public void TestMergingTwoDictionaries() { //Arrange User user1 = users[0]; User user2 = users[1]; User user3 = users[2]; Dictionary <User, int> dic1 = new Dictionary <User, int>(); Dictionary <User, int> dic2 = new Dictionary <User, int>(); dic1[user1] = 7; dic1[user2] = 8; dic1[user3] = 9; dic2[user1] = 1; dic2[user2] = 2; dic2[user3] = 3; //Act Dictionary <User, int> result = _service.MergeDictionaries(dic1, dic2); //Assert Assert.AreEqual(8, result[user1]); }