<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script>
'use strict';

promise_test(async (t) => {
  t.add_cleanup(async () => {
    await test_driver.clear_device_posture();
  });
  const originalPosture = navigator.devicePosture.type;
  const posture = originalPosture ? 'folded' : 'continuous';

  const watcher = new EventWatcher(t, navigator.devicePosture, ['change']);
  await Promise.all([
    watcher.wait_for('change'),
    test_driver.set_device_posture(posture)
  ]);
  assert_equals(navigator.devicePosture.type, posture);

  await Promise.all([
    watcher.wait_for('change'),
    test_driver.clear_device_posture()
  ]);
  assert_equals(navigator.devicePosture.type, originalPosture);
}, 'Tests that device posture override can be removed.');
</script>