Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_ttfont.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 io 

28import sys 

29import atheris 

30 

31from fontTools import ttLib 

32from fontTools.ttLib import TTFont 

33import xml 

34 

35 

36def TestOneInput(data): 

37 randfile = "/tmp/random2.ttx" 

38 with open(randfile, "wb") as f: 

39 f.write(data) 

40 try: 

41 otf = TTFont(randfile) 

42 except ttLib.TTLibError: 

43 pass 

44 except AssertionError: 

45 pass 

46 except ImportError: 

47 pass 

48 

49 

50def main(): 

51 atheris.instrument_all() 

52 atheris.Setup(sys.argv, TestOneInput) 

53 atheris.Fuzz() 

54 

55 

56if __name__ == "__main__": 

57 main()