mirror of https://github.com/google/oss-fuzz.git
57 lines
1.6 KiB
Python
57 lines
1.6 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 sys
|
||
|
|
import atheris
|
||
|
|
|
||
|
|
import pysecsan
|
||
|
|
pysecsan.sanlib.sanitizer_log_level = 30
|
||
|
|
pysecsan.add_hooks()
|
||
|
|
|
||
|
|
import libcst
|
||
|
|
from libcst import parse_module
|
||
|
|
from libcst import PartialParserConfig, ParserSyntaxError
|
||
|
|
from libcst.codemod._context import CodemodContext
|
||
|
|
from libcst.codemod._runner import SkipFile
|
||
|
|
from libcst.codemod.commands.unnecessary_format_string import UnnecessaryFormatString
|
||
|
|
|
||
|
|
def TestOneInput(data):
|
||
|
|
fdp = atheris.FuzzedDataProvider(data)
|
||
|
|
|
||
|
|
context = CodemodContext()
|
||
|
|
transform_instance = UnnecessaryFormatString(context)
|
||
|
|
inp = fdp.ConsumeUnicodeNoSurrogates(sys.maxsize)
|
||
|
|
try:
|
||
|
|
input_tree = parse_module(
|
||
|
|
inp,
|
||
|
|
config=PartialParserConfig()
|
||
|
|
)
|
||
|
|
try:
|
||
|
|
output_tree = transform_instance.transform_module(input_tree)
|
||
|
|
except SkipFile:
|
||
|
|
pass
|
||
|
|
except ParserSyntaxError:
|
||
|
|
pass
|
||
|
|
|
||
|
|
|
||
|
|
def main():
|
||
|
|
atheris.instrument_all()
|
||
|
|
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
|
||
|
|
atheris.Fuzz()
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
main()
|