Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_cellutil.py: 37%

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 

29with atheris.instrument_imports(): 

30 import openpyxl.utils.cell as cell 

31 

32def TestInput(data): 

33 fdp = atheris.FuzzedDataProvider(data) 

34 

35 try: 

36 cell.absolute_coordinate(fdp.ConsumeString(20)) 

37 cell.cols_from_range(fdp.ConsumeString(20)) 

38 cell.column_index_from_string(fdp.ConsumeString(20)) 

39 cell.coordinate_from_string(fdp.ConsumeString(20)) 

40 cell.coordinate_to_tuple(fdp.ConsumeString(20)) 

41 cell.get_column_interval(fdp.ConsumeInt(10),fdp.ConsumeInt(10)) 

42 cell.get_column_letter(fdp.ConsumeInt(10)) 

43 cell.quote_sheetname(fdp.ConsumeString(20)) 

44 cell.range_boundaries(fdp.ConsumeString(20)) 

45 cell.range_to_tuple(fdp.ConsumeString(20)) 

46 cell.rows_from_range(fdp.ConsumeString(20)) 

47 except ValueError as e: 

48 error_list = [ 

49 "is not a valid coordinate range", 

50 "Invalid column index", 

51 "is not a valid column name", 

52 "is not a valid coordinate or range", 

53 "Value must be of the form sheetname!A1:E4" 

54 ] 

55 expected_error = False 

56 for error in error_list: 

57 if error in str(e): 

58 expected_error = True 

59 if not expected_error: 

60 raise e 

61 except CellCoordinatesException: 

62 pass 

63 

64def main(): 

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

66 atheris.Fuzz() 

67 

68if __name__ == "__main__": 

69 main()