flushing db after every test group that touches the db

tests/categories.js

@@ -55,7 +55,6 @@ describe('Categories', function() {
 	});
 
 	after(function() {
-		db.delete('category:' + categoryObj.cid);
-		db.sortedSetRemove('categories:cid', categoryObj.cid);
+		db.flushdb();
 	});
 });

tests/database.js

@@ -362,4 +362,8 @@ describe('Test database', function() {
 		});
 
 	});
+
+	after(function() {
+		db.flushdb();
+	});
 });

tests/groups.js

@@ -285,4 +285,8 @@ describe('Groups', function() {
 			});
 		});
 	});
+
+	after(function() {
+		db.flushdb();
+	});
 });