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Code Issues 32 Releases Wiki Activity

Refs #34701 -- Moved UniqueConstraint(nulls_distinct) validation tests.

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The original tests required the creation of a model that is no longer necessary
and were exercising Model.full_clean(validate_constraints) which has nothing
to do with the nulls_distinct feature.
This commit is contained in:
Simon Charette
2024-07-13 22:15:21 -04:00
committed by Sarah Boyce
parent adc0b6aac3
commit 0e49a8c3bd
3 changed files with 13 additions and 37 deletions
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13
tests/constraints/tests.py
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@@ -1070,6 +1070,19 @@ class UniqueConstraintTests(TestCase):
is_not_null_constraint.validate(Product, Product(price=4, discounted_price=3))
is_not_null_constraint.validate(Product, Product(price=2, discounted_price=1))
def test_validate_nulls_distinct_fields(self):
Product.objects.create(price=42)
constraint = models.UniqueConstraint(
fields=["price"],
nulls_distinct=False,
name="uniq_prices_nulls_distinct",
)
constraint.validate(Product, Product(price=None))
Product.objects.create(price=None)
msg = "Product with this Price already exists."
with self.assertRaisesMessage(ValidationError, msg):
constraint.validate(Product, Product(price=None))
def test_validate_nulls_distinct_expressions(self):
Product.objects.create(price=42)
constraint = models.UniqueConstraint(