def check_pics(rep):
"""
Verify picture checksums. Return names of corrupt & missing files.
Arguments:
rep -- Verify pictures in this repository.
Returns:
A 2-tuple containing a list over the corrupted and a list over the
missing picture's filenames.
"""
corrupted = []
missing = []
with rep.connector.connected():
for pic in rep.index.pics():
try:
with rep.connector.open(pic.filename, 'r') as buf:
checksum = get_sha1(buf.read())
except (IOError, OSError):
missing.append(pic.filename)
else:
if checksum != pic.checksum:
corrupted.append(pic.filename)
return corrupted, missing
def test_determinism(self):
buf2 = copy.copy(self.buf)
self.assertEqual(get_sha1(self.buf),
get_sha1(buf2))
def test_sha1(self):
self.assertEqual(get_sha1(self.buf),
hashlib.sha1(self.buf).hexdigest())
