mapnik/test/unit/core/conversions_test.cpp

310 lines
7.7 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::to_string;
using mapnik::util::string2bool;
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 hashability
using values_container = std::unordered_map<mapnik::value, unsigned>;
values_container vc;
mapnik::value val2(1);
vc[val2] = 1;
REQUIRE( vc[1] == static_cast<int>(1) );
// mapnik::value << to ostream
std::stringstream s;
mapnik::transcoder tr("utf-8");
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);
}
}
}