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-rw-r--r--parts/django/tests/regressiontests/model_inheritance_select_related/tests.py29
1 files changed, 29 insertions, 0 deletions
diff --git a/parts/django/tests/regressiontests/model_inheritance_select_related/tests.py b/parts/django/tests/regressiontests/model_inheritance_select_related/tests.py
new file mode 100644
index 0000000..e1ed609
--- /dev/null
+++ b/parts/django/tests/regressiontests/model_inheritance_select_related/tests.py
@@ -0,0 +1,29 @@
+from operator import attrgetter
+
+from django.test import TestCase
+
+from models import Restaurant, Person
+
+
+class ModelInheritanceSelectRelatedTests(TestCase):
+ def test_inherited_select_related(self):
+ # Regression test for #7246
+ r1 = Restaurant.objects.create(
+ name="Nobu", serves_sushi=True, serves_steak=False
+ )
+ r2 = Restaurant.objects.create(
+ name="Craft", serves_sushi=False, serves_steak=True
+ )
+ p1 = Person.objects.create(name="John", favorite_restaurant=r1)
+ p2 = Person.objects.create(name="Jane", favorite_restaurant=r2)
+
+ self.assertQuerysetEqual(
+ Person.objects.order_by("name").select_related(), [
+ "Jane",
+ "John",
+ ],
+ attrgetter("name")
+ )
+
+ jane = Person.objects.order_by("name").select_related("favorite_restaurant")[0]
+ self.assertEqual(jane.favorite_restaurant.name, "Craft")