public void CalculateRootTest2()
{
var exp = new Root(new Number(-8), new Number(3));
Assert.Equal(-2.0, exp.Execute());
}
public void NegativeNumberExecuteTest()
{
var exp = new Root(new Number(-25), new Number(2));
Assert.Equal(double.NaN, exp.Execute());
}
public void CalculateRootTest1()
{
var exp = new Root(new Number(8), new Number(3));
Assert.Equal(Math.Pow(8, 1.0 / 3.0), exp.Execute());
}