pointerlock/pointerlock-requires-gesture.html

<!doctype html>
<html>
<link rel="help" href="https://w3c.github.io/pointerlock" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
  This page will request a pointer lock on load. The test will fail if the User
  Agent provides the pointer lock despite the request not originating from user input.
</body>
<script>
  async_test(function(test) {
    document.addEventListener("pointerlockerror", function() {
      test.done();
    });
    document.addEventListener("pointerlockchange", function() {
      if (document.pointerLockElement) {
        test.step(() => {
          assert_unreached('Pointer lock should not be granted without a user gesture');
        });
      }
      test.done();
    });
    // Catch and ignore the promise rejection - the pointerlockerror event should fire
    // and complete the test.
    document.body.requestPointerLock().catch(() => {});
  }, 'Request pointer lock without user gesture should fail');
</script>
</html>