public void Fibonacci_Test()
{
var errorResultExpected = -1;
var r = _sequencesService.Fibonacci(0);
Assert.AreEqual(errorResultExpected, r);
r = _sequencesService.Fibonacci(-999);
Assert.AreEqual(errorResultExpected, r);
r = _sequencesService.Fibonacci(101);
Assert.AreEqual(errorResultExpected, r);
//Fibonacci(1) must return 1
r = _sequencesService.Fibonacci(1);
Assert.AreEqual(1, r);
//Fibonacci(2) must return 1
r = _sequencesService.Fibonacci(2);
Assert.AreEqual(1, r);
//Fibonacci(6) must return 8
r = _sequencesService.Fibonacci(6);
Assert.AreEqual(8, r);
r = _sequencesService.Fibonacci(100);
Assert.AreEqual(354224848179261915075M, r);
}
public decimal Fibonacci(int n)
{
return(_sequencesService.Fibonacci(n));
}