fuzz_eval.py

#!/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.
#
##########################################################################
importsys
importatheris
# Auto-fuzz heuristics used: py-autofuzz-heuristics-4.1
# Imports by the generated code
importasteval


defTestOneInput(data):
fdp=atheris.FuzzedDataProvider(data)
fuzz_expr=fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(1, 4096))

# Class target.
try:
interpreter=asteval.asteval.Interpreter()
interpreter.eval(fuzz_expr)
except (ValueError, OSError):
pass


defmain():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput)
atheris.Fuzz()


if__name__=="__main__":
main()