Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_parse.py: 38%

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 2022 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. 

26import sys 

27import atheris 

28 

29import isodate 

30 

31 

32def TestOneInput(data): 

33 fdp = atheris.FuzzedDataProvider(data) 

34 try: 

35 isodate.isodates.parse_date(fdp.ConsumeUnicodeNoSurrogates(1024)) 

36 except ( 

37 # parse_date can legitimately raise two types of exceptions: 

38 # https://github.com/gweis/isodate/blob/8856fdf0e46c7bca00229faa1aae6b7e8ad6e76c/src/isodate/isodates.py#L150-L151 

39 isodate.ISO8601Error, 

40 ValueError, 

41 ): 

42 pass 

43 

44 

45def main(): 

46 atheris.instrument_all() 

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

48 atheris.Fuzz() 

49 

50 

51if __name__ == "__main__": 

52 main()