public void UseField2_T_FactoryNull_ArgumentNullException()
        {
            // arrange
            // act
            Action action = () => QueryExecutionBuilderExtensions
                            .UseField <object>(QueryExecutionBuilder.New(), null);

            // assert
            Assert.Throws <ArgumentNullException>(action);
        }
        public void UseField2_T_BuilderNull_ArgumentNullException()
        {
            // arrange
            // act
            Action action = () => QueryExecutionBuilderExtensions
                            .UseField(null, (sp, next) => new object());

            // assert
            Assert.Throws <ArgumentNullException>(action);
        }