Coverage for /pythoncovmergedfiles/medio/medio/src/sqlalchemy_fuzzer.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 

14# Copyright 2021 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 

28import sys 

29import atheris 

30 

31with atheris.instrument_imports(): 

32 import sqlalchemy 

33 from sqlalchemy import create_engine 

34 from sqlalchemy import Table, Column, Integer, String, MetaData 

35 from sqlalchemy.sql import text 

36 

37@atheris.instrument_func 

38def TestOneInput(input_bytes): 

39 try: 

40 sql_string = input_bytes.decode("utf-8") 

41 metadata = MetaData() 

42 fuzz_table = Table('fuzz_table', metadata, 

43 Column('id', Integer, primary_key=True), 

44 Column('column1', String), 

45 Column('column2', String), 

46 ) 

47 

48 engine = create_engine('sqlite:///fuzz.db') 

49 metadata.create_all(engine) 

50 statement = text(sql_string) 

51 with engine.connect() as conn: 

52 conn.execute(statement) 

53 except Exception as e: 

54 pass 

55 

56 

57def main(): 

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

59 atheris.Fuzz() 

60 

61 

62if __name__ == "__main__": 

63 main()