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343 lines
12 KiB
C#
343 lines
12 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using osu.Framework.Allocation;
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using osu.Framework.Extensions;
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using osu.Framework.Graphics;
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using osu.Game.Beatmaps;
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using osu.Game.Configuration;
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using osu.Game.Screens.Select;
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using osu.Game.Screens.Select.Carousel;
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using osu.Game.Screens.Select.Filter;
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namespace osu.Game.Tests.Visual
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{
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public class TestCaseBeatmapCarousel : OsuTestCase
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{
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private TestBeatmapCarousel carousel;
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public override IReadOnlyList<Type> RequiredTypes => new[]
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{
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typeof(CarouselItem),
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typeof(CarouselGroup),
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typeof(CarouselGroupEagerSelect),
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typeof(CarouselBeatmap),
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typeof(CarouselBeatmapSet),
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typeof(DrawableCarouselItem),
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typeof(CarouselItemState),
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typeof(DrawableCarouselBeatmap),
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typeof(DrawableCarouselBeatmapSet),
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};
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private readonly Stack<BeatmapSetInfo> selectedSets = new Stack<BeatmapSetInfo>();
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private BeatmapInfo currentSelection;
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private const int set_count = 5;
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[BackgroundDependencyLoader]
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private void load()
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{
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Add(carousel = new TestBeatmapCarousel
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{
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RelativeSizeAxes = Axes.Both,
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});
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List<BeatmapSetInfo> beatmapSets = new List<BeatmapSetInfo>();
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for (int i = 1; i <= set_count; i++)
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beatmapSets.Add(createTestBeatmapSet(i));
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carousel.SelectionChanged = s => currentSelection = s;
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AddStep("Load Beatmaps", () => { carousel.BeatmapSets = beatmapSets; });
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AddUntilStep(() => carousel.BeatmapSets.Any(), "Wait for load");
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testTraversal();
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testFiltering();
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testRandom();
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testAddRemove();
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testSorting();
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testRemoveAll();
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}
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private void ensureRandomFetchSuccess() =>
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AddAssert("ensure prev random fetch worked", () => selectedSets.Peek() == carousel.SelectedBeatmapSet);
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private void checkSelected(int set, int? diff = null) =>
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AddAssert($"selected is set{set}{(diff.HasValue ? $" diff{diff.Value}" : "")}", () =>
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{
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if (diff != null)
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return carousel.SelectedBeatmap == carousel.BeatmapSets.Skip(set - 1).First().Beatmaps.Skip(diff.Value - 1).First();
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return carousel.BeatmapSets.Skip(set - 1).First().Beatmaps.Contains(carousel.SelectedBeatmap);
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});
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private void setSelected(int set, int diff) =>
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AddStep($"select set{set} diff{diff}", () =>
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carousel.SelectBeatmap(carousel.BeatmapSets.Skip(set - 1).First().Beatmaps.Skip(diff - 1).First()));
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private void advanceSelection(bool diff, int direction = 1, int count = 1)
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{
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if (count == 1)
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AddStep($"select {(direction > 0 ? "next" : "prev")} {(diff ? "diff" : "set")}", () =>
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carousel.SelectNext(direction, !diff));
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else
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{
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AddRepeatStep($"select {(direction > 0 ? "next" : "prev")} {(diff ? "diff" : "set")}", () =>
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carousel.SelectNext(direction, !diff), count);
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}
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}
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private void checkVisibleItemCount(bool diff, int count) =>
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AddAssert($"{count} {(diff ? "diffs" : "sets")} visible", () =>
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carousel.Items.Count(s => (diff ? s.Item is CarouselBeatmap : s.Item is CarouselBeatmapSet) && s.Item.Visible) == count);
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private void nextRandom() =>
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AddStep("select random next", () =>
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{
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carousel.RandomAlgorithm.Value = RandomSelectAlgorithm.RandomPermutation;
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if (!selectedSets.Any() && carousel.SelectedBeatmap != null)
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selectedSets.Push(carousel.SelectedBeatmapSet);
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carousel.SelectNextRandom();
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selectedSets.Push(carousel.SelectedBeatmapSet);
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});
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private void ensureRandomDidntRepeat() =>
