def test_autocommit(oss):
auto_file = test_bucket_name + "/auto_file"
committed_file = test_bucket_name + "/commit_file"
aborted_file = test_bucket_name + "/aborted_file"
oss = OSSFileSystem(key=key, secret=secret, endpoint=endpoint, version_aware=True)
def write_and_flush(path, autocommit):
with oss.open(path, "wb", autocommit=autocommit) as fo:
fo.write(b"1")
return fo
# regular behavior
fo = write_and_flush(auto_file, autocommit=True)
assert fo.autocommit
assert oss.exists(auto_file)
fo = write_and_flush(committed_file, autocommit=False)
assert not fo.autocommit
assert not oss.exists(committed_file)
fo.commit()
assert oss.exists(committed_file)
fo = write_and_flush(aborted_file, autocommit=False)
assert not oss.exists(aborted_file)
fo.discard()
assert not oss.exists(aborted_file)
# Cannot commit a file that was discarded
with pytest.raises(Exception):
fo.commit()
def test_exists_versioned(oss, version_aware):
"""Test to ensure that a prefix exists when using a versioned bucket"""
n = 2
oss = OSSFileSystem(
key=key,
secret=secret,
endpoint=endpoint,
version_aware=version_aware,
)
segments = [versioned_bucket_name] + [str(uuid.uuid4()) for _ in range(n)]
path = "/".join(segments)
for i in range(2, n + 1):
assert not oss.exists("/".join(segments[:i]))
oss.touch(path)
for i in range(2, n + 1):
assert oss.exists("/".join(segments[:i]))