[1.2.X] Corrected the way databases were compared. This allows runnin…

…g the test suite with two in memory SQLite databases. Backport of [14619].

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14620 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/db/backends/__init__.py

@@ -22,7 +22,7 @@ def __init__(self, settings_dict, alias=DEFAULT_DB_ALIAS):
         self.alias = alias
 
     def __eq__(self, other):
-        return self.settings_dict == other.settings_dict
+        return self.alias == other.alias
 
     def __ne__(self, other):
         return not self == other

tests/test_sqlite.py

@@ -18,6 +18,5 @@
     },
     'other': {
         'ENGINE': 'django.db.backends.sqlite3',
-        'TEST_NAME': 'other_db'
     }
 }