public CommonParameters(IEventAggregator eventAgg,
IOfflineServiceProvider offline,
IOnlineServiceProvider online,
SnackbarMessageQueue statusMessage,
ImageCacher imageCacher)
{
EventAggregator = eventAgg;
OfflineService = offline;
OnlineService = online;
StatusMessage = statusMessage;
ImageCacher = imageCacher;
}
private static CommonParameters InitializeCommonParameters(AppFolders appFolders)
{
_database = new Db(appFolders.AppRootFolder);
var eventAgg = new EventAggregator();
var imageCacher = new ImageCacher(
appFolders.ImageCacheFolder, new WebClient(), "https://image.tmdb.org/t/p/w500");
return(_commonParameters = new CommonParameters(
eventAgg,
new OfflineServiceProvider(_database),
new OnlineServiceProvider(eventAgg),
new SnackbarMessageQueue(),
imageCacher));
}
public async Task CacheAsync(string subfolder)
{
// prepare
var fileName = Guid.NewGuid().ToString() + ".dat";
var cacher = new ImageCacher();
// act
var result = await cacher.CacheAsync(subfolder + fileName, GetSomeData);
// verify
Assert.EndsWith(fileName, result);
Assert.True(File.Exists(result));
using (var file = File.OpenRead(result))
using (var someData = GetSomeData())
Assert.Equal(await GetContentAsync(someData), await GetContentAsync(file));
}