Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_structured.py: 54%

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 2023 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 json 

28import atheris 

29 

30import jsonschema 

31import openapi_schema_validator 

32 

33 

34def gen_random_dict(data): 

35 """Generates a simple random dictionary where values can either be strings or 

36 dictionaries (where the values there are strings.""" 

37 fdp = atheris.FuzzedDataProvider(data) 

38 fuzz_dict = dict() 

39 for idx in range(fdp.ConsumeIntInRange(1, 30)): 

40 key = fdp.ConsumeUnicodeNoSurrogates(40) 

41 if fdp.ConsumeBool(): 

42 val_dict = dict() 

43 for idx2 in range(fdp.ConsumeIntInRange(2, 30)): 

44 val_dict[fdp.ConsumeUnicodeNoSurrogates( 

45 40)] = fdp.ConsumeUnicodeNoSurrogates(40) 

46 fuzz_dict[key] = val_dict 

47 else: 

48 fuzz_dict[key] = fdp.ConsumeUnicodeNoSurrogates(40) 

49 return fuzz_dict 

50 

51 

52def TestOneInput(data): 

53 fuzz_dict_instance = gen_random_dict(data) 

54 fuzz_dict_schema = gen_random_dict(data) 

55 try: 

56 openapi_schema_validator.validate(fuzz_dict_instance, fuzz_dict_schema) 

57 except (jsonschema.exceptions._Error): 

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()