public void TestTimeoutCacheGetOrAddExisting()
{
//Arrange
AsyncStaticTimeoutCache <int, object> cache = new AsyncStaticTimeoutCache <int, object>(TimeSpan.FromMinutes(1));
object existingValue = new object();
object newValue = new object();
cache.GetValue(1, _ => Task.FromResult(existingValue));
//Act
object cacheValue = cache.GetValue(1, _ => Task.FromResult(newValue)).Result;
//Assert
Assert.IsTrue(ReferenceEquals(existingValue, cacheValue));
}
public async Task <bool> TrySaveFanArt(Guid mediaItemId, string title, string fanArtType, TrySaveFanArtAsyncDelegate saveDlgt)
{
string fanArtCacheDirectory = GetFanArtDirectory(mediaItemId);
string fanArtTypeSubDirectory = GetFanArtTypeDirectory(fanArtCacheDirectory, fanArtType);
using (var writer = await _fanArtSync.WriterLockAsync(mediaItemId).ConfigureAwait(false))
{
if (!await InitCache(fanArtCacheDirectory, fanArtTypeSubDirectory, title).ConfigureAwait(false))
{
return(false);
}
FanArtCount currentCount = await _fanArtCounts.GetValue(CreateFanArtTypeId(mediaItemId, fanArtType), _ => CreateFanArtCount(mediaItemId, fanArtType)).ConfigureAwait(false);
if (currentCount.Count < GetMaxFanArtCount(fanArtType) && await saveDlgt(fanArtTypeSubDirectory).ConfigureAwait(false))
{
currentCount.Count++;
return(true);
}
}
return(false);
}
/// <summary>
/// Tries to read a series nfo-file into <see cref="SeriesStub"/> objects (or gets them from cache)
/// </summary>
/// <param name="nfoFsra"><see cref="IFileSystemResourceAccessor"/> pointing to the nfo-file</param>
/// <returns><c>true</c> if any usable metadata was found; else <c>false</c></returns>
public override async Task <bool> TryReadMetadataAsync(IFileSystemResourceAccessor nfoFsra)
{
var stubs = await CACHE.GetValue(nfoFsra.CanonicalLocalResourcePath, async path =>
{
_debugLogger.Info("[#{0}]: SeriesStub object for series nfo-file not found in cache; parsing nfo-file {1}", _miNumber, nfoFsra.CanonicalLocalResourcePath);
if (await base.TryReadMetadataAsync(nfoFsra).ConfigureAwait(false))
{
if (_settings.EnableDebugLogging && _settings.WriteStubObjectIntoDebugLog)
{
LogStubObjects();
}
return(_stubs);
}
return(null);
}).ConfigureAwait(false);
if (stubs == null)
{
return(false);
}
_stubs = stubs;
return(true);
}