public void SetUpSteps()
{
AddStep("create control", () =>
{
modDifficultyAdjust = new OsuModDifficultyAdjust();
Child = new Container
{
Size = new Vector2(300),
Anchor = Anchor.Centre,
Origin = Anchor.Centre,
Children = new Drawable[]
{
new Box
{
Colour = Color4.Black,
RelativeSizeAxes = Axes.Both,
},
new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
ChildrenEnumerable = modDifficultyAdjust.CreateSettingsControls(),
},
}
};
});
}
public void TestStarDifficultyAdjustHashCodeConflict()
{
OsuModDifficultyAdjust difficultyAdjust = null;
AddStep("set computation function", () => difficultyCache.ComputeDifficulty = lookup =>
{
var modDifficultyAdjust = (ModDifficultyAdjust)lookup.OrderedMods.SingleOrDefault(mod => mod is ModDifficultyAdjust);
return(new StarDifficulty(BASE_STARS * (modDifficultyAdjust?.OverallDifficulty.Value ?? 1), 0));
});
AddStep("change selected mod to DA", () => SelectedMods.Value = new[] { difficultyAdjust = new OsuModDifficultyAdjust() });
AddUntilStep($"star difficulty -> {BASE_STARS}", () => starDifficultyBindable.Value?.Stars == BASE_STARS);
AddStep("change DA difficulty to 0.5", () => difficultyAdjust.OverallDifficulty.Value = 0.5f);
AddUntilStep($"star difficulty -> {BASE_STARS * 0.5f}", () => starDifficultyBindable.Value?.Stars == BASE_STARS / 2);
// hash code of 0 (the value) conflicts with the hash code of null (the initial/default value).
// it's important that the mod reference and its underlying bindable references stay the same to demonstrate this failure.
AddStep("change DA difficulty to 0", () => difficultyAdjust.OverallDifficulty.Value = 0);
AddUntilStep("star difficulty -> 0", () => starDifficultyBindable.Value?.Stars == 0);
}
