oss-fuzz/projects/lxml/fuzz_schematron.py

42 lines
1.1 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 atheris
import sys
import io
from lxml import etree as et
def TestOneInput(data):
"""Targets Schematron. Currently validates, but we should add more APIs"""
try:
schema_raw = et.parse(io.BytesIO(data))
valid_tree = et.parse(io.BytesIO(b'<AAA><BBB/><CCC/></AAA>'))
schema = et.Schematron(schema_raw)
schame.validate(valid_tree)
except et.LxmlError:
None
def main():
atheris.instrument_all()
atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
atheris.Fuzz()
if __name__ == "__main__":
main()