| <!DOCTYPE HTML> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| class TestElement extends HTMLElement { |
| constructor() { |
| super(); |
| this._internals = this.attachInternals(); |
| } |
| |
| get internals() { |
| return this._internals; |
| } |
| |
| set internals(val) { |
| throw "Can't set internals!"; |
| } |
| } |
| customElements.define("test-element", TestElement); |
| </script> |
| |
| <test-element id= "testElement"></test-element> |
| |
| <script> |
| const element = document.getElementById("testElement"); |
| const properties = [ |
| "role", |
| "ariaActiveDescendant", |
| "ariaAtomic", |
| "ariaAutoComplete", |
| "ariaBusy", |
| "ariaChecked", |
| "ariaColCount", |
| "ariaColIndex", |
| "ariaColSpan", |
| "ariaControls", |
| "ariaCurrent", |
| "ariaDescribedBy", |
| "ariaDetails", |
| "ariaDisabled", |
| "ariaErrorMessage", |
| "ariaExpanded", |
| "ariaFlowTo", |
| "ariaHasPopup", |
| "ariaHidden", |
| "ariaKeyShortcuts", |
| "ariaLabel", |
| "ariaLabelledBy", |
| "ariaLevel", |
| "ariaLive", |
| "ariaModal", |
| "ariaMultiLine", |
| "ariaMultiSelectable", |
| "ariaOrientation", |
| "ariaOwns", |
| "ariaPlaceholder", |
| "ariaPosInSet", |
| "ariaPressed", |
| "ariaReadOnly", |
| "ariaRelevant", |
| "ariaRequired", |
| "ariaRoleDescription", |
| "ariaRowCount", |
| "ariaRowIndex", |
| "ariaRowSpan", |
| "ariaSelected", |
| "ariaSort", |
| "ariaValueMax", |
| "ariaValueMin", |
| "ariaValueNow", |
| "ariaValueText" |
| ]; |
| for (const property of properties) { |
| test(() => { |
| assert_inherits(element.internals, property); |
| }, property + " is defined in ElementInternals"); |
| } |
| </script> |
