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Test Info:

<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>performance.navigation.type</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
<script defer>
SimpleTest.waitForExplicitFinish();
SimpleTest.enableLegacyUnpartitionedStorage().then( () => {
let bc = new BroadcastChannel("navigation_type");
let pageshowCount = 0;
bc.onmessage = function(event) {
if (event.data == "closed") {
bc.close();
SimpleTest.finish();
return;
}
++pageshowCount;
if (pageshowCount == 1) {
is(event.data.navigationType, PerformanceNavigation.TYPE_NAVIGATE,
"Should have navigation type TYPE_NAVIGATE.");
bc.postMessage("loadNewPage");
} else if (pageshowCount == 2) {
is(event.data.navigationType, PerformanceNavigation.TYPE_NAVIGATE,
"Should have navigation type TYPE_NAVIGATE.");
bc.postMessage("back");
} else if (pageshowCount == 3) {
is(event.data.navigationType, PerformanceNavigation.TYPE_BACK_FORWARD ,
"Should have navigation type TYPE_BACK_FORWARD .");
bc.postMessage("close");
} else {
ok(false, "Unexpected load");
}
}
window.open("file_navigation_type.html", "", "noopener");
});
</script>
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test"></pre>
</body>
</html>