test: Add test_sould_int_convert_int

Author: abawchen

graphene_mongo/tests/test_converter.py

@@ -44,6 +44,10 @@ def test_should_uuid_convert_id():
     assert_conversion(mongoengine.UUIDField, graphene.ID)
 
 
+def test_sould_int_convert_int():
+    assert_conversion(mongoengine.IntField, graphene.Int)
+
+
 def test_should_object_id_convert_id():
     assert_conversion(mongoengine.ObjectIdField, graphene.ID)