t-header-lowercase.py");

      xhr.setRequestHeader("X-Test", "foobar");

      xhr.onerror = test.unreached_func("Error occurred.");

      xhr.onload = test.step_func_done(function() {
        assert_equals(xhr.status, 200);
        assert_equals(xhr.responseText, "PASS");
      });

      xhr.send();
    }, "Request with uppercase header set");
    </script>
  </body>
</html>
