navigation-api/navigate-event/same-url-replace-cross-document.html

<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/helpers.js"></script>

<script>
promise_test(async t => {
  // Wait for after the load event so that we are definitely testing the
  // same URL as the cause of the rejections.
  await new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0));
  assert_equals(navigation.entries().length, 1);

  navigation.onnavigate = t.step_func(e => {
    e.intercept();
    assert_equals(e.navigationType, "replace");
  });
  navigation.onnavigateerror = t.unreached_func("onnavigateerror should not be called");

  await navigation.navigate(location.href).finished;
  assert_equals(navigation.entries().length, 1);
  assert_equals(navigation.currentEntry.index, 0);
}, "navigate() to the current URL cross document should replace");
</script>