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<!DOCTYPE html>
<html>
<meta charset=utf-8>
<title>Event Timing: make sure 'event' entries are not retrievable by performance.getEntries* APIs.</title>
<meta name="timeout" content="long">
<button id='button'>Generate a 'click' event</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>
function validateEntries() {
const entriesByName = performance.getEntriesByName('mousedown', 'event');
const entriesByType = performance.getEntriesByType('event');
const allEntries = performance.getEntries();
assert_equals(entriesByName.length, 0, 'Event Timing entry should not be retrievable by getEntriesByName');
assert_equals(entriesByType.length, 0, 'Event Timing entry should not be retrievable by getEntriesByType');
assert_equals(allEntries.filter(e => e.entryType === 'event').length, 0, 'Event Timing entry should not be retrievable by getEntries');
}
/* Timeline:
Begin Busy Loop
Click 1 arrives
End Busy Loop
(Dispatch and Process Click 1 - buffered)
Onload Event Fires
Validate entries
*/
async_test(function(t) {
assert_implements(window.PerformanceEventTiming, 'Event Timing is not supported.');
new PerformanceObserver(t.step_func(entryList => {
if (entryList.getEntriesByName('mousedown').length > 0) {
validateEntries();
t.done();
}
})).observe({entryTypes: ['event']});
clickAndBlockMain('button');
}, "Event Timing: make sure event-timing entries are not retrievable by performance.getEntries*.");
</script>
</html>
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