after-transition-with-history-scroll-restoration-manual.html

Enable keyboard shortcuts

<!doctype html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<body>

<div style="height: 1000px; width: 1000px;"></div>

<div id="frag"></div>

<script>

promise_test(async t => {

  // Wait for after the load event so that the navigation doesn't get converted

  // into a replace navigation.

  await new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0));

  assert_equals(window.scrollY, 0);

  history.scrollRestoration = "manual";

  await navigation.navigate("#frag").finished;

  assert_not_equals(window.scrollY, 0);

  navigation.onnavigate = e => e.intercept({ scroll: "after-transition" });

  await navigation.back().finished;

  assert_equals(window.scrollY, 0);

}, "scroll: after-transition should ignore history.scrollRestoration");

</script>

</body>