Content - c0b43fc2711d9ea62b510cce1a556c34f8d76a41 - b7e07ac/dom/events/Event-timestamp-high-resolution.html

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Tip revision: d1cb0cb34bafcce4854d42748432befdbe8295dd authored by Geoffrey Sneddon on 30 April 2018, 13:30:23 UTC
fixup! Fix #2669: Add alternate_hosts

Tip revision: d1cb0cb

Event-timestamp-high-resolution.html

<!DOCTYPE html>

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script type="text/javascript">
'use strict';
for (let eventType of ["MouseEvent", "KeyboardEvent", "WheelEvent", "GamepadEvent", "FocusEvent"]) {
    test(function() {
        let before = performance.now();
        let e = new window[eventType]('test');
        let after = performance.now();
        assert_greater_than_equal(e.timeStamp, before, "Event timestamp should be greater than performance.now() timestamp taken before its creation");
        assert_less_than_equal(e.timeStamp, after, "Event timestamp should be less than performance.now() timestamp taken after its creation");
    }, `Constructed ${eventType} timestamp should be high resolution and have the same time origin as performance.now()`);
}
</script>

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