key_tests.cpp

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#include <boost/test/unit_test.hpp>

#include <string>
#include <vector>

#include "key.h"
#include "base58.h"
#include "uint256.h"
#include "util.h"

using namespace std;

static const string strSecret1     ("6uu5bsZLA2Lm6yCxgwxDxHyZmhYeqBMLQT83Fyq738YhYucQPQf");
static const string strSecret2     ("6vZDRwYgTNidWzmKs9x8QzQGeWCqbdUtNRpEKZMaP67ZSn8XMjb");
static const string strSecret1C    ("T6UsJv9hYpvDfM5noKYkB3vfeHxhyegkeWJ4y7qKeQJuyXMK11XX");
static const string strSecret2C    ("T9PBs5kq9QrkBPxeGNWKitMi4XuFVr25jaXTnuopLVZxCUAJbixA");
static const CBitcoinAddress addr1 ("LWaFezDtucfCA4xcVEfs3R3xfgGWjSwcZr");
static const CBitcoinAddress addr2 ("LXwHM6mRd432EzLJYwuKQMPhTzrgr7ur9K");
static const CBitcoinAddress addr1C("LZWK8h7C166niP6GmpUmiGrvn4oxPqQgFV");
static const CBitcoinAddress addr2C("Lgb6tdqmdW3n5E12johSuEAqRMt4kAr7yu");


static const string strAddressBad("LRjyUS2uuieEPkhZNdQz8hE5YycxVEqSXA");


#ifdef KEY_TESTS_DUMPINFO
void dumpKeyInfo(uint256 privkey)
{
    CKey key;
    key.resize(32);
    memcpy(&secret[0], &privkey, 32);
    vector<unsigned char> sec;
    sec.resize(32);
    memcpy(&sec[0], &secret[0], 32);
    printf("  * secret (hex): %s\n", HexStr(sec).c_str());

    for (int nCompressed=0; nCompressed<2; nCompressed++)
    {
        bool fCompressed = nCompressed == 1;
        printf("  * %s:\n", fCompressed ? "compressed" : "uncompressed");
        CBitcoinSecret bsecret;
        bsecret.SetSecret(secret, fCompressed);
        printf("    * secret (base58): %s\n", bsecret.ToString().c_str());
        CKey key;
        key.SetSecret(secret, fCompressed);
        vector<unsigned char> vchPubKey = key.GetPubKey();
        printf("    * pubkey (hex): %s\n", HexStr(vchPubKey).c_str());
        printf("    * address (base58): %s\n", CBitcoinAddress(vchPubKey).ToString().c_str());
    }
}
#endif


BOOST_AUTO_TEST_SUITE(key_tests)

BOOST_AUTO_TEST_CASE(key_test1)
{
    CBitcoinSecret bsecret1, bsecret2, bsecret1C, bsecret2C, baddress1;
    BOOST_CHECK( bsecret1.SetString (strSecret1));
    BOOST_CHECK( bsecret2.SetString (strSecret2));
    BOOST_CHECK( bsecret1C.SetString(strSecret1C));
    BOOST_CHECK( bsecret2C.SetString(strSecret2C));
    BOOST_CHECK(!baddress1.SetString(strAddressBad));

    CKey key1  = bsecret1.GetKey();
    BOOST_CHECK(key1.IsCompressed() == false);
    CKey key2  = bsecret2.GetKey();
    BOOST_CHECK(key2.IsCompressed() == false);
    CKey key1C = bsecret1C.GetKey();
    BOOST_CHECK(key1C.IsCompressed() == true);
    CKey key2C = bsecret2C.GetKey();
    BOOST_CHECK(key1C.IsCompressed() == true);

    CPubKey pubkey1  = key1. GetPubKey();
    CPubKey pubkey2  = key2. GetPubKey();
    CPubKey pubkey1C = key1C.GetPubKey();
    CPubKey pubkey2C = key2C.GetPubKey();

    BOOST_CHECK(addr1.Get()  == CTxDestination(pubkey1.GetID()));
    BOOST_CHECK(addr2.Get()  == CTxDestination(pubkey2.GetID()));
    BOOST_CHECK(addr1C.Get() == CTxDestination(pubkey1C.GetID()));
    BOOST_CHECK(addr2C.Get() == CTxDestination(pubkey2C.GetID()));

    for (int n=0; n<16; n++)
    {
        string strMsg = strprintf("Very secret message %i: 11", n);
        uint256 hashMsg = Hash(strMsg.begin(), strMsg.end());

        // normal signatures

        vector<unsigned char> sign1, sign2, sign1C, sign2C;

        BOOST_CHECK(key1.Sign (hashMsg, sign1));
        BOOST_CHECK(key2.Sign (hashMsg, sign2));
        BOOST_CHECK(key1C.Sign(hashMsg, sign1C));
        BOOST_CHECK(key2C.Sign(hashMsg, sign2C));

        BOOST_CHECK( pubkey1.Verify(hashMsg, sign1));
        BOOST_CHECK(!pubkey1.Verify(hashMsg, sign2));
        BOOST_CHECK( pubkey1.Verify(hashMsg, sign1C));
        BOOST_CHECK(!pubkey1.Verify(hashMsg, sign2C));

        BOOST_CHECK(!pubkey2.Verify(hashMsg, sign1));
        BOOST_CHECK( pubkey2.Verify(hashMsg, sign2));
        BOOST_CHECK(!pubkey2.Verify(hashMsg, sign1C));
        BOOST_CHECK( pubkey2.Verify(hashMsg, sign2C));

        BOOST_CHECK( pubkey1C.Verify(hashMsg, sign1));
        BOOST_CHECK(!pubkey1C.Verify(hashMsg, sign2));
        BOOST_CHECK( pubkey1C.Verify(hashMsg, sign1C));
        BOOST_CHECK(!pubkey1C.Verify(hashMsg, sign2C));

        BOOST_CHECK(!pubkey2C.Verify(hashMsg, sign1));
        BOOST_CHECK( pubkey2C.Verify(hashMsg, sign2));
        BOOST_CHECK(!pubkey2C.Verify(hashMsg, sign1C));
        BOOST_CHECK( pubkey2C.Verify(hashMsg, sign2C));

        // compact signatures (with key recovery)

        vector<unsigned char> csign1, csign2, csign1C, csign2C;

        BOOST_CHECK(key1.SignCompact (hashMsg, csign1));
        BOOST_CHECK(key2.SignCompact (hashMsg, csign2));
        BOOST_CHECK(key1C.SignCompact(hashMsg, csign1C));
        BOOST_CHECK(key2C.SignCompact(hashMsg, csign2C));

        CPubKey rkey1, rkey2, rkey1C, rkey2C;

        BOOST_CHECK(rkey1.RecoverCompact (hashMsg, csign1));
        BOOST_CHECK(rkey2.RecoverCompact (hashMsg, csign2));
        BOOST_CHECK(rkey1C.RecoverCompact(hashMsg, csign1C));
        BOOST_CHECK(rkey2C.RecoverCompact(hashMsg, csign2C));

        BOOST_CHECK(rkey1  == pubkey1);
        BOOST_CHECK(rkey2  == pubkey2);
        BOOST_CHECK(rkey1C == pubkey1C);
        BOOST_CHECK(rkey2C == pubkey2C);
    }
}

BOOST_AUTO_TEST_SUITE_END()