Function BOOST_AUTO_TEST_CASE

src/test/arith_uint256_tests.cpp:68–124

}

BOOST_AUTO_TEST_CASE( basics ) // constructors, equality, inequality
{
    BOOST_CHECK(1 == 0+1);
    // constructor arith_uint256(vector<char>):
    BOOST_CHECK(R1L.ToString() == ArrayToString(R1Array,32));
    BOOST_CHECK(R2L.ToString() == ArrayToString(R2Array,32));
    BOOST_CHECK(ZeroL.ToString() == ArrayToString(ZeroArray,32));
    BOOST_CHECK(OneL.ToString() == ArrayToString(OneArray,32));
    BOOST_CHECK(MaxL.ToString() == ArrayToString(MaxArray,32));
    BOOST_CHECK(OneL.ToString() != ArrayToString(ZeroArray,32));

    // == and !=
    BOOST_CHECK(R1L != R2L);
    BOOST_CHECK(ZeroL != OneL);
    BOOST_CHECK(OneL != ZeroL);
    BOOST_CHECK(MaxL != ZeroL);
    BOOST_CHECK(~MaxL == ZeroL);
    BOOST_CHECK( ((R1L ^ R2L) ^ R1L) == R2L);

    uint64_t Tmp64 = 0xc4dab720d9c7acaaULL;
    for (unsigned int i = 0; i < 256; ++i)
    {
        BOOST_CHECK(ZeroL != (OneL << i));
        BOOST_CHECK((OneL << i) != ZeroL);
        BOOST_CHECK(R1L != (R1L ^ (OneL << i)));
        BOOST_CHECK(((arith_uint256(Tmp64) ^ (OneL << i) ) != Tmp64 ));
    }
    BOOST_CHECK(ZeroL == (OneL << 256));

    // String Constructor and Copy Constructor
    BOOST_CHECK(arith_uint256("0x"+R1L.ToString()) == R1L);
    BOOST_CHECK(arith_uint256("0x"+R2L.ToString()) == R2L);
    BOOST_CHECK(arith_uint256("0x"+ZeroL.ToString()) == ZeroL);
    BOOST_CHECK(arith_uint256("0x"+OneL.ToString()) == OneL);
    BOOST_CHECK(arith_uint256("0x"+MaxL.ToString()) == MaxL);
    BOOST_CHECK(arith_uint256(R1L.ToString()) == R1L);
    BOOST_CHECK(arith_uint256("   0x"+R1L.ToString()+"   ") == R1L);
    BOOST_CHECK(arith_uint256("") == ZeroL);
    BOOST_CHECK(R1L == arith_uint256(R1ArrayHex));
    BOOST_CHECK(arith_uint256(R1L) == R1L);
    BOOST_CHECK((arith_uint256(R1L^R2L)^R2L) == R1L);
    BOOST_CHECK(arith_uint256(ZeroL) == ZeroL);
    BOOST_CHECK(arith_uint256(OneL) == OneL);

    // uint64_t constructor
    BOOST_CHECK( (R1L & arith_uint256("0xffffffffffffffff")) == arith_uint256(R1LLow64));
    BOOST_CHECK(ZeroL == arith_uint256(0));
    BOOST_CHECK(OneL == arith_uint256(1));
    BOOST_CHECK(arith_uint256("0xffffffffffffffff") == arith_uint256(0xffffffffffffffffULL));

    // Assignment (from base_uint)
    arith_uint256 tmpL = ~ZeroL; BOOST_CHECK(tmpL == ~ZeroL);
    tmpL = ~OneL; BOOST_CHECK(tmpL == ~OneL);
    tmpL = ~R1L; BOOST_CHECK(tmpL == ~R1L);
    tmpL = ~R2L; BOOST_CHECK(tmpL == ~R2L);
    tmpL = ~MaxL; BOOST_CHECK(tmpL == ~MaxL);
}