public void ShouldCalculateEstimation_WhenGoodValuesAreProvided()
{
IRankingService rankingService = CreateService;
float estimation = rankingService.GetEstimation(RankingValues.LeftValidValue, RankingValues.RightValidValue);
Assert.Equal(RankingValues.PreCalculatedLeftEstimation, estimation);
}
public void ShouldLimitElo_WhenToMuchPointsAreLost()
{
IRankingService rankingService = CreateService;
float estimation = rankingService.GetEstimation(RankingValues.Limit, RankingValues.Limit);
int newElo = rankingService.GetNewElo(RankingValues.Limit, estimation, false);
Assert.Equal(RankingValues.Limit, newElo);
}
public void ShouldComputeNewElo_WhenLost()
{
IRankingService rankingService = CreateService;
float estimation = rankingService.GetEstimation(RankingValues.LeftValidValue, RankingValues.RightValidValue);
int newElo = rankingService.GetNewElo(RankingValues.LeftValidValue, estimation, false);
Assert.Equal(RankingValues.LeftLostExpectedNewElo, newElo);
}
public void ShouldThrow_WhenInvalidElosAreProvided()
{
IRankingService rankingService = CreateService;
Assert.Throws <Exception>(() =>
{
float estimation = rankingService.GetEstimation(-12, 0);
});
}
