textproxy.js 4.4 KB

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  1. /**
  2. * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. import TextProxy from 'ckeditor5-engine/src/view/textproxy';
  6. import Text from 'ckeditor5-engine/src/view/text';
  7. import ContainerElement from 'ckeditor5-engine/src/view/containerelement';
  8. import DocumentFragment from 'ckeditor5-engine/src/view/documentfragment';
  9. import RootEditableElement from 'ckeditor5-engine/src/view/rooteditableelement';
  10. import CKEditorError from 'ckeditor5-utils/src/ckeditorerror';
  11. import createDocumentMock from 'ckeditor5-engine/tests/view/_utils/createdocumentmock';
  12. describe( 'TextProxy', () => {
  13. let text, parent, wrapper, textProxy;
  14. beforeEach( () => {
  15. text = new Text( 'abcdefgh' );
  16. parent = new ContainerElement( 'p', [], [ text ] );
  17. wrapper = new ContainerElement( 'div', [], parent );
  18. textProxy = new TextProxy( text, 2, 3 );
  19. } );
  20. describe( 'constructor()', () => {
  21. it( 'should create TextProxy instance with specified properties', () => {
  22. expect( textProxy ).to.have.property( 'parent' ).to.equal( parent );
  23. expect( textProxy ).to.have.property( 'data' ).to.equal( 'cde' );
  24. expect( textProxy ).to.have.property( 'textNode' ).to.equal( text );
  25. expect( textProxy ).to.have.property( 'offsetInText' ).to.equal( 2 );
  26. } );
  27. it( 'should have isPartial property', () => {
  28. let startTextProxy = new TextProxy( text, 0, 4 );
  29. let fullTextProxy = new TextProxy( text, 0, 8 );
  30. expect( textProxy.isPartial ).to.be.true;
  31. expect( startTextProxy.isPartial ).to.be.true;
  32. expect( fullTextProxy.isPartial ).to.be.false;
  33. } );
  34. it( 'should throw if wrong offsetInText is passed', () => {
  35. expect( () => {
  36. new TextProxy( text, -1, 2 );
  37. } ).to.throw( CKEditorError, /view-textproxy-wrong-offsetintext/ );
  38. expect( () => {
  39. new TextProxy( text, 9, 1 );
  40. } ).to.throw( CKEditorError, /view-textproxy-wrong-offsetintext/ );
  41. } );
  42. it( 'should throw if wrong length is passed', () => {
  43. expect( () => {
  44. new TextProxy( text, 2, -1 );
  45. } ).to.throw( CKEditorError, /view-textproxy-wrong-length/ );
  46. expect( () => {
  47. new TextProxy( text, 2, 9 );
  48. } ).to.throw( CKEditorError, /view-textproxy-wrong-length/ );
  49. } );
  50. } );
  51. describe( 'getDocument', () => {
  52. it( 'should return null if any parent has not set Document', () => {
  53. expect( textProxy.document ).to.be.null;
  54. } );
  55. it( 'should return Document attached to the parent element', () => {
  56. const docMock = createDocumentMock();
  57. const root = new RootEditableElement( 'div' );
  58. root.document = docMock;
  59. wrapper.parent = root;
  60. expect( textProxy.document ).to.equal( docMock );
  61. } );
  62. it( 'should return null if element is inside DocumentFragment', () => {
  63. new DocumentFragment( [ wrapper ] );
  64. expect( textProxy.document ).to.be.null;
  65. } );
  66. } );
  67. describe( 'getRoot', () => {
  68. it( 'should return root element', () => {
  69. const root = new RootEditableElement( 'div' );
  70. root.document = createDocumentMock();
  71. wrapper.parent = root;
  72. expect( textProxy.root ).to.equal( root );
  73. } );
  74. } );
  75. describe( 'getAncestors', () => {
  76. it( 'should return array of ancestors', () => {
  77. const result = textProxy.getAncestors();
  78. expect( result ).to.be.an( 'array' );
  79. expect( result ).to.length( 2 );
  80. expect( result[ 0 ] ).to.equal( wrapper );
  81. expect( result[ 1 ] ).to.equal( parent );
  82. } );
  83. it( 'should return array of ancestors starting from parent `parentFirst`', () => {
  84. const result = textProxy.getAncestors( { parentFirst: true } );
  85. expect( result.length ).to.equal( 2 );
  86. expect( result[ 0 ] ).to.equal( parent );
  87. expect( result[ 1 ] ).to.equal( wrapper );
  88. } );
  89. it( 'should return array including node itself `includeNode`', () => {
  90. const result = textProxy.getAncestors( { includeNode: true } );
  91. expect( result ).to.be.an( 'array' );
  92. expect( result ).to.length( 3 );
  93. expect( result[ 0 ] ).to.equal( wrapper );
  94. expect( result[ 1 ] ).to.equal( parent );
  95. expect( result[ 2 ] ).to.equal( text );
  96. } );
  97. it( 'should return array of ancestors including node itself `includeNode` starting from parent `parentFirst`', () => {
  98. const result = textProxy.getAncestors( { includeNode: true, parentFirst: true } );
  99. expect( result.length ).to.equal( 3 );
  100. expect( result[ 0 ] ).to.equal( text );
  101. expect( result[ 1 ] ).to.equal( parent );
  102. expect( result[ 2 ] ).to.equal( wrapper );
  103. } );
  104. } );
  105. } );