1 files changed, 94 insertions, 0 deletions
diff --git a/parts/django/tests/regressiontests/select_related_onetoone/tests.py b/parts/django/tests/regressiontests/select_related_onetoone/tests.py
new file mode 100644
index 0000000..4ccb584
--- /dev/null
+++ b/parts/django/tests/regressiontests/select_related_onetoone/tests.py
@@ -0,0 +1,94 @@
+from django import db
+from django.conf import settings
+from django.test import TestCase
+
+from models import (User, UserProfile, UserStat, UserStatResult, StatDetails,
+    AdvancedUserStat, Image, Product)
+
+class ReverseSelectRelatedTestCase(TestCase):
+    def setUp(self):
+        # Explicitly enable debug for these tests - we need to count
+        # the queries that have been issued.
+        self.old_debug = settings.DEBUG
+        settings.DEBUG = True
+
+        user = User.objects.create(username="test")
+        userprofile = UserProfile.objects.create(user=user, state="KS",
+                                                 city="Lawrence")
+        results = UserStatResult.objects.create(results='first results')
+        userstat = UserStat.objects.create(user=user, posts=150,
+                                           results=results)
+        details = StatDetails.objects.create(base_stats=userstat, comments=259)
+
+        user2 = User.objects.create(username="bob")
+        results2 = UserStatResult.objects.create(results='moar results')
+        advstat = AdvancedUserStat.objects.create(user=user2, posts=200, karma=5,
+                                                  results=results2)
+        StatDetails.objects.create(base_stats=advstat, comments=250)
+
+        db.reset_queries()
+
+    def assertQueries(self, queries):
+        self.assertEqual(len(db.connection.queries), queries)
+
+    def tearDown(self):
+        settings.DEBUG = self.old_debug
+
+    def test_basic(self):
+        u = User.objects.select_related("userprofile").get(username="test")
+        self.assertEqual(u.userprofile.state, "KS")
+        self.assertQueries(1)
+
+    def test_follow_next_level(self):
+        u = User.objects.select_related("userstat__results").get(username="test")
+        self.assertEqual(u.userstat.posts, 150)
+        self.assertEqual(u.userstat.results.results, 'first results')
+        self.assertQueries(1)
+
+    def test_follow_two(self):
+        u = User.objects.select_related("userprofile", "userstat").get(username="test")
+        self.assertEqual(u.userprofile.state, "KS")
+        self.assertEqual(u.userstat.posts, 150)
+        self.assertQueries(1)
+
+    def test_follow_two_next_level(self):
+        u = User.objects.select_related("userstat__results", "userstat__statdetails").get(username="test")
+        self.assertEqual(u.userstat.results.results, 'first results')
+        self.assertEqual(u.userstat.statdetails.comments, 259)
+        self.assertQueries(1)
+
+    def test_forward_and_back(self):
+        stat = UserStat.objects.select_related("user__userprofile").get(user__username="test")
+        self.assertEqual(stat.user.userprofile.state, 'KS')
+        self.assertEqual(stat.user.userstat.posts, 150)
+        self.assertQueries(1)
+
+    def test_back_and_forward(self):
+        u = User.objects.select_related("userstat").get(username="test")
+        self.assertEqual(u.userstat.user.username, 'test')
+        self.assertQueries(1)
+
+    def test_not_followed_by_default(self):
+        u = User.objects.select_related().get(username="test")
+        self.assertEqual(u.userstat.posts, 150)
+        self.assertQueries(2)
+
+    def test_follow_from_child_class(self):
+        stat = AdvancedUserStat.objects.select_related('user', 'statdetails').get(posts=200)
+        self.assertEqual(stat.statdetails.comments, 250)
+        self.assertEqual(stat.user.username, 'bob')
+        self.assertQueries(1)
+
+    def test_follow_inheritance(self):
+        stat = UserStat.objects.select_related('user', 'advanceduserstat').get(posts=200)
+        self.assertEqual(stat.advanceduserstat.posts, 200)
+        self.assertEqual(stat.user.username, 'bob')
+        self.assertEqual(stat.advanceduserstat.user.username, 'bob')
+        self.assertQueries(1)
+
+    def test_nullable_relation(self):
+        im = Image.objects.create(name="imag1")
+        p1 = Product.objects.create(name="Django Plushie", image=im)
+        p2 = Product.objects.create(name="Talking Django Plushie")
+
+        self.assertEqual(len(Product.objects.select_related("image")), 2)