Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_handlers.py: 41%

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 

29import logging 

30with atheris.instrument_imports(): 

31 import google.cloud.logging_v2.handlers.handlers as handlers 

32 import google.cloud.logging_v2.handlers.structured_log as log 

33 

34def TestInput(data): 

35 fdp = atheris.FuzzedDataProvider(data) 

36 

37 logname = fdp.ConsumeString(100) 

38 message = fdp.ConsumeString(100) 

39 record = logging.LogRecord( 

40 logname, logging.INFO, None, None, message, None, None 

41 ) 

42 

43 handlers.CloudLoggingFilter._infer_source_location(record) 

44 filter = handlers.CloudLoggingFilter(record) 

45 

46 handler = log.StructuredLogHandler( 

47 labels={ 

48 fdp.ConsumeString(10):fdp.ConsumeString(20), 

49 fdp.ConsumeString(10):fdp.ConsumeString(20) 

50 }, 

51 project_id=fdp.ConsumeString(100) 

52 ) 

53 try: 

54 handler.format(record) 

55 handlers._format_and_parse_message(record, handler) 

56 handlers.setup_logging(handler) 

57 except ValueError as e: 

58 if "Formatting field not found in record" not in str(e): 

59 raise e 

60def main(): 

61 atheris.Setup(sys.argv, TestInput, enable_python_coverage=True) 

62 atheris.Fuzz() 

63 

64if __name__ == "__main__": 

65 main()