Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_reqparse.py: 40%

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 atheris 

30import traceback 

31 

32from werkzeug.wrappers import Request 

33import flask 

34from flask_restx.reqparse import RequestParser 

35 

36 

37def TestOneInput(data): 

38 fdp = atheris.FuzzedDataProvider(data) 

39 try: 

40 req = Request.from_values(fdp.ConsumeUnicodeNoSurrogates(1024)) 

41 except: 

42 # We don't care about errors in werkzeug Request. 

43 return 

44 

45 app = flask.Flask("fuzz") 

46 try: 

47 with app.app_context(): 

48 parser = RequestParser() 

49 parser.add_argument("ex1") 

50 parser.add_argument("ex2") 

51 # Parse arbitrary req 

52 parser.parse_args(req) 

53 except Exception as e2: 

54 tb = traceback.format_exc() 

55 # We don't care about werkzeug errors 

56 if "werkzeug" in str(tb): 

57 pass 

58 else: 

59 raise e2 

60 

61 

62def main(): 

63 atheris.instrument_all() 

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

65 atheris.Fuzz() 

66 

67 

68if __name__ == "__main__": 

69 main()