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84 lines
3.2 KiB
Python
84 lines
3.2 KiB
Python
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from django.test import TestCase
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from .models import Comment, Tenant, User
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class CompositePKDeleteTests(TestCase):
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maxDiff = None
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@classmethod
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def setUpTestData(cls):
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cls.tenant_1 = Tenant.objects.create()
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cls.tenant_2 = Tenant.objects.create()
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cls.user_1 = User.objects.create(
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tenant=cls.tenant_1,
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id=1,
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email="user0001@example.com",
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)
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cls.user_2 = User.objects.create(
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tenant=cls.tenant_2,
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id=2,
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email="user0002@example.com",
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)
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cls.comment_1 = Comment.objects.create(id=1, user=cls.user_1)
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cls.comment_2 = Comment.objects.create(id=2, user=cls.user_2)
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cls.comment_3 = Comment.objects.create(id=3, user=cls.user_2)
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def test_delete_tenant_by_pk(self):
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result = Tenant.objects.filter(pk=self.tenant_1.pk).delete()
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self.assertEqual(
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result,
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(
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3,
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{
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"composite_pk.Comment": 1,
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"composite_pk.User": 1,
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"composite_pk.Tenant": 1,
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},
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),
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)
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self.assertIs(Tenant.objects.filter(pk=self.tenant_1.pk).exists(), False)
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self.assertIs(Tenant.objects.filter(pk=self.tenant_2.pk).exists(), True)
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self.assertIs(User.objects.filter(pk=self.user_1.pk).exists(), False)
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self.assertIs(User.objects.filter(pk=self.user_2.pk).exists(), True)
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self.assertIs(Comment.objects.filter(pk=self.comment_1.pk).exists(), False)
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self.assertIs(Comment.objects.filter(pk=self.comment_2.pk).exists(), True)
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self.assertIs(Comment.objects.filter(pk=self.comment_3.pk).exists(), True)
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def test_delete_user_by_pk(self):
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result = User.objects.filter(pk=self.user_1.pk).delete()
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self.assertEqual(
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result, (2, {"composite_pk.User": 1, "composite_pk.Comment": 1})
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)
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self.assertIs(User.objects.filter(pk=self.user_1.pk).exists(), False)
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self.assertIs(User.objects.filter(pk=self.user_2.pk).exists(), True)
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self.assertIs(Comment.objects.filter(pk=self.comment_1.pk).exists(), False)
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self.assertIs(Comment.objects.filter(pk=self.comment_2.pk).exists(), True)
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self.assertIs(Comment.objects.filter(pk=self.comment_3.pk).exists(), True)
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def test_delete_comments_by_user(self):
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result = Comment.objects.filter(user=self.user_2).delete()
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self.assertEqual(result, (2, {"composite_pk.Comment": 2}))
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self.assertIs(Comment.objects.filter(pk=self.comment_1.pk).exists(), True)
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self.assertIs(Comment.objects.filter(pk=self.comment_2.pk).exists(), False)
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self.assertIs(Comment.objects.filter(pk=self.comment_3.pk).exists(), False)
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def test_delete_without_pk(self):
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msg = (
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"Comment object can't be deleted because its pk attribute is set "
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"to None."
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)
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with self.assertRaisesMessage(ValueError, msg):
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Comment().delete()
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with self.assertRaisesMessage(ValueError, msg):
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Comment(tenant_id=1).delete()
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with self.assertRaisesMessage(ValueError, msg):
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Comment(id=1).delete()
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