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AddAssert("ensure no repeats", () => selectedSets.Distinct().Count() == selectedSets.Count);
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private void prevRandom() => AddStep("select random last", () =>
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{
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carousel.SelectPreviousRandom();
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selectedSets.Pop();
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});
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/// <summary>
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/// Test keyboard traversal
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/// </summary>
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private void testTraversal()
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{
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advanceSelection(direction: 1, diff: false);
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checkSelected(1, 1);
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advanceSelection(direction: 1, diff: true);
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checkSelected(1, 2);
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advanceSelection(direction: -1, diff: false);
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checkSelected(set_count, 1);
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advanceSelection(direction: -1, diff: true);
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checkSelected(set_count - 1, 3);
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advanceSelection(diff: false);
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advanceSelection(diff: false);
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checkSelected(1, 2);
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advanceSelection(direction: -1, diff: true);
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advanceSelection(direction: -1, diff: true);
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checkSelected(set_count, 3);
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}
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/// <summary>
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/// Test filtering
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/// </summary>
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private void testFiltering()
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{
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// basic filtering
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setSelected(1, 1);
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AddStep("Filter", () => carousel.Filter(new FilterCriteria { SearchText = "set #3!" }, false));
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checkVisibleItemCount(diff: false, count: 1);
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checkVisibleItemCount(diff: true, count: 3);
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checkSelected(3, 1);
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advanceSelection(diff: true, count: 4);
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checkSelected(3, 2);
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AddStep("Un-filter (debounce)", () => carousel.Filter(new FilterCriteria()));
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AddUntilStep(() => !carousel.PendingFilterTask, "Wait for debounce");
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checkVisibleItemCount(diff: false, count: set_count);
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checkVisibleItemCount(diff: true, count: 3);
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// test filtering some difficulties (and keeping current beatmap set selected).
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setSelected(1, 2);
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AddStep("Filter some difficulties", () => carousel.Filter(new FilterCriteria { SearchText = "Normal" }, false));
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checkSelected(1, 1);
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AddStep("Un-filter", () => carousel.Filter(new FilterCriteria(), false));
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checkSelected(1, 1);
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AddStep("Filter all", () => carousel.Filter(new FilterCriteria { SearchText = "Dingo" }, false));
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checkVisibleItemCount(false, 0);
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checkVisibleItemCount(true, 0);
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AddAssert("Selection is null", () => currentSelection == null);
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AddStep("Un-filter", () => carousel.Filter(new FilterCriteria(), false));
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AddAssert("Selection is non-null", () => currentSelection != null);
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}
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/// <summary>
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/// Test random non-repeating algorithm
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/// </summary>
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private void testRandom()
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{
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setSelected(1, 1);
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nextRandom();
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ensureRandomDidntRepeat();
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nextRandom();
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ensureRandomDidntRepeat();
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nextRandom();
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ensureRandomDidntRepeat();
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prevRandom();
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ensureRandomFetchSuccess();
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prevRandom();
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ensureRandomFetchSuccess();
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nextRandom();
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ensureRandomDidntRepeat();
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nextRandom();
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ensureRandomDidntRepeat();
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nextRandom();
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AddAssert("ensure repeat", () => selectedSets.Contains(carousel.SelectedBeatmapSet));
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}
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/// <summary>
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/// Test adding and removing beatmap sets
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/// </summary>
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private void testAddRemove()
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{
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AddStep("Add new set", () => carousel.UpdateBeatmapSet(createTestBeatmapSet(set_count + 1)));
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AddStep("Add new set", () => carousel.UpdateBeatmapSet(createTestBeatmapSet(set_count + 2)));
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checkVisibleItemCount(false, set_count + 2);
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AddStep("Remove set", () => carousel.RemoveBeatmapSet(createTestBeatmapSet(set_count + 2)));
