Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_config_pyprojecttoml.py: 3%

1###### Coverage stub 

2import atexit 

3import coverage 

4cov = coverage.coverage(data_file='.coverage', cover_pylib=True) 

5cov.start() 

6# Register an exist handler that will print coverage 

7def exit_handler(): 

8 cov.stop() 

9 cov.save() 

10atexit.register(exit_handler) 

11####### End of coverage stub 

12#!/usr/bin/python3 

13# Copyright 2023 Google LLC 

14# 

15# Licensed under the Apache License, Version 2.0 (the "License"); 

16# you may not use this file except in compliance with the License. 

17# You may obtain a copy of the License at 

18# 

19# http://www.apache.org/licenses/LICENSE-2.0 

20# 

21# Unless required by applicable law or agreed to in writing, software 

22# distributed under the License is distributed on an "AS IS" BASIS, 

23# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

24# See the License for the specific language governing permissions and 

25# limitations under the License. 

26 

27import sys 

28import atheris 

29 

30from setuptools.extern import tomli 

31from setuptools.config.pyprojecttoml import ( 

32 read_configuration 

33) 

34from setuptools.errors import FileError 

35 

36 

37def TestOneInput(data): 

38 """Fuzzer read_configuration assuming any valid toml file should not 

39 cause exceptions to happen. 

40 """ 

41 fdp = atheris.FuzzedDataProvider(data) 

42 config_path = "/tmp/pyproject.taml" 

43 with open(config_path, "w") as cf: 

44 cf.write(fdp.ConsumeUnicodeNoSurrogates(4096)) 

45 

46 try: 

47 config = read_configuration(config_path) 

48 except tomli.TOMLDecodeError: 

49 pass 

50 except FileError: 

51 pass 

52 

53 

54def main(): 

55 atheris.instrument_all() 

56 atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True) 

57 atheris.Fuzz() 

58 

59 

60if __name__ == "__main__": 

61 main()