public void Execute_NegativeImmediate()
{
reg[1] = 0x00000003;
target = new AddiInstruction(2, 1, 0xFFFF);
target.Execute(ref pc, mem, reg);
Assert.AreEqual(0x00000002, reg[2]);
Assert.AreEqual(0x00000004, pc);
}
public void Execute_Overflow()
{
reg[1] = 0xFFFFFFFF;
target = new AddiInstruction(1, 1, 0x0001);
target.Execute(ref pc, mem, reg);
Assert.AreEqual(0x00000000, reg[1]);
Assert.AreEqual(0x00000004, pc);
}
public void Execute_AddPositiveNumbers()
{
reg[1] = 0x00000002;
target = new AddiInstruction(1, 1, 0x0001);
target.Execute(ref pc, mem, reg);
Assert.AreEqual(0x00000003, reg[1]);
Assert.AreEqual(0x00000004, pc);
}