Ticket #30343: 30343-test.diff

tests/prefetch_related/models.py

@@ -196 +196 @@
         ordering = ['id']
 
 
+class PetUUID(models.Model):
+    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+    name = models.CharField(max_length=20)
+
+
+class CommentUUID(models.Model):
+    comment = models.TextField()
+
+    # Content-object field
+    content_type = models.ForeignKey(ContentType, models.CASCADE)
+    object_pk = models.CharField(max_length=40)
+    content_object = GenericForeignKey(ct_field="content_type", fk_field="object_pk")
+
+    class Meta:
+        ordering = ['id']
+
+
 # Models for lookup ordering tests
 
 class House(models.Model):

tests/prefetch_related/tests.py

@@ -8 +8 @@
 
 from .models import (
     Author, Author2, AuthorAddress, AuthorWithAge, Bio, Book, Bookmark,
-    BookReview, BookWithYear, Comment, Department, Employee, FavoriteAuthors,
-    House, LessonEntry, ModelIterableSubclass, Person, Qualification, Reader,
-    Room, TaggedItem, Teacher, WordEntry,
+    BookReview, BookWithYear, Comment, CommentUUID, Department, Employee,
+    FavoriteAuthors, House, LessonEntry, ModelIterableSubclass, Person,
+    PetUUID, Qualification, Reader, Room, TaggedItem, Teacher, WordEntry,
 )
 
 
@@ -885 +885 @@
             qs = Comment.objects.prefetch_related('content_object')
             [c.content_object for c in qs]
 
+    def test_prefetch_GFK_uuid_pk(self):
+        pet = PetUUID.objects.create(name='Dog')
+        CommentUUID.objects.create(comment='awesome', content_object=pet)
+        qs = CommentUUID.objects.prefetch_related('content_object')
+        self.assertEqual([c.content_object for c in qs], [pet])
+
     def test_traverse_GFK(self):
         """
         A 'content_object' can be traversed with prefetch_related() and