Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_config.py: 28%

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 os 

28import sys 

29import mock 

30import atheris 

31import tempfile 

32 

33import json 

34import mock 

35from google_auth_oauthlib import helpers 

36 

37 

38def TestOneInput(data): 

39 fdp = atheris.FuzzedDataProvider(data) 

40 config_file = tempfile.NamedTemporaryFile(mode="wt") 

41 try: 

42 payload = json.loads(fdp.ConsumeUnicodeNoSurrogates(1024)) 

43 except: 

44 return 

45 if type(payload) is not dict: 

46 return 

47 config_file.write(json.dumps(payload)) 

48 

49 try: 

50 helpers.session_from_client_secrets_file( 

51 config_file.name, scopes=mock.sentinel.scopes 

52 ) 

53 except ValueError as ve: 

54 legit_exceptions = [ 

55 "Client secrets must be for a web or installed app.", 

56 "Client secrets is not in the correct format." 

57 ] 

58 legit = False 

59 for msg in legit_exceptions: 

60 if msg in str(ve): 

61 legit = True 

62 if not legit: 

63 raise ve 

64 

65 

66def main(): 

67 atheris.instrument_all() 

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

69 atheris.Fuzz() 

70 

71 

72if __name__ == "__main__": 

73 main()