public void DeepSymmetryTest(int depth)
{
RandomNumberGenerator rng = new RandomNumberGenerator();
SymmetricRacthet send = new SymmetricRacthet();
SymmetricRacthet recv = new SymmetricRacthet();
byte[] chainKey = rng.Generate(32);
send.Initialize(chainKey);
recv.Initialize(chainKey);
byte[] key;
for (; ;)
{
var r = send.RatchetForSending(kdf);
if (r.generation == depth)
{
key = r.key;
break;
}
}
var(rk, rg) = recv.RatchetForReceiving(kdf, depth);
Assert.Equal(depth, rg);
Assert.Equal(key, rk);
}
public void RatchetForReceivingManyTest(int howmany)
{
RandomNumberGenerator rng = new RandomNumberGenerator();
SymmetricRacthet recv = new SymmetricRacthet();
recv.Initialize(rng.Generate(32));
recv.RatchetForReceiving(kdf, howmany);
}
public void MultiSymmetryTest()
{
RandomNumberGenerator rng = new RandomNumberGenerator();
SymmetricRacthet send = new SymmetricRacthet();
SymmetricRacthet recv = new SymmetricRacthet();
byte[] chainKey = rng.Generate(32);
send.Initialize(chainKey);
recv.Initialize(chainKey);
var(skey1, sgeneration1) = send.RatchetForSending(kdf);
var(skey2, sgeneration2) = send.RatchetForSending(kdf);
var(rkey1, rgeneration1) = recv.RatchetForReceiving(kdf, sgeneration1);
var(rkey2, rgeneration2) = recv.RatchetForReceiving(kdf, sgeneration2);
Assert.NotNull(skey1);
Assert.NotNull(skey2);
Assert.NotNull(rkey1);
Assert.NotNull(rkey2);
Assert.Equal(sgeneration1, rgeneration1);
Assert.Equal(sgeneration2, rgeneration2);
Assert.Equal(skey1, rkey1);
Assert.Equal(skey2, rkey2);
}