wrapposition.js 5.1 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 { wrapPosition } from 'ckeditor5/engine/view/writer.js';
  7. import Text from 'ckeditor5/engine/view/text.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 EmptyElement from 'ckeditor5/engine/view/emptyelement.js';
  12. import Position from 'ckeditor5/engine/view/position.js';
  13. import CKEditorError from 'ckeditor5/utils/ckeditorerror.js';
  14. import { stringify, parse } from 'ckeditor5/engine/dev-utils/view.js';
  15. describe( 'wrapPosition', () => {
  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 newPosition = wrapPosition( selection.getFirstPosition(), parse( unwrapAttribute ) );
  26. expect( stringify( view, newPosition, { showType: true, showPriority: true } ) ).to.equal( expected );
  27. }
  28. it( 'should throw error when element is not instance of AttributeElement', () => {
  29. const container = new ContainerElement( 'p', null, new Text( 'foo' ) );
  30. const position = new Position( container, 0 );
  31. const b = new Element( 'b' );
  32. expect( () => {
  33. wrapPosition( position, b );
  34. } ).to.throw( CKEditorError, 'view-writer-wrap-invalid-attribute' );
  35. } );
  36. it( 'should wrap position at the beginning of text node', () => {
  37. test(
  38. '<container:p>{}foobar</container:p>',
  39. '<attribute:b view-priority="1"></attribute:b>',
  40. '<container:p><attribute:b view-priority="1">[]</attribute:b>foobar</container:p>'
  41. );
  42. } );
  43. it( 'should wrap position inside text node', () => {
  44. test(
  45. '<container:p>foo{}bar</container:p>',
  46. '<attribute:b view-priority="1"></attribute:b>',
  47. '<container:p>foo<attribute:b view-priority="1">[]</attribute:b>bar</container:p>'
  48. );
  49. } );
  50. it( 'should support unicode', () => {
  51. test(
  52. '<container:p>நிலை{}க்கு</container:p>',
  53. '<attribute:b view-priority="1"></attribute:b>',
  54. '<container:p>நிலை<attribute:b view-priority="1">[]</attribute:b>க்கு</container:p>'
  55. );
  56. } );
  57. it( 'should wrap position inside document fragment', () => {
  58. test(
  59. '<attribute:b view-priority="1">foo</attribute:b>[]<attribute:b view-priority="3">bar</attribute:b>',
  60. '<attribute:b view-priority="2"></attribute:b>',
  61. '<attribute:b view-priority="1">foo</attribute:b><attribute:b view-priority="2">[]</attribute:b>' +
  62. '<attribute:b view-priority="3">bar</attribute:b>'
  63. );
  64. } );
  65. it( 'should wrap position at the end of text node', () => {
  66. test(
  67. '<container:p>foobar{}</container:p>',
  68. '<attribute:b view-priority="1"></attribute:b>',
  69. '<container:p>foobar<attribute:b view-priority="1">[]</attribute:b></container:p>'
  70. );
  71. } );
  72. it( 'should merge with existing attributes #1', () => {
  73. test(
  74. '<container:p><attribute:b view-priority="1">foo</attribute:b>[]</container:p>',
  75. '<attribute:b view-priority="1"></attribute:b>',
  76. '<container:p><attribute:b view-priority="1">foo{}</attribute:b></container:p>'
  77. );
  78. } );
  79. it( 'should merge with existing attributes #2', () => {
  80. test(
  81. '<container:p>[]<attribute:b view-priority="1">foo</attribute:b></container:p>',
  82. '<attribute:b view-priority="1"></attribute:b>',
  83. '<container:p><attribute:b view-priority="1">{}foo</attribute:b></container:p>'
  84. );
  85. } );
  86. it( 'should wrap when inside nested attributes', () => {
  87. test(
  88. '<container:p><attribute:b view-priority="1">foo{}bar</attribute:b></container:p>',
  89. '<attribute:u view-priority="1"></attribute:u>',
  90. '<container:p>' +
  91. '<attribute:b view-priority="1">foo</attribute:b>' +
  92. '<attribute:u view-priority="1"><attribute:b view-priority="1">[]</attribute:b></attribute:u>' +
  93. '<attribute:b view-priority="1">bar</attribute:b>' +
  94. '</container:p>'
  95. );
  96. } );
  97. it( 'should merge when wrapping between same attribute', () => {
  98. test(
  99. '<container:p><attribute:b view-priority="1">foo</attribute:b>[]<attribute:b view-priority="1">bar</attribute:b></container:p>',
  100. '<attribute:b view-priority="1"></attribute:b>',
  101. '<container:p><attribute:b view-priority="1">foo{}bar</attribute:b></container:p>'
  102. );
  103. } );
  104. it( 'should move position to text node if in same attribute', () => {
  105. test(
  106. '<container:p><attribute:b view-priority="1">foobar[]</attribute:b></container:p>',
  107. '<attribute:b view-priority="1"></attribute:b>',
  108. '<container:p><attribute:b view-priority="1">foobar{}</attribute:b></container:p>'
  109. );
  110. } );
  111. it( 'should throw if position is set inside EmptyElement', () => {
  112. const emptyElement = new EmptyElement( 'img' );
  113. new ContainerElement( 'p', null, emptyElement );
  114. const attributeElement = new AttributeElement( 'b' );
  115. const position = new Position( emptyElement, 0 );
  116. expect( () => {
  117. wrapPosition( position, attributeElement );
  118. } ).to.throw( CKEditorError, 'view-emptyelement-cannot-add' );
  119. } );
  120. } );