Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_all_or_nothing.py: 41%

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. 

26 

27import atheris 

28import sys 

29 

30with atheris.instrument_imports(): 

31 from Crypto.Protocol import AllOrNothing 

32 from Crypto.Cipher import AES 

33 

34 

35@atheris.instrument_func 

36def TestOneInput(data): 

37 if len(data) < 10: 

38 return 

39 for i in range(50): 

40 a1 = AllOrNothing.AllOrNothing(AES) 

41 msgblocks = a1.digest(data) 

42 a2 = AllOrNothing.AllOrNothing(AES) 

43 round_tripped = a2.undigest(msgblocks) 

44 assert data == round_tripped 

45 

46 

47def main(): 

48 atheris.instrument_all() 

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

50 atheris.Fuzz() 

51 

52if __name__ == "__main__": 

53 main()