def test_quarter_round(self): #RFC 7539 in text test vector x = [0x11111111, 0x01020304, 0x9b8d6f43, 0x01234567] ChaCha.quarter_round(x, 0, 1, 2, 3) self.assertEqual(x, [0xea2a92f4, 0xcb1cf8ce, 0x4581472e, 0x5881c4bb])
def test_quarter_round_on_state(self): #RFC 7539 in text test vector x = [0x879531e0, 0xc5ecf37d, 0x516461b1, 0xc9a62f8a, 0x44c20ef3, 0x3390af7f, 0xd9fc690b, 0x2a5f714c, 0x53372767, 0xb00a5631, 0x974c541a, 0x359e9963, 0x5c971061, 0x3d631689, 0x2098d9d6, 0x91dbd320] ChaCha.quarter_round(x, 2, 7, 8, 13) self.assertEqual(x, [0x879531e0, 0xc5ecf37d, 0xbdb886dc, 0xc9a62f8a, 0x44c20ef3, 0x3390af7f, 0xd9fc690b, 0xcfacafd2, 0xe46bea80, 0xb00a5631, 0x974c541a, 0x359e9963, 0x5c971061, 0xccc07c79, 0x2098d9d6, 0x91dbd320])
def test_quarter_round_on_state(self): #RFC 7539 in text test vector x = [ 0x879531e0, 0xc5ecf37d, 0x516461b1, 0xc9a62f8a, 0x44c20ef3, 0x3390af7f, 0xd9fc690b, 0x2a5f714c, 0x53372767, 0xb00a5631, 0x974c541a, 0x359e9963, 0x5c971061, 0x3d631689, 0x2098d9d6, 0x91dbd320 ] ChaCha.quarter_round(x, 2, 7, 8, 13) self.assertEqual(x, [ 0x879531e0, 0xc5ecf37d, 0xbdb886dc, 0xc9a62f8a, 0x44c20ef3, 0x3390af7f, 0xd9fc690b, 0xcfacafd2, 0xe46bea80, 0xb00a5631, 0x974c541a, 0x359e9963, 0x5c971061, 0xccc07c79, 0x2098d9d6, 0x91dbd320 ])