Merge pull request #3422
daa6b20Unittests for uint256.h (Thomas Holenstein)e85e19bChanged Get64(.) to GetLow64() (Thomas Holenstein)
This commit is contained in:
Wladimir J. van der Laan
commit
ab086e0bd3
@ -14,12 +14,12 @@ int CAddrInfo::GetTriedBucket(const std::vector<unsigned char> &nKey) const
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CDataStream ss1(SER_GETHASH, 0);
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std::vector<unsigned char> vchKey = GetKey();
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ss1 << nKey << vchKey;
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uint64_t hash1 = Hash(ss1.begin(), ss1.end()).Get64();
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uint64_t hash1 = Hash(ss1.begin(), ss1.end()).GetLow64();
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CDataStream ss2(SER_GETHASH, 0);
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std::vector<unsigned char> vchGroupKey = GetGroup();
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ss2 << nKey << vchGroupKey << (hash1 % ADDRMAN_TRIED_BUCKETS_PER_GROUP);
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uint64_t hash2 = Hash(ss2.begin(), ss2.end()).Get64();
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uint64_t hash2 = Hash(ss2.begin(), ss2.end()).GetLow64();
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return hash2 % ADDRMAN_TRIED_BUCKET_COUNT;
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}
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@ -29,11 +29,11 @@ int CAddrInfo::GetNewBucket(const std::vector<unsigned char> &nKey, const CNetAd
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std::vector<unsigned char> vchGroupKey = GetGroup();
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std::vector<unsigned char> vchSourceGroupKey = src.GetGroup();
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ss1 << nKey << vchGroupKey << vchSourceGroupKey;
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uint64_t hash1 = Hash(ss1.begin(), ss1.end()).Get64();
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uint64_t hash1 = Hash(ss1.begin(), ss1.end()).GetLow64();
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CDataStream ss2(SER_GETHASH, 0);
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ss2 << nKey << vchSourceGroupKey << (hash1 % ADDRMAN_NEW_BUCKETS_PER_SOURCE_GROUP);
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uint64_t hash2 = Hash(ss2.begin(), ss2.end()).Get64();
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uint64_t hash2 = Hash(ss2.begin(), ss2.end()).GetLow64();
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return hash2 % ADDRMAN_NEW_BUCKET_COUNT;
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}
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@ -34,7 +34,7 @@ test_bitcoin_SOURCES = alert_tests.cpp \
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key_tests.cpp miner_tests.cpp mruset_tests.cpp multisig_tests.cpp \
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netbase_tests.cpp pmt_tests.cpp rpc_tests.cpp script_P2SH_tests.cpp \
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script_tests.cpp serialize_tests.cpp sigopcount_tests.cpp test_bitcoin.cpp \
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transaction_tests.cpp uint160_tests.cpp uint256_tests.cpp util_tests.cpp \
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transaction_tests.cpp uint256_tests.cpp util_tests.cpp \
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sighash_tests.cpp $(JSON_TEST_FILES) $(RAW_TEST_FILES)
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if ENABLE_WALLET
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@ -1,20 +0,0 @@
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#include "uint256.h"
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#include <stdint.h>
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#include <boost/test/unit_test.hpp>
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BOOST_AUTO_TEST_SUITE(uint160_tests)
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BOOST_AUTO_TEST_CASE(uint160_equality)
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{
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uint160 num1 = 10;
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uint160 num2 = 11;
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BOOST_CHECK(num1+1 == num2);
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uint64_t num3 = 10;
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BOOST_CHECK(num1 == num3);
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BOOST_CHECK(num1+num2 == num3+num2);
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}
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BOOST_AUTO_TEST_SUITE_END()
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@ -1,29 +1,633 @@
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#include <boost/test/unit_test.hpp>
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#include <stdint.h>
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#include <sstream>
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#include <iomanip>
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#include <limits>
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#include <cmath>
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#include "uint256.h"
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#include <string>
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#include <stdint.h>
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#include <boost/test/unit_test.hpp>
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#include "version.h"
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BOOST_AUTO_TEST_SUITE(uint256_tests)
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const unsigned char R1Array[] =
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"\x9c\x52\x4a\xdb\xcf\x56\x11\x12\x2b\x29\x12\x5e\x5d\x35\xd2\xd2"
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"\x22\x81\xaa\xb5\x33\xf0\x08\x32\xd5\x56\xb1\xf9\xea\xe5\x1d\x7d";
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const char R1ArrayHex[] = "7D1DE5EAF9B156D53208F033B5AA8122D2d2355d5e12292b121156cfdb4a529c";
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const double R1Ldouble = 0.4887374590559308955; // R1L equals roughly R1Ldouble * 2^256
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const double R1Sdouble = 0.7096329412477836074;
