Added test for connection factory

Denny Weinberg · Denny Weinberg · commit c0556efebce2 · 2017-05-02T16:10:07.000+02:00
diff --git a/graphene_sqlalchemy/fields.py b/graphene_sqlalchemy/fields.py
@@ -53,3 +53,8 @@ def createConnectionField(_type):
 def registerConnectionFieldFactory(factoryMethod):
     global __connectionFactory
     __connectionFactory = factoryMethod
+
+
+def unregisterConnectionFieldFactory():
+    global __connectionFactory
+    __connectionFactory = SQLAlchemyConnectionField
