public void Empty_custom_configurations_returns_null_type()
        {
            var type = new ProductTypeField().Custom("empty");

            Assert.AreEqual(TypeFieldMock.NullTypeField.Alias, type.Alias);
            Assert.AreEqual(TypeFieldMock.NullTypeField.TypeKey, type.TypeKey);
        }
        public void Empty_custom_configurations_returns_null_type()
        {
            var type = new ProductTypeField().Custom("empty");

            Assert.AreEqual(TypeFieldMock.NullTypeField.Alias, type.Alias);
            Assert.AreEqual(TypeFieldMock.NullTypeField.TypeKey, type.TypeKey);
        }