1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
import unittest
from django.utils import inspect
class Person:
def no_arguments(self):
return None
def one_argument(self, something):
return something
def just_args(self, *args):
return args
def all_kinds(self, name, address="home", age=25, *args, **kwargs):
return kwargs
@classmethod
def cls_all_kinds(cls, name, address="home", age=25, *args, **kwargs):
return kwargs
class TestInspectMethods(unittest.TestCase):
def test_get_callable_parameters(self):
self.assertIs(
inspect._get_callable_parameters(Person.no_arguments),
inspect._get_callable_parameters(Person.no_arguments),
)
self.assertIs(
inspect._get_callable_parameters(Person().no_arguments),
inspect._get_callable_parameters(Person().no_arguments),
)
def test_get_func_full_args_no_arguments(self):
self.assertEqual(inspect.get_func_full_args(Person.no_arguments), [])
self.assertEqual(inspect.get_func_full_args(Person().no_arguments), [])
def test_get_func_full_args_one_argument(self):
self.assertEqual(
inspect.get_func_full_args(Person.one_argument), [("something",)]
)
self.assertEqual(
inspect.get_func_full_args(Person().one_argument),
[("something",)],
)
def test_get_func_full_args_all_arguments_method(self):
arguments = [
("name",),
("address", "home"),
("age", 25),
("*args",),
("**kwargs",),
]
self.assertEqual(inspect.get_func_full_args(Person.all_kinds), arguments)
self.assertEqual(inspect.get_func_full_args(Person().all_kinds), arguments)
def test_get_func_full_args_all_arguments_classmethod(self):
arguments = [
("name",),
("address", "home"),
("age", 25),
("*args",),
("**kwargs",),
]
self.assertEqual(inspect.get_func_full_args(Person.cls_all_kinds), arguments)
self.assertEqual(inspect.get_func_full_args(Person().cls_all_kinds), arguments)
def test_func_accepts_var_args_has_var_args(self):
self.assertIs(inspect.func_accepts_var_args(Person.just_args), True)
self.assertIs(inspect.func_accepts_var_args(Person().just_args), True)
def test_func_accepts_var_args_no_var_args(self):
self.assertIs(inspect.func_accepts_var_args(Person.one_argument), False)
self.assertIs(inspect.func_accepts_var_args(Person().one_argument), False)
def test_method_has_no_args(self):
self.assertIs(inspect.method_has_no_args(Person.no_arguments), True)
self.assertIs(inspect.method_has_no_args(Person().no_arguments), True)
self.assertIs(inspect.method_has_no_args(Person.one_argument), False)
self.assertIs(inspect.method_has_no_args(Person().one_argument), False)
def test_func_supports_parameter(self):
self.assertIs(
inspect.func_supports_parameter(Person.all_kinds, "address"), True
)
self.assertIs(
inspect.func_supports_parameter(Person().all_kinds, "address"),
True,
)
self.assertIs(inspect.func_supports_parameter(Person.all_kinds, "zone"), False)
self.assertIs(
inspect.func_supports_parameter(Person().all_kinds, "zone"),
False,
)
def test_func_accepts_kwargs(self):
self.assertIs(inspect.func_accepts_kwargs(Person.just_args), False)
self.assertIs(inspect.func_accepts_kwargs(Person().just_args), False)
self.assertIs(inspect.func_accepts_kwargs(Person.all_kinds), True)
self.assertIs(inspect.func_accepts_kwargs(Person().just_args), False)
|
