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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kDefault
#include "mongo/platform/basic.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/concurrency/ticketholder.h"
namespace {
using namespace mongo;
TEST(TicketholderTest, BasicTimeout) {
TicketHolder holder(1);
ASSERT_EQ(holder.used(), 0);
ASSERT_EQ(holder.available(), 1);
ASSERT_EQ(holder.outof(), 1);
{
ScopedTicket ticket(&holder);
ASSERT_EQ(holder.used(), 1);
ASSERT_EQ(holder.available(), 0);
ASSERT_EQ(holder.outof(), 1);
ASSERT_FALSE(holder.tryAcquire());
ASSERT_FALSE(holder.waitForTicketUntil(Date_t::now()));
ASSERT_FALSE(holder.waitForTicketUntil(Date_t::now() + Milliseconds(1)));
ASSERT_FALSE(holder.waitForTicketUntil(Date_t::now() + Milliseconds(42)));
}
ASSERT_EQ(holder.used(), 0);
ASSERT_EQ(holder.available(), 1);
ASSERT_EQ(holder.outof(), 1);
ASSERT(holder.waitForTicketUntil(Date_t::now()));
holder.release();
ASSERT_EQ(holder.used(), 0);
ASSERT(holder.waitForTicketUntil(Date_t::now() + Milliseconds(20)));
ASSERT_EQ(holder.used(), 1);
ASSERT_FALSE(holder.waitForTicketUntil(Date_t::now() + Milliseconds(2)));
holder.release();
ASSERT_EQ(holder.used(), 0);
}
} // namespace
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