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fix(blob): extract padding chars from hashes #240

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fix(blob): extract padding chars from hashes #240

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991cb1f
fix(blob): extract padding chars from hashes
william-silversmith Aug 12, 2020
33064ae
fix(blob.py): use a padding char number that is more realistic
william-silversmith Aug 12, 2020
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2 changes: 1 addition & 1 deletion google/cloud/storage/blob.py
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Original file line number Diff line number Diff line change
Expand Up @@ -804,7 +804,7 @@ def _extract_headers_from_download(self, response):

digests = {}
for encoded_digest in x_goog_hash.split(","):
match = re.match(r"(crc32c|md5)=([\w\d]+)==", encoded_digest)
match = re.match(r"(crc32c|md5)=([\w\d]+={0,3})", encoded_digest)
if match:
method, digest = match.groups()
digests[method] = digest
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4 changes: 2 additions & 2 deletions tests/unit/test_blob.py
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Expand Up @@ -1476,8 +1476,8 @@ def test_download_as_string_w_response_headers(self):
self.assertEqual(blob.content_encoding, "gzip")
self.assertEqual(blob.cache_control, "max-age=1337;public")
self.assertEqual(blob.storage_class, "STANDARD")
self.assertEqual(blob.md5_hash, "CS9tHYTtyFntzj7B9nkkJQ")
self.assertEqual(blob.crc32c, "4gcgLQ")
self.assertEqual(blob.md5_hash, "CS9tHYTtyFntzj7B9nkkJQ==")
self.assertEqual(blob.crc32c, "4gcgLQ==")

def test_download_as_string_w_hash_response_header_none(self):
blob_name = "blob-name"
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