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Add failing test case

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Bartłomiej Dach 2021-08-21 15:15:13 +02:00
parent 479401e533
commit f642546d6a
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GPG Key ID: BCECCD4FA41F6497
1 changed files with 23 additions and 0 deletions
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osu.Game.Tests/Beatmaps/TestSceneBeatmapDifficultyCache.cs
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@ -74,6 +74,29 @@ namespace osu.Game.Tests.Beatmaps
AddUntilStep($"star difficulty -> {BASE_STARS + 1.75}", () => starDifficultyBindable.Value?.Stars == BASE_STARS + 1.75);
}
[Test]
public void TestStarDifficultyAdjustHashCodeConflict()
{
OsuModDifficultyAdjust difficultyAdjust = null;
AddStep("set computation function", () => difficultyCache.ComputeDifficulty = lookup =>
{
var modDifficultyAdjust = (ModDifficultyAdjust)lookup.OrderedMods.SingleOrDefault(mod => mod is ModDifficultyAdjust);
return new StarDifficulty(BASE_STARS * (modDifficultyAdjust?.OverallDifficulty.Value ?? 1), 0);
});
AddStep("change selected mod to DA", () => SelectedMods.Value = new[] { difficultyAdjust = new OsuModDifficultyAdjust() });
AddUntilStep($"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);
}
[Test]
public void TestKeyEqualsWithDifferentModInstances()
{