public void UpdateBlabTest() { User testUser = new User("*****@*****.**"); string message1 = "You are all free... if you weren't already"; string message2 = "Better clench up Legolas"; Blab blab = new Blab(message1, testUser); _harness.Add(blab); blab.Message = message2; _harness.Update(blab); var expected = _harness.GetByUserMessage(blab); var actual = _harness.GetByUserMessage(blab); Assert.AreEqual(expected.Message, actual.Message); }