public void TestDecryptWithCancel()
{
IDataStore sourceFileInfo = New <IDataStore>(_helloWorldAxxPath);
Passphrase passphrase = new Passphrase("a");
IProgressContext progress = new CancelProgressContext(new ProgressContext(new TimeSpan(0, 0, 0, 0, 100)));
progress.Progressing += (object sender, ProgressEventArgs e) =>
{
progress.Cancel = true;
};
Headers headers = new Headers();
AxCryptReaderBase reader = headers.CreateReader(new LookAheadStream(new ProgressStream(sourceFileInfo.OpenRead(), progress)));
using (IAxCryptDocument document = AxCryptReaderBase.Document(reader))
{
bool keyIsOk = document.Load(passphrase, new V1Aes128CryptoFactory().CryptoId, headers);
Assert.That(keyIsOk, Is.True, "The passphrase provided is correct!");
IDataStore destinationInfo = New <IDataStore>(_rootPath.PathCombine("Destination", "Decrypted.txt"));
FakeRuntimeEnvironment environment = (FakeRuntimeEnvironment)OS.Current;
environment.CurrentTiming.CurrentTiming = new TimeSpan(0, 0, 0, 0, 100);
using (FileLock destinationFileLock = New <FileLocker>().Acquire(destinationInfo))
{
Assert.Throws <OperationCanceledException>((TestDelegate)(() => { New <AxCryptFile>().Decrypt(document, destinationFileLock, AxCryptOptions.None, progress); }));
}
}
}
public static void TestAddRemoveProgressingEvent()
{
CancelProgressContext progress = new CancelProgressContext(new ProgressContext(TimeSpan.Zero));
int percent = -1;
EventHandler <ProgressEventArgs> handler = (object sender, ProgressEventArgs e) =>
{
percent = e.Percent;
};
progress.Progressing += handler;
progress.AddTotal(200);
progress.AddCount(100);
Assert.That(percent, Is.EqualTo(50), "When halfway, the percent should be 50.");
FakeRuntimeEnvironment.Instance.CurrentTiming.CurrentTiming = TimeSpan.FromSeconds(1);
progress.AddCount(50);
Assert.That(percent, Is.EqualTo(75), "150 of 200 is 75%.");
progress.Progressing -= handler;
FakeRuntimeEnvironment.Instance.CurrentTiming.CurrentTiming = TimeSpan.FromSeconds(1);
progress.AddCount(50);
Assert.That(percent, Is.EqualTo(75), "Since the event handler was removed, percent should stay the same.");
}
public static void TestAllItemsConfirmed()
{
ProgressContext progressContext = new ProgressContext(TimeSpan.Zero);
CancelProgressContext cancelContext = new CancelProgressContext(progressContext);
Assert.That(progressContext.AllItemsConfirmed, Is.False, "The default value is false.");
Assert.That(cancelContext.AllItemsConfirmed, Is.EqualTo(progressContext.AllItemsConfirmed), "The cancel context should have the same value as the progressContext.");
cancelContext.AllItemsConfirmed = true;
Assert.That(progressContext.AllItemsConfirmed, Is.True, "The progressContext should reflect the setting of the cancelContext.");
Assert.That(cancelContext.AllItemsConfirmed, Is.EqualTo(progressContext.AllItemsConfirmed), "The cancel context should have the same value as the progressContext.");
}
public static void TestCancelAddCount()
{
IProgressContext progress = new ProgressContext();
progress.NotifyLevelStart();
progress.AddTotal(100);
progress.AddCount(10);
progress = new CancelProgressContext(progress);
Assert.DoesNotThrow(() => { progress.NotifyLevelStart(); });
Assert.DoesNotThrow(() => { progress.AddTotal(50); });
progress.Cancel = true;
Assert.Throws <OperationCanceledException>(() => { progress.AddCount(10); });
Assert.DoesNotThrow(() => { progress.NotifyLevelFinished(); });
}
public void TestWipeWithDelayedUntilDoneCancel()
{
IDataStore fileInfo = New <IDataStore>(_davidCopperfieldTxtPath);
IProgressContext progress = new CancelProgressContext(new ProgressContext(TimeSpan.Zero));
progress.Progressing += (object sender, ProgressEventArgs e) =>
{
((IProgressContext)sender).Cancel = true;
};
using (FileLock fileLock = New <FileLocker>().Acquire(fileInfo))
{
Assert.Throws <OperationCanceledException>((TestDelegate)(() => { New <AxCryptFile>().Wipe(fileLock, progress); }));
}
Assert.That(!fileInfo.IsAvailable, "The file should be completely wiped, even if canceled at start.");
}
public static void TestRemoveCount()
{
ProgressContext progressContext = new ProgressContext(TimeSpan.Zero);
CancelProgressContext cancelContext = new CancelProgressContext(progressContext);
int percent = 0;
cancelContext.Progressing += (sender, e) =>
{
percent = e.Percent;
};
cancelContext.AddTotal(100);
cancelContext.AddCount(10);
Assert.That(percent, Is.EqualTo(10), "10 of 100 is 10%.");
cancelContext.RemoveCount(50, 10);
FakeRuntimeEnvironment.Instance.CurrentTiming.CurrentTiming = TimeSpan.FromMilliseconds(1000);
cancelContext.AddCount(10);
Assert.That(percent, Is.EqualTo(20), "10 of 50 is 20%.");
}
public void TestDecryptCompressedWithCancel()
{
Passphrase passphrase = new Passphrase("Å ä Ö");
using (V1AxCryptDocument document = new V1AxCryptDocument())
{
IProgressContext progress = new CancelProgressContext(new ProgressContext(new TimeSpan(0, 0, 0, 0, 100)));
bool keyIsOk = document.Load(passphrase, new V1Aes128CryptoFactory().CryptoId, new ProgressStream(FakeDataStore.ExpandableMemoryStream(Resources.david_copperfield_key__aa_ae_oe__ulu_txt), progress));
Assert.That(keyIsOk, Is.True, "The passphrase provided is correct!");
using (MemoryStream plaintextStream = new MemoryStream())
{
progress.Progressing += (object sender, ProgressEventArgs e) =>
{
progress.Cancel = true;
};
FakeRuntimeEnvironment environment = (FakeRuntimeEnvironment)OS.Current;
environment.CurrentTiming.CurrentTiming = new TimeSpan(0, 0, 0, 0, 100);
Assert.Throws <OperationCanceledException>(() => { document.DecryptTo(plaintextStream); });
}
}
}