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const uint256 R1L = uint256(std::vector<unsigned char>(R1Array,R1Array+32));
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const uint160 R1S = uint160(std::vector<unsigned char>(R1Array,R1Array+20));
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const uint64_t R1LLow64 = 0x121156cfdb4a529cULL;
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BOOST_AUTO_TEST_CASE(uint256_equality)
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const unsigned char R2Array[] =
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"\x70\x32\x1d\x7c\x47\xa5\x6b\x40\x26\x7e\x0a\xc3\xa6\x9c\xb6\xbf"
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"\x13\x30\x47\xa3\x19\x2d\xda\x71\x49\x13\x72\xf0\xb4\xca\x81\xd7";
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const uint256 R2L = uint256(std::vector<unsigned char>(R2Array,R2Array+32));
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const uint160 R2S = uint160(std::vector<unsigned char>(R2Array,R2Array+20));
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const char R1LplusR2L[] = "549FB09FEA236A1EA3E31D4D58F1B1369288D204211CA751527CFC175767850C";
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const unsigned char ZeroArray[] =
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"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00";
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const uint256 ZeroL = uint256(std::vector<unsigned char>(ZeroArray,ZeroArray+32));
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const uint160 ZeroS = uint160(std::vector<unsigned char>(ZeroArray,ZeroArray+20));
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const unsigned char OneArray[] =
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"\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
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"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00";
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const uint256 OneL = uint256(std::vector<unsigned char>(OneArray,OneArray+32));
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const uint160 OneS = uint160(std::vector<unsigned char>(OneArray,OneArray+20));
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const unsigned char MaxArray[] =
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"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff"
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"\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff";
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const uint256 MaxL = uint256(std::vector<unsigned char>(MaxArray,MaxArray+32));
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const uint160 MaxS = uint160(std::vector<unsigned char>(MaxArray,MaxArray+20));
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const uint256 HalfL = (OneL << 255);
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const uint160 HalfS = (OneS << 159);
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std::string ArrayToString(const unsigned char A[], unsigned int width)
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{
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uint256 num1 = 10;
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uint256 num2 = 11;
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BOOST_CHECK(num1+1 == num2);
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uint64_t num3 = 10;
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BOOST_CHECK(num1 == num3);
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BOOST_CHECK(num1+num2 == num3+num2);
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std::stringstream Stream;
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Stream << std::hex;
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for (unsigned int i = 0; i < width; ++i)
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{
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Stream<<std::setw(2)<<std::setfill('0')<<(unsigned int)A[width-i-1];
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}
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return Stream.str();
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}
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BOOST_AUTO_TEST_CASE(uint256_hex)
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BOOST_AUTO_TEST_CASE( basics ) // constructors, equality, inequality
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{
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std::string hexStr = "d35583ed493a5eee756931353144f558e6a9ab3ad6024a63ced7f10daf7faad9";
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uint256 num1;
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num1.SetHex(hexStr);
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BOOST_CHECK(num1.GetHex() == hexStr);
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BOOST_CHECK(1 == 0+1);
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// constructor uint256(vector<char>):
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BOOST_CHECK(R1L.ToString() == ArrayToString(R1Array,32));
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BOOST_CHECK(R1S.ToString() == ArrayToString(R1Array,20));
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BOOST_CHECK(R2L.ToString() == ArrayToString(R2Array,32));
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BOOST_CHECK(R2S.ToString() == ArrayToString(R2Array,20));
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BOOST_CHECK(ZeroL.ToString() == ArrayToString(ZeroArray,32));
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BOOST_CHECK(ZeroS.ToString() == ArrayToString(ZeroArray,20));
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BOOST_CHECK(OneL.ToString() == ArrayToString(OneArray,32));
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BOOST_CHECK(OneS.ToString() == ArrayToString(OneArray,20));
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BOOST_CHECK(MaxL.ToString() == ArrayToString(MaxArray,32));
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BOOST_CHECK(MaxS.ToString() == ArrayToString(MaxArray,20));
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BOOST_CHECK(OneL.ToString() != ArrayToString(ZeroArray,32));
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BOOST_CHECK(OneS.ToString() != ArrayToString(ZeroArray,20));
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// == and !=
