'If the response is to a HEAD request, no body is expected, the body
callback is not invoked, and the I{Content-Length} header is passed to
the header callback.'

def test_headResponse(self):

    request = Request('HEAD', '/', _boringHeaders, None)
    status = 'HTTP/1.1    200    OK\r\n'
    response = 'Content-Length:    10\r\n\r\n'
    header = self._noBodyTest(request, status, response)
    self.assertEqual(header, {'Content-Length': '10'})
