public void GetNlookTest()
{
_testVar.SetValues(1.1, 2, 3);
Assert.Equal("2,2*x^(1)", _testVar.GetNlook(1));
Assert.NotEqual("2,2", _testVar.GetNlook(1));
Assert.NotEqual("", _testVar.GetNlook(1));
}
public void MainTest()
{
var func = new StepFunction(4, 3, 3);
StepFunction[] array =
{
new StepFunction(10, 0, 2),
new StepFunction(4, 1, 2),
new StepFunction(3, 2, 2)
};
const int n = 4;
const int m = 2;
Assert.NotNull(func.A);
Assert.NotNull(func.B);
Assert.NotNull(func.X);
Assert.NotEmpty(array);
Assert.NotNull(array[0]);
Assert.NotNull(array[1]);
Assert.NotNull(array[2]);
Assert.Throws <IndexOutOfRangeException>(() => Assert.Null(array[3]));
Assert.Equal(108, func.FuncRes());
Assert.Equal("0*x^(-1)", func.GetNlook(n));
Assert.Equal(0, func.GetNresult(n));
var look = " ";
double result = 0;
double derivativeRes = 0;
foreach (var el in array)
{
result += el.FuncRes();
look += el.GetNlook(m);
look += "+ ";
derivativeRes += el.GetNresult(m);
}
look = look.Substring(0, look.Length - 2);
Assert.Equal(30, result);
Assert.Equal(" 0*x^(-2)+ 0*x^(-1)+ 6*x^(0)", look);
Assert.Equal(6, derivativeRes);
}
