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// Copyright (C) 2024 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <asiolink/io_service_mgr.h>
#include <gtest/gtest.h>
using namespace isc::asiolink;
namespace {
TEST(IOServiceMgr, testIOServiceMgr) {
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 0);
int one_io_callback_count = 0;
auto one_f = [&one_io_callback_count] () {
one_io_callback_count++;
};
int two_io_callback_count = 0;
auto two_f = [&two_io_callback_count] () {
two_io_callback_count++;
};
{
IOServicePtr one_io_service(new IOService());
one_io_service->post(one_f);
IOServicePtr two_io_service(new IOService());
two_io_service->post(two_f);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 0);
EXPECT_EQ(two_io_callback_count, 0);
IOServiceMgr::instance().registerIOService(one_io_service);
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 1);
IOServiceMgr::instance().registerIOService(two_io_service);
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 2);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 1);
EXPECT_EQ(two_io_callback_count, 1);
one_io_service->post(one_f);
two_io_service->post(two_f);
}
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 2);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 2);
EXPECT_EQ(two_io_callback_count, 2);
IOServiceMgr::instance().clearIOServices();
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 0);
IOServicePtr one_io_service(new IOService());
one_io_service->post(one_f);
IOServicePtr two_io_service(new IOService());
two_io_service->post(two_f);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 2);
EXPECT_EQ(two_io_callback_count, 2);
IOServiceMgr::instance().registerIOService(one_io_service);
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 1);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 3);
EXPECT_EQ(two_io_callback_count, 2);
one_io_service->post(one_f);
two_io_service->post(two_f);
IOServiceMgr::instance().registerIOService(two_io_service);
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 2);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 4);
EXPECT_EQ(two_io_callback_count, 4);
one_io_service->post(one_f);
two_io_service->post(two_f);
IOServiceMgr::instance().unregisterIOService(one_io_service);
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 1);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 4);
EXPECT_EQ(two_io_callback_count, 5);
one_io_service->post(one_f);
two_io_service->post(two_f);
IOServiceMgr::instance().unregisterIOService(two_io_service);
EXPECT_EQ(IOServiceMgr::instance().getIOServiceCount(), 0);
IOServiceMgr::instance().pollIOServices();
EXPECT_EQ(one_io_callback_count, 4);
EXPECT_EQ(two_io_callback_count, 5);
}
} // namespace
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