public void Initialise_InitialisesRegisters()
{
// Arrange
var registerBank = new RegisterBank {
V = new byte[] { 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf, 0xf }
};
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(16, registerBank.V.Length);
Assert.AreEqual(0, registerBank.V[0x00]);
Assert.AreEqual(0, registerBank.V[0x01]);
Assert.AreEqual(0, registerBank.V[0x02]);
Assert.AreEqual(0, registerBank.V[0x03]);
Assert.AreEqual(0, registerBank.V[0x04]);
Assert.AreEqual(0, registerBank.V[0x05]);
Assert.AreEqual(0, registerBank.V[0x06]);
Assert.AreEqual(0, registerBank.V[0x07]);
Assert.AreEqual(0, registerBank.V[0x08]);
Assert.AreEqual(0, registerBank.V[0x09]);
Assert.AreEqual(0, registerBank.V[0x0a]);
Assert.AreEqual(0, registerBank.V[0x0b]);
Assert.AreEqual(0, registerBank.V[0x0c]);
Assert.AreEqual(0, registerBank.V[0x0d]);
Assert.AreEqual(0, registerBank.V[0x0e]);
Assert.AreEqual(0, registerBank.V[0x0f]);
}
public void Initialise_InitialisesStack()
{
// Arrange
var registerBank = new RegisterBank();
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(0, registerBank.Stack.Count);
}
public void Initialise_InitialisesStackPointer()
{
// Arrange
var registerBank = new RegisterBank();
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(0xfa0, registerBank.SP);
}
public void Initialise_InitialisesProgramCounter()
{
// Arrange
var registerBank = new RegisterBank();
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(0x200, registerBank.PC);
}
public void Initialise_InitialisesKey()
{
// Arrange
var registerBank = new RegisterBank {
Key = 0x1
};
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(0, registerBank.Key);
}
public void Initialise_InitialisesI()
{
// Arrange
var registerBank = new RegisterBank {
I = 0xfff
};
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(0, registerBank.I);
}
public void Initialise_InitialisesKeySound()
{
// Arrange
var registerBank = new RegisterBank {
Sound = 0xf
};
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(0, registerBank.Sound);
}
public void Initialise_InitialisesDelay()
{
// Arrange
var registerBank = new RegisterBank {
Delay = 0xf
};
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(0, registerBank.Delay);
}
public void Initialise_InitialisesKeyPressed()
{
// Arrange
var registerBank = new RegisterBank {
KeyPressed = true
};
// Act
registerBank.Initialise();
// Assert
Assert.AreEqual(false, registerBank.KeyPressed);
}
