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<!DOCTYPE html>
<html>
<meta charset=utf-8 />
<title>Event Timing: interactionId-aux-pointerdown-and-pointerdown</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/resources/testdriver.js></script>
<script src=/resources/testdriver-actions.js></script>
<script src=/resources/testdriver-vendor.js></script>
<script src=resources/event-timing-test-utils.js></script>
<div id='target'>Right click me to bring up OS level contextmenu popup.</div>
<script>
let platformSupported = false;
const map = new Map();
const events = ['pointerdown'];
// This test replicates a real world scenario that - on triggering contextmenu
// with a pointer, pointerdown is captured but not pointerup. (crbug/1413096)
// In this case, we need to make sure event timing will correctly report the
// pointerdown entry with a valid/non-trivial interactionId.
promise_test(async t => {
assert_implements(window.PerformanceEventTiming, 'Event Timing is not supported.');
// This test is not applicable to platforms like Windows where contextmenu
// is triggered on aux pointerup. So we do a platform behavior test first to
// distinguish and skip those platforms who do not dispatch contextmenu on
// aux pointerdown.
document.getElementById('target').addEventListener('contextmenu', () => { platformSupported = true; });
await auxPointerdown(document.getElementById('target'));
// 2000ms is a magic number picked to wait for contextmenu being observed
// from the performance observer. Consider enlarge it if flaky.
await t.step_timeout(() => { }, 2000);
if (!platformSupported) {
return;
}
// Perform test on qualified platforms
const callback = (entryList) => { entryList.getEntries().filter(filterAndAddToMap(events, map)); };
const readyToResolve = () => { return map.has('pointerdown'); };
const observerPromise = createPerformanceObserverPromise(['event'], callback, readyToResolve);
await interactAndObserve('aux-pointerdown-and-pointerdown', document.getElementById('target'), observerPromise);
assert_greater_than(map.get('pointerdown'), 0, 'The pointerdown entry should have a non-trivial interactionId');
}, "Event Timing: verify pointerdown reporting for mouse aux pointerdown only triggered contextmenu followed immediately by another pointerdown event.");
</script>
</html>
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