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BOOST_CHECK(R1L != R2L && R1S != R2S);
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BOOST_CHECK(ZeroL != OneL && ZeroS != OneS);
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BOOST_CHECK(OneL != ZeroL && OneS != ZeroS);
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BOOST_CHECK(MaxL != ZeroL && MaxS != ZeroS);
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BOOST_CHECK(~MaxL == ZeroL && ~MaxS == ZeroS);
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BOOST_CHECK( ((R1L ^ R2L) ^ R1L) == R2L);
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BOOST_CHECK( ((R1S ^ R2S) ^ R1S) == R2S);
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uint64_t Tmp64 = 0xc4dab720d9c7acaaULL;
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for (unsigned int i = 0; i < 256; ++i)
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{
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BOOST_CHECK(ZeroL != (OneL << i));
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BOOST_CHECK((OneL << i) != ZeroL);
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BOOST_CHECK(R1L != (R1L ^ (OneL << i)));
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BOOST_CHECK(((uint256(Tmp64) ^ (OneL << i) ) != Tmp64 ));
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}
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BOOST_CHECK(ZeroL == (OneL << 256));
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for (unsigned int i = 0; i < 160; ++i)
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{
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BOOST_CHECK(ZeroS != (OneS << i));
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BOOST_CHECK((OneS << i) != ZeroS);
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BOOST_CHECK(R1S != (R1S ^ (OneS << i)));
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BOOST_CHECK(((uint160(Tmp64) ^ (OneS << i) ) != Tmp64 ));
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}
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BOOST_CHECK(ZeroS == (OneS << 256));
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// String Constructor and Copy Constructor
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BOOST_CHECK(uint256("0x"+R1L.ToString()) == R1L);
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BOOST_CHECK(uint256("0x"+R2L.ToString()) == R2L);
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BOOST_CHECK(uint256("0x"+ZeroL.ToString()) == ZeroL);
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BOOST_CHECK(uint256("0x"+OneL.ToString()) == OneL);
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BOOST_CHECK(uint256("0x"+MaxL.ToString()) == MaxL);
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BOOST_CHECK(uint256(R1L.ToString()) == R1L);
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BOOST_CHECK(uint256(" 0x"+R1L.ToString()+" ") == R1L);
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BOOST_CHECK(uint256("") == ZeroL);
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BOOST_CHECK(R1L == uint256(R1ArrayHex));
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BOOST_CHECK(uint256(R1L) == R1L);
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BOOST_CHECK((uint256(R1L^R2L)^R2L) == R1L);
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BOOST_CHECK(uint256(ZeroL) == ZeroL);
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BOOST_CHECK(uint256(OneL) == OneL);
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BOOST_CHECK(uint160("0x"+R1S.ToString()) == R1S);
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BOOST_CHECK(uint160("0x"+R2S.ToString()) == R2S);
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BOOST_CHECK(uint160("0x"+ZeroS.ToString()) == ZeroS);
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BOOST_CHECK(uint160("0x"+OneS.ToString()) == OneS);
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BOOST_CHECK(uint160("0x"+MaxS.ToString()) == MaxS);
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BOOST_CHECK(uint160(R1S.ToString()) == R1S);
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BOOST_CHECK(uint160(" 0x"+R1S.ToString()+" ") == R1S);
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BOOST_CHECK(uint160("") == ZeroS);
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BOOST_CHECK(R1S == uint160(R1ArrayHex));
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BOOST_CHECK(uint160(R1S) == R1S);
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BOOST_CHECK((uint160(R1S^R2S)^R2S) == R1S);
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BOOST_CHECK(uint160(ZeroS) == ZeroS);
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BOOST_CHECK(uint160(OneS) == OneS);
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// uint64_t constructor
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BOOST_CHECK( (R1L & uint256("0xffffffffffffffff")) == uint256(R1LLow64));
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BOOST_CHECK(ZeroL == uint256(0));
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BOOST_CHECK(OneL == uint256(1));
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BOOST_CHECK(uint256("0xffffffffffffffff") = uint256(0xffffffffffffffffULL));
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BOOST_CHECK( (R1S & uint160("0xffffffffffffffff")) == uint160(R1LLow64));
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BOOST_CHECK(ZeroS == uint160(0));
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BOOST_CHECK(OneS == uint160(1));
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BOOST_CHECK(uint160("0xffffffffffffffff") = uint160(0xffffffffffffffffULL));
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// Assignment (from base_uint)
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uint256 tmpL = ~ZeroL; BOOST_CHECK(tmpL == ~ZeroL);
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tmpL = ~OneL; BOOST_CHECK(tmpL == ~OneL);
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tmpL = ~R1L; BOOST_CHECK(tmpL == ~R1L);
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tmpL = ~R2L; BOOST_CHECK(tmpL == ~R2L);
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tmpL = ~MaxL; BOOST_CHECK(tmpL == ~MaxL);
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uint160 tmpS = ~ZeroS; BOOST_CHECK(tmpS == ~ZeroS);
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tmpS = ~OneS; BOOST_CHECK(tmpS == ~OneS);
