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<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script type="module">
import { ensureWindowLoadEventFired } from "../resources/helpers.mjs";
promise_test(async t => {
// Wait for after the load event so that the navigation doesn't get converted
// into a replace navigation.
await ensureWindowLoadEventFired(t);
assert_equals(navigation.activation.entry, navigation.currentEntry);
let activationEntry = navigation.activation.entry;
history.replaceState("#fragment", "", "");
assert_not_equals(navigation.activation.entry, navigation.currentEntry);
assert_equals(navigation.activation.entry, activationEntry);
assert_equals(navigation.activation.entry.index, -1);
}, "navigation.activation.entry should be orphaned by history.replaceState()");
</script>