| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test.js"></script> |
| <script src="../../resources/accessibility-helper.js"></script> |
| <custom-menu id="menu-1"> |
| <div id="host"> |
| <custom-menuitem id="item-1" aria-label="item 1"></custom-menuitem> |
| <custom-menuitem id="item-2" aria-label="item 2"></custom-menuitem> |
| </div> |
| <script> |
| |
| class CustomMenuElement extends HTMLElement { |
| constructor() |
| { |
| super(); |
| const internals = this.attachInternals(); |
| internals.role = 'menubar'; |
| internals.ariaActiveDescendantElement = document.getElementById('item-2'); |
| window.customMenuInternals = internals; |
| shouldBe('customMenuInternals.ariaActiveDescendantElement', 'document.getElementById("item-2")'); |
| } |
| }; |
| customElements.define('custom-menu', CustomMenuElement); |
| |
| class CustomMenuItemElement extends HTMLElement { |
| constructor() |
| { |
| super(); |
| const internals = this.attachInternals(); |
| internals.role = 'menuitem'; |
| } |
| } |
| customElements.define('custom-menuitem', CustomMenuItemElement); |
| |
| const shadowRoot = host.attachShadow({mode: 'closed'}); |
| shadowRoot.innerHTML = '<custom-menu id="menu-1"><slot></slot></custom-menu>'; |
| |
| description("This tests that aria fallback roles work correctly."); |
| if (!window.accessibilityController) |
| debug('This test requires accessibilityController'); |
| else { |
| shouldBe('accessibilityController.accessibleElementById("menu-1").selectedChildrenCount', '1'); |
| shouldBeEqualToString('platformValueForW3CName(accessibilityController.accessibleElementById("menu-1").selectedChildAtIndex(0))', 'item 2'); |
| shouldBeTrue('accessibilityController.accessibleElementById("menu-1").selectedChildAtIndex(0).isSelected'); |
| } |
| |
| </script> |
| </body> |
| </html> |
