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buttonview.js 6.7 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. /* globals Event */
  6. import testUtils from '@ckeditor/ckeditor5-core/tests/_utils/utils';
  7. import ButtonView from '../../src/button/buttonview';
  8. import IconView from '../../src/icon/iconview';
  9. testUtils.createSinonSandbox();
  10. describe( 'ButtonView', () => {
  11. let locale, view;
  12. beforeEach( () => {
  13. locale = { t() {} };
  14. return ( view = new ButtonView( locale ) ).init();
  15. } );
  16. describe( '<button> bindings', () => {
  17. describe( 'class', () => {
  18. it( 'is set initially', () => {
  19. expect( view.element.classList ).to.have.length( 3 );
  20. expect( view.element.classList.contains( 'ck-button' ) ).to.true;
  21. expect( view.element.classList.contains( 'ck-off' ) ).to.true;
  22. } );
  23. it( 'reacts on view#isEnabled', () => {
  24. view.isEnabled = true;
  25. expect( view.element.classList.contains( 'ck-disabled' ) ).to.false;
  26. view.isEnabled = false;
  27. expect( view.element.classList.contains( 'ck-disabled' ) ).to.true;
  28. } );
  29. it( 'reacts on view#isOn', () => {
  30. view.isOn = true;
  31. expect( view.element.classList.contains( 'ck-on' ) ).to.true;
  32. view.isOn = false;
  33. expect( view.element.classList.contains( 'ck-on' ) ).to.false;
  34. } );
  35. it( 'reacts on view#withText', () => {
  36. view.withText = true;
  37. expect( view.element.classList.contains( 'ck-button_with-text' ) ).to.true;
  38. view.withText = false;
  39. expect( view.element.classList.contains( 'ck-button_with-text' ) ).to.false;
  40. } );
  41. it( 'reacts on view#type', () => {
  42. // Default value.
  43. expect( view.element.getAttribute( 'type' ) ).to.equal( 'button' );
  44. view.type = 'submit';
  45. expect( view.element.getAttribute( 'type' ) ).to.equal( 'submit' );
  46. // Default value.
  47. view.type = null;
  48. expect( view.element.getAttribute( 'type' ) ).to.equal( 'button' );
  49. } );
  50. } );
  51. describe( 'tooltip', () => {
  52. it( 'is not initially set', () => {
  53. expect( view.element.dataset.ckTooltip ).to.undefined;
  54. } );
  55. it( 'is not initially set (despite #label and #keystroke)', () => {
  56. view.label = 'foo';
  57. view.keystroke = 'A';
  58. expect( view.element.dataset.ckTooltip ).to.undefined;
  59. } );
  60. it( 'is not set if neither `true`, String or Function', () => {
  61. view.label = 'foo';
  62. view.keystroke = 'A';
  63. view.tooltip = false;
  64. expect( view.element.dataset.ckTooltip ).to.undefined;
  65. view.tooltip = 3;
  66. expect( view.element.dataset.ckTooltip ).to.undefined;
  67. view.tooltip = new Date();
  68. expect( view.element.dataset.ckTooltip ).to.undefined;
  69. } );
  70. describe( 'defined as a Boolean', () => {
  71. it( 'renders tooltip text out of #label and #keystroke', () => {
  72. view.tooltip = true;
  73. view.label = 'bar';
  74. view.keystroke = 'A';
  75. expect( view.element.dataset.ckTooltip ).to.equal( 'bar (A)' );
  76. } );
  77. it( 'reacts to changes in #label and #keystroke', () => {
  78. view.tooltip = true;
  79. view.label = 'foo';
  80. view.keystroke = 'B';
  81. expect( view.element.dataset.ckTooltip ).to.equal( 'foo (B)' );
  82. view.label = 'baz';
  83. view.keystroke = false;
  84. expect( view.element.dataset.ckTooltip ).to.equal( 'baz' );
  85. } );
  86. } );
  87. describe( 'defined as a String', () => {
  88. it( 'renders as a plain text', () => {
  89. view.tooltip = 'bar';
  90. view.label = 'foo';
  91. view.keystroke = 'A';
  92. expect( view.element.dataset.ckTooltip ).to.equal( 'bar' );
