intercept-popstate.html

Enable keyboard shortcuts

This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /navigation-api/navigate-event/intercept-popstate.html - WPT Dashboard Interop Dashboard

<!doctype html>

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

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

<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));

  history.replaceState({ state: "foo"}, "", "#replace");

  let onpopstate_fired = false;

  let last_state;

  window.onpopstate = e => {

    onpopstate_fired = true;

    last_state = e.state;

  navigation.onnavigate = t.step_func(e => e.intercept());

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

  assert_true(navigation.canGoBack);

  await navigation.back().finished;

  assert_true(onpopstate_fired);

  assert_not_equals(last_state, null);

}, "event.intercept() should provide popstate with a valid state object");

</script>