public void Encrypt_Ecb_ReturnsVector(byte[] keyBytes, byte[] clearBytes, byte[] cipherBytes)
{
//arrange
var sut = new BlowfishEncryptor(BlowfishCipherMode.Ecb);
var expected = cipherBytes;
//act
var actual = sut.Encrypt(clearBytes, keyBytes);
//assert
Assert.That(actual, Is.EqualTo(expected));
}
public void Decrypt_Ecb_WhenDecryptedWithEncryptionKey_returnsInput(byte[] input, byte[] key)
{
//Arrange
var sut = new BlowfishEncryptor(BlowfishCipherMode.Ecb);
var encrypted = sut.Encrypt(input, key);
//Act
var output = sut.Decrypt(encrypted, key);
//Assert
Assert.IsTrue(input.SequenceEqual(output));
}
public async Task Encrypt_Ecb_ReturnsVector(byte[] keyBytes, byte[] clearBytes, byte[] cipherBytes)
{
// Arrange
var sut = new BlowfishEncryptor(BlowfishCipherMode.Ecb, PaddingMode.None);
var expected = cipherBytes;
// Act
var actual = await sut.EncryptAsync(clearBytes, keyBytes);
// Assert
Assert.That(actual, Is.EqualTo(expected));
}
public async Task Decrypt_Cbc_WhenDecryptedWithEncryptionKey_returnsInput(byte[] input, byte[] key)
{
// Arrange
var sut = new BlowfishEncryptor(BlowfishCipherMode.Cbc);
var encrypted = await sut.EncryptAsync(input, key);
// Act
var output = await sut.DecryptAsync(encrypted, key);
// Assert
Assert.IsTrue(input.SequenceEqual(output));
}
public async Task Encrypt_DifferentDataSizes_CanDecrypt(int dataSize,
BlowfishCipherMode cipherMode) // a.k.a. padding works
{
// Arrange
var expected = FastRandom.StaticInstance.GetBytes(dataSize);
var sut = new BlowfishEncryptor(cipherMode, PaddingMode.PKCS7);
var key = new byte[sut.MinKeySizeInBits];
// Act
var encrypted = await sut.EncryptAsync(expected, key);
var actual = await sut.DecryptAsync(encrypted, key);
// Assert
Assert.That(actual, Is.EqualTo(expected));
}