public void CalculateTotalSales_ShouldReturnTeamSales() { //Arrange _member1 = new Member("Smith", 100); _member2 = new Member("Williams", 200); _memberRepository = new MemberRepository(); //Act _memberRepository.AddMemberToList(_member1); _memberRepository.AddMemberToList(_member2); var actual = _memberRepository.CalculateTeamSales(); var expected = 300m; //Assert Assert.AreEqual(expected, actual); }