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
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
from django.core.exceptions import ImproperlyConfigured
from django.db import models
from django.test import SimpleTestCase, override_settings
from django.test.utils import isolate_apps
class MyBigAutoField(models.BigAutoField):
pass
@isolate_apps("model_options")
class TestDefaultPK(SimpleTestCase):
@override_settings(DEFAULT_AUTO_FIELD="django.db.models.NonexistentAutoField")
def test_default_auto_field_setting_nonexistent(self):
msg = (
"DEFAULT_AUTO_FIELD refers to the module "
"'django.db.models.NonexistentAutoField' that could not be "
"imported."
)
with self.assertRaisesMessage(ImproperlyConfigured, msg):
class Model(models.Model):
pass
@isolate_apps("model_options.apps.ModelPKNonexistentConfig")
def test_app_default_auto_field_nonexistent(self):
msg = (
"model_options.apps.ModelPKNonexistentConfig.default_auto_field "
"refers to the module 'django.db.models.NonexistentAutoField' "
"that could not be imported."
)
with self.assertRaisesMessage(ImproperlyConfigured, msg):
class Model(models.Model):
pass
@override_settings(DEFAULT_AUTO_FIELD="django.db.models.TextField")
def test_default_auto_field_setting_non_auto(self):
msg = (
"Primary key 'django.db.models.TextField' referred by "
"DEFAULT_AUTO_FIELD must subclass AutoField."
)
with self.assertRaisesMessage(ValueError, msg):
class Model(models.Model):
pass
@isolate_apps("model_options.apps.ModelPKNonAutoConfig")
def test_app_default_auto_field_non_auto(self):
msg = (
"Primary key 'django.db.models.TextField' referred by "
"model_options.apps.ModelPKNonAutoConfig.default_auto_field must "
"subclass AutoField."
)
with self.assertRaisesMessage(ValueError, msg):
class Model(models.Model):
pass
@override_settings(DEFAULT_AUTO_FIELD=None)
def test_default_auto_field_setting_none(self):
msg = "DEFAULT_AUTO_FIELD must not be empty."
with self.assertRaisesMessage(ImproperlyConfigured, msg):
class Model(models.Model):
pass
@isolate_apps("model_options.apps.ModelPKNoneConfig")
def test_app_default_auto_field_none(self):
msg = (
"model_options.apps.ModelPKNoneConfig.default_auto_field must not "
"be empty."
)
with self.assertRaisesMessage(ImproperlyConfigured, msg):
class Model(models.Model):
pass
@isolate_apps("model_options.apps.ModelDefaultPKConfig")
@override_settings(DEFAULT_AUTO_FIELD="django.db.models.SmallAutoField")
def test_default_auto_field_setting(self):
class Model(models.Model):
pass
self.assertIsInstance(Model._meta.pk, models.SmallAutoField)
@override_settings(
DEFAULT_AUTO_FIELD="model_options.test_default_pk.MyBigAutoField"
)
def test_default_auto_field_setting_bigautofield_subclass(self):
class Model(models.Model):
pass
self.assertIsInstance(Model._meta.pk, MyBigAutoField)
@isolate_apps("model_options.apps.ModelPKConfig")
@override_settings(DEFAULT_AUTO_FIELD="django.db.models.AutoField")
def test_app_default_auto_field(self):
class Model(models.Model):
pass
self.assertIsInstance(Model._meta.pk, models.SmallAutoField)
@isolate_apps("model_options.apps.ModelDefaultPKConfig")
@override_settings(DEFAULT_AUTO_FIELD="django.db.models.SmallAutoField")
def test_m2m_default_auto_field_setting(self):
class M2MModel(models.Model):
m2m = models.ManyToManyField("self")
m2m_pk = M2MModel._meta.get_field("m2m").remote_field.through._meta.pk
self.assertIsInstance(m2m_pk, models.SmallAutoField)
@isolate_apps("model_options.apps.ModelPKConfig")
@override_settings(DEFAULT_AUTO_FIELD="django.db.models.AutoField")
def test_m2m_app_default_auto_field(self):
class M2MModel(models.Model):
m2m = models.ManyToManyField("self")
m2m_pk = M2MModel._meta.get_field("m2m").remote_field.through._meta.pk
self.assertIsInstance(m2m_pk, models.SmallAutoField)
|
