/*****************************************************************************
 *
 * CLIPP - command line interfaces for modern C++
 *
 * released under MIT license
 *
 * (c) 2017-2018 André Müller; foss@andremueller-online.de
 *
 *****************************************************************************/

#include "testing.h"


//-------------------------------------------------------------------
struct active {
    active() = default;
    active(bool a_, bool b_, bool c_, bool d_):
        a{a_}, b{b_}, c{c_}, d{d_}
    {}
    bool a = false, b = false, c = false, d = false;

    friend bool operator == (const active& x, const active& y) noexcept {
        return x.a == y.a && x.b == y.b && x.c == y.c && x.d == y.d;
    }
};


//-------------------------------------------------------------------
void test(int lineNo,
          const std::initializer_list<const char*> args,
          const active& matches)
{
    using namespace clipp;
    active m;

    auto cli = joinable(
        option("-a").set(m.a),
        option("-b").set(m.b),
        option("-c").set(m.c),
        option("-d").set(m.d));

    run_wrapped_variants({ __FILE__, lineNo }, args, cli,
              [&]{ m = active{}; },
              [&]{ return m == matches; });
}


//-------------------------------------------------------------------
int main()
{
    using std::string;

    try {
        test(__LINE__, {""}, active{});

        test(__LINE__, {"-a"},           active{1,0,0,0});
        test(__LINE__, {"-b"},           active{0,1,0,0});
        test(__LINE__, {"-c"},           active{0,0,1,0});
        test(__LINE__, {"-d"},           active{0,0,0,1});
        test(__LINE__, {"-a","-b"},      active{1,1,0,0});
        test(__LINE__, {"-c","-b"},      active{0,1,1,0});
        test(__LINE__, {"-d","-a","-c"}, active{1,0,1,1});
        test(__LINE__, {"-ab"},          active{1,1,0,0});
        test(__LINE__, {"-ac"},          active{1,0,1,0});
        test(__LINE__, {"-ad"},          active{1,0,0,1});
        test(__LINE__, {"-abd"},         active{1,1,0,1});
        test(__LINE__, {"-cab"},         active{1,1,1,0});
        test(__LINE__, {"-abcd"},        active{1,1,1,1});
        test(__LINE__, {"-cadb"},        active{1,1,1,1});
        //fail cases
        test(__LINE__, {"cxadb"},  active{});
        test(__LINE__, {"-cxadb"}, active{});
        test(__LINE__, {"--abc"},  active{});
        test(__LINE__, {"--bca"},  active{});
        test(__LINE__, {"-cab-"},  active{});
        test(__LINE__, {"-c-ad-"}, active{});
    }
    catch(std::exception& e) {
        std::cerr << e.what() << std::endl;
        return 1;
    }
}