nav2-test-response-end-and-duration-before-during-and-after-load-event.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /navigation-timing/nav2-test-response-end-and-duration-before-during-and-after-load-event.html - WPT Dashboard Interop Dashboard

<!DOCTYPE HTML>

<html>

<meta name="timeout" content="long">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<iframe src="resources/respond-slowly.py"></iframe>

<body>

<script>

async_test(function(t) {

  window.addEventListener('message', t.step_func_done(function(event) {

    let originalResponseEnd = event.data[0];

    let originalDuration = event.data[1];

    let responseEndDuringLoadEvent = event.data[2];

    let durationDuringLoadEvent = event.data[3];

    let responseEndAfterLoadEvent = event.data[4];

    let durationAfterLoadEvent = event.data[5];

    assert_equals(originalResponseEnd, 0, "PerformanceNavigationTiming.responseEnd == 0 before load event");

    assert_equals(originalDuration, 0, "PerformanceNavigationTiming.duration is 0 before load event");

    assert_greater_than(responseEndDuringLoadEvent, 500, "PerformanceNavigationTiming.responseEnd is reasonable during load event");

    assert_equals(durationDuringLoadEvent, 0, "PerformanceNavigationTiming.duration is 0 during load event");

    assert_greater_than(responseEndAfterLoadEvent, 500, "PerformanceNavigationTiming.responseEnd is reasonable after load event");

    assert_greater_than(durationAfterLoadEvent, 500, "PerformanceNavigationTiming.duration is reasonable after load event");

  }));

}, "Check that performance.getEntriesByType('navigation')[0].responseEnd has reasonable values before and after the load has finished");

</script>

</body>

</html>