public void EncryptAesManaged()
{
string text = "You've fallen for one of the two classic blunders! The first being never get involved in a land war in Asia but only slightly lesser known: never go in against a cicelean when DEATH is on the line! HAHAHAHAHAHAHA *dies* You only think I guessed wrong! That's what's so funny! I switched glasses when your back was turned! Ha ha! You fool! You fell victim to one of the classic blunders - The most famous of which is 'never get involved in a land war in Asia' - but only slightly less well - known is this: 'Never go against a Sicilian when death is on the line!' Ha ha ha ha ha ha ha!";
// Create Aes that generates a new key and initialization vector (IV).
// Same key must be used in encryption and decryption
using (AesManaged aes = new AesManaged())
{
// Encrypt string
byte[] encrypted = Cryptographer.EncryptAsync(text, aes.Key, aes.IV).Result;
// Decrypt the bytes to a string.
string decrypted = Cryptographer.DecryptAsync(encrypted, aes.Key, aes.IV).Result;
// Print decrypted string. It should be same as raw data
Assert.AreEqual <string>(text, decrypted);
}
}
public async Task EncryptFilesAsync_FilesInCurrentDirectory_EncryptFilesSuccessfully()
{
Parallel.ForEach(Directory.EnumerateFiles(Directory.GetCurrentDirectory(), "*.encrypt"), item =>
{
// Delete each file with the *.encrypt extension.
File.Delete(item);
});
IEnumerable <string> files = Directory.EnumerateFiles(
Directory.GetCurrentDirectory(), "*.*");
// Count files to start
int count = files.Count();
using Cryptographer cryptographer = new Cryptographer();
try
{
// string text = "You've fallen for one of the two classic blunders! The first being never get involved in a land war in Asia but only slightly lesser known: never go in against a cicelean when DEATH is on the line! HAHAHAHAHAHAHA *dies* You only think I guessed wrong! That's what's so funny! I switched glasses when your back was turned! Ha ha! You fool! You fell victim to one of the classic blunders - The most famous of which is 'never get involved in a land war in Asia' - but only slightly less well - known is this: 'Never go against a Sicilian when death is on the line!' Ha ha ha ha ha ha ha!";
await foreach (string fileName in Program.EncryptFilesAsync(files, cryptographer))
{
byte[] encryptedData = await File.ReadAllBytesAsync(fileName);
string decryptedData = await cryptographer.DecryptAsync(encryptedData);
string decryptedFileName = Path.GetFileNameWithoutExtension(fileName);
if (File.Exists(decryptedFileName))
{
string expected = File.ReadAllText(decryptedFileName);
Assert.AreEqual <string>(expected, decryptedData);
}
}
}
catch (AggregateException exception)
{
TestContext !.WriteLine(exception.Flatten().ToString());
throw;
}
Assert.AreEqual <int>(count,
Directory.EnumerateFiles(Directory.GetCurrentDirectory(), "*.encrypt").Count());
}