Ticket #3077: 3077-test.diff

tests/regressiontests/model_regress/models.py

@@ -58 +58 @@
         # object).
         return 'Názov: %s' % self.name
 
+class OneToOneChainA(models.Model):
+    key = models.CharField(max_length=10, primary_key=True)
 
+class OneToOneChainB(models.Model):
+    a = models.OneToOneField(OneToOneChainA, primary_key=True)
+
+class OneToOneChainC(models.Model):
+    a = models.ForeignKey(OneToOneChainA)
+    b = models.OneToOneField(OneToOneChainB, primary_key=True)
+
+class OneToOneChainD(models.Model):
+    a = models.ForeignKey(OneToOneChainA)
+    b = models.ForeignKey(OneToOneChainB)
+    c = models.OneToOneField(OneToOneChainC, primary_key=True)
+
 __test__ = {'API_TESTS': """
 (NOTE: Part of the regression test here is merely parsing the model
 declaration. The verbose_name, in particular, did not always work.)
@@ -147 +161 @@
 >>> BrokenUnicodeMethod.objects.all()
 [<BrokenUnicodeMethod: [Bad Unicode data]>]
 
+# Regression test for #3077
+>>> OneToOneChainB._meta.pk.db_type() == OneToOneChainA._meta.pk.db_type()
+True
+>>> OneToOneChainC._meta.pk.db_type() == OneToOneChainA._meta.pk.db_type()
+True
+>>> OneToOneChainD._meta.pk.db_type() == OneToOneChainA._meta.pk.db_type()
+True
+
 """}
 
 if settings.DATABASE_ENGINE not in ("mysql", "oracle"):