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tmpS = ~R1S; BOOST_CHECK(tmpS == ~R1S);
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tmpS = ~R2S; BOOST_CHECK(tmpS == ~R2S);
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tmpS = ~MaxS; BOOST_CHECK(tmpS == ~MaxS);
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// Wrong length must give 0
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BOOST_CHECK(uint256(std::vector<unsigned char>(OneArray,OneArray+31)) == 0);
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BOOST_CHECK(uint256(std::vector<unsigned char>(OneArray,OneArray+20)) == 0);
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BOOST_CHECK(uint160(std::vector<unsigned char>(OneArray,OneArray+32)) == 0);
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BOOST_CHECK(uint160(std::vector<unsigned char>(OneArray,OneArray+19)) == 0);
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}
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void shiftArrayRight(unsigned char* to, const unsigned char* from, unsigned int arrayLength, unsigned int bitsToShift)
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{
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for (unsigned int T=0; T < arrayLength; ++T)
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{
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unsigned int F = (T+bitsToShift/8);
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if (F < arrayLength)
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to[T] = from[F] >> (bitsToShift%8);
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else
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to[T] = 0;
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if (F + 1 < arrayLength)
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to[T] |= from[(F+1)] << (8-bitsToShift%8);
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}
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}
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void shiftArrayLeft(unsigned char* to, const unsigned char* from, unsigned int arrayLength, unsigned int bitsToShift)
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{
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for (unsigned int T=0; T < arrayLength; ++T)
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{
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if (T >= bitsToShift/8)
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{
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unsigned int F = T-bitsToShift/8;
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to[T] = from[F] << (bitsToShift%8);
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if (T >= bitsToShift/8+1)
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to[T] |= from[F-1] >> (8-bitsToShift%8);
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}
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else {
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to[T] = 0;
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}
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}
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}
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BOOST_AUTO_TEST_CASE( shifts ) { // "<<" ">>" "<<=" ">>="
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unsigned char TmpArray[32];
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uint256 TmpL;
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for (unsigned int i = 0; i < 256; ++i)
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{
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shiftArrayLeft(TmpArray, OneArray, 32, i);
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BOOST_CHECK(uint256(std::vector<unsigned char>(TmpArray,TmpArray+32)) == (OneL << i));
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TmpL = OneL; TmpL <<= i;
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BOOST_CHECK(TmpL == (OneL << i));
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BOOST_CHECK((HalfL >> (255-i)) == (OneL << i));
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TmpL = HalfL; TmpL >>= (255-i);
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BOOST_CHECK(TmpL == (OneL << i));
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shiftArrayLeft(TmpArray, R1Array, 32, i);
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BOOST_CHECK(uint256(std::vector<unsigned char>(TmpArray,TmpArray+32)) == (R1L << i));
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TmpL = R1L; TmpL <<= i;
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BOOST_CHECK(TmpL == (R1L << i));
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shiftArrayRight(TmpArray, R1Array, 32, i);
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BOOST_CHECK(uint256(std::vector<unsigned char>(TmpArray,TmpArray+32)) == (R1L >> i));
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TmpL = R1L; TmpL >>= i;
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BOOST_CHECK(TmpL == (R1L >> i));
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shiftArrayLeft(TmpArray, MaxArray, 32, i);
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BOOST_CHECK(uint256(std::vector<unsigned char>(TmpArray,TmpArray+32)) == (MaxL << i));
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TmpL = MaxL; TmpL <<= i;
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BOOST_CHECK(TmpL == (MaxL << i));
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shiftArrayRight(TmpArray, MaxArray, 32, i);
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BOOST_CHECK(uint256(std::vector<unsigned char>(TmpArray,TmpArray+32)) == (MaxL >> i));
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TmpL = MaxL; TmpL >>= i;
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BOOST_CHECK(TmpL == (MaxL >> i));
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}
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uint256 c1L = uint256(0x0123456789abcdefULL);
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uint256 c2L = c1L << 128;
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for (unsigned int i = 0; i < 128; ++i) {
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BOOST_CHECK((c1L << i) == (c2L >> (128-i)));
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}
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for (unsigned int i = 128; i < 256; ++i) {
