Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_verify_artifact.py: 35%

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 2024 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 

29from sigstore.models import Bundle 

30 

31class NullPolicy: 

32 def verify(self, cert): 

33 return 

34 

35def TestOneInput(data): 

36 fdp = atheris.FuzzedDataProvider(data) 

37 

38 try: 

39 bundle = Bundle.from_json(fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(50, 10000))) 

40 except Exception as e: 

41 return 

42 

43 try: 

44 verify_artifact(fdp.ConsumeBytes(fdp.ConsumeIntInRange(50, 10000)), bundle, NullPolicy()) 

45 except InvalidBundle: 

46 pass 

47 

48 

49def main(): 

50 atheris.instrument_all() 

51 atheris.Setup(sys.argv, TestOneInput) 

52 atheris.Fuzz() 

53 

54 

55if __name__ == "__main__": 

56 main()