Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_mutation.py: 57%

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37 statements  

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 

30import glom 

31import json 

32 

33 

34def TestOneInput(data): 

35 fdp = atheris.FuzzedDataProvider(data) 

36 

37 try: 

38 glom.mutation.delete({'a': [{ 

39 'f': 'z' 

40 }, {'ff', 'zz'}]}, fdp.ConsumeUnicodeNoSurrogates(fdp.ConsumeIntInRange(0, 1024))) 

41 except (glom.GlomError, ValueError): 

42 pass 

43 

44 # Create a random object using json 

45 try: 

46 json_val = json.loads(fdp.ConsumeString(fdp.ConsumeIntInRange(0, 1024))) 

47 except Exception: 

48 return 

49 

50 try: 

51 glom.mutation.delete(json_val, 'a.1.b.2.c') 

52 except (glom.GlomError, ValueError, TypeError): 

53 pass 

54 

55 try: 

56 glom.mutation.delete(json_val, fdp.ConsumeUnicodeNoSurrogates(64)) 

57 except (glom.GlomError, ValueError, TypeError): 

58 pass 

59 

60 

61def main(): 

62 atheris.instrument_all() 

63 atheris.Setup(sys.argv, TestOneInput) 

64 atheris.Fuzz() 

65 

66 

67if __name__ == "__main__": 

68 main()