Beispiel #1
0
 public TidemansAlternativeTests(ITestOutputHelper testOutputHelper, BallotSetFixture fixture)
     : base(testOutputHelper, fixture)
 {
     tabulatorFactory = new TidemansAlternativeTabulatorFactory();
     // Use Last Difference by default
     tabulatorFactory.SetTiebreaker(new LastDifferenceTiebreakerFactory());
 }
        public void A1Test()
        {
            AbstractBallotStorage s = new DavidHillFormat();
            BallotSet             ballots;

            using (MemoryMappedFile file =
                       MemoryMappedFile.CreateFromFile(
                           new FileStream("./resources/electiondata/historic_elections/BurlingtonVT2009.HIL", FileMode.Open, FileAccess.Read, FileShare.Read),
                           null, 0, MemoryMappedFileAccess.CopyOnWrite, HandleInheritability.None, false))
            {
                using (MemoryMappedViewStream vs = file.CreateViewStream(0, 0, MemoryMappedFileAccess.Read))
                    ballots = s.LoadBallots(vs);
            }

            Assert.NotNull(ballots);

            List <string>            winners = null;
            AbstractTabulatorFactory f;
            AbstractTabulator        t;

            void Monitor_TabulationComplete(object sender, TabulationStateEventArgs e)
            {
                winners = e.CandidateStates
                          .Where(x => x.Value.State == CandidateState.States.elected)
                          .Select(x => x.Key.Name).ToList();

                output.WriteLine("Tabulation completion data:");
                fixture.PrintTabulationState(e);
            }

            void Monitor_RoundComplete(object sender, TabulationStateEventArgs e)
            {
                output.WriteLine("Round completion data:");
                fixture.PrintTabulationState(e);
            }

            f = new TidemansAlternativeTabulatorFactory();

            // Use Last Difference
            f.SetTiebreaker(new LastDifferenceTiebreakerFactory());

            t = f.CreateTabulator();

            Assert.NotNull(t);

            t.Monitor.TabulationComplete += Monitor_TabulationComplete;
            t.Monitor.RoundComplete      += Monitor_RoundComplete;

            t.Tabulate(ballots, null, 1);

            t.Monitor.TabulationComplete -= Monitor_TabulationComplete;
            t.Monitor.RoundComplete      -= Monitor_RoundComplete;
        }