Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.8/site-packages/openapi_schema_validator/_format.py: 47%

1import binascii 

2from base64 import b64decode 

3from base64 import b64encode 

4from numbers import Number 

5from typing import Any 

6from typing import Union 

7 

8from jsonschema._format import FormatChecker 

9 

10 

11def is_int32(instance: Any) -> bool: 

12 # bool inherits from int, so ensure bools aren't reported as ints 

13 if isinstance(instance, bool): 

14 return True 

15 if not isinstance(instance, int): 

16 return True 

17 return ~(1 << 31) < instance < 1 << 31 

18 

19 

20def is_int64(instance: Any) -> bool: 

21 # bool inherits from int, so ensure bools aren't reported as ints 

22 if isinstance(instance, bool): 

23 return True 

24 if not isinstance(instance, int): 

25 return True 

26 return ~(1 << 63) < instance < 1 << 63 

27 

28 

29def is_float(instance: Any) -> bool: 

30 # bool inherits from int 

31 if isinstance(instance, int): 

32 return True 

33 if not isinstance(instance, Number): 

34 return True 

35 return isinstance(instance, float) 

36 

37 

38def is_double(instance: Any) -> bool: 

39 # bool inherits from int 

40 if isinstance(instance, int): 

41 return True 

42 if not isinstance(instance, Number): 

43 return True 

44 # float has double precision in Python 

45 # It's double in CPython and Jython 

46 return isinstance(instance, float) 

47 

48 

49def is_binary(instance: Any) -> bool: 

50 if not isinstance(instance, (str, bytes)): 

51 return True 

52 if isinstance(instance, str): 

53 return False 

54 return True 

55 

56 

57def is_byte(instance: Union[str, bytes]) -> bool: 

58 if not isinstance(instance, (str, bytes)): 

59 return True 

60 if isinstance(instance, str): 

61 instance = instance.encode() 

62 

63 encoded = b64encode(b64decode(instance)) 

64 return encoded == instance 

65 

66 

67def is_password(instance: Any) -> bool: 

68 # A hint to UIs to obscure input 

69 return True 

70 

71 

72oas30_format_checker = FormatChecker() 

73oas30_format_checker.checks("int32")(is_int32) 

74oas30_format_checker.checks("int64")(is_int64) 

75oas30_format_checker.checks("float")(is_float) 

76oas30_format_checker.checks("double")(is_double) 

77oas30_format_checker.checks("binary")(is_binary) 

78oas30_format_checker.checks("byte", (binascii.Error, TypeError))(is_byte) 

79oas30_format_checker.checks("password")(is_password) 

80 

81oas31_format_checker = FormatChecker() 

82oas31_format_checker.checks("int32")(is_int32) 

83oas31_format_checker.checks("int64")(is_int64) 

84oas31_format_checker.checks("float")(is_float) 

85oas31_format_checker.checks("double")(is_double) 

86oas31_format_checker.checks("password")(is_password)