| <!DOCTYPE HTML> |
| <script src="../resources/gc.js"></script> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="../http/tests/resources/permissions-helper.js"></script> |
| <script src="resources/aom-helper.js"></script> |
| |
| <!-- |
| |
| Accessibility Object Model |
| Explainer: https://github.com/WICG/aom/blob/gh-pages/explainer.md |
| Spec: https://wicg.github.io/aom/spec/ |
| |
| --> |
| <script> |
| test(function(t) { |
| assert_true(internals.runtimeFlags.accessibilityObjectModelEnabled); |
| }, "Make sure that Accessibility Object Model is enabled"); |
| </script> |
| |
| <input type=range min=1 max=5 value=3 id="decrement_target"> |
| |
| <script> |
| async_test(function(t) { |
| enableAccessibilityEventsPermission().then(function() { |
| var target = document.getElementById("decrement_target"); |
| var axTarget = accessibilityController.accessibleElementById("decrement_target"); |
| |
| var gotAccessibleEvent = false; |
| target.accessibleNode.onaccessibledecrement = function() { |
| gotAccessibleEvent = true; |
| }; |
| |
| // Finish the test after the synthesized keyup event, which is triggered |
| // 100ms later, to prevent leaks. |
| target.addEventListener("keyup", |
| t.step_func_done((event) => {}), { once: true }); |
| |
| axTarget.decrement(); |
| |
| assert_true(gotAccessibleEvent); |
| assert_equals(target.value, "2"); |
| }); |
| }, "AccessibleNode.onaccessibledecrement"); |
| </script> |