mirror of https://github.com/google/oss-fuzz.git
57 lines
1.9 KiB
Python
57 lines
1.9 KiB
Python
#!/usr/bin/python3
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# Copyright 2022 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sys
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import atheris
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import click
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from click.parser import OptionParser
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from click import exceptions
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def TestOneInput(data):
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fdp = atheris.FuzzedDataProvider(data)
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# Create a parser we can fuzz.
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# This can be extended further by creating logic that will create arbitrary
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# parser.
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ctx = click.Context(click.Command("fuzz"))
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parser = OptionParser(ctx)
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click.Option("+z", is_flag=True).add_to_parser(parser, ctx)
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click.Option("-b", is_flag=False).add_to_parser(parser, ctx)
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click.Option("+c", multiple=fdp.ConsumeBool()).add_to_parser(parser, ctx)
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click.Option("-d", default="abc").add_to_parser(parser, ctx)
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click.Option("+e", type=int).add_to_parser(parser, ctx)
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click.Option("-f", type=click.Choice(["option1", "option2"])).add_to_parser(parser, ctx)
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click.Option("!g", type=click.Choice(["option1", "option2"])).add_to_parser(parser, ctx)
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click.Option("!h", default="abcd").add_to_parser(parser, ctx)
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args = []
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for idx in range(fdp.ConsumeIntInRange(1, 15)):
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args.append(fdp.ConsumeUnicodeNoSurrogates(64))
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try:
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parser.parse_args(args)
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except exceptions.ClickException:
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pass
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def main():
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atheris.instrument_all()
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atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True)
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atheris.Fuzz()
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if __name__ == "__main__":
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main()
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