/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <folly/portability/GTest.h>
#include <folly/synchronization/Baton.h>
#include <atomic>
#include <chrono>
#include <thread>
using folly::Baton;
using std::chrono_literals::operator""s;
TEST(Baton, demo) {
Baton<true, std::atomic> baton;
std::thread waiter([&]() {
// wait for an event before proceeding
auto posted = baton.try_wait_for(5s);
EXPECT_TRUE(posted);
});
std::thread poster([&]() { baton.post(); });
waiter.join();
poster.join();
}