int main()
{
testFloat();
testDouble();
return 0;
}
int main(int argc, char *argv[]) {
decContextTestEndian(0); // warn if DECLITEND is wrong
testFloat();
testDouble();
testDecDouble();
testDecQuad();
return 0;
}
void test() {
std::cout << "Testing float vs double ..." << std::endl;
auto d = 0.0;
auto time0 = getTime();
d += testDouble(d);
auto time1 = getTime();
std::cout << '\t' << "Double " << diffclock(time1, time0) << std::endl;
auto f = 0.0f;
auto time2 = getTime();
f += testFloat(d);
auto time3 = getTime();
std::cout << '\t' << "Float " << diffclock(time3, time2) << std::endl;
std::cout << "\n **** \n\n";
}
void test() {
std::cout << "Testing float vs double ..." << std::endl;
auto d = 0.0;
auto test0 = [&] {
d += testDouble(d);
};
auto f = 0.0f;
auto test1 = [&] {
f += testFloat(d);
};
ADD_BENCHMARK("FloatVSDouble \t Double", test0);
ADD_BENCHMARK("FloatVSDouble \t Float", test1);
benchpress::run_benchmarks(benchpress::options());
}
bool dtoaUnitTest()
{
std::cout << "dtoaUnitTest()" << std::endl;
std::cout << std::endl;
testDouble(std::numeric_limits<double>::infinity(),"INF");
testDouble(-std::numeric_limits<double>::infinity(),"-INF");
testDouble(std::numeric_limits<double>::quiet_NaN(),"NaN");
testDouble(0, "0");
testDouble(1, "1");
testDouble(1.0, "1");
testDouble(1.00001, "1.00001");
testDouble(1.00001e7, "1.00001e7");
testDouble(1.234567, "1.234567");
testDouble(123456, "123456");
testDouble(1234567, "1.23457e6");
testDouble(1234567e23, "1.23457e29");
testDouble(1234567e-23, "1.23457e-17");
testDouble(123456.789, "123456.8");
std::cout << std::endl;
std::cout << std::endl;
testDouble(-1, "-1");
testDouble(-1.0, "-1");
testDouble(-1.00001, "-1.00001");
testDouble(-1.00001e7, "-1.00001e7");
testDouble(-123456, "-123456");
testDouble(-1234567, "-1.23457e6");
testDouble(-1234567e23, "-1.23457e29");
testDouble(-1234567e-23, "-1.23457e-17");
testDouble(-123456.789, "-123456.8");
std::cout << std::endl;
std::cout << std::endl;
testDouble(999999, "999999");
testDouble(999999.9, "10e5");
testDouble(0.0001, "10e-5");
testDouble(0.00010006, "1.0006e-4");
testDouble(0.000098, "9.8e-5");
std::cout << std::endl;
std::cout << std::endl;
testDouble(-999999, "-999999");
testDouble(-999999.9, "-10e5");
testDouble(-0.0001, "-10e-5");
testDouble(-0.000098, "-9.8e-5");
std::cout << std::endl;
std::cout << std::endl;
testDouble(0.00001, "10e-6");
testDouble(0.0001, "10e-5");
testDouble(0.001, "10e-4");
testDouble(0.01, "0.01");
testDouble(0.1, "0.1");
testDouble(1, "1");
testDouble(1, "1");
testDouble(10, "10");
testDouble(100, "100");
testDouble(1000, "1000");
testDouble(10000, "10000");
testDouble(100000, "100000");
testDouble(1000000, "1e6");
std::cout << std::endl;
std::cout << "double precision" << std::endl;
testDouble(123456789012345678, "1.234567890123457e17", true);
testDouble(1.23456789012345678, "1.234567890123457", true);
testDouble(0.00000000000000000000000023456789012345678, "2.345678901234568e-25", true);
testDouble(0.00000000000000000000000000000000000000000000000023456789012345678, "2.345678901234568e-49", true);
testDouble(0.9999999999999999, "0.9999999999999998", true);
std::cout << std::endl;
std::cout << std::endl;
return errroCount == 0;
}