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BOOST_CHECK((c1L << i) == (c2L << (i-128)));
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}
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uint160 TmpS;
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for (unsigned int i = 0; i < 160; ++i)
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{
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shiftArrayLeft(TmpArray, OneArray, 20, i);
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BOOST_CHECK(uint160(std::vector<unsigned char>(TmpArray,TmpArray+20)) == (OneS << i));
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TmpS = OneS; TmpS <<= i;
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BOOST_CHECK(TmpS == (OneS << i));
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BOOST_CHECK((HalfS >> (159-i)) == (OneS << i));
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TmpS = HalfS; TmpS >>= (159-i);
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BOOST_CHECK(TmpS == (OneS << i));
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shiftArrayLeft(TmpArray, R1Array, 20, i);
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BOOST_CHECK(uint160(std::vector<unsigned char>(TmpArray,TmpArray+20)) == (R1S << i));
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TmpS = R1S; TmpS <<= i;
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BOOST_CHECK(TmpS == (R1S << i));
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shiftArrayRight(TmpArray, R1Array, 20, i);
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BOOST_CHECK(uint160(std::vector<unsigned char>(TmpArray,TmpArray+20)) == (R1S >> i));
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TmpS = R1S; TmpS >>= i;
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BOOST_CHECK(TmpS == (R1S >> i));
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shiftArrayLeft(TmpArray, MaxArray, 20, i);
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BOOST_CHECK(uint160(std::vector<unsigned char>(TmpArray,TmpArray+20)) == (MaxS << i));
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TmpS = MaxS; TmpS <<= i;
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BOOST_CHECK(TmpS == (MaxS << i));
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shiftArrayRight(TmpArray, MaxArray, 20, i);
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BOOST_CHECK(uint160(std::vector<unsigned char>(TmpArray,TmpArray+20)) == (MaxS >> i));
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TmpS = MaxS; TmpS >>= i;
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BOOST_CHECK(TmpS == (MaxS >> i));
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}
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uint160 c1S = uint160(0x0123456789abcdefULL);
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uint160 c2S = c1S << 80;
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for (unsigned int i = 0; i < 80; ++i) {
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BOOST_CHECK((c1S << i) == (c2S >> (80-i)));
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}
|
||||
for (unsigned int i = 80; i < 160; ++i) {
|
||||
BOOST_CHECK((c1S << i) == (c2S << (i-80)));
|
||||
}
|
||||
}
|
||||
|
||||
BOOST_AUTO_TEST_CASE( unaryOperators ) // ! ~ -
|
||||
{
|
||||
BOOST_CHECK(!ZeroL); BOOST_CHECK(!ZeroS);
|
||||
BOOST_CHECK(!(!OneL));BOOST_CHECK(!(!OneS));
|
||||
for (unsigned int i = 0; i < 256; ++i)
|
||||
BOOST_CHECK(!(!(OneL<<i)));
|
||||
for (unsigned int i = 0; i < 160; ++i)
|
||||
BOOST_CHECK(!(!(OneS<<i)));
|
||||
BOOST_CHECK(!(!R1L));BOOST_CHECK(!(!R1S));
|
||||
BOOST_CHECK(!(!R2S));BOOST_CHECK(!(!R2S));
|
||||
BOOST_CHECK(!(!MaxL));BOOST_CHECK(!(!MaxS));
|
||||
|
||||
BOOST_CHECK(~ZeroL == MaxL); BOOST_CHECK(~ZeroS == MaxS);
|
||||
|
||||
unsigned char TmpArray[32];
|
||||
for (unsigned int i = 0; i < 32; ++i) { TmpArray[i] = ~R1Array[i]; }
|
||||
BOOST_CHECK(uint256(std::vector<unsigned char>(TmpArray,TmpArray+32)) == (~R1L));
|
||||
BOOST_CHECK(uint160(std::vector<unsigned char>(TmpArray,TmpArray+20)) == (~R1S));
|
||||
|
||||
BOOST_CHECK(-ZeroL == ZeroL); BOOST_CHECK(-ZeroS == ZeroS);
|
||||
BOOST_CHECK(-R1L == (~R1L)+1);
|
||||
BOOST_CHECK(-R1S == (~R1S)+1);
|
||||
for (unsigned int i = 0; i < 256; ++i)
|
||||
BOOST_CHECK(-(OneL<<i) == (MaxL << i));
|
||||
for (unsigned int i = 0; i < 160; ++i)
|
||||
BOOST_CHECK(-(OneS<<i) == (MaxS << i));
|
||||
}
|
||||
|
||||
|
||||
// Check if doing _A_ _OP_ _B_ results in the same as applying _OP_ onto each
|
||||
// element of Aarray and Barray, and then converting the result into a uint256.
|
||||
#define CHECKBITWISEOPERATOR(_A_,_B_,_OP_) \
|
||||
for (unsigned int i = 0; i < 32; ++i) { TmpArray[i] = _A_##Array[i] _OP_ _B_##Array[i]; } \
|
||||
BOOST_CHECK(uint256(std::vector<unsigned char>(TmpArray,TmpArray+32)) == (_A_##L _OP_ _B_##L)); \
|
||||
for (unsigned int i = 0; i < 20; ++i) { TmpArray[i] = _A_##Array[i] _OP_ _B_##Array[i]; } \
|
||||
BOOST_CHECK(uint160(std::vector<unsigned char>(TmpArray,TmpArray+20)) == (_A_##S _OP_ _B_##S));
|
||||
|
||||
#define CHECKASSIGNMENTOPERATOR(_A_,_B_,_OP_) \
|
||||
TmpL = _A_##L; TmpL _OP_##= _B_##L; BOOST_CHECK(TmpL == (_A_##L _OP_ _B_##L)); \
|
||||
TmpS = _A_##S; TmpS _OP_##= _B_##S; BOOST_CHECK(TmpS == (_A_##S _OP_ _B_##S));
|
||||
|
||||
BOOST_AUTO_TEST_CASE( bitwiseOperators )
|
||||
{
|
||||
unsigned char TmpArray[32];
|
||||
|
||||
CHECKBITWISEOPERATOR(R1,R2,|)
|
||||
CHECKBITWISEOPERATOR(R1,R2,^)
|
||||
CHECKBITWISEOPERATOR(R1,R2,&)
|
||||
CHECKBITWISEOPERATOR(R1,Zero,|)
|
||||
CHECKBITWISEOPERATOR(R1,Zero,^)
|
||||
CHECKBITWISEOPERATOR(R1,Zero,&)
|
||||
CHECKBITWISEOPERATOR(R1,Max,|)
|
||||
CHECKBITWISEOPERATOR(R1,Max,^)
|
||||
CHECKBITWISEOPERATOR(R1,Max,&)
|
||||
CHECKBITWISEOPERATOR(Zero,R1,|)
|
||||
CHECKBITWISEOPERATOR(Zero,R1,^)
|
||||
CHECKBITWISEOPERATOR(Zero,R1,&)
|
||||
CHECKBITWISEOPERATOR(Max,R1,|)
|
||||
CHECKBITWISEOPERATOR(Max,R1,^)
|
||||
CHECKBITWISEOPERATOR(Max,R1,&)
|
||||
|
||||
uint256 TmpL;
|
||||
uint160 TmpS;
|
||||
CHECKASSIGNMENTOPERATOR(R1,R2,|)
|
||||
CHECKASSIGNMENTOPERATOR(R1,R2,^)
|
||||
CHECKASSIGNMENTOPERATOR(R1,R2,&)
|
||||
CHECKASSIGNMENTOPERATOR(R1,Zero,|)
|
||||
CHECKASSIGNMENTOPERATOR(R1,Zero,^)
|
||||
CHECKASSIGNMENTOPERATOR(R1,Zero,&)
|
||||
CHECKASSIGNMENTOPERATOR(R1,Max,|)
|
||||
CHECKASSIGNMENTOPERATOR(R1,Max,^)
|
||||
CHECKASSIGNMENTOPERATOR(R1,Max,&)
|
||||
CHECKASSIGNMENTOPERATOR(Zero,R1,|)
|
||||
CHECKASSIGNMENTOPERATOR(Zero,R1,^)
|
||||
CHECKASSIGNMENTOPERATOR(Zero,R1,&)
