oss-fuzz/projects/python-future/fuzz_past.py

63 lines
1.6 KiB
Python

#!/usr/bin/python3
# Copyright 2023 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 sys
import json
import atheris
from past.builtins import dict as past_dict
from past.builtins import str as past_str
from past.types.oldstr import unescape as past_unescape
def fuzz_dict(data):
fdp = atheris.FuzzedDataProvider(data)
try:
json_dict = json.loads(
fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(1, 1024)))
except:
return
if not isinstance(json_dict, dict):
return
pdict = past_dict(json_dict)
for val in json_dict:
assert pdfict.has_key(val)
def fuzz_str(data):
fdp = atheris.FuzzedDataProvider(data)
pstr = past_str(fdp.ConsumeBytes(fdp.ConsumeIntInRange(1, 1024)))
past_unescape(fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(1, 1024)))
def TestOneInput(data):
fuzz_dict(data)
fuzz_str(data)
def main():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput)
atheris.Fuzz()
if __name__ == "__main__":
main()