<!DOCTYPE HTML>
<meta charset=utf-8>
<title>PerformanceObservers: navigation</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="performanceobservers.js"></script>
<h1>PerformanceObservers: navigation</h1>
<p>
Navigation will <a href="https://w3c.github.io/performance-timeline/#dfn-queue-a-performanceentry">queue a PerformanceEntry</a>.
</p>
<div id="log"></div>
<script>
async_test(function (t) {
var observer = new PerformanceObserver(
t.step_func(function (entryList, obs) {
checkEntries(entryList.getEntries(),
[{ entryType: "navigation", name: "document"}]);
checkEntries(entryList.getEntriesByType("navigation"),
[{ entryType: "navigation", name: "document"}]);
checkEntries(entryList.getEntriesByName("document"),
[{ entryType: "navigation", name: "document"}]);
observer.disconnect();
t.done();
})
);
observer.observe({entryTypes: ["navigation"]});
}, "navigation entry is observable");
</script>