uielement.js 5.5 KB

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  1. /**
  2. * @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* globals document, HTMLElement */
  6. import ViewUIElement from '../../../src/view/uielement';
  7. import ViewContainer from '../../../src/view/containerelement';
  8. import DomConverter from '../../../src/view/domconverter';
  9. describe( 'DOMConverter UIElement integration', () => {
  10. let converter;
  11. function createUIElement( name ) {
  12. const element = new ViewUIElement( name );
  13. element.render = function( domDocument ) {
  14. const root = this.toDomElement( domDocument );
  15. root.innerHTML = '<p><span>foo</span> bar</p>';
  16. return root;
  17. };
  18. return element;
  19. }
  20. beforeEach( () => {
  21. converter = new DomConverter();
  22. } );
  23. describe( 'viewToDom()', () => {
  24. it( 'should create DOM element from UIElement', () => {
  25. const uiElement = new ViewUIElement( 'div' );
  26. const domElement = converter.viewToDom( uiElement, document );
  27. expect( domElement ).to.be.instanceOf( HTMLElement );
  28. } );
  29. it( 'should create DOM structure from UIElement', () => {
  30. const myElement = createUIElement( 'div' );
  31. const domElement = converter.viewToDom( myElement, document );
  32. expect( domElement ).to.be.instanceOf( HTMLElement );
  33. expect( domElement.innerHTML ).to.equal( '<p><span>foo</span> bar</p>' );
  34. } );
  35. it( 'should create DOM structure that all is mapped to single UIElement', () => {
  36. const myElement = createUIElement( 'div' );
  37. const domElement = converter.viewToDom( myElement, document, { bind: true } );
  38. const domParagraph = domElement.childNodes[ 0 ];
  39. expect( converter.mapDomToView( domElement ) ).to.equal( myElement );
  40. expect( converter.mapDomToView( domParagraph ) ).to.equal( myElement );
  41. expect( converter.mapDomToView( domParagraph.childNodes[ 0 ] ) ).to.equal( myElement );
  42. } );
  43. } );
  44. describe( 'domToView()', () => {
  45. it( 'should return UIElement itself', () => {
  46. const uiElement = createUIElement( 'div' );
  47. const domElement = converter.viewToDom( uiElement, document, { bind: true } );
  48. expect( converter.domToView( domElement ) ).to.equal( uiElement );
  49. } );
  50. it( 'should return UIElement for nodes inside', () => {
  51. const uiElement = createUIElement( 'div' );
  52. const domElement = converter.viewToDom( uiElement, document, { bind: true } );
  53. const domParagraph = domElement.childNodes[ 0 ];
  54. const domSpan = domParagraph.childNodes[ 0 ];
  55. expect( converter.domToView( domParagraph ) ).to.equal( uiElement );
  56. expect( converter.domToView( domSpan ) ).to.be.equal( uiElement );
  57. expect( converter.domToView( domParagraph.childNodes[ 0 ] ) ).equal( uiElement );
  58. expect( converter.domToView( domSpan.childNodes[ 0 ] ) ).equal( uiElement );
  59. } );
  60. } );
  61. describe( 'domPositionToView()', () => {
  62. it( 'should convert position inside UIElement to position before it', () => {
  63. const uiElement = createUIElement( 'h1' );
  64. const container = new ViewContainer( 'div', null, [ new ViewContainer( 'div' ), uiElement ] );
  65. const domContainer = converter.viewToDom( container, document, { bind: true } );
  66. const viewPosition = converter.domPositionToView( domContainer.childNodes[ 1 ], 0 );
  67. expect( viewPosition.parent ).to.equal( container );
  68. expect( viewPosition.offset ).to.equal( 1 );
  69. } );
  70. it( 'should convert position inside UIElement children to position before UIElement', () => {
  71. const uiElement = createUIElement( 'h1' );
  72. const container = new ViewContainer( 'div', null, [ new ViewContainer( 'div' ), uiElement ] );
  73. const domContainer = converter.viewToDom( container, document, { bind: true } );
  74. const viewPosition = converter.domPositionToView( domContainer.childNodes[ 1 ].childNodes[ 0 ], 1 );
  75. expect( viewPosition.parent ).to.equal( container );
  76. expect( viewPosition.offset ).to.equal( 1 );
  77. } );
  78. } );
  79. describe( 'mapDomToView()', () => {
  80. it( 'should return UIElement for DOM elements inside', () => {
  81. const myElement = createUIElement( 'div' );
  82. const domElement = converter.viewToDom( myElement, document, { bind: true } );
  83. expect( converter.mapDomToView( domElement ) ).to.equal( myElement );
  84. const domParagraph = domElement.childNodes[ 0 ];
  85. expect( converter.mapDomToView( domParagraph ) ).to.equal( myElement );
  86. const domSpan = domParagraph.childNodes[ 0 ];
  87. expect( converter.mapDomToView( domSpan ) ).to.equal( myElement );
  88. } );
  89. } );
  90. describe( 'findCorrespondingViewText()', () => {
  91. it( 'should return UIElement for DOM text inside', () => {
  92. const myElement = createUIElement( 'div' );
  93. const domElement = converter.viewToDom( myElement, document, { bind: true } );
  94. const domText = domElement.querySelector( 'span' ).childNodes[ 0 ];
  95. expect( converter.findCorrespondingViewText( domText ) ).to.equal( myElement );
  96. } );
  97. } );
  98. describe( 'getParentUIElement()', () => {
  99. it( 'should return UIElement for DOM children', () => {
  100. const uiElement = createUIElement( 'div' );
  101. const domElement = converter.viewToDom( uiElement, document, { bind: true } );
  102. const domParagraph = domElement.childNodes[ 0 ];
  103. const domSpan = domParagraph.childNodes[ 0 ];
  104. expect( converter.getParentUIElement( domParagraph ) ).to.equal( uiElement );
  105. expect( converter.getParentUIElement( domSpan ) ).to.equal( uiElement );
  106. } );
  107. it( 'should return null for element itself', () => {
  108. const uiElement = createUIElement( 'div' );
  109. const domElement = converter.viewToDom( uiElement, document, { bind: true } );
  110. expect( converter.getParentUIElement( domElement ) ).to.be.null;
  111. } );
  112. } );
  113. } );