public void ClearAlbumArt_Button_Not_Clickable_When_Model_Instance_Is_Null()
{
ViewModelMp3 viewModel = new ViewModelMp3();
bool clickable = viewModel.ClearAlbumArtCommand_CanExecute();
Assert.AreEqual(false, clickable);
}
public void ClearAlbumArt_Button_Is_Clickable_When_AlbumArt_Property_Length_Is_One_Or_Larger()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
AlbumArt = new byte[1]
};
bool clickable = viewModel.ClearAlbumArtCommand_CanExecute();
Assert.AreEqual(true, clickable);
}
public void DownloadAlbumArt_Button_Not_Clickable_When_IsBusyDownloadingAlbumArt_Property_Is_Set()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
IsBusyDownloadingAlbumArt = true
};
bool clickable = viewModel.DownloadAlbumArtCommand_CanExecute();
Assert.AreEqual(false, clickable);
}
public void DownloadAlbumArt_Button_Setting_IsBusyDownloadingAlbumArt_Property_To_True_When_Executed()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
IsBusyDownloadingAlbumArt = false
};
viewModel.DownloadAlbumArtCommand_Execute();
Assert.AreEqual(true, viewModel.ModelMp3.IsBusyDownloadingAlbumArt);
}
public void DownloadAlbumArt_Button_Not_Clickable_When_AlbumArt_Length_Is_Smaller_Than_One()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
AlbumArt = new byte[1]
};
bool clickable = viewModel.DownloadAlbumArtCommand_CanExecute();
Assert.AreEqual(false, clickable);
}
public void SaveMP3_Button_Not_Clickable_When_IsBusySavingMP3_Property_Is_True()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
IsBusySavingMp3 = true
};
bool clickable = viewModel.SaveMP3Command_CanExecute();
Assert.AreEqual(false, clickable);
}
public void SaveMP3_Button_Is_Clickable_When_IsBusyDownloadingAlbumArt_Property_Is_False_And_FullMP3Path_Property_Is_Set()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
FullMp3Path = "test", IsBusyDownloadingAlbumArt = false
};
bool clickable = viewModel.SaveMP3Command_CanExecute();
Assert.AreEqual(true, clickable);
}
public void SaveMP3_Button_Not_Clickable_When_FullMP3Path_Property_Is_Empty()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
FullMp3Path = string.Empty, IsBusyDownloadingAlbumArt = false
};
bool clickable = viewModel.SaveMP3Command_CanExecute();
Assert.AreEqual(false, clickable);
}
public void ClearAlbumArt_Button_Clears_AlbumArt_Property_In_Model_Instance_But_Not_To_Null()
{
ViewModelMp3 viewModel = new ViewModelMp3();
viewModel.ModelMp3 = new ModelMp3()
{
AlbumArt = new byte[1] {
0x20
}
};
viewModel.ClearAlbumArtCommand_Execute();
Assert.IsNotNull(viewModel.ModelMp3.AlbumArt);
}
private void InitializeViewModel()
{
DataContext = new ViewModelMp3();
}
