Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_msg.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 sys 

28import queue 

29import atheris 

30import datetime 

31 

32# We instrument all at the bottom 

33from google.cloud.pubsub_v1.subscriber import message 

34from google.protobuf import timestamp_pb2 

35from google.pubsub_v1 import types as gapic_types 

36 

37RECEIVED = datetime.datetime(2012, 4, 21, 15, 0, tzinfo=datetime.timezone.utc) 

38PUBLISHED_MICROS = 123456 

39PUBLISHED = RECEIVED + datetime.timedelta(days=1, microseconds=PUBLISHED_MICROS) 

40PUBLISHED_SECONDS = 1234543 

41 

42is_once = True 

43 

44def fuzz_exactly_once_delivery_enabled_func(): 

45 if is_once: 

46 return True 

47 return False 

48 

49def TestOneInput(data): 

50 fdp = atheris.FuzzedDataProvider(data) 

51 is_once = fdp.ConsumeBool() 

52 gapic_pubsub_message = gapic_types.PubsubMessage( 

53 data=data, 

54 message_id="message_id", 

55 publish_time=timestamp_pb2.Timestamp( 

56 seconds=PUBLISHED_SECONDS, nanos=PUBLISHED_MICROS * 1000 

57 ), 

58 ordering_key=fdp.ConsumeUnicodeNoSurrogates(20), 

59 ) 

60 

61 msg = message.Message( 

62 message=gapic_pubsub_message._pb, 

63 ack_id = fdp.ConsumeUnicodeNoSurrogates(20), 

64 delivery_attempt = fdp.ConsumeIntInRange(1, 1000), 

65 request_queue=queue.Queue(), 

66 exactly_once_delivery_enabled_func = fuzz_exactly_once_delivery_enabled_func 

67 ) 

68 msg.modify_ack_deadline_with_response(fdp.ConsumeIntInRange(1, 1000)) 

69 msg.ack_with_response() 

70 msg.nack_with_response() 

71 

72 s1 = repr(msg) 

73 

74 return msg.ack_id 

75 

76 

77def main(): 

78 atheris.instrument_all() 

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

80 atheris.Fuzz() 

81 

82if __name__ == "__main__": 

83 main()