//
// This file is part of Kepka,
// an unofficial desktop version of Telegram messaging app,
// see https://github.com/procxx/kepka
//
// Kepka is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// It is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// In addition, as a special exception, the copyright holders give permission
// to link the code of portions of this program with the OpenSSL library.
//
// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
//
#define CATCH_CONFIG_MAIN
#include "catch.hpp"

#include "base/flat_map.h"
#include <string>

using namespace std;

TEST_CASE("flat_maps should keep items sorted by key", "[flat_map]") {
	base::flat_map<int, string> v;
	v.emplace(0, "a");
	v.emplace(5, "b");
	v.emplace(4, "d");
	v.emplace(2, "e");

	auto checkSorted = [&] {
		auto prev = v.begin();
		REQUIRE(prev != v.end());
		for (auto i = prev + 1; i != v.end(); prev = i, ++i) {
			REQUIRE(prev->first < i->first);
		}
	};
	REQUIRE(v.size() == 4);
	checkSorted();

	SECTION("adding item puts it in the right position") {
		v.emplace(3, "c");
		REQUIRE(v.size() == 5);
		REQUIRE(v.find(3) != v.end());
		checkSorted();
	}
}