public void ReadThrowsInvalidOperationException()
{
var cpuStateManager = new Mock<ICpuStateOperations>();
var operand = new PushOperand();
Assert.Throws<InvalidOperationException>(() => operand.Read(cpuStateManager.Object));
}
public void ToStringReturnsOperandStringRepresentation()
{
var operand = new PushOperand();
Assert.That(operand.ToString(), Is.EqualTo("PUSH"));
}