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/*
* (C) 2014,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include "tests.h"
#if defined(BOTAN_HAS_CRYPTO_BOX)
#include <botan/cryptobox.h>
#include <botan/hex.h>
#endif
namespace Botan_Tests {
namespace {
#if defined(BOTAN_HAS_CRYPTO_BOX)
class Cryptobox_Tests final : public Test
{
public:
std::vector<Test::Result> run() override
{
Test::Result result("cryptobox");
for(size_t i = 0; i <= 128; i += 7)
{
const std::string password = Test::random_password();
const std::vector<uint8_t> input = unlock(Test::rng().random_vec(i));
const std::string ciphertext =
Botan::CryptoBox::encrypt(input.data(), input.size(), password, Test::rng());
// First verify decryption works
try
{
const Botan::secure_vector<uint8_t> decrypted =
Botan::CryptoBox::decrypt_bin(ciphertext, password);
result.test_eq("decrypt", decrypted, input);
}
catch(std::exception& e)
{
result.test_failure("cryptobox decrypt", e.what());
}
// Now corrupt a bit and ensure it fails
try
{
std::string corrupted = ciphertext;
corrupted[corrupted.size()/2]++;
const std::string decrypted = Botan::CryptoBox::decrypt(corrupted, password);
result.test_failure("Decrypted corrupted cryptobox message");
}
catch(Botan::Decoding_Error)
{
result.test_success("Rejected corrupted cryptobox message");
}
catch(Botan::Invalid_Argument)
{
result.test_success("Rejected corrupted cryptobox message");
}
}
return {result};
}
};
BOTAN_REGISTER_TEST("cryptobox", Cryptobox_Tests);
#endif
}
}
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