public void SqureShouldReturnNumberTooLow()
{
var ram = new Ram(8);
var cpu = new Cpu(2, 32, ram);
ram.SaveValue(-1);
var actual = cpu.SquareNumber();
var expected = NumTooLow;
Assert.AreEqual(expected, actual);
}
public void SqureShouldReturnNumberTooHigh128bit()
{
var ram = new Ram(8);
var cpu = new Cpu(2, 128, ram);
ram.SaveValue(2001);
var actual = cpu.SquareNumber();
var expected = NumTooHigh;
Assert.AreEqual(expected, actual);
}
public void SqureShouldReturnCorrectValue()
{
int numberToSqure = 500;
int square = numberToSqure * numberToSqure;
// Create a mocked RAM to give a number to the CPU to operate with
var mockedRam = new Mock<IRam>();
mockedRam.Setup(r => r.LoadValue()).Returns(numberToSqure);
var cpu = new Cpu(2, 32, mockedRam.Object);
var actual = cpu.SquareNumber();
var expected = string.Format(SquareResultFormat, numberToSqure, square);
Assert.AreEqual(expected, actual);
}
