def test_fields(self): filename = make_random_temp_file() key = os.path.basename(filename) self.tempfiles.append(filename) self.s3keys.append(key) with open(filename) as f: data = f.read() crc32 = binascii.crc32(data) & 0xffffffff s3client = S3Client() yield s3client.put_object('zippy2-dev', key, data, metadata={'crc32': '%x' % crc32}) consumer = TestConsumer() producer = AwsProducer('zippy2-dev', key) yield producer.beginProducing(consumer) consumer.seek(0) self.assertEquals(data, consumer.read()) producer_crc32 = yield producer.crc32() producer_size = yield producer.size() self.assertEquals(crc32, producer_crc32) self.assertEquals(len(data), producer_size)