  93. } );
  94. it( 'reacts to changes of #tooltip', () => {
  95. view.tooltip = 'bar';
  96. expect( view.element.dataset.ckTooltip ).to.equal( 'bar' );
  97. view.tooltip = 'foo';
  98. expect( view.element.dataset.ckTooltip ).to.equal( 'foo' );
  99. } );
  100. } );
  101. describe( 'defined as a Function', () => {
  102. it( 'generates a tooltip text when passed #label and #keystroke', () => {
  103. view.tooltip = ( l, k ) => `${ l } - ${ k }`;
  104. view.label = 'foo';
  105. view.keystroke = 'A';
  106. expect( view.element.dataset.ckTooltip ).to.equal( 'foo - A' );
  107. } );
  108. it( 'reacts to changes of #label and #keystroke', () => {
  109. view.tooltip = ( l, k ) => `${ l } - ${ k }`;
  110. view.label = 'foo';
  111. view.keystroke = 'A';
  112. expect( view.element.dataset.ckTooltip ).to.equal( 'foo - A' );
  113. view.label = 'bar';
  114. view.keystroke = 'B';
  115. expect( view.element.dataset.ckTooltip ).to.equal( 'bar - B' );
  116. } );
  117. } );
  118. } );
  119. describe( 'text', () => {
  120. it( 'is not initially set ', () => {
  121. expect( view.element.textContent ).to.equal( '' );
  122. } );
  123. it( 'reacts on view#label', () => {
  124. view.label = 'bar';
  125. expect( view.element.textContent ).to.equal( 'bar' );
  126. } );
  127. } );
  128. describe( 'tabindex', () => {
  129. it( 'is initially set ', () => {
  130. expect( view.element.attributes.tabindex.value ).to.equal( '-1' );
  131. } );
  132. it( 'reacts on view#tabindex', () => {
  133. view.tabindex = 3;
  134. expect( view.element.attributes.tabindex.value ).to.equal( '3' );
  135. } );
  136. } );
  137. describe( 'mousedown event', () => {
  138. it( 'should be prevented', () => {
  139. const ret = view.element.dispatchEvent( new Event( 'mousedown', { cancelable: true } ) );
  140. expect( ret ).to.false;
  141. } );
  142. } );
  143. describe( 'execute event', () => {
  144. it( 'triggers view#execute event if button is not disabled', () => {
  145. const spy = sinon.spy();
  146. view.on( 'execute', spy );
  147. view.set( 'isEnabled', true );
  148. view.element.dispatchEvent( new Event( 'click' ) );
  149. sinon.assert.callCount( spy, 1 );
  150. view.isEnabled = false;
  151. view.element.dispatchEvent( new Event( 'click' ) );
  152. sinon.assert.callCount( spy, 1 );
  153. } );
  154. } );
  155. } );
  156. describe( 'icon', () => {
  157. it( 'is not initially set', () => {
  158. expect( view.element.childNodes ).to.have.length( 1 );
  159. expect( view.iconView ).to.undefined;
  160. } );
  161. it( 'is set when view#icon is defined', () => {
  162. view = new ButtonView( locale );
  163. view.icon = 'foo';
  164. return view.init().then( () => {
  165. expect( view.element.childNodes ).to.have.length( 2 );
  166. expect( view.element.childNodes[ 0 ] ).to.equal( view.iconView.element );
  167. expect( view.iconView ).to.instanceOf( IconView );
  168. expect( view.iconView.content ).to.equal( 'foo' );
  169. view.icon = 'bar';
  170. expect( view.iconView.content ).to.equal( 'bar' );
  171. } );
  172. } );
  173. it( 'is destroyed with the view', () => {
  174. view = new ButtonView( locale );
  175. view.icon = 'foo';
  176. return view.init().then( () => {
  177. const spy = sinon.spy( view.iconView, 'destroy' );
  178. return view.destroy().then( () => {
  179. sinon.assert.calledOnce( spy );
  180. } );
  181. } );
  182. } );
  183. } );
  184. describe( 'focus()', () => {
  185. it( 'focuses the button in DOM', () => {
  186. const spy = sinon.spy( view.element, 'focus' );
  187. view.focus();
  188. sinon.assert.calledOnce( spy );
  189. } );
  190. } );
  191. } );