def METHOD_NAME(self):
    """gzip header, uncomplete header"""
    for delta in range(1, 25):
        do = zlib.decompressobj(zlib.MAX_WBITS | 16)
        bufs = []
        for i in range(0, len(self.gzip_data), delta):
            bufs.append(do.decompress(self.gzip_data[i:i+delta]))
            self.assertEqual(len(do.unconsumed_tail), 0)
        bufs.append(do.flush())
        self.assertEqual(b"".join(bufs), self.text)