<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/helper.sub.js"></script>
<body>
<script>
  test(t => {
    let factory = window.trustedTypes;
    assert_true(factory instanceof TrustedTypePolicyFactory);
  }, "factory = window.trustedTypes");

  test(t => {
    assert_throws_js(TypeError, _ => {
      let factory = new TrustedTypePolicyFactory();
    });
  }, "factory construction fails");
</script>
