public void ActionProgress()
{
var a1 = AsyncAction <int> .CreateCompleted();
var a2 = AsyncAction <int> .CreateCompleted();
Assert.AreEqual(AsyncStatus.Completed, a1.Status);
Assert.AreSame(a2, a1);
a1 = AsyncAction <int> .CreateCanceled();
a2 = AsyncAction <int> .CreateCanceled();
Assert.ThrowsException <OperationCanceledException>(() => a1.GetResults());
Assert.AreEqual(AsyncStatus.Canceled, a1.Status);
Assert.AreSame(a2, a1);
a1 = AsyncAction <int> .CreateFault();
a2 = AsyncAction <int> .CreateFault();
Assert.AreEqual(AsyncStatus.Error, a1.Status);
Assert.ThrowsException <Exception>(() => a1.GetResults());
Assert.IsNotNull(a1.ErrorCode);
Assert.AreSame(a2, a1);
a1 = AsyncAction <int> .CreateFault(new InvalidOperationException("text"));
Assert.AreEqual(AsyncStatus.Error, a1.Status);
Assert.ThrowsException <InvalidOperationException>(() => a1.GetResults());
Assert.IsNotNull(a1.ErrorCode);
Assert.AreEqual("text", a1.ErrorCode.Message);
a1.Close();
Assert.IsNotNull(a1.ErrorCode);
Assert.AreEqual("text", a1.ErrorCode.Message);
}
/// <summary>
/// Show share UI.
/// </summary>
/// <param name="manager"><see cref="DataTransferManager"/> of sharing.</param>
/// <param name="dataPackageProvider">Provides <see cref="DataPackage"/> to share.</param>
/// <exception cref="ArgumentNullException"><paramref name="manager"/> or <paramref name="dataPackageProvider"/> is <see langword="null"/>.</exception>
/// <exception cref="NotSupportedException">Sharing is not supported.</exception>
public static IAsyncAction ShareAsync(this DataTransferManager manager, Func <IAsyncOperation <DataPackage> > dataPackageProvider)
{
if (manager is null)
{
throw new ArgumentNullException(nameof(manager));
}
if (dataPackageProvider is null)
{
throw new ArgumentNullException(nameof(dataPackageProvider));
}
if (!DataTransferManager.IsSupported())
{
return(AsyncAction.CreateFault(new NotSupportedException()));
}
var action = new AsyncAction();
new ShareHandlerStorage(manager, dataPackageProvider, action);
DataTransferManager.ShowShareUI();
return(action);
}