89 lines
3.6 KiB
Python
89 lines
3.6 KiB
Python
import unittest
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from django.utils import inspect
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class Person:
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def no_arguments(self):
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return None
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def one_argument(self, something):
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return something
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def just_args(self, *args):
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return args
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def all_kinds(self, name, address='home', age=25, *args, **kwargs):
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return kwargs
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@classmethod
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def cls_all_kinds(cls, name, address='home', age=25, *args, **kwargs):
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return kwargs
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class TestInspectMethods(unittest.TestCase):
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def test_get_callable_parameters(self):
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self.assertIs(
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inspect._get_callable_parameters(Person.no_arguments),
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inspect._get_callable_parameters(Person.no_arguments),
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)
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self.assertIs(
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inspect._get_callable_parameters(Person().no_arguments),
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inspect._get_callable_parameters(Person().no_arguments),
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)
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def test_get_func_full_args_no_arguments(self):
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self.assertEqual(inspect.get_func_full_args(Person.no_arguments), [])
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self.assertEqual(inspect.get_func_full_args(Person().no_arguments), [])
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def test_get_func_full_args_one_argument(self):
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self.assertEqual(inspect.get_func_full_args(Person.one_argument), [('something',)])
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self.assertEqual(
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inspect.get_func_full_args(Person().one_argument),
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[('something',)],
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)
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def test_get_func_full_args_all_arguments_method(self):
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arguments = [('name',), ('address', 'home'), ('age', 25), ('*args',), ('**kwargs',)]
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self.assertEqual(inspect.get_func_full_args(Person.all_kinds), arguments)
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self.assertEqual(inspect.get_func_full_args(Person().all_kinds), arguments)
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def test_get_func_full_args_all_arguments_classmethod(self):
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arguments = [
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('name',), ('address', 'home'), ('age', 25), ('*args',), ('**kwargs',),
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]
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self.assertEqual(inspect.get_func_full_args(Person.cls_all_kinds), arguments)
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self.assertEqual(inspect.get_func_full_args(Person().cls_all_kinds), arguments)
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def test_func_accepts_var_args_has_var_args(self):
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self.assertIs(inspect.func_accepts_var_args(Person.just_args), True)
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self.assertIs(inspect.func_accepts_var_args(Person().just_args), True)
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def test_func_accepts_var_args_no_var_args(self):
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self.assertIs(inspect.func_accepts_var_args(Person.one_argument), False)
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self.assertIs(inspect.func_accepts_var_args(Person().one_argument), False)
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def test_method_has_no_args(self):
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self.assertIs(inspect.method_has_no_args(Person.no_arguments), True)
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self.assertIs(inspect.method_has_no_args(Person().no_arguments), True)
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self.assertIs(inspect.method_has_no_args(Person.one_argument), False)
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self.assertIs(inspect.method_has_no_args(Person().one_argument), False)
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def test_func_supports_parameter(self):
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self.assertIs(inspect.func_supports_parameter(Person.all_kinds, 'address'), True)
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self.assertIs(
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inspect.func_supports_parameter(Person().all_kinds, 'address'),
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True,
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)
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self.assertIs(inspect.func_supports_parameter(Person.all_kinds, 'zone'), False)
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self.assertIs(
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inspect.func_supports_parameter(Person().all_kinds, 'zone'),
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False,
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)
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def test_func_accepts_kwargs(self):
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self.assertIs(inspect.func_accepts_kwargs(Person.just_args), False)
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self.assertIs(inspect.func_accepts_kwargs(Person().just_args), False)
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self.assertIs(inspect.func_accepts_kwargs(Person.all_kinds), True)
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self.assertIs(inspect.func_accepts_kwargs(Person().just_args), False)
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