public void FailToSubtractASingleNumber() { var function = new SubtractFunction(); Assert.Throws <ArgumentException>(() => { var inputs = function.GetInputs(); inputs[0].Value = new[] { 1 }; var result = function.Calculate(inputs); }); }
public void SuccessfullySubtractNumbers() { var function = new SubtractFunction(); var inputs = function.GetInputs(); Assert.Single(inputs); inputs[0].Value = new[] { 3, 2, 1 }; var result = function.Calculate(inputs); Assert.NotNull(result); Assert.Collection(result, i => { Assert.Equal(typeof(double), i.Value.GetType()); Assert.Equal(0, TypeConverter.ToObject <int>(i.Value)); }); }