34 lines
1.4 KiB
HTML
34 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<html>
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<meta charset=utf-8 />
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<title>Event Timing: orphan keydown.</title>
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<script src=/resources/testdriver.js></script>
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<script src=/resources/testdriver-actions.js></script>
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<script src=/resources/testdriver-vendor.js></script>
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<script src=resources/event-timing-test-utils.js></script>
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<body>
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<button id='target'>Click me</button>
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<script>
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let observedEntries = [];
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const map = new Map();
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const events = ['keydown'];
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promise_test(async t => {
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assert_implements(window.PerformanceEventTiming, 'Event Timing is not supported.');
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const callback = (entryList) => {observedEntries = observedEntries.concat(entryList.getEntries().filter(filterAndAddToMap(events, map))); };
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const readyToResolve = () => { return observedEntries.length >= 1; };
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const observerPromise = createPerformanceObserverPromise(['event'], callback, readyToResolve);
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await interactAndObserve('orphan-keydown', document.getElementById('target'), observerPromise);
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assert_equals(observedEntries.length, 1, "Keydown without a keyup should be fired properly.");
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assert_greater_than(map.get('keydown'), 0, "Should have a non-trivial interactionId.")
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}, "Event Timing: Orphan keydown should be measured as an interaction.");
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</script>
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</body>
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</html>
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