|
||||
CHECKASSIGNMENTOPERATOR(Max,R1,|)
|
||||
CHECKASSIGNMENTOPERATOR(Max,R1,^)
|
||||
CHECKASSIGNMENTOPERATOR(Max,R1,&)
|
||||
|
||||
uint64_t Tmp64 = 0xe1db685c9a0b47a2ULL;
|
||||
TmpL = R1L; TmpL |= Tmp64; BOOST_CHECK(TmpL == (R1L | uint256(Tmp64)));
|
||||
TmpS = R1S; TmpS |= Tmp64; BOOST_CHECK(TmpS == (R1S | uint160(Tmp64)));
|
||||
TmpL = R1L; TmpL |= 0; BOOST_CHECK(TmpL == R1L);
|
||||
TmpS = R1S; TmpS |= 0; BOOST_CHECK(TmpS == R1S);
|
||||
TmpL ^= 0; BOOST_CHECK(TmpL == R1L);
|
||||
TmpS ^= 0; BOOST_CHECK(TmpS == R1S);
|
||||
TmpL ^= Tmp64; BOOST_CHECK(TmpL == (R1L ^ uint256(Tmp64)));
|
||||
TmpS ^= Tmp64; BOOST_CHECK(TmpS == (R1S ^ uint160(Tmp64)));
|
||||
}
|
||||
|
||||
BOOST_AUTO_TEST_CASE( comparison ) // <= >= < >
|
||||
{
|
||||
uint256 TmpL;
|
||||
for (unsigned int i = 0; i < 256; ++i) {
|
||||
TmpL= OneL<< i;
|
||||
BOOST_CHECK( TmpL >= ZeroL && TmpL > ZeroL && ZeroL < TmpL && ZeroL <= TmpL);
|
||||
BOOST_CHECK( TmpL >= 0 && TmpL > 0 && 0 < TmpL && 0 <= TmpL);
|
||||
TmpL |= R1L;
|
||||
BOOST_CHECK( TmpL >= R1L ); BOOST_CHECK( (TmpL == R1L) != (TmpL > R1L)); BOOST_CHECK( (TmpL == R1L) || !( TmpL <= R1L));
|
||||
BOOST_CHECK( R1L <= TmpL ); BOOST_CHECK( (R1L == TmpL) != (R1L < TmpL)); BOOST_CHECK( (TmpL == R1L) || !( R1L >= TmpL));
|
||||
BOOST_CHECK(! (TmpL < R1L)); BOOST_CHECK(! (R1L > TmpL));
|
||||
}
|
||||
uint160 TmpS;
|
||||
for (unsigned int i = 0; i < 160; ++i) {
|
||||
TmpS= OneS<< i;
|
||||
BOOST_CHECK( TmpS >= ZeroS && TmpS > ZeroS && ZeroS < TmpS && ZeroS <= TmpS);
|
||||
BOOST_CHECK( TmpS >= 0 && TmpS > 0 && 0 < TmpS && 0 <= TmpS);
|
||||
TmpS |= R1S;
|
||||
BOOST_CHECK( TmpS >= R1S ); BOOST_CHECK( (TmpS == R1S) != (TmpS > R1S)); BOOST_CHECK( (TmpS == R1S) || !( TmpS <= R1S));
|
||||
BOOST_CHECK( R1S <= TmpS ); BOOST_CHECK( (R1S == TmpS) != (R1S < TmpS)); BOOST_CHECK( (TmpS == R1S) || !( R1S >= TmpS));
|
||||
BOOST_CHECK(! (TmpS < R1S)); BOOST_CHECK(! (R1S > TmpS));
|
||||
}
|
||||
}
|
||||
|
||||
BOOST_AUTO_TEST_CASE( plusMinus )
|
||||
{
|
||||
uint256 TmpL = 0;
|
||||
BOOST_CHECK(R1L+R2L == uint256(R1LplusR2L));
|
||||
TmpL += R1L;
|
||||
BOOST_CHECK(TmpL == R1L);
|
||||
TmpL += R2L;
|
||||
BOOST_CHECK(TmpL == R1L + R2L);
|
||||
BOOST_CHECK(OneL+MaxL == ZeroL);
|
||||
BOOST_CHECK(MaxL+OneL == ZeroL);
|
||||
for (unsigned int i = 1; i < 256; ++i) {
|
||||
BOOST_CHECK( (MaxL >> i) + OneL == (HalfL >> (i-1)) );
|
||||
BOOST_CHECK( OneL + (MaxL >> i) == (HalfL >> (i-1)) );
|
||||
TmpL = (MaxL>>i); TmpL += OneL;
|
||||
BOOST_CHECK( TmpL == (HalfL >> (i-1)) );
|
||||
TmpL = (MaxL>>i); TmpL += 1;
|
||||
BOOST_CHECK( TmpL == (HalfL >> (i-1)) );
|
||||
TmpL = (MaxL>>i);
|
||||
BOOST_CHECK( TmpL++ == (MaxL>>i) );
|
||||
BOOST_CHECK( TmpL == (HalfL >> (i-1)));
|
||||
}
|
||||
BOOST_CHECK(uint256(0xbedc77e27940a7ULL) + 0xee8d836fce66fbULL == uint256(0xbedc77e27940a7ULL + 0xee8d836fce66fbULL));
|
||||
TmpL = uint256(0xbedc77e27940a7ULL); TmpL += 0xee8d836fce66fbULL;
|
||||
BOOST_CHECK(TmpL == uint256(0xbedc77e27940a7ULL+0xee8d836fce66fbULL));
|
||||
TmpL -= 0xee8d836fce66fbULL; BOOST_CHECK(TmpL == 0xbedc77e27940a7ULL);
|
||||
TmpL = R1L;
|
||||
BOOST_CHECK(++TmpL == R1L+1);
|
||||
|
||||
BOOST_CHECK(R1L -(-R2L) == R1L+R2L);
|
||||
BOOST_CHECK(R1L -(-OneL) == R1L+OneL);
|
||||
BOOST_CHECK(R1L - OneL == R1L+(-OneL));
|
||||
for (unsigned int i = 1; i < 256; ++i) {
|
||||
BOOST_CHECK((MaxL>>i) - (-OneL) == (HalfL >> (i-1)));
|
||||
BOOST_CHECK((HalfL >> (i-1)) - OneL == (MaxL>>i));
|
||||
TmpL = (HalfL >> (i-1));
|
||||
BOOST_CHECK(TmpL-- == (HalfL >> (i-1)));
|
||||
BOOST_CHECK(TmpL == (MaxL >> i));
|
||||
TmpL = (HalfL >> (i-1));
|
||||
BOOST_CHECK(--TmpL == (MaxL >> i));
|
||||
}
|
||||
TmpL = R1L;
|
||||
BOOST_CHECK(--TmpL == R1L-1);
|
||||
|
||||
// 160-bit; copy-pasted
|
||||
uint160 TmpS = 0;
|
||||
BOOST_CHECK(R1S+R2S == uint160(R1LplusR2L));
|
||||
TmpS += R1S;
|
||||
BOOST_CHECK(TmpS == R1S);
|
||||
TmpS += R2S;
|
||||
BOOST_CHECK(TmpS == R1S + R2S);
|
||||
BOOST_CHECK(OneS+MaxS == ZeroS);
|
||||
BOOST_CHECK(MaxS+OneS == ZeroS);
|
||||
for (unsigned int i = 1; i < 160; ++i) {
|
||||
BOOST_CHECK( (MaxS >> i) + OneS == (HalfS >> (i-1)) );
|
||||
BOOST_CHECK( OneS + (MaxS >> i) == (HalfS >> (i-1)) );
|
||||
TmpS = (MaxS>>i); TmpS += OneS;
|
||||
BOOST_CHECK( TmpS == (HalfS >> (i-1)) );
|
||||
TmpS = (MaxS>>i); TmpS += 1;
|
||||
BOOST_CHECK( TmpS == (HalfS >> (i-1)) );
|
||||
TmpS = (MaxS>>i);
|
||||
BOOST_CHECK( TmpS++ == (MaxS>>i) );
|
||||
BOOST_CHECK( TmpS == (HalfS >> (i-1)));
|
||||
}
|
||||
BOOST_CHECK(uint160(0xbedc77e27940a7ULL) + 0xee8d836fce66fbULL == uint160(0xbedc77e27940a7ULL + 0xee8d836fce66fbULL));
|
||||
TmpS = uint160(0xbedc77e27940a7ULL); TmpS += 0xee8d836fce66fbULL;
|
||||
BOOST_CHECK(TmpS == uint160(0xbedc77e27940a7ULL+0xee8d836fce66fbULL));
|
||||
TmpS -= 0xee8d836fce66fbULL; BOOST_CHECK(TmpS == 0xbedc77e27940a7ULL);
|
||||
TmpS = R1S;
|
||||
BOOST_CHECK(++TmpS == R1S+1);
|
||||
|
||||
BOOST_CHECK(R1S -(-R2S) == R1S+R2S);
|
||||
BOOST_CHECK(R1S -(-OneS) == R1S+OneS);
|
||||
BOOST_CHECK(R1S - OneS == R1S+(-OneS));
|
||||
for (unsigned int i = 1; i < 160; ++i) {
|
||||
BOOST_CHECK((MaxS>>i) - (-OneS) == (HalfS >> (i-1)));
|
||||
BOOST_CHECK((HalfS >> (i-1)) - OneS == (MaxS>>i));
|
||||
TmpS = (HalfS >> (i-1));
|
||||
BOOST_CHECK(TmpS-- == (HalfS >> (i-1)));
|
||||
BOOST_CHECK(TmpS == (MaxS >> i));
|
||||
TmpS = (HalfS >> (i-1));
|
||||
BOOST_CHECK(--TmpS == (MaxS >> i));
|
||||
}
|
||||
TmpS = R1S;
|
||||
BOOST_CHECK(--TmpS == R1S-1);
|
||||
|
||||
}
|
||||
|
||||
bool almostEqual(double d1, double d2)
|
||||
{
|
||||
return fabs(d1-d2) <= 4*fabs(d1)*std::numeric_limits<double>::epsilon();
|
||||
}
|
||||
|
||||
BOOST_AUTO_TEST_CASE( methods ) // GetHex SetHex begin() end() size() GetLow64 GetSerializeSize, Serialize, Unserialize
|
||||
{
|
||||
BOOST_CHECK(R1L.GetHex() == R1L.ToString());
|
||||
BOOST_CHECK(R2L.GetHex() == R2L.ToString());
|
||||
BOOST_CHECK(OneL.GetHex() == OneL.ToString());
|
||||
BOOST_CHECK(MaxL.GetHex() == MaxL.ToString());
|
||||
uint256 TmpL(R1L);
|
||||
BOOST_CHECK(TmpL == R1L);
|
||||
TmpL.SetHex(R2L.ToString()); BOOST_CHECK(TmpL == R2L);
|
||||
TmpL.SetHex(ZeroL.ToString()); BOOST_CHECK(TmpL == 0);
|
||||
TmpL.SetHex(HalfL.ToString()); BOOST_CHECK(TmpL == HalfL);
|
||||
|
||||
TmpL.SetHex(R1L.ToString());
|
||||
BOOST_CHECK(memcmp(R1L.begin(), R1Array, 32)==0);
|
||||
BOOST_CHECK(memcmp(TmpL.begin(), R1Array, 32)==0);
|
||||
BOOST_CHECK(memcmp(R2L.begin(), R2Array, 32)==0);
|
