buttonview.js 7.0 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-enabled' ) ).to.true;
  22. expect( view.element.classList.contains( 'ck-off' ) ).to.true;
  23. } );
  24. it( 'reacts on view#isEnabled', () => {
  25. view.isEnabled = true;
  26. expect( view.element.classList.contains( 'ck-disabled' ) ).to.false;
  27. view.isEnabled = false;
  28. expect( view.element.classList.contains( 'ck-disabled' ) ).to.true;
  29. } );
  30. it( 'reacts on view#isOn', () => {
  31. view.isOn = true;
  32. expect( view.element.classList.contains( 'ck-on' ) ).to.true;
  33. view.isOn = false;
  34. expect( view.element.classList.contains( 'ck-on' ) ).to.false;
  35. } );
  36. it( 'reacts on view#isVisible', () => {
  37. view.isVisible = true;
  38. expect( view.element.classList.contains( 'ck-hidden' ) ).to.be.false;
  39. view.isVisible = false;
  40. expect( view.element.classList.contains( 'ck-hidden' ) ).to.be.true;
  41. } );
  42. it( 'reacts on view#withText', () => {
  43. view.withText = true;
  44. expect( view.element.classList.contains( 'ck-button_with-text' ) ).to.true;
  45. view.withText = false;
  46. expect( view.element.classList.contains( 'ck-button_with-text' ) ).to.false;
  47. } );
  48. it( 'reacts on view#type', () => {
  49. // Default value.
  50. expect( view.element.getAttribute( 'type' ) ).to.equal( 'button' );
  51. view.type = 'submit';
  52. expect( view.element.getAttribute( 'type' ) ).to.equal( 'submit' );
  53. // Default value.
  54. view.type = null;
  55. expect( view.element.getAttribute( 'type' ) ).to.equal( 'button' );
  56. } );
  57. } );
  58. describe( 'tooltip', () => {
  59. it( 'is not initially set', () => {
  60. expect( view.element.dataset.ckTooltip ).to.undefined;
  61. } );
  62. it( 'is not initially set (despite #label and #keystroke)', () => {
  63. view.label = 'foo';
  64. view.keystroke = 'A';
  65. expect( view.element.dataset.ckTooltip ).to.undefined;
  66. } );
  67. it( 'is not set if neither `true`, String or Function', () => {
  68. view.label = 'foo';
  69. view.keystroke = 'A';
  70. view.tooltip = false;
  71. expect( view.element.dataset.ckTooltip ).to.undefined;
  72. view.tooltip = 3;
  73. expect( view.element.dataset.ckTooltip ).to.undefined;
  74. view.tooltip = new Date();
  75. expect( view.element.dataset.ckTooltip ).to.undefined;
  76. } );
  77. describe( 'defined as a Boolean', () => {
  78. it( 'renders tooltip text out of #label and #keystroke', () => {
  79. view.tooltip = true;
  80. view.label = 'bar';
  81. view.keystroke = 'A';
  82. expect( view.element.dataset.ckTooltip ).to.equal( 'bar (A)' );
  83. } );
  84. it( 'reacts to changes in #label and #keystroke', () => {
  85. view.tooltip = true;
  86. view.label = 'foo';
  87. view.keystroke = 'B';
  88. expect( view.element.dataset.ckTooltip ).to.equal( 'foo (B)' );
  89. view.label = 'baz';
  90. view.keystroke = false;
  91. expect( view.element.dataset.ckTooltip ).to.equal( 'baz' );
  92. } );
  93. } );
  94. describe( 'defined as a String', () => {
  95. it( 'renders as a plain text', () => {
  96. view.tooltip = 'bar';
  97. view.label = 'foo';
  98. view.keystroke = 'A';
  99. expect( view.element.dataset.ckTooltip ).to.equal( 'bar' );
  100. } );
  101. it( 'reacts to changes of #tooltip', () => {
  102. view.tooltip = 'bar';
  103. expect( view.element.dataset.ckTooltip ).to.equal( 'bar' );
  104. view.tooltip = 'foo';
