public void Increments_Integer()
        {
            var sut = new Transformer.Core.Increment();
            string res = sut.Process("42", "increment");

            Assert.AreEqual("43", res);
        }
 public void Throws_On_NaN()
 {
     var sut = new Transformer.Core.Increment();
     Assert.Throws<ArgumentException>(() => sut.Process("forty-two", "increment"));
 }
 public void Matches_Text_Command()
 {
     var sut = new Transformer.Core.Increment();
     Assert.True(sut.IsTransformCommand("increment"));
 }