public void MultipleSongsWithDifferentArtistReturnsEmptyString()
{
var songs = new[] { Helpers.LocalSong1, Helpers.LocalSong2 };
var fixture = new TagEditorViewModel(songs, () => Task.FromResult(true));
Assert.Equal(string.Empty, fixture.Artist);
}
public void SingleSongReturnsSongAlbum()
{
var songs = new[] { Helpers.LocalSong1 };
var fixture = new TagEditorViewModel(songs, () => Task.FromResult(true));
Assert.Equal(Helpers.LocalSong1.Album, fixture.Album);
}
public void ReturnsCustomValueIfSet()
{
var songs = new[] { Helpers.LocalSong1 };
var fixture = new TagEditorViewModel(songs, () => Task.FromResult(true))
{
Album = "Custom Album"
};
Assert.Equal("Custom Album", fixture.Album);
}
public void MultipleSongsWithSameArtistReturnsCommonAlbum()
{
var song1 = new LocalSong("C://song1.mp3", TimeSpan.Zero)
{
Album = "The Album"
};
var song2 = new LocalSong("C://song2.mp3", TimeSpan.Zero)
{
Album = "The Album"
};
var songs = new[] { song1, song2 };
var fixture = new TagEditorViewModel(songs, () => Task.FromResult(true));
Assert.Equal(song1.Album, fixture.Album);
}
private void OpenTagEditor()
{
Func<Task<bool>> multipleEditWarning = async () =>
{
MessageDialogResult result = await this.ShowMessageAsync("Save Metadata", "Do you really want to change the metadata of multiple songs?",
MessageDialogStyle.AffirmativeAndNegative, new MetroDialogSettings { AffirmativeButtonText = "Save", NegativeButtonText = "Cancel" });
return result == MessageDialogResult.Affirmative;
};
var songs = this.shellViewModel.LocalViewModel.SelectedSongs.Select(x => (LocalSong)x.Model).ToList();
var editorViewModel = new TagEditorViewModel(songs, multipleEditWarning);
this.TagEditor.Content = new TagEditorView
{
DataContext = editorViewModel
};
editorViewModel.Finished.FirstAsync()
.Subscribe(_ => this.TagEditorFlyout.IsOpen = false);
this.TagEditorFlyout.IsOpen = true;
}
public async Task InvokesWarningIfMoreThanOneSong()
{
bool called = false;
var songs = new[] { Helpers.LocalSong1, Helpers.LocalSong2 };
var fixture = new TagEditorViewModel(songs, () => Task.Run(() =>
{
called = true;
return false;
}));
await fixture.Save.ExecuteAsync();
Assert.True(called);
}
public async Task FiresWhenCancelCommandInvoked()
{
var songs = new[] { Helpers.LocalSong1 };
var fixture = new TagEditorViewModel(songs, () => Task.FromResult(true));
var finished = fixture.Finished.CreateCollection();
await fixture.Cancel.ExecuteAsync();
Assert.Equal(1, finished.Count);
}