[1.2.X] Added a skip for a test that fails in Oracle. Unlike other backends, Oracle does not allow duplicate rows where there is a unique_together constraint for which some but not all of the columns are NULL.

Backport of r15777 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@15778 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/modeltests/model_formsets/tests.py

@@ -4,7 +4,8 @@ from datetime import date
 from decimal import Decimal
 
 from django import forms
-from django.db import models
+from django.conf import settings
+from django.db import models, DEFAULT_DB_ALIAS
 from django.forms.models import (_get_foreign_key, inlineformset_factory,
     modelformset_factory, modelformset_factory)
 from django.test import TestCase
@@ -577,10 +578,13 @@ class ModelFormsetTest(TestCase):
         self.assertEqual(book1.title, 'Flowers of Evil')
         self.assertEqual(book1.notes, 'English translation of Les Fleurs du Mal')
 
+    if settings.DATABASES[DEFAULT_DB_ALIAS]['ENGINE'] != 'django.db.backends.oracle':
+        def test_inline_formsets_with_nullable_unique_together(self):
             # Test inline formsets where the inline-edited object has a
             # unique_together constraint with a nullable member
 
             AuthorBooksFormSet4 = inlineformset_factory(Author, BookWithOptionalAltEditor, can_delete=False, extra=2)
+            author = Author.objects.create(pk=1, name='Charles Baudelaire')
 
             data = {
                 'bookwithoptionalalteditor_set-TOTAL_FORMS': '2', # the number of forms rendered