tg_windows5.12.6/Telegram/lib_rpl/rpl/variable_tests.cpp

// This file is part of Desktop App Toolkit,
// a set of libraries for developing nice desktop applications.
//
// For license and copyright information please follow this link:
// https://github.com/desktop-app/legal/blob/master/LEGAL
//
#include <catch.hpp>

#include <rpl/rpl.h>
#include <string>

using namespace rpl;

TEST_CASE("basic variable tests", "[rpl::variable]") {
	SECTION("simple test") {
		auto sum = std::make_shared<int>(0);
		{
			auto var = variable<int>(1);
			auto lifeftime = var.value()
				| start_with_next([=](int value) {
					*sum += value;
				});
			var = 1;
			var = 11;
			var = 111;
			var = 111;
		}
		REQUIRE(*sum == 1 + 11 + 111);
	}
}