  105. expect( view.element.dataset.ckTooltip ).to.equal( 'foo' );
  106. } );
  107. } );
  108. describe( 'defined as a Function', () => {
  109. it( 'generates a tooltip text when passed #label and #keystroke', () => {
  110. view.tooltip = ( l, k ) => `${ l } - ${ k }`;
  111. view.label = 'foo';
  112. view.keystroke = 'A';
  113. expect( view.element.dataset.ckTooltip ).to.equal( 'foo - A' );
  114. } );
  115. it( 'reacts to changes of #label and #keystroke', () => {
  116. view.tooltip = ( l, k ) => `${ l } - ${ k }`;
  117. view.label = 'foo';
  118. view.keystroke = 'A';
  119. expect( view.element.dataset.ckTooltip ).to.equal( 'foo - A' );
  120. view.label = 'bar';
  121. view.keystroke = 'B';
  122. expect( view.element.dataset.ckTooltip ).to.equal( 'bar - B' );
  123. } );
  124. } );
  125. } );
  126. describe( 'text', () => {
  127. it( 'is not initially set ', () => {
  128. expect( view.element.textContent ).to.equal( '' );
  129. } );
  130. it( 'reacts on view#label', () => {
  131. view.label = 'bar';
  132. expect( view.element.textContent ).to.equal( 'bar' );
  133. } );
  134. } );
  135. describe( 'tabindex', () => {
  136. it( 'is initially set ', () => {
  137. expect( view.element.attributes.tabindex.value ).to.equal( '-1' );
  138. } );
  139. it( 'reacts on view#tabindex', () => {
  140. view.tabindex = 3;
  141. expect( view.element.attributes.tabindex.value ).to.equal( '3' );
  142. } );
  143. } );
  144. describe( 'mousedown event', () => {
  145. it( 'should be prevented', () => {
  146. const ret = view.element.dispatchEvent( new Event( 'mousedown', { cancelable: true } ) );
  147. expect( ret ).to.false;
  148. } );
  149. } );
  150. describe( 'execute event', () => {
  151. it( 'triggers view#execute event if button is not disabled', () => {
  152. const spy = sinon.spy();
  153. view.on( 'execute', spy );
  154. view.set( 'isEnabled', true );
  155. view.element.dispatchEvent( new Event( 'click' ) );
  156. sinon.assert.callCount( spy, 1 );
  157. view.isEnabled = false;
  158. view.element.dispatchEvent( new Event( 'click' ) );
  159. sinon.assert.callCount( spy, 1 );
  160. } );
  161. } );
  162. } );
  163. describe( 'icon', () => {
  164. it( 'is not initially set', () => {
  165. expect( view.element.childNodes ).to.have.length( 1 );
  166. expect( view.iconView ).to.undefined;
  167. } );
  168. it( 'is set when view#icon is defined', () => {
  169. view = new ButtonView( locale );
  170. view.icon = 'foo';
  171. return view.init().then( () => {
  172. expect( view.element.childNodes ).to.have.length( 2 );
  173. expect( view.element.childNodes[ 0 ] ).to.equal( view.iconView.element );
  174. expect( view.iconView ).to.instanceOf( IconView );
  175. expect( view.iconView.content ).to.equal( 'foo' );
  176. view.icon = 'bar';
  177. expect( view.iconView.content ).to.equal( 'bar' );
  178. } );
  179. } );
  180. it( 'is destroyed with the view', () => {
  181. view = new ButtonView( locale );
  182. view.icon = 'foo';
  183. return view.init().then( () => {
  184. const spy = sinon.spy( view.iconView, 'destroy' );
  185. return view.destroy().then( () => {
  186. sinon.assert.calledOnce( spy );
  187. } );
  188. } );
  189. } );
  190. } );
  191. describe( 'focus()', () => {
  192. it( 'focuses the button in DOM', () => {
  193. const spy = sinon.spy( view.element, 'focus' );
  194. view.focus();
  195. sinon.assert.calledOnce( spy );
  196. } );
  197. } );
  198. } );