focusobserver.js 2.9 KB

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  1. /**
  2. * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md.
  4. */
  5. /* bender-tags: view, browser-only */
  6. 'use strict';
  7. import FocusObserver from '/ckeditor5/engine/view/observer/focusobserver.js';
  8. import ViewDocument from '/ckeditor5/engine/view/document.js';
  9. describe( 'FocusObserver', () => {
  10. let viewDocument, observer;
  11. beforeEach( () => {
  12. viewDocument = new ViewDocument();
  13. observer = viewDocument.addObserver( FocusObserver );
  14. } );
  15. it( 'should define domEventType', () => {
  16. expect( observer.domEventType ).to.deep.equal( [ 'focus', 'blur' ] );
  17. } );
  18. describe( 'onDomEvent', () => {
  19. it( 'should fire focus with the right event data', () => {
  20. const spy = sinon.spy();
  21. viewDocument.on( 'focus', spy );
  22. observer.onDomEvent( { type: 'focus', target: document.body } );
  23. expect( spy.calledOnce ).to.be.true;
  24. const data = spy.args[ 0 ][ 1 ];
  25. expect( data.domTarget ).to.equal( document.body );
  26. } );
  27. it( 'should fire blur with the right event data', () => {
  28. const spy = sinon.spy();
  29. viewDocument.on( 'blur', spy );
  30. observer.onDomEvent( { type: 'blur', target: document.body } );
  31. expect( spy.calledOnce ).to.be.true;
  32. const data = spy.args[ 0 ][ 1 ];
  33. expect( data.domTarget ).to.equal( document.body );
  34. } );
  35. } );
  36. describe( 'handle focusedEditable property of the document', () => {
  37. let domMain, domHeader, viewMain, viewHeader;
  38. beforeEach( () => {
  39. domMain = document.createElement( 'div' );
  40. domHeader = document.createElement( 'h1' );
  41. viewMain = viewDocument.createRoot( domMain );
  42. viewHeader = viewDocument.createRoot( domHeader, 'header' );
  43. } );
  44. it( 'should set focusedEditable on focus', () => {
  45. observer.onDomEvent( { type: 'focus', target: domMain } );
  46. expect( viewDocument.focusedEditable ).to.equal( viewMain );
  47. } );
  48. it( 'should change focusedEditable on focus', () => {
  49. observer.onDomEvent( { type: 'focus', target: domMain } );
  50. expect( viewDocument.focusedEditable ).to.equal( viewMain );
  51. observer.onDomEvent( { type: 'focus', target: domHeader } );
  52. expect( viewDocument.focusedEditable ).to.equal( viewHeader );
  53. } );
  54. it( 'should set focusedEditable to null on blur', () => {
  55. observer.onDomEvent( { type: 'focus', target: domMain } );
  56. expect( viewDocument.focusedEditable ).to.equal( viewMain );
  57. observer.onDomEvent( { type: 'blur', target: domMain } );
  58. expect( viewDocument.focusedEditable ).to.be.null;
  59. } );
  60. it( 'should not touch focusedEditable on blur if it is already changed', () => {
  61. observer.onDomEvent( { type: 'focus', target: domMain } );
  62. expect( viewDocument.focusedEditable ).to.equal( viewMain );
  63. observer.onDomEvent( { type: 'focus', target: domHeader } );
  64. observer.onDomEvent( { type: 'blur', target: domMain } );
  65. expect( viewDocument.focusedEditable ).to.equal( viewHeader );
  66. } );
  67. } );
  68. } );