public void HashAlgorithmWrapper_Dispose_NonOwner_DoesNotThrow()
{
var haw = new HashAlgorithmWrapper(new SHA1Managed(), false);
haw.Dispose();
}
public void HashAlgorithmWrapper_Generic_Dispose_DoesNotThrow()
{
var haw = new HashAlgorithmWrapper <SHA1Managed>();
Assert.DoesNotThrow(() =>
haw.Dispose());
}
public void HashAlgorithmWrapper_Dispose_Owner_Invalidates()
{
var ha = new SHA1Managed();
var haw = new HashAlgorithmWrapper(ha, true);
Assert.DoesNotThrow(() =>
haw.Dispose());
// HashAlgorithm shouldn't be usable anymore.
Assert.Throws <ObjectDisposedException>(() =>
ha.ComputeHash(new byte[0]));
Assert.Throws <ObjectDisposedException>(() =>
ha.ComputeHash(new MemoryStream()));
// HashAlgorithmWrapper should not be usable anymore either.
Assert.Throws <ObjectDisposedException>(() =>
haw.ComputeHash(new byte[0]));
Assert.Throws <ObjectDisposedException>(() =>
haw.ComputeHash(new MemoryStream()));
}
public void HashAlgorithmWrapper_Dispose_Owner_DoesNotThrow()
{
var haw = new HashAlgorithmWrapper(new SHA1Managed(), true);
Assert.DoesNotThrow(() =>
haw.Dispose());
}
/// <summary>
/// Подписать данные.
/// </summary>
/// <param name="data">Данные (массив байт).</param>
/// <param name="hashAlgorithmWrapper">Обертка над алгоритмом хеширования.</param>
/// <returns>Подпись.</returns>
/// <remarks>Необходимо вернуть "сырую подпись" (не CMS).</remarks>
public byte[] SignData(byte[] data, HashAlgorithmWrapper hashAlgorithmWrapper)
{
/* Например:
* var cryptoServiceProvider = (RSACryptoServiceProvider)this.Certificate.PrivateKey;
* using (var hashAlgorithm = hashAlgorithmWrapper.GetHashAlgorithm())
* return cryptoServiceProvider.SignHash(hashAlgorithm.ComputeHash(data), hashAlgorithmWrapper.AlgorithmId);
*/
throw new NotImplementedException();
}
/// <summary>
/// Проверить подпись данных.
/// </summary>
/// <param name="data">Данные (массив байт).</param>
/// <param name="signature">Подписанные данные.</param>
/// <param name="hashAlgorithmWrapper">Обертка над алгоритмом хеширования.</param>
/// <returns></returns>
/// <remarks>Проверяется "сырая подпись" (не CMS).</remarks>
public bool VerifySignature(byte[] data, byte[] signature, HashAlgorithmWrapper hashAlgorithmWrapper)
{
/* Например:
* var cryptoServiceProvider = (RSACryptoServiceProvider)this.Certificate.PublicKey.Key;
* var hash = hashAlgorithmWrapper.ComputeHash(data);
* return cryptoServiceProvider.VerifyHash(hash, hashAlgorithmWrapper.AlgorithmId, signature);
*/
throw new NotImplementedException();
}
public void HashAlgorithmWrapper_Generic_Dispose_Invalidates()
{
var haw = new HashAlgorithmWrapper <SHA1Managed>();
haw.Dispose();
// HashAlgorithmWrapper should no longer be usable.
Assert.Throws <ObjectDisposedException>(() =>
haw.ComputeHash(new byte[0]));
Assert.Throws <ObjectDisposedException>(() =>
haw.ComputeHash(new MemoryStream()));
}
public void HashAlgorithmWrapper_Dispose_NonOwner_Preserves_HashAlgorithm()
{
var ha = new SHA1Managed();
var haw = new HashAlgorithmWrapper(ha, false);
haw.Dispose();
// HashAlgorithm should still be usable.
ha.ComputeHash(new byte[0]);
ha.ComputeHash(new MemoryStream());
// HashAlgorithmWrapper's usability afterwards is an implementation detail
// and shouldn't be tested.
}