||||
BOOST_CHECK(memcmp(ZeroL.begin(), ZeroArray, 32)==0);
|
||||
BOOST_CHECK(memcmp(OneL.begin(), OneArray, 32)==0);
|
||||
BOOST_CHECK(R1L.size() == 32);
|
||||
BOOST_CHECK(R2L.size() == 32);
|
||||
BOOST_CHECK(ZeroL.size() == 32);
|
||||
BOOST_CHECK(MaxL.size() == 32);
|
||||
BOOST_CHECK(R1L.begin() + 32 == R1L.end());
|
||||
BOOST_CHECK(R2L.begin() + 32 == R2L.end());
|
||||
BOOST_CHECK(OneL.begin() + 32 == OneL.end());
|
||||
BOOST_CHECK(MaxL.begin() + 32 == MaxL.end());
|
||||
BOOST_CHECK(TmpL.begin() + 32 == TmpL.end());
|
||||
BOOST_CHECK(R1L.GetLow64() == R1LLow64);
|
||||
BOOST_CHECK(HalfL.GetLow64() ==0x0000000000000000ULL);
|
||||
BOOST_CHECK(OneL.GetLow64() ==0x0000000000000001ULL);
|
||||
BOOST_CHECK(R1L.GetSerializeSize(0,PROTOCOL_VERSION) == 32);
|
||||
BOOST_CHECK(ZeroL.GetSerializeSize(0,PROTOCOL_VERSION) == 32);
|
||||
|
||||
std::stringstream ss;
|
||||
R1L.Serialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ss.str() == std::string(R1Array,R1Array+32));
|
||||
TmpL.Unserialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(R1L == TmpL);
|
||||
ss.str("");
|
||||
ZeroL.Serialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ss.str() == std::string(ZeroArray,ZeroArray+32));
|
||||
TmpL.Unserialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ZeroL == TmpL);
|
||||
ss.str("");
|
||||
MaxL.Serialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ss.str() == std::string(MaxArray,MaxArray+32));
|
||||
TmpL.Unserialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(MaxL == TmpL);
|
||||
ss.str("");
|
||||
|
||||
BOOST_CHECK(R1S.GetHex() == R1S.ToString());
|
||||
BOOST_CHECK(R2S.GetHex() == R2S.ToString());
|
||||
BOOST_CHECK(OneS.GetHex() == OneS.ToString());
|
||||
BOOST_CHECK(MaxS.GetHex() == MaxS.ToString());
|
||||
uint160 TmpS(R1S);
|
||||
BOOST_CHECK(TmpS == R1S);
|
||||
TmpS.SetHex(R2S.ToString()); BOOST_CHECK(TmpS == R2S);
|
||||
TmpS.SetHex(ZeroS.ToString()); BOOST_CHECK(TmpS == 0);
|
||||
TmpS.SetHex(HalfS.ToString()); BOOST_CHECK(TmpS == HalfS);
|
||||
|
||||
TmpS.SetHex(R1S.ToString());
|
||||
BOOST_CHECK(memcmp(R1S.begin(), R1Array, 20)==0);
|
||||
BOOST_CHECK(memcmp(TmpS.begin(), R1Array, 20)==0);
|
||||
BOOST_CHECK(memcmp(R2S.begin(), R2Array, 20)==0);
|
||||
BOOST_CHECK(memcmp(ZeroS.begin(), ZeroArray, 20)==0);
|
||||
BOOST_CHECK(memcmp(OneS.begin(), OneArray, 20)==0);
|
||||
BOOST_CHECK(R1S.size() == 20);
|
||||
BOOST_CHECK(R2S.size() == 20);
|
||||
BOOST_CHECK(ZeroS.size() == 20);
|
||||
BOOST_CHECK(MaxS.size() == 20);
|
||||
BOOST_CHECK(R1S.begin() + 20 == R1S.end());
|
||||
BOOST_CHECK(R2S.begin() + 20 == R2S.end());
|
||||
BOOST_CHECK(OneS.begin() + 20 == OneS.end());
|
||||
BOOST_CHECK(MaxS.begin() + 20 == MaxS.end());
|
||||
BOOST_CHECK(TmpS.begin() + 20 == TmpS.end());
|
||||
BOOST_CHECK(R1S.GetLow64() == R1LLow64);
|
||||
BOOST_CHECK(HalfS.GetLow64() ==0x0000000000000000ULL);
|
||||
BOOST_CHECK(OneS.GetLow64() ==0x0000000000000001ULL);
|
||||
BOOST_CHECK(R1S.GetSerializeSize(0,PROTOCOL_VERSION) == 20);
|
||||
BOOST_CHECK(ZeroS.GetSerializeSize(0,PROTOCOL_VERSION) == 20);
|
||||
|
||||
R1S.Serialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ss.str() == std::string(R1Array,R1Array+20));
|
||||
TmpS.Unserialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(R1S == TmpS);
|
||||
ss.str("");
|
||||
ZeroS.Serialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ss.str() == std::string(ZeroArray,ZeroArray+20));
|
||||
TmpS.Unserialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ZeroS == TmpS);
|
||||
ss.str("");
|
||||
MaxS.Serialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(ss.str() == std::string(MaxArray,MaxArray+20));
|
||||
TmpS.Unserialize(ss,0,PROTOCOL_VERSION);
|
||||
BOOST_CHECK(MaxS == TmpS);
|
||||
ss.str("");
|
||||
|
||||
for (unsigned int i = 0; i < 255; ++i)
|
||||
{
|
||||
BOOST_CHECK((OneL << i).getdouble() == ldexp(1.0,i));
|
||||
if (i < 160) BOOST_CHECK((OneS << i).getdouble() == ldexp(1.0,i));
|
||||
}
|
||||
BOOST_CHECK(ZeroL.getdouble() == 0.0);
|
||||
BOOST_CHECK(ZeroS.getdouble() == 0.0);
|
||||
for (int i = 256; i > 53; --i)
|
||||
BOOST_CHECK(almostEqual((R1L>>(256-i)).getdouble(), ldexp(R1Ldouble,i)));
|
||||
for (int i = 160; i > 53; --i)
|
||||
BOOST_CHECK(almostEqual((R1S>>(160-i)).getdouble(), ldexp(R1Sdouble,i)));
|
||||
uint64_t R1L64part = (R1L>>192).GetLow64();
|
||||
uint64_t R1S64part = (R1S>>96).GetLow64();
|
||||
for (int i = 53; i > 0; --i) // doubles can store all integers in {0,...,2^54-1} exactly
|
||||
{
|
||||
BOOST_CHECK((R1L>>(256-i)).getdouble() == (double)(R1L64part >> (64-i)));
|
||||
BOOST_CHECK((R1S>>(160-i)).getdouble() == (double)(R1S64part >> (64-i)));
|
||||
}
|
||||
}
|
||||
|
||||
BOOST_AUTO_TEST_CASE( getmaxcoverage ) // some more tests just to get 100% coverage
|
||||
{
|
||||
// ~R1L give a base_uint<256>
|
||||
BOOST_CHECK((~~R1L >> 10) == (R1L >> 10)); BOOST_CHECK((~~R1S >> 10) == (R1S >> 10));
|
||||
BOOST_CHECK((~~R1L << 10) == (R1L << 10)); BOOST_CHECK((~~R1S << 10) == (R1S << 10));
|
||||
BOOST_CHECK(!(~~R1L < R1L)); BOOST_CHECK(!(~~R1S < R1S));
|
||||
BOOST_CHECK(~~R1L <= R1L); BOOST_CHECK(~~R1S <= R1S);
|
||||
BOOST_CHECK(!(~~R1L > R1L)); BOOST_CHECK(!(~~R1S > R1S));
|
||||
BOOST_CHECK(~~R1L >= R1L); BOOST_CHECK(~~R1S >= R1S);
|
||||
BOOST_CHECK(!(R1L < ~~R1L)); BOOST_CHECK(!(R1S < ~~R1S));
|
||||
BOOST_CHECK(R1L <= ~~R1L); BOOST_CHECK(R1S <= ~~R1S);
|
||||
BOOST_CHECK(!(R1L > ~~R1L)); BOOST_CHECK(!(R1S > ~~R1S));
|
||||
BOOST_CHECK(R1L >= ~~R1L); BOOST_CHECK(R1S >= ~~R1S);
|
||||
|
||||
BOOST_CHECK(~~R1L + R2L == R1L + ~~R2L);
|
||||
BOOST_CHECK(~~R1S + R2S == R1S + ~~R2S);
|
||||
BOOST_CHECK(~~R1L - R2L == R1L - ~~R2L);
|
||||
BOOST_CHECK(~~R1S - R2S == R1S - ~~R2S);
|
||||
BOOST_CHECK(~R1L != R1L); BOOST_CHECK(R1L != ~R1L);
|
||||
BOOST_CHECK(~R1S != R1S); BOOST_CHECK(R1S != ~R1S);
|
||||
unsigned char TmpArray[32];
|
||||
CHECKBITWISEOPERATOR(~R1,R2,|)
|
||||
CHECKBITWISEOPERATOR(~R1,R2,^)
|
||||
CHECKBITWISEOPERATOR(~R1,R2,&)
|
||||
CHECKBITWISEOPERATOR(R1,~R2,|)
|
||||
CHECKBITWISEOPERATOR(R1,~R2,^)
|
||||
CHECKBITWISEOPERATOR(R1,~R2,&)
|
||||
}
|
||||
|
||||
BOOST_AUTO_TEST_SUITE_END()
|
||||
|
||||
|
||||
157
src/uint256.h
157
src/uint256.h
@ -19,9 +19,6 @@ inline signed char HexDigit(char c)
|
||||
return p_util_hexdigit[(unsigned char)c];
|
||||
}
|
||||
|
||||
inline int Testuint256AdHoc(std::vector<std::string> vArg);
|
||||
|
||||
|
||||
/** Base class without constructors for uint256 and uint160.
