public void GivenNullCall_MustThrowException()
{
var mgr = new NullDownloadManager();
var saver = new NullSaver();
Assert.ThrowsException <ArgumentNullException>(() => DownloadCenterHelper.CreateDownloadCenter(null, mgr, saver));
Assert.ThrowsException <ArgumentNullException>(() => DownloadCenterHelper.CreateQueneDownloadCenter(null, saver));
Assert.ThrowsException <ArgumentNullException>(() => DownloadCenterHelper.CreateDownloadCenterFromService(null));
}
public void GivenAnyNullValueToEmit_MustThrowException()
{
var mgr = new RecyclableMemoryStreamManager();
var sourceProvider = new ResourceComicProvider();
var saver = new NullSaver();
Assert.ThrowsException <ArgumentNullException>(() => new ComicDownloader(mgr).EmitTasks(null));
Assert.ThrowsException <ArgumentNullException>(() => new ComicDownloader(mgr).EmitTasks(new ComicDownloadRequest(saver, null, null, null, sourceProvider)));
Assert.ThrowsException <ArgumentNullException>(() => new ComicDownloader(mgr).EmitTasks(new ComicDownloadRequest(null, null, null, new DownloadItemRequest[0], sourceProvider)));
Assert.ThrowsException <ArgumentNullException>(() => new ComicDownloader(mgr).EmitTasks(new ComicDownloadRequest(saver, null, null, null, sourceProvider)));
}
private ComicDownloadRequest CreateRequest(int count)
{
var sourceProvider = new ResourceComicProvider();
var saver = new NullSaver();
var reqs = Enumerable.Range(0, count)
.Select(x => new DownloadItemRequest(new ComicPage {
TargetUrl = "-no-"
}))
.ToArray();
var req = new ComicDownloadRequest(saver, null, null, reqs, sourceProvider);
return(req);
}
public async Task EmitTaskWithListener_ThrowException_TheMethodWasCalled()
{
var sourceProvider = new ExceptionComicProvider();
var saver = new NullSaver();
var reqs = Enumerable.Range(0, 1)
.Select(x => new DownloadItemRequest(new ComicPage {
TargetUrl = "-no-"
}))
.ToArray();
var mgr = new RecyclableMemoryStreamManager();
var req = new ComicDownloadRequest(saver, null, null, reqs, sourceProvider);
var downloader = new ComicDownloader(mgr);
var listener = new NullDownloadListener();
req.Listener = listener;
var res = downloader.EmitTasks(req);
await res[0]();
Assert.IsTrue(listener.IsFetchPageExceptionAsync);
}
public void GivenValueCreateDownloadCenter_MustReturnValue()
{
var mgr = new NullDownloadManager();
var saver = new NullSaver();
var provider = new ValueServiceProvider
{
ServiceMap = new Dictionary <Type, Func <object> >
{
[typeof(IComicSaver)] = () => saver,
[typeof(IDownloadManager)] = () => mgr,
}
};
var center = DownloadCenterHelper.CreateDownloadCenter(
provider, mgr, saver);
Assert.IsNotNull(center);
center = DownloadCenterHelper.CreateQueneDownloadCenter(provider, saver);
Assert.IsNotNull(center);
center = DownloadCenterHelper.CreateDownloadCenterFromService(provider);
Assert.IsNotNull(center);
}
