public static IUnleashServiceCollection WithMemoryToggleCollectionCache(this IUnleashServiceCollection serviceCollection, Action <MemoryToggleCollectionCacheSettings> settingsConfigurator = null)
{
if (serviceCollection == null)
{
throw new ArgumentNullException(nameof(serviceCollection));
}
var settings = new MemoryToggleCollectionCacheSettings();
if (serviceCollection.UnleashConfiguration != null)
{
var section = serviceCollection.UnleashConfiguration.GetSection("Caching:Memory");
section.Bind(settings);
}
settingsConfigurator?.Invoke(settings);
SettingsValidator.Validate(settings);
serviceCollection.AddSingleton(settings);
serviceCollection.AddMemoryCache();
serviceCollection.WithToggleCollectionCache <MemoryToggleCollectionCache>();
return(serviceCollection);
}
public async Task Load_WhenTogglesOrEtagFileDoesNotExists_ReturnsEmptyResult(
bool toggleCollectionExists,
bool etagExists,
[Frozen] MemoryToggleCollectionCacheSettings settings,
[Frozen] MemoryCache memoryCache,
MemoryToggleCollectionCache cache
)
{
settings.EtagKeyName = "Etag";
settings.ToggleCollectionKeyName = "Toggles";
if (toggleCollectionExists)
{
var toggleCollection = new ToggleCollection();
memoryCache.Set(settings.ToggleCollectionKeyName, toggleCollection);
}
if (toggleCollectionExists && etagExists)
{
var etag = Guid.NewGuid().ToString();
memoryCache.Set(settings.EtagKeyName, etag);
}
var result = await cache.Load(CancellationToken.None);
Assert.Equal(string.Empty, result.InitialETag);
Assert.Null(result.InitialToggleCollection);
}
public async Task Load_WhenValidToggleAndEtagFilesExist_ReturnsExpectedResult(
[Frozen] MemoryToggleCollectionCacheSettings settings,
[Frozen] MemoryCache memoryCache,
ToggleCollection toggleCollection,
string etag
)
{
settings.EtagKeyName = "Etag";
settings.ToggleCollectionKeyName = "Toggles";
memoryCache.Set(settings.ToggleCollectionKeyName, toggleCollection);
memoryCache.Set(settings.EtagKeyName, etag);
var cache = new MemoryToggleCollectionCache(settings, memoryCache);
var result = await cache.Load(CancellationToken.None);
Assert.Equal(etag, result.InitialETag);
Assert.Same(toggleCollection, result.InitialToggleCollection);
}