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checkVisibleItemCount(false, set_count + 1);
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setSelected(set_count + 1, 1);
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AddStep("Remove set", () => carousel.RemoveBeatmapSet(createTestBeatmapSet(set_count + 1)));
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checkVisibleItemCount(false, set_count);
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checkSelected(set_count);
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}
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/// <summary>
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/// Test sorting
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/// </summary>
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private void testSorting()
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{
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AddStep("Sort by author", () => carousel.Filter(new FilterCriteria { Sort = SortMode.Author }, false));
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AddAssert("Check zzzzz is at bottom", () => carousel.BeatmapSets.Last().Metadata.AuthorString == "zzzzz");
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AddStep("Sort by artist", () => carousel.Filter(new FilterCriteria { Sort = SortMode.Artist }, false));
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AddAssert($"Check #{set_count} is at bottom", () => carousel.BeatmapSets.Last().Metadata.Title.EndsWith($"#{set_count}!"));
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}
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private void testRemoveAll()
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{
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setSelected(2, 1);
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AddAssert("Selection is non-null", () => currentSelection != null);
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AddStep("Remove selected", () => carousel.RemoveBeatmapSet(carousel.SelectedBeatmapSet));
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checkSelected(2);
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AddStep("Remove first", () => carousel.RemoveBeatmapSet(carousel.BeatmapSets.First()));
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AddStep("Remove first", () => carousel.RemoveBeatmapSet(carousel.BeatmapSets.First()));
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checkSelected(1);
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AddUntilStep(() =>
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{
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if (!carousel.BeatmapSets.Any()) return true;
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carousel.RemoveBeatmapSet(carousel.BeatmapSets.Last());
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return false;
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}, "Remove all");
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AddAssert("Selection is null", () => currentSelection == null);
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}
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private BeatmapSetInfo createTestBeatmapSet(int i)
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{
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return new BeatmapSetInfo
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{
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ID = i,
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OnlineBeatmapSetID = i,
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Hash = new MemoryStream(Encoding.UTF8.GetBytes(Guid.NewGuid().ToString())).ComputeMD5Hash(),
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Metadata = new BeatmapMetadata
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{
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OnlineBeatmapSetID = i,
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// Create random metadata, then we can check if sorting works based on these
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Artist = $"peppy{i.ToString().PadLeft(6, '0')}",
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Title = $"test set #{i}!",
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AuthorString = string.Concat(Enumerable.Repeat((char)('z' - Math.Min(25, i - 1)), 5))
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},
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Beatmaps = new List<BeatmapInfo>(new[]
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{
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new BeatmapInfo
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{
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OnlineBeatmapID = i * 10,
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Path = "normal.osu",
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Version = "Normal",
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StarDifficulty = 2,
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BaseDifficulty = new BeatmapDifficulty
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{
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OverallDifficulty = 3.5f,
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}
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},
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new BeatmapInfo
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{
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OnlineBeatmapID = i * 10 + 1,
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Path = "hard.osu",
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Version = "Hard",
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StarDifficulty = 5,
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BaseDifficulty = new BeatmapDifficulty
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{
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OverallDifficulty = 5,
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}
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},
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new BeatmapInfo
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{
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OnlineBeatmapID = i * 10 + 2,
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Path = "insane.osu",
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Version = "Insane",
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StarDifficulty = 6,
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BaseDifficulty = new BeatmapDifficulty
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{
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OverallDifficulty = 7,
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}
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},
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}),
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};
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}
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private class TestBeatmapCarousel : BeatmapCarousel
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{
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public new List<DrawableCarouselItem> Items => base.Items;
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public bool PendingFilterTask => FilterTask != null;
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}
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}
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}
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