public void TestKeyLength()
{
var signing = new Signing(null);
var key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 1);
Assert.AreEqual(Signing.KeyLength, key.Length);
key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 2);
Assert.AreEqual(2 * Signing.KeyLength, key.Length);
key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 3);
Assert.AreEqual(3 * Signing.KeyLength, key.Length);
}
public void TestKeyLength()
{
Signing signing = new Signing();
sbyte[] key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 1);
Assert.AreEqual(Constants.KEY_LENGTH, key.Length);
key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 2);
Assert.AreEqual(2 * Constants.KEY_LENGTH, key.Length);
key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 3);
Assert.AreEqual(3 * Constants.KEY_LENGTH, key.Length);
}
public void TestSigning()
{
// we can sign any hash, so for convenience we will sign the first
// address of our test seed
// (but remove the checksum) with the key of our fifth address
var hashToSign = FIRST_ADDR.RemoveChecksum();
var signing = new Signing(null);
var key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 2);
var normalizedHash = new Bundle().NormalizedBundle(hashToSign);
var subKey = new int[6561];
var subNormalizedHash = new int[27];
Array.Copy(key, 0, subKey, 0, 6561);
Array.Copy(normalizedHash, 0, subNormalizedHash, 0, 27);
var signature = signing.SignatureFragment(
subNormalizedHash,
subKey);
Assert.AreEqual(SIGNATURE1, Converter.ToTrytes(signature));
Array.Copy(key, 6561, subKey, 0, 6561);
Array.Copy(normalizedHash, 27, subNormalizedHash, 0, 27);
var signature2 = signing.SignatureFragment(
subNormalizedHash,
subKey);
Assert.AreEqual(SIGNATURE2, Converter.ToTrytes(signature2));
}
public void TestLongSeedKeyGeneration()
{
ICurl curl = new Kerl();
var signing = new Signing(curl);
var seed = "EV9QRJFJZVFNLYUFXWKXMCRRPNAZYQVEYB9VEPUHQNXJCWKZFVUCTQJFCUAMXAHMMIUQUJDG9UGGQBPIY";
for (var i = 1; i < 5; i++)
{
var key1 = signing.Key(Converter.ToTrits(seed), 0, i);
Assert.AreEqual(Signing.KeyLength * i, key1.Length);
var key2 = signing.Key(Converter.ToTrits(seed + seed), 0, i);
Assert.AreEqual(Signing.KeyLength * i, key2.Length);
var key3 = signing.Key(Converter.ToTrits(seed + seed + seed), 0, i);
Assert.AreEqual(Signing.KeyLength * i, key3.Length);
}
}
public void TestLongSeedKeyGeneration()
{
ICurl curl = SpongeFactory.Create(SpongeFactory.Mode.KERL);
Signing signing = new Signing(curl);
string seed = "EV9QRJFJZVFNLYUFXWKXMCRRPNAZYQVEYB9VEPUHQNXJCWKZFVUCTQJFCUAMXAHMMIUQUJDG9UGGQBPIY";
for (int i = Constants.MIN_SECURITY_LEVEL; i < Constants.MAX_SECURITY_LEVEL; i++)
{
sbyte[] key1 = signing.Key(Converter.ToTrits(seed), 0, i);
Assert.AreEqual(Constants.KEY_LENGTH * i, key1.Length);
sbyte[] key2 = signing.Key(Converter.ToTrits(seed + seed), 0, i);
Assert.AreEqual(Constants.KEY_LENGTH * i, key2.Length);
sbyte[] key3 = signing.Key(Converter.ToTrits(seed + seed + seed), 0, i);
Assert.AreEqual(Constants.KEY_LENGTH * i, key3.Length);
}
}
public void TestSigning()
{
// we can sign any hash, so for convenience we will sign the first
// address of our test seed
// (but remove the checksum) with the key of our fifth address
string hashToSign = FIRST_ADDR.RemoveChecksum();
Signing signing = new Signing();
sbyte[] key = signing.Key(Converter.ToTrits(TEST_SEED), 5, 2);
sbyte[] normalizedHash = new Bundle().NormalizedBundle(hashToSign);
sbyte[] signature = signing.SignatureFragment(
ArrayUtils.SubArray(normalizedHash, 0, 27),
ArrayUtils.SubArray(key, 0, 6561));
Assert.AreEqual(SIGNATURE1, Converter.ToTrytes(signature));
sbyte[] signature2 = signing.SignatureFragment(
ArrayUtils.SubArray(normalizedHash, 27, 27 * 2),
ArrayUtils.SubArray(key, 6561, 6561 * 2));
Assert.AreEqual(SIGNATURE2, Converter.ToTrytes(signature2));
}