public void GetGuidValue_returns_existing_value() { // arrange TagCompound target; Guid expected; Guid actual; string name; expected = new Guid("{52C1F966-496F-4802-841D-9E5579C86706}"); name = "alpha"; target = new TagCompound(); target.Value.Add(name, expected); // act actual = target.GetGuidValue(name); // assert Assert.AreEqual(expected, actual); }