public void Wikipedia_Tennessee()
{
var memphis = new Candidate("Memphis");
var nashville = new Candidate("Nashville");
var chattanooga = new Candidate("Chattanooga");
var knoxville = new Candidate("Knoxville");
var candidates = new Candidate[] { memphis, nashville, chattanooga, knoxville, }
.ToHashSet();
var votes = Enumerable.Repeat(new Candidate[] { memphis, nashville, chattanooga, knoxville, }, 42)
.Concat(Enumerable.Repeat(new Candidate[] { nashville, chattanooga, knoxville, memphis, }, 26))
.Concat(Enumerable.Repeat(new Candidate[] { chattanooga, knoxville, nashville, memphis, }, 15))
.Concat(Enumerable.Repeat(new Candidate[] { knoxville, chattanooga, nashville, memphis, }, 17));
var expectedResults = new Result[]
{
new Result(nashville, 3, 0),
new Result(chattanooga, 2, 1),
new Result(knoxville, 1, 2),
new Result(memphis, 0, 3),
};
var copeland = new Copeland(A.Fake <ILogger <Copeland> >());
var actualResults = copeland.GetRankedResults(candidates, votes);
Assert.Equal(expectedResults.Count(), actualResults.Count());
foreach (var(expected, actual) in expectedResults.Zip(actualResults))
{
Assert.Equal(expected, actual);
}
}
public void Wikipedia_ABCDE()
{
var candidates = new string[] { "A", "B", "C", "D", "E", }
.Select(c => new Candidate(c))
.ToHashSet();
var votes = Enumerable.Repeat(new string[] { "A", "E", "C", "D", "B", }, 31)
.Concat(Enumerable.Repeat(new string[] { "B", "A", "E", }, 30))
.Concat(Enumerable.Repeat(new string[] { "C", "D", "B", }, 29))
.Concat(Enumerable.Repeat(new string[] { "D", "A", "E" }, 10))
.Select(votes => votes.Select(vote => new Candidate(vote)));
var expectedResults = new Result[]
{
new Result(new Candidate("A"), 3, 1),
new Result(new Candidate("B"), 2, 2),
new Result(new Candidate("C"), 2, 2),
new Result(new Candidate("E"), 2, 2),
new Result(new Candidate("D"), 1, 3),
};
var copeland = new Copeland(A.Fake <ILogger <Copeland> >());
var actualResults = copeland.GetRankedResults(candidates, votes);
Assert.Equal(expectedResults.Count(), actualResults.Count());
foreach (var(expected, actual) in expectedResults.Zip(actualResults))
{
Assert.Equal(expected, actual);
}
}
