#include <forstio/test/suite.hpp>
#include "../c++/args.hpp"

namespace {
namespace sch {
using namespace saw::schema;

using ArgsStruct = Struct<
	Member<String, "file">,
	Member<String, "oawinu">
>;

using ArgsTuple = Tuple<
	Int32,
	String
>;
}

SAW_TEST("Codec Args Decode Basic"){
	using namespace saw;

	std::array<std::string, 5> foo {
		"example",
		"5",
		"--file",
		"./foo.bar",
		"ex"
	};
	std::array<char*,5> bar;
	for(uint64_t i = 0; i < bar.size(); ++i){
		bar[i] = &foo[i][0];
	}

	data<sch::Args<sch::ArgsStruct, sch::ArgsTuple>,encode::Args>  dat_args{
		5,
		&bar[0]
	};
	data<sch::Args<sch::ArgsStruct, sch::ArgsTuple>> dat_nat;

	codec<sch::Args<sch::ArgsStruct, sch::ArgsTuple>, encode::Args> args_codec;

	auto eov = args_codec.decode(dat_args, dat_nat);
	SAW_EOV_EXPECT(eov, "Couldn't decode data. ");

	auto& prog = dat_nat.template get<"program">();
	auto& str = dat_nat.template get<"args">();
	auto& tup = dat_nat.template get<"positionals">();

	SAW_EXPECT(prog == "example", "Wrong program name");
	SAW_EXPECT(str.template get<"file">() == "./foo.bar", "Wrong file path parsing");
	SAW_EXPECT(str.template get<"oawinu">() == "", "Wrong oawinu dummy value.");
	SAW_EXPECT(tup.template get<0>() == data<sch::Int32>{5}, "Wrong number");
	SAW_EXPECT(tup.template get<1>() == "ex", "Wrong String");
}

}