rawelement.js 5.9 KB

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  1. /**
  2. * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. /* globals document, HTMLElement */
  6. import ViewRawElement from '../../../src/view/rawelement';
  7. import ViewContainer from '../../../src/view/containerelement';
  8. import DomConverter from '../../../src/view/domconverter';
  9. import ViewDocument from '../../../src/view/document';
  10. import { StylesProcessor } from '../../../src/view/stylesmap';
  11. describe( 'DOMConverter RawElement integration', () => {
  12. let converter, viewDocument;
  13. function createRawElement( name ) {
  14. const element = new ViewRawElement( viewDocument, name );
  15. element.render = function( domElement ) {
  16. domElement.innerHTML = '<p><span>foo</span> bar</p>';
  17. };
  18. return element;
  19. }
  20. beforeEach( () => {
  21. viewDocument = new ViewDocument( new StylesProcessor() );
  22. converter = new DomConverter( viewDocument );
  23. } );
  24. describe( 'viewToDom()', () => {
  25. it( 'should create a DOM element from a RawElement', () => {
  26. const rawElement = new ViewRawElement( viewDocument, 'div' );
  27. rawElement.render = () => {};
  28. const domElement = converter.viewToDom( rawElement, document );
  29. expect( domElement ).to.be.instanceOf( HTMLElement );
  30. } );
  31. it( 'should create a DOM structure from a RawElement', () => {
  32. const myElement = createRawElement( 'div' );
  33. const domElement = converter.viewToDom( myElement, document );
  34. expect( domElement ).to.be.instanceOf( HTMLElement );
  35. expect( domElement.innerHTML ).to.equal( '<p><span>foo</span> bar</p>' );
  36. } );
  37. it( 'should create a DOM structure entirely mapped to a single RawElement', () => {
  38. const myElement = createRawElement( 'div' );
  39. const domElement = converter.viewToDom( myElement, document, { bind: true } );
  40. const domParagraph = domElement.childNodes[ 0 ];
  41. expect( converter.mapDomToView( domElement ) ).to.equal( myElement );
  42. expect( converter.mapDomToView( domParagraph ) ).to.equal( myElement );
  43. expect( converter.mapDomToView( domParagraph.childNodes[ 0 ] ) ).to.equal( myElement );
  44. } );
  45. } );
  46. describe( 'domToView()', () => {
  47. it( 'should return a RawElement', () => {
  48. const rawElement = createRawElement( 'div' );
  49. const domElement = converter.viewToDom( rawElement, document, { bind: true } );
  50. expect( converter.domToView( domElement ) ).to.equal( rawElement );
  51. } );
  52. it( 'should return a RawElement for all nodes inside of it', () => {
  53. const rawElement = createRawElement( 'div' );
  54. const domElement = converter.viewToDom( rawElement, document, { bind: true } );
  55. const domParagraph = domElement.childNodes[ 0 ];
  56. const domSpan = domParagraph.childNodes[ 0 ];
  57. expect( converter.domToView( domParagraph ) ).to.equal( rawElement );
  58. expect( converter.domToView( domSpan ) ).to.equal( rawElement );
  59. expect( converter.domToView( domParagraph.childNodes[ 0 ] ) ).equal( rawElement );
  60. expect( converter.domToView( domSpan.childNodes[ 0 ] ) ).equal( rawElement );
  61. } );
  62. } );
  63. describe( 'domPositionToView()', () => {
  64. it( 'should convert a position inside a RawElement to a position before it', () => {
  65. const rawElement = createRawElement( 'h1' );
  66. const container = new ViewContainer( viewDocument, 'div', null, [ new ViewContainer( viewDocument, 'div' ), rawElement ] );
  67. const domContainer = converter.viewToDom( container, document, { bind: true } );
  68. const viewPosition = converter.domPositionToView( domContainer.childNodes[ 1 ], 0 );
  69. expect( viewPosition.parent ).to.equal( container );
  70. expect( viewPosition.offset ).to.equal( 1 );
  71. } );
  72. it( 'should convert a position inside RawElement children to a position before it', () => {
  73. const rawElement = createRawElement( 'h1' );
  74. const container = new ViewContainer( viewDocument, 'div', null, [ new ViewContainer( viewDocument, 'div' ), rawElement ] );
  75. const domContainer = converter.viewToDom( container, document, { bind: true } );
  76. const viewPosition = converter.domPositionToView( domContainer.childNodes[ 1 ].childNodes[ 0 ], 1 );
  77. expect( viewPosition.parent ).to.equal( container );
  78. expect( viewPosition.offset ).to.equal( 1 );
  79. } );
  80. } );
  81. describe( 'mapDomToView()', () => {
  82. it( 'should return a RawElement for all DOM elements inside of it', () => {
  83. const myElement = createRawElement( 'div' );
  84. const domElement = converter.viewToDom( myElement, document, { bind: true } );
  85. expect( converter.mapDomToView( domElement ) ).to.equal( myElement );
  86. const domParagraph = domElement.childNodes[ 0 ];
  87. expect( converter.mapDomToView( domParagraph ) ).to.equal( myElement );
  88. const domSpan = domParagraph.childNodes[ 0 ];
  89. expect( converter.mapDomToView( domSpan ) ).to.equal( myElement );
  90. } );
  91. } );
  92. describe( 'findCorrespondingViewText()', () => {
  93. it( 'should return a RawElement for all DOM text nodes inside of it', () => {
  94. const myElement = createRawElement( 'div' );
  95. const domElement = converter.viewToDom( myElement, document, { bind: true } );
  96. const domText = domElement.querySelector( 'span' ).childNodes[ 0 ];
  97. expect( converter.findCorrespondingViewText( domText ) ).to.equal( myElement );
  98. } );
  99. } );
  100. describe( 'getHostViewElement()', () => {
  101. it( 'should return a RawElement for all DOM children', () => {
  102. const rawElement = createRawElement( 'div' );
  103. const domElement = converter.viewToDom( rawElement, document, { bind: true } );
  104. const domParagraph = domElement.childNodes[ 0 ];
  105. const domSpan = domParagraph.childNodes[ 0 ];
  106. expect( converter.getHostViewElement( domParagraph ) ).to.equal( rawElement );
  107. expect( converter.getHostViewElement( domSpan ) ).to.equal( rawElement );
  108. } );
  109. it( 'should return "null" for the parent itself', () => {
  110. const rawElement = createRawElement( 'div' );
  111. const domElement = converter.viewToDom( rawElement, document, { bind: true } );
  112. expect( converter.getHostViewElement( domElement ) ).to.be.null;
  113. } );
  114. } );
  115. } );