<!DOCTYPE html>
<html>
<head>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script src="support/frame-ancestors-test.sub.js"></script>
</head>
<body>
  <script>
    async_test(t => {
      window.addEventListener('securitypolicyviolation', t.step_func(function(e) {
        if (e.violatedDirective === 'frame-ancestors')
          assert_unreached('No securitypolicyviolation event shoud be raised in the parent.');
      }));
      t.step_timeout(function() { t.done(); }, 2000);
    });

    test = async_test("A 'frame-ancestors' CSP directive with a value 'none' should block rendering.");

    sameOriginFrameShouldBeBlocked("'none'");
  </script>
</body>
</html>