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from django.contrib.contenttypes.models import ContentType
from django.core.exceptions import ValidationError
from django.test import TestCase
from .models import Comment, Tenant, Token, User
class CompositePKModelsTests(TestCase):
@classmethod
def setUpTestData(cls):
cls.tenant_1 = Tenant.objects.create()
cls.tenant_2 = Tenant.objects.create()
cls.user_1 = User.objects.create(
tenant=cls.tenant_1,
id=1,
email="user0001@example.com",
)
cls.user_2 = User.objects.create(
tenant=cls.tenant_1,
id=2,
email="user0002@example.com",
)
cls.user_3 = User.objects.create(
tenant=cls.tenant_2,
id=3,
email="user0003@example.com",
)
cls.comment_1 = Comment.objects.create(id=1, user=cls.user_1)
cls.comment_2 = Comment.objects.create(id=2, user=cls.user_1)
cls.comment_3 = Comment.objects.create(id=3, user=cls.user_2)
cls.comment_4 = Comment.objects.create(id=4, user=cls.user_3)
def test_fields(self):
# tenant_1
self.assertSequenceEqual(
self.tenant_1.user_set.order_by("pk"),
[self.user_1, self.user_2],
)
self.assertSequenceEqual(
self.tenant_1.comments.order_by("pk"),
[self.comment_1, self.comment_2, self.comment_3],
)
# tenant_2
self.assertSequenceEqual(self.tenant_2.user_set.order_by("pk"), [self.user_3])
self.assertSequenceEqual(
self.tenant_2.comments.order_by("pk"), [self.comment_4]
)
# user_1
self.assertEqual(self.user_1.id, 1)
self.assertEqual(self.user_1.tenant_id, self.tenant_1.id)
self.assertEqual(self.user_1.tenant, self.tenant_1)
self.assertEqual(self.user_1.pk, (self.tenant_1.id, self.user_1.id))
self.assertSequenceEqual(
self.user_1.comments.order_by("pk"), [self.comment_1, self.comment_2]
)
# user_2
self.assertEqual(self.user_2.id, 2)
self.assertEqual(self.user_2.tenant_id, self.tenant_1.id)
self.assertEqual(self.user_2.tenant, self.tenant_1)
self.assertEqual(self.user_2.pk, (self.tenant_1.id, self.user_2.id))
self.assertSequenceEqual(self.user_2.comments.order_by("pk"), [self.comment_3])
# comment_1
self.assertEqual(self.comment_1.id, 1)
self.assertEqual(self.comment_1.user_id, self.user_1.id)
self.assertEqual(self.comment_1.user, self.user_1)
self.assertEqual(self.comment_1.tenant_id, self.tenant_1.id)
self.assertEqual(self.comment_1.tenant, self.tenant_1)
self.assertEqual(self.comment_1.pk, (self.tenant_1.id, self.user_1.id))
def test_full_clean_success(self):
test_cases = (
# 1, 1234, {}
({"tenant": self.tenant_1, "id": 1234}, {}),
({"tenant_id": self.tenant_1.id, "id": 1234}, {}),
({"pk": (self.tenant_1.id, 1234)}, {}),
# 1, 1, {"id"}
({"tenant": self.tenant_1, "id": 1}, {"id"}),
({"tenant_id": self.tenant_1.id, "id": 1}, {"id"}),
({"pk": (self.tenant_1.id, 1)}, {"id"}),
# 1, 1, {"tenant", "id"}
({"tenant": self.tenant_1, "id": 1}, {"tenant", "id"}),
({"tenant_id": self.tenant_1.id, "id": 1}, {"tenant", "id"}),
({"pk": (self.tenant_1.id, 1)}, {"tenant", "id"}),
)
for kwargs, exclude in test_cases:
with self.subTest(kwargs):
kwargs["email"] = "user0004@example.com"
User(**kwargs).full_clean(exclude=exclude)
def test_full_clean_failure(self):
e_tenant_and_id = "User with this Tenant and Id already exists."
e_id = "User with this Id already exists."
test_cases = (
# 1, 1, {}
({"tenant": self.tenant_1, "id": 1}, {}, (e_tenant_and_id, e_id)),
({"tenant_id": self.tenant_1.id, "id": 1}, {}, (e_tenant_and_id, e_id)),
({"pk": (self.tenant_1.id, 1)}, {}, (e_tenant_and_id, e_id)),
# 2, 1, {}
({"tenant": self.tenant_2, "id": 1}, {}, (e_id,)),
({"tenant_id": self.tenant_2.id, "id": 1}, {}, (e_id,)),
({"pk": (self.tenant_2.id, 1)}, {}, (e_id,)),
# 1, 1, {"tenant"}
({"tenant": self.tenant_1, "id": 1}, {"tenant"}, (e_id,)),
({"tenant_id": self.tenant_1.id, "id": 1}, {"tenant"}, (e_id,)),
({"pk": (self.tenant_1.id, 1)}, {"tenant"}, (e_id,)),
)
for kwargs, exclude, messages in test_cases:
with self.subTest(kwargs):
with self.assertRaises(ValidationError) as ctx:
kwargs["email"] = "user0004@example.com"
User(**kwargs).full_clean(exclude=exclude)
self.assertSequenceEqual(ctx.exception.messages, messages)
def test_full_clean_update(self):
with self.assertNumQueries(1):
self.comment_1.full_clean()
def test_field_conflicts(self):
test_cases = (
({"pk": (1, 1), "id": 2}, (1, 1)),
({"id": 2, "pk": (1, 1)}, (1, 1)),
({"pk": (1, 1), "tenant_id": 2}, (1, 1)),
({"tenant_id": 2, "pk": (1, 1)}, (1, 1)),
({"pk": (2, 2), "tenant_id": 3, "id": 4}, (2, 2)),
({"tenant_id": 3, "id": 4, "pk": (2, 2)}, (2, 2)),
)
for kwargs, pk in test_cases:
with self.subTest(kwargs=kwargs):
user = User(**kwargs)
self.assertEqual(user.pk, pk)
def test_validate_unique(self):
user = User.objects.get(pk=self.user_1.pk)
user.id = None
with self.assertRaises(ValidationError) as ctx:
user.validate_unique()
self.assertSequenceEqual(
ctx.exception.messages, ("User with this Email already exists.",)
)
def test_permissions(self):
token = ContentType.objects.get_for_model(Token)
user = ContentType.objects.get_for_model(User)
comment = ContentType.objects.get_for_model(Comment)
self.assertEqual(4, token.permission_set.count())
self.assertEqual(4, user.permission_set.count())
self.assertEqual(4, comment.permission_set.count())
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