Coverage for /pythoncovmergedfiles/medio/medio/src/Pillow/Tests/oss-fuzz/fuzz_font.py: 31%

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 

14# Copyright 2020 Google LLC 

15# 

16# Licensed under the Apache License, Version 2.0 (the "License"); 

17# you may not use this file except in compliance with the License. 

18# You may obtain a copy of the License at 

19# 

20# http://www.apache.org/licenses/LICENSE-2.0 

21# 

22# Unless required by applicable law or agreed to in writing, software 

23# distributed under the License is distributed on an "AS IS" BASIS, 

24# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

25# See the License for the specific language governing permissions and 

26# limitations under the License. 

27 

28 

29import atheris 

30from atheris.import_hook import instrument_imports 

31 

32with instrument_imports(): 

33 import sys 

34 

35 import fuzzers 

36 

37 

38def TestOneInput(data: bytes) -> None: 

39 try: 

40 fuzzers.fuzz_font(data) 

41 except Exception: 

42 # We're catching all exceptions because Pillow's exceptions are 

43 # directly inheriting from Exception. 

44 pass 

45 

46 

47def main() -> None: 

48 fuzzers.enable_decompressionbomb_error() 

49 atheris.Setup(sys.argv, TestOneInput) 

50 atheris.Fuzz() 

51 fuzzers.disable_decompressionbomb_error() 

52 

53 

54if __name__ == "__main__": 

55 main()