public void ShouldRoundTripRatingsValues()
{
for (double s = 0.0; s <= 5.0; s += 0.5)
{
uint r = TrackRating.FiveStarRatingToRaw(s);
double ns = TrackRating.RawRatingToFiveStar(r);
Assert.Equal(s, ns);
}
for (double p = 0.0; p <= 1.0; p = Math.Round(p + 0.01, 2))
{
uint r = TrackRating.PercentRatingToRaw(p);
double np = TrackRating.RawRatingToPercent(r);
Assert.Equal(p, np);
}
}
void ShouldMergeDefaultAndSuppliedRatings()
{
var defaultRating = TrackRating.FiveStarRatingToRaw(4.0);
var parser = new DanceInfoTagParser(defaultRating, DanceCategories.None, "WC [email protected]", "Foxtrot", "Smooth", "[email protected]", "Swing");
var tdis = parser.GetTagDanceInfo().ToList();
Assert.Equal(4, tdis.Count);
var foxtrots = tdis.Where((t) => t.Dance == Dances.Foxtrot);
var smooth = foxtrots.Single((t) => (t.Categories & DanceCategories.Smooth) != DanceCategories.None);
var social = foxtrots.Single((t) => (t.Categories & DanceCategories.Social) != DanceCategories.None);
Assert.Equal(defaultRating, smooth.RawRating);
Assert.Equal(3.5, social.FiveStarRating);
var swings = tdis.Where((t) => t.Dance == Dances.WestCoastSwing);
var swing = swings.Single((t) => (t.Categories & DanceCategories.Swing) != DanceCategories.None);
social = swings.Single((t) => (t.Categories & DanceCategories.Social) != DanceCategories.None);
Assert.Equal(4.5, swing.FiveStarRating);
Assert.Equal(3.5, social.FiveStarRating);
}
public void ShouldFilterByRating()
{
var library = SampleData.GetTestLibrary();
foreach (var rating in SampleData.ExpectedTracksByRating.Keys)
{
var filter = new TrackDanceFilter()
{
MinRating = TrackRating.FiveStarRatingToRaw(rating),
MaxRating = TrackRating.FiveStarRatingToRaw(5.0),
IncludeTracksWithNoRating = false
};
var tracks = filter.Apply(library.Tracks);
Assert.Equal(SampleData.ExpectedTracksByRating[rating], tracks.Count());
foreach (var track in tracks)
{
Assert.NotNull(track.Rating);
Assert.True(track.Rating.FiveStarRating >= rating);
}
}
}