|
||||
* This makes the compiler let you use it in a union.
|
||||
*/
|
||||
@ -203,7 +200,7 @@ public:
|
||||
{
|
||||
// prefix operator
|
||||
int i = 0;
|
||||
while (--pn[i] == -1 && i < WIDTH-1)
|
||||
while (--pn[i] == (uint32_t)-1 && i < WIDTH-1)
|
||||
i++;
|
||||
return *this;
|
||||
}
|
||||
@ -370,9 +367,10 @@ public:
|
||||
return sizeof(pn);
|
||||
}
|
||||
|
||||
uint64_t Get64(int n=0) const
|
||||
uint64_t GetLow64() const
|
||||
{
|
||||
return pn[2*n] | (uint64_t)pn[2*n+1] << 32;
|
||||
assert(WIDTH >= 2);
|
||||
return pn[0] | (uint64_t)pn[1] << 32;
|
||||
}
|
||||
|
||||
// unsigned int GetSerializeSize(int nType=0, int nVersion=PROTOCOL_VERSION) const
|
||||
@ -398,7 +396,6 @@ public:
|
||||
|
||||
friend class uint160;
|
||||
friend class uint256;
|
||||
friend inline int Testuint256AdHoc(std::vector<std::string> vArg);
|
||||
};
|
||||
|
||||
typedef base_uint<160> base_uint160;
|
||||
@ -525,9 +522,6 @@ inline const uint160 operator-(const uint160& a, const uint160& b) { r
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// uint256
|
||||
@ -638,147 +632,4 @@ inline const uint256 operator|(const uint256& a, const uint256& b) { return
|
||||
inline const uint256 operator+(const uint256& a, const uint256& b) { return (base_uint256)a + (base_uint256)b; }
|
||||
inline const uint256 operator-(const uint256& a, const uint256& b) { return (base_uint256)a - (base_uint256)b; }
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#ifdef TEST_UINT256
|
||||
|
||||
inline int Testuint256AdHoc(std::vector<std::string> vArg)
|
||||
{
|
||||
uint256 g(0);
|
||||
|
||||
|
||||
LogPrintf("%s\n", g.ToString().c_str());
|
||||
g--; LogPrintf("g--\n");
|
||||
LogPrintf("%s\n", g.ToString().c_str());
|
||||
g--; LogPrintf("g--\n");
|
||||
LogPrintf("%s\n", g.ToString().c_str());
|
||||
g++; LogPrintf("g++\n");
|
||||
LogPrintf("%s\n", g.ToString().c_str());
|
||||
g++; LogPrintf("g++\n");
|
||||
LogPrintf("%s\n", g.ToString().c_str());
|
||||
g++; LogPrintf("g++\n");
|
||||
LogPrintf("%s\n", g.ToString().c_str());
|
||||
g++; LogPrintf("g++\n");
|
||||
LogPrintf("%s\n", g.ToString().c_str());
|
||||
|
||||
|
||||
|
||||
uint256 a(7);
|
||||
LogPrintf("a=7\n");
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
|
||||
uint256 b;
|
||||
LogPrintf("b undefined\n");
|
||||
LogPrintf("%s\n", b.ToString().c_str());
|
||||
int c = 3;
|
||||
|
||||
a = c;
|
||||
a.pn[3] = 15;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
uint256 k(c);
|
||||
|
||||
a = 5;
|
||||
a.pn[3] = 15;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
b = 1;
|
||||
b <<= 52;
|
||||
|
||||
a |= b;
|
||||
|
||||
a ^= 0x500;
|
||||
|
||||
LogPrintf("a %s\n", a.ToString().c_str());
|
||||
|
||||
a = a | b | (uint256)0x1000;
|
||||
|
||||
|
||||
LogPrintf("a %s\n", a.ToString().c_str());
|
||||
LogPrintf("b %s\n", b.ToString().c_str());
|
||||
|
||||
a = 0xfffffffe;
|
||||
a.pn[4] = 9;
|
||||
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a++;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a++;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a++;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a++;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
|
||||
a--;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a--;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a--;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
uint256 d = a--;
|
||||
LogPrintf("%s\n", d.ToString().c_str());
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a--;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
a--;
|
||||
LogPrintf("%s\n", a.ToString().c_str());
|
||||
|
||||
d = a;
|
||||
|
||||
LogPrintf("%s\n", d.ToString().c_str());
|
||||
for (int i = uint256::WIDTH-1; i >= 0; i--) LogPrintf("%08x", d.pn[i]); LogPrintf("\n");
|
||||
|
||||
uint256 neg = d;
|
||||
neg = ~neg;
|
||||
LogPrintf("%s\n", neg.ToString().c_str());
|
||||
|
||||
|
||||
uint256 e = uint256("0xABCDEF123abcdef12345678909832180000011111111");
|
||||
LogPrintf("\n");
|
||||
LogPrintf("%s\n", e.ToString().c_str());
|
||||
|
||||
|
||||
LogPrintf("\n");
|
||||
uint256 x1 = uint256("0xABCDEF123abcdef12345678909832180000011111111");
|
||||
uint256 x2;
|
||||
LogPrintf("%s\n", x1.ToString().c_str());
|
||||
for (int i = 0; i < 270; i += 4)
|
||||
{
|
||||
x2 = x1 << i;
|
||||
LogPrintf("%s\n", x2.ToString().c_str());
|
||||
}
|
||||
|
||||
LogPrintf("\n");
|
||||
LogPrintf("%s\n", x1.ToString().c_str());
|
||||
for (int i = 0; i < 270; i += 4)
|
||||
{
|
||||
x2 = x1;
|
||||
x2 >>= i;
|
||||
LogPrintf("%s\n", x2.ToString().c_str());
|
||||
}
|
||||
|
||||
|
||||
for (int i = 0; i < 100; i++)
|
||||
{
|
||||
uint256 k = (~uint256(0) >> i);
|
||||
LogPrintf("%s\n", k.ToString().c_str());
|
||||
}
|
||||
|
||||
for (int i = 0; i < 100; i++)
|
||||
{
|
||||
uint256 k = (~uint256(0) << i);
|
||||
LogPrintf("%s\n", k.ToString().c_str());
|
||||
}
|
||||
|
||||
return (0);
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user