protected override void OnInitialize()
{
base.OnInitialize();
musicFileContext = Container.GetExportedValue <MockMusicFileContext>();
musicFiles = new ObservableCollection <MusicFile>()
{
musicFileContext.Create(@"C:\Users\Public\Music\Dancefloor\Culture Beat - Serenity.wav"),
musicFileContext.Create(@"C:\Culture Beat - Serenity - Epilog.wma"),
};
selectionService = Container.GetExportedValue <SelectionService>();
selectionService.Initialize(musicFiles);
playlistManager = new PlaylistManager();
controller = Container.GetExportedValue <PlaylistController>();
controller.PlaylistSettings = new PlaylistSettings();
controller.PlaylistManager = playlistManager;
controller.Initialize();
controller.Run();
shellService = Container.GetExportedValue <ShellService>();
var view = shellService.PlaylistView;
viewModel = ViewHelper.GetViewModel <PlaylistViewModel>((IView)view);
}
protected override void OnInitialize()
{
base.OnInitialize();
musicFileContext = Container.GetExportedValue <MockMusicFileContext>();
musicFiles = new ObservableCollection <MusicFile>()
{
musicFileContext.Create(@"C:\Users\Public\Music\Dancefloor\Culture Beat - Serenity.wav"),
musicFileContext.Create(@"C:\Culture Beat - Serenity - Epilog.wma"),
};
selectionService = Container.GetExportedValue <SelectionService>();
selectionService.Initialize(musicFiles);
musicFiles.First().Metadata.Album = "Serenity";
}
public void ConvertToMp3Selected()
{
var controller = Container.GetExportedValue <TranscodingController>();
controller.Initialize();
var shellService = Container.GetExportedValue <ShellService>();
var view = shellService.TranscodingListView.Value;
var viewModel = ViewHelper.GetViewModel <TranscodingListViewModel>((IView)view);
var transcodingService = viewModel.TranscodingService;
var transcodingManager = viewModel.TranscodingManager;
// No music file selected
Assert.IsFalse(viewModel.TranscodingManager.TranscodeItems.Any());
Assert.IsTrue(transcodingService.ConvertToMp3AllCommand.CanExecute(null));
Assert.IsFalse(transcodingService.ConvertToMp3SelectedCommand.CanExecute(null));
// Select first music file
AssertHelper.CanExecuteChangedEvent(transcodingService.ConvertToMp3SelectedCommand, () => selectionService.SelectedMusicFiles.Add(selectionService.MusicFiles.First()));
Assert.IsTrue(transcodingService.ConvertToMp3SelectedCommand.CanExecute(null));
// Call the convert to MP3 command
// -- mock ShowTranscodingListView call
var showTranscodingListViewCalled = false;
shellService.ShowTranscodingListViewAction = () => showTranscodingListViewCalled = true;
// -- mock TranscodeAsync call
bool transcodeCalled = false;
Task transcodeDelayTask = Task.FromResult((object)null);
Exception transcodeError = null;
var transcode = Container.GetExportedValue <MockTranscoder>();
transcode.TranscodeAsyncAction = async(sourceFileName, destinationFileName, bitrate, cancellationToken, progress) =>
{
transcodeCalled = true;
Assert.AreEqual(320000u, bitrate);
progress.Report(50);
await transcodeDelayTask;
cancellationToken.ThrowIfCancellationRequested();
if (transcodeError != null)
{
throw transcodeError;
}
progress.Report(100);
};
// -- mock SaveChangesAsync call of destination file
List <MusicFile> saveChangesCalls = new List <MusicFile>();
musicFileContext.SaveChangesAsyncAction = (musicFile) =>
{
saveChangesCalls.Add(musicFile);
return(Task.FromResult((object)null));
};
transcodingService.ConvertToMp3SelectedCommand.Execute(null);
Context.WaitFor(() => transcodingManager.TranscodeItems.Single().Progress == 1, TimeSpan.FromSeconds(1));
Assert.IsTrue(showTranscodingListViewCalled);
Assert.IsTrue(transcodeCalled);
Assert.AreEqual(1d, transcodingManager.TranscodeItems.Single().Progress);
Assert.IsNull(transcodingManager.TranscodeItems.Single().Error);
Assert.AreEqual("Serenity", saveChangesCalls.Single().Metadata.Album);
// Simulate the FileWatcher and add the new file to the list
musicFiles.Add(musicFileContext.Create(transcodingManager.TranscodeItems.Single().DestinationFileName));
Assert.IsFalse(transcodingService.ConvertToMp3SelectedCommand.CanExecute(null));
// Select second music file and convert to MP3 but cancel during conversion
selectionService.SelectedMusicFiles.Clear();
selectionService.SelectedMusicFiles.Add(selectionService.MusicFiles.ElementAt(1));
Assert.IsTrue(transcodingService.ConvertToMp3SelectedCommand.CanExecute(null));
var transcodeDelayTaskSource = new TaskCompletionSource <object>();
transcodeDelayTask = transcodeDelayTaskSource.Task;
transcodeCalled = false;
saveChangesCalls.Clear();
transcodingService.ConvertToMp3SelectedCommand.Execute(null);
Assert.IsTrue(transcodingService.CancelAllCommand.CanExecute(null));
Assert.IsFalse(transcodingService.CancelSelectedCommand.CanExecute(null));
AssertHelper.CanExecuteChangedEvent(transcodingService.CancelSelectedCommand, () => viewModel.SelectedTranscodeItems.Add(transcodingManager.TranscodeItems.Last()));
Assert.IsTrue(transcodingService.CancelSelectedCommand.CanExecute(null));
transcodingService.CancelSelectedCommand.Execute(null);
transcodeDelayTaskSource.SetResult(null);
Context.Wait(TimeSpan.FromMilliseconds(25));
// The manager contains just the TranscodeItem from the first conversion.
Assert.AreEqual(1, transcodingManager.TranscodeItems.Count);
Assert.IsFalse(saveChangesCalls.Any());
// Convert again the second music file; simulate a conversion error
transcodeError = new InvalidOperationException("Test");
transcodingService.ConvertToMp3AllCommand.Execute(null);
Assert.AreEqual(transcodeError, transcodingManager.TranscodeItems.Last().Error);
controller.Shutdown();
}