public void ShouldBeAbleToAddAStructure() { var clientId = new ClientId("ABC123"); var account1 = new Account(new AccountId(12341234), clientId); var account2 = new Account(new AccountId(12341235), clientId); var clientAccounts = new ClientAccounts(); clientAccounts.Add(account1); clientAccounts.Add(account2); var structure = new Structure(clientAccounts, getAllocation(), null, null); var structures = new Structures(); structures.Add(structure); Assert.True(structures.Contains(structure)); }