '<attribute:i:1>baz</attribute:i:1>' +
  222. '</attribute:b:1>' +
  223. ']' +
  224. '</container:p>'
  225. );
  226. } );
  227. } );
  228. } );