public void TestScopedReadWithoutContext()
{
RunTestWithRealm((realmFactory, _) =>
{
ILive <RealmBeatmap>?liveBeatmap = null;
Task.Factory.StartNew(() =>
{
using (var threadContext = realmFactory.CreateContext())
{
var beatmap = threadContext.Write(r => r.Add(new RealmBeatmap(CreateRuleset(), new RealmBeatmapDifficulty(), new RealmBeatmapMetadata())));
liveBeatmap = beatmap.ToLive(realmFactory);
}
}, TaskCreationOptions.LongRunning | TaskCreationOptions.HideScheduler).Wait();
Debug.Assert(liveBeatmap != null);
Task.Factory.StartNew(() =>
{
liveBeatmap.PerformRead(beatmap =>
{
Assert.IsTrue(beatmap.IsValid);
Assert.IsFalse(beatmap.Hidden);
});
}, TaskCreationOptions.LongRunning | TaskCreationOptions.HideScheduler).Wait();
});
}
protected Skin(SkinInfo skin, IStorageResourceProvider resources, [CanBeNull] Stream configurationStream = null)
{
SkinInfo = skin.ToLive();
this.resources = resources;
configurationStream ??= getConfigurationStream();
if (configurationStream != null)
{
// stream will be closed after use by LineBufferedReader.
ParseConfigurationStream(configurationStream);
}
else
{
Configuration = new SkinConfiguration();
}
// skininfo files may be null for default skin.
SkinInfo.PerformRead(s =>
{
// we may want to move this to some kind of async operation in the future.
foreach (SkinnableTarget skinnableTarget in Enum.GetValues(typeof(SkinnableTarget)))
{
string filename = $"{skinnableTarget}.json";
// skininfo files may be null for default skin.
var fileInfo = s.Files.FirstOrDefault(f => f.Filename == filename);
if (fileInfo == null)
{
continue;
}
byte[] bytes = resources?.Files.Get(fileInfo.File.GetStoragePath());
if (bytes == null)
{
continue;
}
try
{
string jsonContent = Encoding.UTF8.GetString(bytes);
var deserializedContent = JsonConvert.DeserializeObject <IEnumerable <SkinnableInfo> >(jsonContent);
if (deserializedContent == null)
{
continue;
}
DrawableComponentInfo[skinnableTarget] = deserializedContent.ToArray();
}
catch (Exception ex)
{
Logger.Error(ex, "Failed to load skin configuration.");
}
}
});
}
private void assertImportedOnce(ILive <SkinInfo> import1, ILive <SkinInfo> import2)
{
import1.PerformRead(i1 => import2.PerformRead(i2 =>
{
Assert.That(i2.ID, Is.EqualTo(i1.ID));
Assert.That(i2.Hash, Is.EqualTo(i1.Hash));
Assert.That(i2.Files.First(), Is.EqualTo(i1.Files.First()));
}));
}
public void TestLiveAssumptions()
{
RunTestWithRealm((realmFactory, _) =>
{
int changesTriggered = 0;
using (var updateThreadContext = realmFactory.CreateContext())
{
updateThreadContext.All <RealmBeatmap>().QueryAsyncWithNotifications(gotChange);
ILive <RealmBeatmap>?liveBeatmap = null;
Task.Factory.StartNew(() =>
{
using (var threadContext = realmFactory.CreateContext())
{
var ruleset = CreateRuleset();
var beatmap = threadContext.Write(r => r.Add(new RealmBeatmap(ruleset, new RealmBeatmapDifficulty(), new RealmBeatmapMetadata())));
// add a second beatmap to ensure that a full refresh occurs below.
// not just a refresh from the resolved Live.
threadContext.Write(r => r.Add(new RealmBeatmap(ruleset, new RealmBeatmapDifficulty(), new RealmBeatmapMetadata())));
liveBeatmap = beatmap.ToLive(realmFactory);
}
}, TaskCreationOptions.LongRunning | TaskCreationOptions.HideScheduler).Wait();
Debug.Assert(liveBeatmap != null);
// not yet seen by main context
Assert.AreEqual(0, updateThreadContext.All <RealmBeatmap>().Count());
Assert.AreEqual(0, changesTriggered);
liveBeatmap.PerformRead(resolved =>
{
// retrieval causes an implicit refresh. even changes that aren't related to the retrieval are fired at this point.
// ReSharper disable once AccessToDisposedClosure
Assert.AreEqual(2, updateThreadContext.All <RealmBeatmap>().Count());
Assert.AreEqual(1, changesTriggered);
// can access properties without a crash.
Assert.IsFalse(resolved.Hidden);
// ReSharper disable once AccessToDisposedClosure
updateThreadContext.Write(r =>
{
// can use with the main context.
r.Remove(resolved);
});
});
}
void gotChange(IRealmCollection <RealmBeatmap> sender, ChangeSet changes, Exception error)
{
changesTriggered++;
}
});
}
private Stream getConfigurationStream()
{
string path = SkinInfo.PerformRead(s => s.Files.SingleOrDefault(f => f.Filename.Equals(@"skin.ini", StringComparison.OrdinalIgnoreCase))?.File.GetStoragePath());
if (string.IsNullOrEmpty(path))
{
return(null);
}
return(resources?.Files.GetStream(path));
}
private void assertCorrectMetadata(ILive <SkinInfo> import1, string name, string creator, OsuGameBase osu)
{
import1.PerformRead(i =>
{
Assert.That(i.Name, Is.EqualTo(name));
Assert.That(i.Creator, Is.EqualTo(creator));
// for extra safety let's reconstruct the skin, reading from the skin.ini.
var instance = i.CreateInstance((IStorageResourceProvider)osu.Dependencies.Get(typeof(SkinManager)));
Assert.That(instance.Configuration.SkinInfo.Name, Is.EqualTo(name));
Assert.That(instance.Configuration.SkinInfo.Creator, Is.EqualTo(creator));
});
}