| | |
| | | #include "center.h" |
| | | #include "defs.h" |
| | | #include "log.h" |
| | | #include "util.h" |
| | | #include <atomic> |
| | | #include <condition_variable> |
| | | #include <stdio.h> |
| | | #include <string> |
| | | #include <vector> |
| | | #include <thread> |
| | | #include <chrono> |
| | | #include <atomic> |
| | | #include <boost/noncopyable.hpp> |
| | | #include <boost/timer/timer.hpp> |
| | | #include <boost/test/unit_test.hpp> |
| | | #include <boost/date_time/posix_time/posix_time.hpp> |
| | | #include <boost/date_time/microsec_time_clock.hpp> |
| | | #include <boost/uuid/uuid_generators.hpp> |
| | | #include "shm_queue.h" |
| | | #include "bh_util.h" |
| | | #include <vector> |
| | | |
| | | using namespace std::chrono_literals; |
| | | namespace |
| | | { |
| | | bool InitLog() |
| | | { |
| | | ns_log::AddLog("/tmp/bhshmq_test.log", true, true); |
| | | ns_log::ResetLogLevel(ns_log::LogLevel::debug); |
| | | return true; |
| | | } |
| | | static bool g_test_init_log = InitLog(); |
| | | } // namespace |
| | | |
| | | using namespace bhome_shm; |
| | | using namespace bhome_msg; |
| | | |
| | | struct s1000 { char a[1000]; }; |
| | | |
| | | typedef std::function<void(void)> FuncVV; |
| | | class ScopeCall : private boost::noncopyable { |
| | | FuncVV f_; |
| | | public: |
| | | ScopeCall(FuncVV f):f_(f) { f_(); } |
| | | ~ScopeCall() { f_(); } |
| | | }; |
| | | class ThreadManager { |
| | | std::vector<std::thread> threads_; |
| | | public: |
| | | ~ThreadManager() { WaitAll(); } |
| | | template <class T, class...P> |
| | | void Launch(T t, P...p) { threads_.emplace_back(t, p...); } |
| | | void WaitAll() { |
| | | for (auto &t : threads_) { |
| | | if (t.joinable()) { |
| | | t.join(); |
| | | } |
| | | } |
| | | } |
| | | }; |
| | | class ProcessManager { |
| | | |
| | | }; |
| | | struct ShmRemover { |
| | | std::string name_; |
| | | ShmRemover(const std::string &name):name_(name) { SharedMemory::Remove(name_); } |
| | | ~ShmRemover() { SharedMemory::Remove(name_); } |
| | | }; |
| | | |
| | | BOOST_AUTO_TEST_CASE(ShmBasicTest) |
| | | SharedMemory &TestShm() |
| | | { |
| | | const std::string shm_name("basic"); |
| | | ShmRemover auto_remove(shm_name); |
| | | SharedMemory shm(shm_name, 1024*1024*10); |
| | | |
| | | offset_ptr<const void> p; |
| | | BOOST_CHECK(!p); |
| | | BOOST_CHECK(p.get() == 0); |
| | | p = 0; |
| | | BOOST_CHECK(!p); |
| | | BOOST_CHECK(p.get() == 0); |
| | | const char *str = "basic"; |
| | | p = str; |
| | | BOOST_CHECK(p); |
| | | BOOST_CHECK(p.get() == str); |
| | | p = 0; |
| | | BOOST_CHECK(!p); |
| | | BOOST_CHECK(p.get() == 0); |
| | | |
| | | |
| | | auto Avail = [&]() { return shm.get_free_memory(); }; |
| | | auto init_avail = Avail(); |
| | | |
| | | auto BasicTest = [&](int tid, int nloop) { |
| | | auto Code = [&](int id) { |
| | | |
| | | typedef ShmObject<s1000> Int; |
| | | std::string name = std::to_string(id); |
| | | auto a0 = Avail(); |
| | | Int i1(shm, name); |
| | | auto a1 = Avail(); |
| | | BOOST_CHECK_LT(a1, a0); |
| | | printf("s1000 size: %ld\n", a0 - a1); |
| | | i1->a[0] = 5; |
| | | Int i2(shm, name); |
| | | auto a2 = Avail(); |
| | | BOOST_CHECK_EQUAL(a1, a2); |
| | | BOOST_CHECK_EQUAL(i1.data(), i2.data()); |
| | | int i = i1.Remove(); |
| | | BOOST_CHECK_EQUAL(Avail(), a0); |
| | | |
| | | { |
| | | auto old = Avail(); |
| | | void *p = shm.Alloc(1024); |
| | | shm.Dealloc(p); |
| | | BOOST_CHECK_EQUAL(old, Avail()); |
