mirror of https://github.com/django/django.git
48 lines
1.3 KiB
Python
48 lines
1.3 KiB
Python
from django.db import models
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from django.test import SimpleTestCase
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from .models import AutoModel, BigAutoModel, SmallAutoModel
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from .test_integerfield import (
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BigIntegerFieldTests, IntegerFieldTests, SmallIntegerFieldTests,
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)
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class AutoFieldTests(IntegerFieldTests):
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model = AutoModel
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rel_db_type_class = models.IntegerField
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class BigAutoFieldTests(BigIntegerFieldTests):
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model = BigAutoModel
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rel_db_type_class = models.BigIntegerField
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class SmallAutoFieldTests(SmallIntegerFieldTests):
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model = SmallAutoModel
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rel_db_type_class = models.SmallIntegerField
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class AutoFieldInheritanceTests(SimpleTestCase):
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def test_isinstance_of_autofield(self):
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for field in (models.BigAutoField, models.SmallAutoField):
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with self.subTest(field.__name__):
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self.assertIsInstance(field(), models.AutoField)
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def test_issubclass_of_autofield(self):
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class MyBigAutoField(models.BigAutoField):
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pass
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class MySmallAutoField(models.SmallAutoField):
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pass
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tests = [
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MyBigAutoField,
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MySmallAutoField,
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models.BigAutoField,
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models.SmallAutoField,
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]
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for field in tests:
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with self.subTest(field.__name__):
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self.assertTrue(issubclass(field, models.AutoField))
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