#include "query.hpp"
#include "trace.hpp"

int main()
{
    DECLARE( auto f = []( path, const json_value &v )
    {
        return v.type() == json_type::integer ? v.int_value() : 0;
    } );

    DECLARE( auto tt = []( path, const auto & ) { return true; } );

    DECLARE( auto q = query( "[ 1, 2, 3 ]" ) );
    DECLARE( auto mapped = q.map( f ) );
    DECLARE( auto filtered = q.filter( tt ) );
    DECLARE( auto mf = mapped.filter( tt ) );
    DECLARE( auto fm = filtered.map( f ) );

    DECLARE( auto i = mf.begin() );
    DECLARE( auto j = fm.begin() );

    for ( int count = 0; count < 4; ++ count )
    {
        BIND( ( pi, ii ), *i );
        BIND( ( pj, ij ), *j );
        ASSERT( ( pi.empty() && pj.empty() ) || pi.front_i() == pj.front_i() );
        ASSERT( ii == ij );
        TRACE( ++i );
        TRACE( ++j );
    }
}