chromium/third_party/blink/web_tests/http/tests/navigation/pending-location-change-assert.html

<script>
if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.waitUntilDone();
}
window.location = "../resources/slow-notify-done.php";
</script><script>
alert('FAIL 1 of 3');
</script><script>
alert('FAIL 2 of 3');
</script><script>
alert('FAIL 3 of 3');
</script>