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osu-lazer/osu.Game.Tests/Visual/Background/TestSceneSeasonalBackgroundLoader.cs
2020-10-31 17:01:45 +01:00

197 lines
6.4 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using System.Collections.Generic;
using System.Linq;
using NUnit.Framework;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.OpenGL.Textures;
using osu.Framework.Graphics.Textures;
using osu.Game.Configuration;
using osu.Game.Graphics.Backgrounds;
using osu.Game.Online.API;
using osu.Game.Online.API.Requests;
using osu.Game.Online.API.Requests.Responses;
namespace osu.Game.Tests.Visual.Background
{
public class TestSceneSeasonalBackgroundLoader : ScreenTestScene
{
[Resolved]
private OsuConfigManager config { get; set; }
[Resolved]
private SessionStatics statics { get; set; }
[Cached(typeof(LargeTextureStore))]
private LookupLoggingTextureStore textureStore = new LookupLoggingTextureStore();
private DummyAPIAccess dummyAPI => (DummyAPIAccess)API;
private SeasonalBackgroundLoader backgroundLoader;
private Container backgroundContainer;
// in real usages these would be online URLs, but correct execution of this test
// shouldn't be coupled to existence of online assets.
private static readonly List<string> seasonal_background_urls = new List<string>
{
"Backgrounds/bg2",
"Backgrounds/bg4",
"Backgrounds/bg3"
};
[BackgroundDependencyLoader]
private void load(LargeTextureStore wrappedStore)
{
textureStore.AddStore(wrappedStore);
Add(backgroundContainer = new Container
{
RelativeSizeAxes = Axes.Both
});
}
[SetUp]
public void SetUp() => Schedule(() =>
{
// reset API response in statics to avoid test crosstalk.
statics.Set<APISeasonalBackgrounds>(Static.SeasonalBackgrounds, null);
textureStore.PerformedLookups.Clear();
dummyAPI.SetState(APIState.Online);
backgroundContainer.Clear();
});
[TestCase(-5)]
[TestCase(5)]
public void TestAlwaysSeasonal(int daysOffset)
{
registerBackgroundsResponse(DateTimeOffset.Now.AddDays(daysOffset));
setSeasonalBackgroundMode(SeasonalBackgroundMode.Always);
createLoader();
for (int i = 0; i < 4; ++i)
loadNextBackground();
AddAssert("all backgrounds cycled", () => new HashSet<string>(textureStore.PerformedLookups).SetEquals(seasonal_background_urls));
}
[TestCase(-5)]
[TestCase(5)]
public void TestNeverSeasonal(int daysOffset)
{
registerBackgroundsResponse(DateTimeOffset.Now.AddDays(daysOffset));
setSeasonalBackgroundMode(SeasonalBackgroundMode.Never);
createLoader();
assertNoBackgrounds();
}
[Test]
public void TestSometimesInSeason()
{
registerBackgroundsResponse(DateTimeOffset.Now.AddDays(5));
setSeasonalBackgroundMode(SeasonalBackgroundMode.Sometimes);
createLoader();
assertAnyBackground();
}
[Test]
public void TestSometimesOutOfSeason()
{
registerBackgroundsResponse(DateTimeOffset.Now.AddDays(-10));
setSeasonalBackgroundMode(SeasonalBackgroundMode.Sometimes);
createLoader();
assertNoBackgrounds();
}
[Test]
public void TestDelayedConnectivity()
{
registerBackgroundsResponse(DateTimeOffset.Now.AddDays(30));
setSeasonalBackgroundMode(SeasonalBackgroundMode.Always);
AddStep("go offline", () => dummyAPI.SetState(APIState.Offline));
createLoader();
assertNoBackgrounds();
AddStep("go online", () => dummyAPI.SetState(APIState.Online));
assertAnyBackground();
}
private void registerBackgroundsResponse(DateTimeOffset endDate)
=> AddStep("setup request handler", () =>
{
dummyAPI.HandleRequest = request =>
{
if (dummyAPI.State.Value != APIState.Online || !(request is GetSeasonalBackgroundsRequest backgroundsRequest))
return;
backgroundsRequest.TriggerSuccess(new APISeasonalBackgrounds
{
Backgrounds = seasonal_background_urls.Select(url => new APISeasonalBackground { Url = url }).ToList(),
EndDate = endDate
});
};
});
private void setSeasonalBackgroundMode(SeasonalBackgroundMode mode)
=> AddStep($"set seasonal mode to {mode}", () => config.Set(OsuSetting.SeasonalBackgroundMode, mode));
private void createLoader()
=> AddStep("create loader", () =>
{
if (backgroundLoader != null)
Remove(backgroundLoader);
Add(backgroundLoader = new SeasonalBackgroundLoader());
});
private void loadNextBackground()
{
SeasonalBackground background = null;
AddStep("create next background", () =>
{
background = backgroundLoader.LoadNextBackground();
LoadComponentAsync(background, bg => backgroundContainer.Child = bg);
});
AddUntilStep("background loaded", () => background.IsLoaded);
}
private void assertAnyBackground()
{
loadNextBackground();
AddAssert("background looked up", () => textureStore.PerformedLookups.Any());
}
private void assertNoBackgrounds()
{
AddAssert("no background available", () => backgroundLoader.LoadNextBackground() == null);
AddAssert("no lookups performed", () => !textureStore.PerformedLookups.Any());
}
private class LookupLoggingTextureStore : LargeTextureStore
{
public List<string> PerformedLookups { get; } = new List<string>();
public override Texture Get(string name, WrapMode wrapModeS, WrapMode wrapModeT)
{
PerformedLookups.Add(name);
return base.Get(name, wrapModeS, wrapModeT);
}
}
}
}