Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_multipart.py: 44%

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 atheris 

28 

29import io 

30import mock 

31import requests 

32from requests_toolbelt.multipart import decoder 

33 

34 

35def TestOneInput(data): 

36 fdp = atheris.FuzzedDataProvider(data) 

37 

38 response = mock.NonCallableMagicMock(spec=requests.Response) 

39 response.headers = { 

40 'content-type': 'multipart/related; boundary="samp1"' 

41 } 

42 response.content = io.BytesIO(data).getvalue() 

43 try: 

44 decoder.MultipartDecoder.from_response(response) 

45 except decoder.ImproperBodyPartContentException: 

46 pass 

47 except decoder.NonMultipartContentTypeException: 

48 pass 

49 except UnicodeDecodeError: 

50 pass 

51 

52 

53def main(): 

54 atheris.instrument_all() 

55 atheris.Setup(sys.argv, TestOneInput) 

56 atheris.Fuzz() 

57 

58 

59if __name__ == "__main__": 

60 main()