Test Cases Passed Passed Example 1 Open in a new tab This heading has the required aria-level property.
My First Heading
Passed Example 2 Open in a new tab This checkbox has the required aria-checked property.
Check me
Passed Example 3 Open in a new tab This scrollbar has the required properties aria-controls and aria-valuenow. aria-valuemin has a default value of 0 and aria-valuemax of 100.
Passed Example 4 Open in a new tab These option nodes do not need the required aria-selected property because it has a default value of false.
Tags
Passed Example 5 Open in a new tab This separator is not a widget because it is not focusable. The separator role only requires the aria-valuenow property when the element is focusable.

My first HTML

My last HTML

Passed Example 6 Open in a new tab This combobox has the required properties aria-controls and aria-expanded. Failed Failed Example 1 Open in a new tab This heading does not have the required aria-level property. Prior to WAI-ARIA 1.2 the heading role had an implicit default aria-level value of 2. As of WAI-ARIA 1.2 this property must be explicitly set.
My First Heading
Failed Example 2 Open in a new tab This switch does not have the required aria-checked property. Prior to WAI-ARIA 1.2 the switch role had an implicit default aria-checked value of false. As of WAI-ARIA 1.2 this property must be explicitly set.
Toggle me
Failed Example 3 Open in a new tab This checkbox does not have the required property aria-checked. Prior to WAI-ARIA 1.2 the checkbox had an implicit default aria-checked value of false. As of WAI-ARIA 1.2 this property must be explicitly set.
Check me
Failed Example 4 Open in a new tab This separator does not have the required aria-valuenow property. This is required because the separator is focusable, which makes it a widget.

My first HTML

My last HTML

Failed Example 5 Open in a new tab This combobox does not have the required aria-expanded property. Prior to WAI-ARIA 1.2 the combobox had an implicit default aria-expanded value of false. As of WAI-ARIA 1.2 this property must be explicitly set. Inapplicable Inapplicable Example 1 Open in a new tab This div does not have a semantic role.
Some Content
Inapplicable Example 2 Open in a new tab This checkbox has an implicit semantic role that is identical to the explicit semantic role. Inapplicable Example 3 Open in a new tab This combobox is not included in the accessibility tree due to its styling, hiding it from everybody.
Shadow DOM - Should Pass
Shadow DOM - Should Fail