/*
 * main.cpp -- test options functions
 *
 * Copyright (c) 2019 David Demelier <markand@malikania.fr>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#define BOOST_TEST_MODULE "options"
#include <boost/test/unit_test.hpp>

#include "options.hpp"

BOOST_AUTO_TEST_CASE(boolean)
{
	const auto [ args, options ] = options::parse({"-v"}, "v");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 1U);
	BOOST_TEST(options.count('v'));
	BOOST_TEST(options.find('v')->second.empty());
}

BOOST_AUTO_TEST_CASE(boolean_repeat_detached)
{
	const auto [ args, options ] = options::parse({"-v", "-v"}, "v");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 2U);
	BOOST_TEST(options.count('v') == 2U);
}

BOOST_AUTO_TEST_CASE(boolean_repeat_adjacent)
{
	const auto [ args, options ] = options::parse({"-vv"}, "v");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 2U);
	BOOST_TEST(options.count('v') == 2U);
}

BOOST_AUTO_TEST_CASE(parameter_detached)
{
	const auto [ args, options ] = options::parse({"-c", "config"}, "c:");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 1u);
	BOOST_TEST(options.count('c'));
	BOOST_TEST(options.find('c')->second == "config");
}

BOOST_AUTO_TEST_CASE(parameter_adjacent)
{
	const auto [ args, options ] = options::parse({"-cconfig"}, "c:");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 1U);
	BOOST_TEST(options.count('c'));
	BOOST_TEST(options.find('c')->second == "config");
}

BOOST_AUTO_TEST_CASE(mixed_detached)
{
	const auto [ args, options ] = options::parse({"-vc", "config"}, "vc:");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 2U);
	BOOST_TEST(options.count('v'));
	BOOST_TEST(options.find('v')->second.empty());
	BOOST_TEST(options.count('c'));
	BOOST_TEST(options.find('c')->second == "config");
}

BOOST_AUTO_TEST_CASE(mixed_adjacent)
{
	const auto [ args, options ] = options::parse({"-vcconfig"}, "vc:");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 2U);
	BOOST_TEST(options.count('v'));
	BOOST_TEST(options.find('v')->second.empty());
	BOOST_TEST(options.count('c'));
	BOOST_TEST(options.find('c')->second == "config");
}

BOOST_AUTO_TEST_CASE(mixed_repeat)
{
	const auto [ args, options ] = options::parse({"-vvcconfig"}, "vc:");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 3U);
	BOOST_TEST(options.count('v') == 2U);
	BOOST_TEST(options.find('v')->second.empty());
	BOOST_TEST(options.count('c'));
	BOOST_TEST(options.find('c')->second == "config");
}

BOOST_AUTO_TEST_CASE(arguments)
{
	const auto [ args, options ] = options::parse({"-c", "config", "install", "-v"}, "vc:");

	BOOST_TEST(args.size() == 1U);
	BOOST_TEST(args[0] == "install");
	BOOST_TEST(options.size() == 2U);
	BOOST_TEST(options.count('v') == 1U);
	BOOST_TEST(options.find('v')->second.empty());
	BOOST_TEST(options.count('c'));
	BOOST_TEST(options.find('c')->second == "config");
}

BOOST_AUTO_TEST_CASE(stop)
{
	const auto [ args, options ] = options::parse({"rm", "-f", "--", "-p"}, "f");

	BOOST_TEST(args.size() == 2U);
	BOOST_TEST(args[0] == "rm");
	BOOST_TEST(args[1] == "-p");
	BOOST_TEST(options.size() == 1U);
	BOOST_TEST(options.count('f') == 1U);
	BOOST_TEST(options.find('f')->second.empty());
}

BOOST_AUTO_TEST_CASE(exclam)
{
	const auto [ args, options ] = options::parse({"-v", "install", "-p"}, "pv!");

	BOOST_TEST(args.size() == 0U);
	BOOST_TEST(options.size() == 1U);
	BOOST_TEST(options.count('v') == 1U);
	BOOST_TEST(options.find('v')->second.empty());
	BOOST_TEST(options.count('p') == 0U);
}

BOOST_AUTO_TEST_SUITE(errors)

BOOST_AUTO_TEST_CASE(invalid_option)
{
	BOOST_REQUIRE_THROW(options::parse({"-x"}, "v"), std::runtime_error);
}

BOOST_AUTO_TEST_CASE(value_required)
{
	BOOST_REQUIRE_THROW(options::parse({"-c", "-v"}, "vc:"), std::runtime_error);
}

BOOST_AUTO_TEST_CASE(value_required_detached)
{
	BOOST_REQUIRE_THROW(options::parse({"-v", "-c"}, "vc:"), std::runtime_error);
}

BOOST_AUTO_TEST_CASE(value_required_adjacent)
{
	BOOST_REQUIRE_THROW(options::parse({"-vc"}, "vc:"), std::runtime_error);
}

BOOST_AUTO_TEST_SUITE_END()

#if 0

#include <iostream>

#include "options.hpp"

int main()
{
	{
	const auto [ args, options ] = options::parse({"-v"}, "v");
	}
	{
	const auto [ args, options ] = options::parse({"-c", "config"}, "c:");
	for (const auto& a : args)
		std::cout << "a => " << a << std::endl;
	for (const auto& [k,v] : options)
		std::cout << k << " = " << v << std::endl;
	}

}
#endif