osu/osu.Game.Tests/Collections/IO/ImportCollectionsTest.cs

222 lines
7.9 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.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using NUnit.Framework;
using osu.Framework.Extensions;
using osu.Framework.Platform;
using osu.Framework.Testing;
using osu.Game.Collections;
using osu.Game.Database;
using osu.Game.Tests.Resources;
namespace osu.Game.Tests.Collections.IO
{
[TestFixture]
public class ImportCollectionsTest : ImportTest
{
[Test]
public async Task TestImportEmptyDatabase()
{
using (HeadlessGameHost host = new CleanRunHeadlessGameHost())
{
try
{
var osu = LoadOsuIntoHost(host);
await importCollectionsFromStream(osu, new MemoryStream());
osu.Realm.Run(realm =>
{
var collections = realm.All<BeatmapCollection>().ToList();
Assert.That(collections.Count, Is.Zero);
});
}
finally
{
host.Exit();
}
}
}
[Test]
public async Task TestImportWithNoBeatmaps()
{
using (HeadlessGameHost host = new CleanRunHeadlessGameHost())
{
try
{
var osu = LoadOsuIntoHost(host);
await importCollectionsFromStream(osu, TestResources.OpenResource("Collections/collections.db"));
osu.Realm.Run(realm =>
{
var collections = realm.All<BeatmapCollection>().ToList();
Assert.That(collections.Count, Is.EqualTo(2));
// Even with no beatmaps imported, collections are tracking the hashes and will continue to.
// In the future this whole mechanism will be replaced with having the collections in realm,
// but until that happens it makes rough sense that we want to track not-yet-imported beatmaps
// and have them associate with collections if/when they become available.
Assert.That(collections[0].Name, Is.EqualTo("First"));
Assert.That(collections[0].BeatmapMD5Hashes.Count, Is.EqualTo(1));
Assert.That(collections[1].Name, Is.EqualTo("Second"));
Assert.That(collections[1].BeatmapMD5Hashes.Count, Is.EqualTo(12));
});
}
finally
{
host.Exit();
}
}
}
[Test]
public async Task TestImportWithBeatmaps()
{
using (HeadlessGameHost host = new CleanRunHeadlessGameHost())
{
try
{
var osu = LoadOsuIntoHost(host, true);
await importCollectionsFromStream(osu, TestResources.OpenResource("Collections/collections.db"));
osu.Realm.Run(realm =>
{
var collections = realm.All<BeatmapCollection>().ToList();
Assert.That(collections.Count, Is.EqualTo(2));
Assert.That(collections[0].Name, Is.EqualTo("First"));
Assert.That(collections[0].BeatmapMD5Hashes.Count, Is.EqualTo(1));
Assert.That(collections[1].Name, Is.EqualTo("Second"));
Assert.That(collections[1].BeatmapMD5Hashes.Count, Is.EqualTo(12));
});
}
finally
{
host.Exit();
}
}
}
[Test]
public async Task TestImportMalformedDatabase()
{
bool exceptionThrown = false;
UnhandledExceptionEventHandler setException = (_, _) => exceptionThrown = true;
using (HeadlessGameHost host = new CleanRunHeadlessGameHost())
{
try
{
AppDomain.CurrentDomain.UnhandledException += setException;
var osu = LoadOsuIntoHost(host, true);
using (var ms = new MemoryStream())
{
using (var bw = new BinaryWriter(ms, Encoding.UTF8, true))
{
for (int i = 0; i < 10000; i++)
bw.Write((byte)i);
}
ms.Seek(0, SeekOrigin.Begin);
await importCollectionsFromStream(osu, ms);
}
Assert.That(exceptionThrown, Is.False);
osu.Realm.Run(realm =>
{
var collections = realm.All<BeatmapCollection>().ToList();
Assert.That(collections.Count, Is.EqualTo(0));
});
}
finally
{
host.Exit();
AppDomain.CurrentDomain.UnhandledException -= setException;
}
}
}
[Test]
public async Task TestSaveAndReload()
{
string firstRunName;
using (var host = new CleanRunHeadlessGameHost(bypassCleanupOnDispose: true))
{
firstRunName = host.Name;
try
{
var osu = LoadOsuIntoHost(host, true);
await importCollectionsFromStream(osu, TestResources.OpenResource("Collections/collections.db"));
// ReSharper disable once MethodHasAsyncOverload
osu.Realm.Write(realm =>
{
var collections = realm.All<BeatmapCollection>().ToList();
// Move first beatmap from second collection into the first.
collections[0].BeatmapMD5Hashes.Add(collections[1].BeatmapMD5Hashes[0]);
collections[1].BeatmapMD5Hashes.RemoveAt(0);
// Rename the second collecction.
collections[1].Name = "Another";
});
}
finally
{
host.Exit();
}
}
// Name matches the automatically chosen name from `CleanRunHeadlessGameHost` above, so we end up using the same storage location.
using (HeadlessGameHost host = new TestRunHeadlessGameHost(firstRunName))
{
try
{
var osu = LoadOsuIntoHost(host, true);
osu.Realm.Run(realm =>
{
var collections = realm.All<BeatmapCollection>().ToList();
Assert.That(collections.Count, Is.EqualTo(2));
Assert.That(collections[0].Name, Is.EqualTo("First"));
Assert.That(collections[0].BeatmapMD5Hashes.Count, Is.EqualTo(2));
Assert.That(collections[1].Name, Is.EqualTo("Another"));
Assert.That(collections[1].BeatmapMD5Hashes.Count, Is.EqualTo(11));
});
}
finally
{
host.Exit();
}
}
}
private static async Task importCollectionsFromStream(TestOsuGameBase osu, Stream stream)
{
// intentionally spin this up on a separate task to avoid disposal deadlocks.
// see https://github.com/EventStore/EventStore/issues/1179
await Task.Factory.StartNew(() => new LegacyCollectionImporter(osu.Realm).Import(stream).WaitSafely(), TaskCreationOptions.LongRunning);
}
}
}