Content - c694a2236ff900bee4eb226dcd8124098668e3c2

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<!DOCTYPE html>
<title>SignedHTTPExchange's fallback url must not have UTF-8 BOM</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="./resources/sxg-util.js"></script>
<body>
<script>
promise_test(async (t) => {
  try {
    const sxgUrl = get_host_info().HTTP_ORIGIN + '/signed-exchange/resources/sxg-inner-url-bom.sxg';
    const message = await openSXGInIframeAndWaitForMessage(t, sxgUrl);
    if (message.is_fallback) {
        assert_unreached('Fallback redirect should not have happened');
    } else {
        assert_unreached('SXG should not have loaded');
    }
  } catch (e) {
    assert_equals(e, 'timeout');
  }
}, "SignedHTTPExchange's fallback url must not have UTF-8 BOM");

</script>
</body>