diff --git a/osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapCarousel.cs b/osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapCarousel.cs index b316fcc60b..7c3498e034 100644 --- a/osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapCarousel.cs +++ b/osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapCarousel.cs @@ -118,6 +118,50 @@ namespace osu.Game.Tests.Visual.SongSelect } } + [Test] + public void TestTraversalHoldDifficulties() + { + var sets = new List(); + + for (int i = 0; i < 20; i++) + { + var set = createTestBeatmapSet(i + 1); + sets.Add(set); + } + + loadBeatmaps(sets); + + void selectNextAndAssert(int amount, bool forwards, int expectedSet, int expectedDiff) + { + // Select very first or very last difficulty + setSelected(forwards ? 1 : 20, forwards ? 1 : 3); + string text = forwards ? "Next" : "Previous"; + AddStep($"{text} difficulty {amount} times", () => + { + for (int i = 0; i < amount; i++) + { + carousel.SelectNext(forwards ? 1 : -1, false); + } + }); + waitForSelection(expectedSet, expectedDiff); + } + + // Selects next set once, difficulty index doesn't change + selectNextAndAssert(3, true, 2, 1); + // Selects next set 16 times (50 // 3 == 16), difficulty index changes twice (50 % 3 == 2) + selectNextAndAssert(50, true, 17, 3); + // Travels around the carousel thrice (200/60 == 3) + // continues to select 20 times (200 % 60 == 20) + // selects next set 6 times (20 // 3 == 6) + // difficulty index changes twice (20 % 3 == 2) + selectNextAndAssert(200, true, 7, 3); + + // All same but in reverse + selectNextAndAssert(3, false, 19, 3); + selectNextAndAssert(50, false, 4, 1); + selectNextAndAssert(200, false, 14, 1); + } + /// /// Test filtering ///