101 lines
2.8 KiB
C++
101 lines
2.8 KiB
C++
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#include "bench_framework.hpp"
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#include <mapnik/unicode.hpp>
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#include <mapnik/value.hpp>
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#include <codecvt>
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#include <boost/locale.hpp>
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class test : public benchmark::test_case
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{
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std::string utf8_;
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public:
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test(mapnik::parameters const& params)
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: test_case(params),
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utf8_(u8"שלום") {}
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bool validate() const
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{
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std::wstring_convert<std::codecvt_utf8<char32_t>, char32_t> utf32conv;
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std::u32string utf32 = utf32conv.from_bytes(utf8_);
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if (utf32.size() != 4) return false;
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if (utf32[0] != 0x5e9 &&
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utf32[1] != 0x5dc &&
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utf32[2] != 0x5d5 &&
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utf32[3] != 0x5dd) return false;
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return true;
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}
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void operator()() const
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{
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std::u32string utf32;
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std::wstring_convert<std::codecvt_utf8<char32_t>, char32_t> utf32conv;
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for (std::size_t i=0;i<iterations_;++i) {
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utf32 = utf32conv.from_bytes(utf8_);
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}
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}
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};
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class test2 : public benchmark::test_case
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{
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std::string utf8_;
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public:
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test2(mapnik::parameters const& params)
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: test_case(params),
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utf8_(u8"שלום") {}
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bool validate() const
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{
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std::u32string utf32 = boost::locale::conv::utf_to_utf<char32_t>(utf8_);
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if (utf32.size() != 4) return false;
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if (utf32[0] != 0x5e9 &&
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utf32[1] != 0x5dc &&
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utf32[2] != 0x5d5 &&
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utf32[3] != 0x5dd) return false;
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return true;
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}
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void operator()() const
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{
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std::u32string utf32;
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for (std::size_t i=0;i<iterations_;++i) {
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utf32 = boost::locale::conv::utf_to_utf<char32_t>(utf8_);
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}
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}
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};
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class test3 : public benchmark::test_case
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{
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std::string utf8_;
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public:
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test3(mapnik::parameters const& params)
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: test_case(params),
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utf8_(u8"שלום") {}
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bool validate() const
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{
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mapnik::transcoder tr_("utf-8");
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mapnik::value_unicode_string utf32 = tr_.transcode(utf8_.data(),utf8_.size());
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//std::u32string utf32 = boost::locale::conv::utf_to_utf<char32_t>(utf8_);
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if (utf32.length() != 4) return false;
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if (utf32[0] != 0x5e9 &&
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utf32[1] != 0x5dc &&
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utf32[2] != 0x5d5 &&
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utf32[3] != 0x5dd) return false;
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return true;
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}
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void operator()() const
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{
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mapnik::transcoder tr_("utf-8");
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mapnik::value_unicode_string utf32;
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for (std::size_t i=0;i<iterations_;++i) {
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utf32 = tr_.transcode(utf8_.data(),utf8_.size());
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}
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}
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};
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int main(int argc, char** argv)
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{
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mapnik::parameters params;
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benchmark::handle_args(argc,argv,params);
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test test_runner(params);
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run(test_runner,"utf encode std::codecvt");
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test2 test_runner2(params);
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run(test_runner2,"utf encode boost::locale");
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test3 test_runner3(params);
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return run(test_runner3,"utf encode ICU");
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}
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