'If a request is made with an I{If-Modified-Since} header value which
contains a string in the year position which is not an integer, the
header is treated as not having been present and a normal 200
response is returned with a response body containing the resource.'

def test_invalidTimestampYear(self):

    self._modifiedTest(modifiedSince='Thu,    01    Jan    blah    00:00:10    GMT')
