def testOpeningNonExistingFile(self):
"""Test we don't throw exception when opening non-existing file."""
randomfile = tempfile.NamedTemporaryFile()
randomfile.close()
self.assertFalse(os.path.exists(randomfile.name),
"Expected file to not exist.")
eventstores._KeyValuePersister(randomfile.name)
def _check_md5_is_correct(self, dirpath):
print("Directory:", dirpath)
md5filename = os.path.join(dirpath, 'checksums.md5')
self.assertTrue(os.path.exists(md5filename))
checksums = eventstores._KeyValuePersister(md5filename)
files = [fname for fname in os.listdir(dirpath) if
fname != 'checksums.md5']
self.assertEqual(set(files), set(checksums.keys()))
for fname, checksum in checksums.items():
hasher = hashlib.md5()
abspath = os.path.join(dirpath, fname)
with open(abspath, 'rb') as f:
eventstores._hashfile(f, hasher)
self.assertEqual(hasher.hexdigest(), checksum)
def _open_persister(self):
"""Return a newly opened prepopulated `_KeyValuePersister`."""
return eventstores._KeyValuePersister(self.keyvalfile)