mapnik/test/unit/core/conversions_test.cpp
2022-11-10 15:57:38 +00:00

310 lines
8.5 KiB
C++

#include "catch.hpp"
#include <mapnik/value/types.hpp>
#include <mapnik/value.hpp>
#include <mapnik/unicode.hpp>
#include <mapnik/util/conversions.hpp>
#include <iostream>
#include <unordered_map>
#include <sstream>
#if defined(_MSC_VER) && _MSC_VER < 1900
#include <cstdio>
#endif
TEST_CASE("conversions")
{
SECTION("to string")
{
#if defined(_MSC_VER) && _MSC_VER < 1900
unsigned int old = _set_output_format(_TWO_DIGIT_EXPONENT);
#endif
using mapnik::util::string2bool;
using mapnik::util::to_string;
try
{
std::string out;
// Test double
to_string(out, double(0));
REQUIRE(out == "0");
out.clear();
to_string(out, double(1));
REQUIRE(out == "1");
out.clear();
to_string(out, double(-1));
REQUIRE(out == "-1");
out.clear();
to_string(out, double(0.1));
REQUIRE(out == "0.1");
out.clear();
to_string(out, double(-0.1));
REQUIRE(out == "-0.1");
out.clear();
to_string(out, double(0.123));
REQUIRE(out == "0.123");
out.clear();
to_string(out, double(-0.123));
REQUIRE(out == "-0.123");
out.clear();
to_string(out, double(1e-06));
REQUIRE(out == "1e-06");
out.clear();
to_string(out, double(-1e-06));
REQUIRE(out == "-1e-06");
out.clear();
to_string(out, double(1e-05));
REQUIRE(out == "1e-05");
out.clear();
to_string(out, double(-1e-05));
REQUIRE(out == "-1e-05");
out.clear();
to_string(out, double(0.0001));
REQUIRE(out == "0.0001");
out.clear();
to_string(out, double(-0.0001));
REQUIRE(out == "-0.0001");
out.clear();
to_string(out, double(0.0001));
REQUIRE(out == "0.0001");
out.clear();
to_string(out, double(0.00001));
REQUIRE(out == "1e-05");
out.clear();
to_string(out, double(0.000001));
REQUIRE(out == "1e-06");
out.clear();
to_string(out, double(0.0000001));
REQUIRE(out == "1e-07");
out.clear();
to_string(out, double(0.00000001));
REQUIRE(out == "1e-08");
out.clear();
to_string(out, double(0.000000001));
REQUIRE(out == "1e-09");
out.clear();
to_string(out, double(0.0000000001));
REQUIRE(out == "1e-10");
out.clear();
to_string(out, double(-1.234e+16));
REQUIRE(out == "-1.234e+16");
out.clear();
// critical failure when karam is used
// https://github.com/mapnik/mapnik/issues/1741
// https://github.com/mapbox/tilemill/issues/1456
to_string(out, double(8.3));
REQUIRE(out == "8.3");
out.clear();
// non-critical failures if karma is used
to_string(out, double(0.0001234567890123456));
// TODO: https://github.com/mapnik/mapnik/issues/1676
REQUIRE(out == "0.000123457");
out.clear();
to_string(out, double(0.00000000001));
REQUIRE(out == "1e-11");
out.clear();
to_string(out, double(0.000000000001));
REQUIRE(out == "1e-12");
out.clear();
to_string(out, double(0.0000000000001));
REQUIRE(out == "1e-13");
out.clear();
to_string(out, double(0.00000000000001));
REQUIRE(out == "1e-14");
out.clear();
to_string(out, double(0.000000000000001));
REQUIRE(out == "1e-15");
out.clear();
to_string(out, double(100000));
REQUIRE(out == "100000");
out.clear();
to_string(out, double(1000000));
REQUIRE(out == "1e+06");
out.clear();
to_string(out, double(10000000));
REQUIRE(out == "1e+07");
out.clear();
to_string(out, double(100000000));
REQUIRE(out == "1e+08");
out.clear();
to_string(out, double(1000000000));
REQUIRE(out == "1e+09");
out.clear();
to_string(out, double(10000000000));
REQUIRE(out == "1e+10");
out.clear();
to_string(out, double(100000000000));
REQUIRE(out == "1e+11");
out.clear();
to_string(out, double(1000000000000));
REQUIRE(out == "1e+12");
out.clear();
to_string(out, double(10000000000000));
REQUIRE(out == "1e+13");
out.clear();
to_string(out, double(100000000000000));
REQUIRE(out == "1e+14");
out.clear();
to_string(out, double(1000000000000005));
REQUIRE(out == "1e+15");
out.clear();
to_string(out, double(-1000000000000000));
REQUIRE(out == "-1e+15");
out.clear();
to_string(out, double(100000000000000.1));
REQUIRE(out == "1e+14");
out.clear();
to_string(out, double(1.00001));
REQUIRE(out == "1.00001");
out.clear();
to_string(out, double(67.65));
REQUIRE(out == "67.65");
out.clear();
to_string(out, double(67.35));
REQUIRE(out == "67.35");
out.clear();
to_string(out, double(1234000000000000));
REQUIRE(out == "1.234e+15");
out.clear();
to_string(out, double(1e+16));
REQUIRE(out == "1e+16");
out.clear();
to_string(out, double(1.234e+16));
REQUIRE(out == "1.234e+16");
out.clear();
// int
to_string(out, int(2));
REQUIRE(out == "2");
out.clear();
to_string(out, int(0));
REQUIRE(out == "0");
out.clear();
to_string(out, int(-2));
REQUIRE(out == "-2");
out.clear();
to_string(out, int(2147483647));
REQUIRE(out == "2147483647");
out.clear();
to_string(out, int(-2147483648));
REQUIRE(out == "-2147483648");
out.clear();
// unsigned
to_string(out, unsigned(4294967295));
REQUIRE(out == "4294967295");
out.clear();
#ifdef BIGINT
// long long
to_string(out, mapnik::value_integer(-0));
REQUIRE(out == "0");
out.clear();
to_string(out, mapnik::value_integer(-2));
REQUIRE(out == "-2");
out.clear();
to_string(out, mapnik::value_integer(9223372036854775807));
REQUIRE(out == "9223372036854775807");
out.clear();
#else
#ifdef _MSC_VER
#pragma NOTE("BIGINT not defined so skipping large number conversion tests")
#else
#warning BIGINT not defined so skipping large number conversion tests
#endif
#endif
// bool
to_string(out, true);
REQUIRE(out == "true");
out.clear();
to_string(out, false);
REQUIRE(out == "false");
out.clear();
bool val = false;
REQUIRE(!string2bool("this is invalid", val));
REQUIRE(val == false);
REQUIRE(string2bool("true", val));
REQUIRE(val == true);
// mapnik::value hash() and operator== works for all T in value<Types...>
mapnik::transcoder tr("utf8");
using values_container = std::unordered_map<mapnik::value, mapnik::value>;
values_container vc;
mapnik::value keys[5] = {true, 123456789, 3.14159f, tr.transcode("Мапник"), mapnik::value_null()};
for (auto const& k : keys)
{
vc.insert({k, k});
REQUIRE(vc[k] == k);
}
// mapnik::value << to ostream
std::stringstream s;
mapnik::value_unicode_string ustr = tr.transcode("hello world!");
mapnik::value streamable(ustr);
s << streamable;
CHECK(s.str() == std::string("hello world!"));
}
catch (std::exception const& ex)
{
std::clog << ex.what() << "\n";
REQUIRE(false);
}
}
}