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<!DOCTYPE html>
<html>
<meta charset=utf-8 />
<title>Event Timing: interactionId-click.</title>
<button id='button'>Click me.</button>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/resources/testdriver.js></script>
<script src=/resources/testdriver-vendor.js></script>
<script src=resources/event-timing-test-utils.js></script>
<script>
let observedEntries = [];
let map = new Map();
function eventsForCheck(entry) {
if (entry.name === 'pointerdown' || entry.name === 'pointerup' || entry.name === 'click'
|| entry.name === 'mousedown' || entry.name === 'mouseup') {
map.set(entry.name, entry.interactionId);
return true;
}
return false;
}
async_test(function(t) {
assert_implements(window.PerformanceEventTiming, 'Event Timing is not supported.');
addListenersAndClick(document.getElementById('button')).then(() => {
new PerformanceObserver(t.step_func(entryList => {
observedEntries = observedEntries.concat(entryList.getEntries().filter(eventsForCheck));
if (observedEntries.length < 5)
return;
assert_equals(map.get('mousedown'), 0, 'Should not have a interactionId');
assert_equals(map.get('mouseup'), 0, 'Should not have a interactionId');
assert_greater_than(map.get('pointerdown'), 0, 'Should have a non-trivial interactionId');
assert_equals(map.get('pointerdown'), map.get('pointerup'), 'Pointerdown and pointerup should have the same interactionId');
assert_equals(map.get('pointerdown'), map.get('click'), 'Pointerdown and click should have the same interactionId');
t.done();
})).observe({ type: 'event', buffered: true });
});
}, "Event Timing: compare event timing interactionId.");
</script>
</html>
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