In this presentation i will give you a deep overview about Windows Phone 8 testing tool and how to profile and monitor your application performance.

1. ___________________________________________________
Michele Capra
Software Engineer @ OrangeCode

6. WP7 App
View and ViewModel
WP7 Class Library
TestSuite

10. public partial class MainPage : PhoneApplicationPage
{
public MainPage()
{
InitializeComponent();
Content = UnitTestSystem.CreateTestPage();
}
}

14. [TestClass]
public class MainViewModelFixture
{
private MainViewModel _viewModel;
private Mock<IDbService> _service;
public MainViewModelFixture()
{
_service= new Mock<IDbService>();
_viewModel= new MainViewModel(_service.Object);
}
[TestMethod]
public void Initialize_Should_LoadDataFromDb()
{
_viewModel.Initialize();
_service.Verify(p=>p.LoadProducts());
}
}

16. using Caliburn.Micro;
using OrangeCode.Wpreborn.SQLIteApp.Services;
namespace OrangeCode.Wpreborn.SQLIteApp.ViewModels
{
public class MainViewModel :PropertyChangedBase
{
private readonly IDbService _service;
public MainViewModel(IDbService service)
{
_service = service;
}
public void Initialize()
{
_service.LoadProducts();
}
}
}

18. [TestMethod]
public void Initialize_Should_ShowData()
{
_service.Setup(p => p.LoadProducts()).Returns(
new List<Product>{
new Product {Name = "Product 1", Serial =
"123456"}
}
);
_viewModel.Initialize();
Assert.AreEqual(_viewModel.Products.Count,1);
Assert.AreEqual(_viewModel.Products[0].Serial,"123456");
}

19. public class MainViewModel :PropertyChangedBase
{
private readonly IDbService _service;
public IList<Product> Products { get; set; }
public MainViewModel(IDbService service)
{
_service = service;
}
public void Initialize()
{
Products=_service.LoadProducts();
}
}

21. public interface IDbServiceAsync{
Task<IList<Product>> LoadProductsAsync();
}
public class DbServiceAsync :IDbServiceAsync{
private readonly SQLiteAsyncConnection _context;
public DbService(SQLiteAsyncConnection context)
{
_context = context;
}
public async Task<IList<Product>> LoadProductsAsync()
{
return await _context.Table<Product>().ToListAsync();
}
}

22. private async void PrepareDb()
{
SQLiteAsyncConnection connection = new SQLiteAsyncConnection("TestDb.sqlite”);
await connection.DropTableAsync<Product>();
await connection.CreateTableAsync<Product>();
await connection.InsertAsync(new Product { Name = "Product 1", Serial = "123456" });
}
[TestMethod]
public async void LoadProductsAsync_Should_Load_Data_FromDb()
{
await PrepareDb();
var data= await _service.LoadProductsAsync();
Assert.AreEqual(data.Count,1);
}

33. Email : michele@orangecode.it Blog: www.orangecode.it/blog
Twitter: @piccoloaiutante GitHub: github.com/piccoloaiutante