oss-fuzz/projects/markupsafe/fuzz_encoding.py

42 lines
1.2 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 markupsafe
def TestOneInput(data):
fdp = atheris.FuzzedDataProvider(data)
markupsafe.escape(fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(0, 2048)))
s1 = fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(0, 2048))
M1 = markupsafe.Markup(s1)
M1.unescape()
M1.striptags()
try:
M1.format(fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(0, 100)))
except (ValueError, KeyError, AttributeError, TypeError, IndexError):
pass
def main():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
atheris.Fuzz()
if __name__ == "__main__":
main()