public void TestThat_GetSessionsVotedForByKnownUser_ObtainsTheSessionsForTheSpecifiedUser()
        {
            var dataProvider = new DataProviderBuilder().Build();
            var controller = new VotingControllerBuilder().WithDataProvider(dataProvider).Build();

            controller.GetSessionsVotedForByKnownUser(1234);

            dataProvider.Received().GetVotedForSessions(1234);
        }