From cf09681a7352504f9970ad5df4dbc49087410479 Mon Sep 17 00:00:00 2001
From: Josh <josh@joshthomas.dev>
Date: Thu, 10 Apr 2025 22:07:02 -0500
Subject: [PATCH] Add failing test for `UniqueConstraint` validation with
 `source` attribute

---
 tests/test_validators.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/tests/test_validators.py b/tests/test_validators.py
index 29b097ef3..d19734d98 100644
--- a/tests/test_validators.py
+++ b/tests/test_validators.py
@@ -683,6 +683,24 @@ class TestUniqueConstraintValidation(TestCase):
         result = serializer.save()
         self.assertIsInstance(result, UniqueConstraintNullableModel)
 
+    def test_unique_constraint_source(self):
+        class SourceUniqueConstraintSerializer(serializers.ModelSerializer):
+            raceName = serializers.CharField(source="race_name")
+
+            class Meta:
+                model = UniqueConstraintModel
+                fields = ("raceName", "position", "global_id", "fancy_conditions")
+
+        serializer = SourceUniqueConstraintSerializer(
+            data={
+                "raceName": "example",
+                "position": 5,
+                "global_id": 11,
+                "fancy_conditions": 11,
+            }
+        )
+        assert serializer.is_valid()
+
 
 # Tests for `UniqueForDateValidator`
 # ----------------------------------