oss-fuzz/projects/filelock/fuzz_filelock.py

48 lines
1.3 KiB
Python

#!/usr/bin/python3
# Copyright 2022 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import sys
import atheris
import filelock
from filelock import BaseFileLock, FileLock, SoftFileLock, Timeout, UnixFileLock
def TestOneInput(data):
fdp = atheris.FuzzedDataProvider(data)
filepath = os.path.join("/tmp/tmp1.txt")
with open(filepath, "w") as f:
f.write("random")
lock = filelock.FileLock(filepath)
for i in range(fdp.ConsumeIntInRange(10, 100)):
try:
lock.acquire()
except IsADirectoryError:
pass
assert lock.is_locked
lock.release(force=True)
assert not lock.is_locked
def main():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
atheris.Fuzz()
if __name__ == "__main__":
main()