navigation-api/ordering-and-transition/navigate-canceled.html

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

<script type="module">
import { Recorder } 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 new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0));

  const recorder = new Recorder({
    finalExpectedEvent: "finished rejected"
  });

  recorder.setUpNavigationAPIListeners();

  navigation.addEventListener("navigate", t.step_func(e => {
    e.preventDefault();
  }));

  const result = navigation.navigate("/common/blank.html#1");
  recorder.setUpResultListeners(result);

  Promise.resolve().then(() => recorder.record("promise microtask"));

  await recorder.readyToAssert;

  recorder.assert([
    /* event name, location.hash value, navigation.transition properties */
    ["navigate", "", null],
    ["AbortSignal abort", "", null],
    ["navigateerror", "", null],
    ["committed rejected", "", null],
    ["finished rejected", "", null],
    ["promise microtask", "", null]
  ]);

  recorder.assertErrorsAreAbortErrors();
}, "event and promise ordering for navigation.navigate() where the navigate event is canceled");
</script>