public void UnlockString_WrongKey()
{
var sl = new SecretLocker(new Key());
var en = new Locked(testCipher, new Utils.Nonce(testNonce));
var de = "";
Assert.ThrowsException <CryptographicException>(() => de = sl.UnlockString(en));
Assert.AreNotEqual(TEST_STRING, de);
}
public void UnlockString_CipherWithWrongNonce_ToShort()
{
var key = new Key(testKey);
var sl = new SecretLocker(key);
var en = new Locked(testCipher, new Utils.Nonce());
var de = "";
Assert.ThrowsException <Sodium.Exceptions.NonceOutOfRangeException>(() => de = sl.UnlockString(en));
Assert.AreNotEqual(TEST_STRING, de);
}
public void UnlockString_CipherWithNonce()
{
var key = new Key(testKey);
var sl = new SecretLocker(key);
var en = new Locked(testCipher, new Utils.Nonce(testNonce));
var de = sl.UnlockString(en);
Assert.AreEqual(TEST_STRING, de);
}
public void UnlockString_combined()
{
var key = new Key(testKey);
var sl = new SecretLocker(key);
var en = new Locked(combined);
var de = sl.UnlockString(en);
Assert.AreEqual(TEST_STRING, de);
}
public void LockString()
{
var key = new Key();
var sl = new SecretLocker(key);
var en = sl.Lock(TEST_STRING);
var de = sl.UnlockString(en);
Assert.AreEqual(TEST_STRING, de);
}
public void UnlockString_TamperdChipherText()
{
var key = new Key(testKey);
var sl = new SecretLocker(key);
var en = new Locked(testCipher, new Utils.Nonce(testNonce));
//tamper ciphertext
for (int i = 0; i < 5; i++)
{
en.Ciphertext[i] = 0;
}
var de = "";
Assert.ThrowsException <CryptographicException>(() => de = sl.UnlockString(en));
Assert.AreNotEqual(TEST_STRING, de);
}
public void LockString()
{
var key = new Key();
var sl = new SecretLocker(key);
var en = sl.Lock(TEST_STRING);
var keyS = string.Join(", ", key.Bytes);
var combinded = string.Join(", ", en.Combined);
var n = string.Join(", ", en.Nonce.Bytes);
var c = string.Join(", ", en.Ciphertext);
var de = sl.UnlockString(en);
Assert.AreEqual(TEST_STRING, de);
}
