mapnik/benchmark/test_expression_parse.cpp
2014-04-29 18:25:21 -07:00

71 lines
2.2 KiB
C++

#include "bench_framework.hpp"
#include <mapnik/unicode.hpp>
#include <mapnik/expression.hpp>
#include <mapnik/expression_string.hpp>
#include <mapnik/expression_grammar.hpp>
class test : public benchmark::test_case
{
std::string expr_;
public:
test(mapnik::parameters const& params)
: test_case(params),
expr_("((([mapnik::geometry_type]=2) and ([oneway]=1)) and ([class]='path'))") {}
bool validate() const
{
mapnik::expression_ptr expr = mapnik::parse_expression(expr_,"utf-8");
std::string result = mapnik::to_expression_string(*expr);
bool ret = (result == expr_);
if (!ret)
{
std::clog << result << " != " << expr_ << "\n";
}
return ret;
}
void operator()() const
{
for (std::size_t i=0;i<iterations_;++i) {
mapnik::expression_ptr expr = mapnik::parse_expression(expr_,"utf-8");
}
}
};
class test2 : public benchmark::test_case
{
std::string expr_;
public:
test2(mapnik::parameters const& params)
: test_case(params),
expr_("((([mapnik::geometry_type]=2) and ([oneway]=1)) and ([class]='path'))") {}
bool validate() const
{
mapnik::transcoder tr("utf-8");
mapnik::expression_grammar<std::string::const_iterator> expr_grammar(tr);
mapnik::expression_ptr expr = mapnik::parse_expression(expr_,expr_grammar);
std::string result = mapnik::to_expression_string(*expr);
bool ret = (result == expr_);
if (!ret)
{
std::clog << result << " != " << expr_ << "\n";
}
return ret;
}
void operator()() const
{
mapnik::transcoder tr("utf-8");
mapnik::expression_grammar<std::string::const_iterator> expr_grammar(tr);
for (std::size_t i=0;i<iterations_;++i) {
mapnik::expression_ptr expr = mapnik::parse_expression(expr_,expr_grammar);
}
}
};
int main(int argc, char** argv)
{
mapnik::parameters params;
benchmark::handle_args(argc,argv,params);
test test_runner(params);
run(test_runner,"expr: grammer per parse");
test2 test_runner2(params);
return run(test_runner2,"expr: reuse grammar");
}