Coverage for /pythoncovmergedfiles/medio/medio/src/dulwich/fuzzing/fuzz-targets/fuzz_configfile.py: 32%

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# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later 

13 

14import sys 

15from io import BytesIO 

16 

17import atheris 

18from test_utils import is_expected_exception 

19 

20with atheris.instrument_imports(): 

21 from dulwich.config import ConfigFile 

22 

23 

24def TestOneInput(data) -> int | None: 

25 try: 

26 ConfigFile.from_file(BytesIO(data)) 

27 except ValueError as e: 

28 expected_exceptions = [ 

29 "without section", 

30 "invalid variable name", 

31 "expected trailing ]", 

32 "invalid section name", 

33 "Invalid subsection", 

34 "escape character", 

35 "missing end quote", 

36 ] 

37 if is_expected_exception(expected_exceptions, e): 

38 return -1 

39 else: 

40 raise e 

41 

42 

43def main() -> None: 

44 atheris.Setup(sys.argv, TestOneInput) 

45 atheris.Fuzz() 

46 

47 

48if __name__ == "__main__": 

49 main()