public void LD_nn_ddTest() { PrivateObject param0 = new PrivateObject(new Z80(new Memory48K())); Z80_Accessor target = new Z80_Accessor(param0); target.Set16BitRegisters(0, 0x4644); target.Memory[0] = 0x00; target.Memory[1] = 0x10; target.LD_nn_dd(0); Assert.IsTrue(target.Memory[0x1000] == 0x44 && target.Memory[0x1001] == 0x46, "Error: LD (nn), dd"); }