Coverage for /pythoncovmergedfiles/medio/medio/src/fuzz_query_resolving.py: 60%

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 2023 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. 

26import sys 

27import atheris 

28import connexion 

29 

30from werkzeug.datastructures import MultiDict 

31 

32 

33def fixed_params(data): 

34 """Create a given URI parser and pass in fixed params for the URI object 

35 and a random query.""" 

36 fdp = atheris.FuzzedDataProvider(data) 

37 collection_formats = ['csv', 'pipes', 'multi'] 

38 parameters = [{ 

39 "name": "letters", 

40 "in": "query", 

41 "type": "string", 

42 "items": { 

43 "type": "string" 

44 }, 

45 "collectionFormat": fdp.PickValueInList(collection_formats), 

46 }] 

47 

48 parser_classes = [ 

49 connexion.uri_parsing.OpenAPIURIParser, 

50 connexion.uri_parsing.Swagger2URIParser, 

51 connexion.uri_parsing.AlwaysMultiURIParser, 

52 connexion.uri_parsing.FirstValueURIParser, 

53 ] 

54 parser_class = fdp.PickValueInList(parser_classes) 

55 parser = parser_class(parameters, {}) 

56 param_dict = MultiDict([ 

57 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)), 

58 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)), 

59 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)), 

60 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)) 

61 ]) 

62 parser.resolve_query(param_dict.to_dict(flat=False)) 

63 

64 

65def arbitrary(data): 

66 """Create a given URI parser and pass in random params as well as random 

67 query params.""" 

68 fdp = atheris.FuzzedDataProvider(data) 

69 collection_formats = ['csv', 'pipes', 'multi'] 

70 parameters = [{ 

71 fdp.ConsumeUnicodeNoSurrogates(24): fdp.ConsumeUnicodeNoSurrogates(24), 

72 fdp.ConsumeUnicodeNoSurrogates(24): fdp.ConsumeUnicodeNoSurrogates(24), 

73 fdp.ConsumeUnicodeNoSurrogates(24): fdp.ConsumeUnicodeNoSurrogates(24), 

74 fdp.ConsumeUnicodeNoSurrogates(24): { 

75 fdp.ConsumeUnicodeNoSurrogates(24): fdp.ConsumeUnicodeNoSurrogates(24) 

76 }, 

77 "collectionFormat": fdp.PickValueInList(collection_formats), 

78 }] 

79 

80 parser_classes = [ 

81 connexion.uri_parsing.OpenAPIURIParser, 

82 connexion.uri_parsing.Swagger2URIParser, 

83 connexion.uri_parsing.AlwaysMultiURIParser, 

84 connexion.uri_parsing.FirstValueURIParser, 

85 ] 

86 parser_class = fdp.PickValueInList(parser_classes) 

87 try: 

88 parser = parser_class(parameters, {}) 

89 except KeyError: 

90 return 

91 param_dict = MultiDict([ 

92 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)), 

93 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)), 

94 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)), 

95 (fdp.ConsumeUnicodeNoSurrogates(24), fdp.ConsumeUnicodeNoSurrogates(24)) 

96 ]) 

97 parser.resolve_query(param_dict.to_dict(flat=False)) 

98 

99 

100def TestOneInput(data): 

101 fixed_params(data) 

102 arbitrary(data) 

103 

104 

105def main(): 

106 atheris.instrument_all() 

107 atheris.Setup(sys.argv, TestOneInput) 

108 atheris.Fuzz() 

109 

110 

111if __name__ == "__main__": 

112 main()