public void Shl_SecondOperandGreaterThan15_ShiftPerformedModulo16()
{
// TODO: Get clarification on the DCPU spec that this is actually
// TODO: how shifts should work.
var prev = new MutableState().Set(Register.A, 0x1234).Set(Register.B, 20);
var state = new Shl(new Reg(Register.A), new Reg(Register.B)).Apply(prev);
Assert.AreEqual(0x2340, state.Get(Register.A));
Assert.AreEqual(0x0001, state.Get(Register.O));
}
public void Shl_RegisterAndLiteral_ResultAndOverflowAreCorrect()
{
var prev = new MutableState().Set(Register.A, 0x5201);
var state = new Shl(new Reg(Register.A), new Literal(4)).Apply(prev);
Assert.AreEqual(0x2010, state.Get(Register.A));
Assert.AreEqual(0x5, state.Get(Register.O));
}