Fixed #8795: unique_together validation no longer fails on model forms that exclude fields included in the check. Thanks, Alex Gaynor.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@8854 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/modeltests/model_forms/models.py

@@ -1192,6 +1192,14 @@ False
 >>> form._errors
 {'__all__': [u'Price with this Price and Quantity already exists.']}
 
+>>> class PriceForm(ModelForm):
+...     class Meta:
+...         model = Price
+...         exclude = ('quantity',)
+>>> form = PriceForm({'price': '6.00'})
+>>> form.is_valid()
+True
+
 # Choices on CharField and IntegerField
 >>> class ArticleForm(ModelForm):
 ...     class Meta: