public void EX_DE_HLTest() { PrivateObject param0 = new PrivateObject(new Z80(new Memory48K())); Z80_Accessor target = new Z80_Accessor(param0); target.Set16BitRegisters(1, 0x2822); target.Set16BitRegisters(2, 0x499a); target.EX_DE_HL(); Assert.IsTrue(target.Get16BitRegisters(1) == 0x499a && target.Get16BitRegisters(2) == 0x2822, "Error: EX DE, HL"); }