| | | } |
| | | |
| | | bool r = shared_memory_object::remove(shm_name.c_str()); |
| | | BOOST_CHECK(r); |
| | | }; |
| | | boost::timer::auto_cpu_timer timer; |
| | | for (int i = 0; i < nloop; ++i) |
| | | { |
| | | Code(i + tid*nloop); |
| | | } |
| | | }; |
| | | |
| | | boost::timer::auto_cpu_timer timer; |
| | | DEFER1(printf("Basic Test:");); |
| | | ThreadManager threads; |
| | | int nthread = 1; |
| | | int nloop = 1; |
| | | for (int i = 0; i < nthread; ++i) |
| | | { |
| | | threads.Launch(BasicTest, i, nloop); |
| | | } |
| | | printf("end\n"); |
| | | BOOST_CHECK_EQUAL(init_avail, Avail()); |
| | | static SharedMemory shm("utest_0", 1024 * 1024 * 512); |
| | | return shm; |
| | | } |
| | | |
| | | BOOST_AUTO_TEST_CASE(TimedWaitTest) |
| | | template <class A, class B> |
| | | struct IsSameType { |
| | | static const bool value = false; |
| | | }; |
| | | template <class A> |
| | | struct IsSameType<A, A> { |
| | | static const bool value = true; |
| | | }; |
| | | |
| | | BOOST_AUTO_TEST_CASE(Temp) |
| | | { |
| | | const std::string shm_name("shm_wait"); |
| | | ShmRemover auto_remove(shm_name); |
| | | SharedMemory shm(shm_name, 1024*1024); |
| | | ShmMsgQueue q(shm, 64); |
| | | for (int i = 0; i < 5; ++i) { |
| | | int ms = i * 100; |
| | | printf("Timeout Test %d: ", ms); |
| | | boost::timer::auto_cpu_timer timer; |
| | | MQId id; |
| | | void *data; |
| | | size_t size; |
| | | bool r = q.Recv(id, data, size, ms); |
| | | BOOST_CHECK(!r); |
| | | } |
| | | const std::string shm_name("ShmTemp"); |
| | | ShmRemover auto_remove(shm_name); //remove twice? in case of killed? |
| | | SharedMemory shm(shm_name, 1024 * 1024 * 10); |
| | | |
| | | typedef std::chrono::steady_clock clock; |
| | | int n = 1000 * 1000; |
| | | std::vector<clock::time_point> tps(n); |
| | | { |
| | | printf("thread switch %d times, ", n); |
| | | boost::timer::auto_cpu_timer timer; |
| | | for (auto &tp : tps) { |
| | | tp = clock::now(); |
| | | std::this_thread::yield(); |
| | | } |
| | | } |
| | | printf("time: %ld ns\n", (tps.back() - tps.front()).count()); |
| | | return; |
| | | // sub topic partial match. |
| | | Topic topics[] = { |
| | | "", |
| | | ".", |
| | | "a", |
| | | "sp", |
| | | "sport", |
| | | "sport.", |
| | | "sport.a", |
| | | "sport.a.b.c", |
| | | "sport.ab.c", |
| | | "sport.basketball", |
| | | "sport.football", |
| | | }; |
| | | const char sep = '.'; |
| | | auto Adjust = [&](const std::string &user_topic) { |
| | | if (user_topic.empty() || user_topic.back() == sep) { |
| | | return user_topic; |
| | | } else { |
| | | return user_topic + sep; |
| | | } |
| | | }; |
| | | |
| | | for (auto &t : topics) { |
| | | const std::string &a = Adjust(t); |
| | | printf("orig: %20s adjusted: %20s parts:[", ("'" + t + "'").c_str(), ('\'' + a + '\'').c_str()); |
| | | |
| | | size_t pos = 0; |
| | | while (true) { |
| | | auto &topic = t; |
| | | pos = topic.find(kTopicSep, pos); |
| | | if (pos == topic.npos || ++pos == topic.size()) { |
| | | // Find1(std::string()); // sub all. |
| | | break; |
| | | } else { |
| | | printf("'%s',", topic.substr(0, pos).c_str()); |
| | | } |
| | | } |
| | | printf("]\n"); |
| | | } |
| | | } |
| | | |
| | | BOOST_AUTO_TEST_CASE(RefCountTest) |
| | | BOOST_AUTO_TEST_CASE(PubSubTest) |
| | | { |
| | | const std::string shm_name("ShmRefCount"); |
| | | ShmRemover auto_remove(shm_name); |
| | | SharedMemory shm(shm_name, 1024*1024); |
| | | SharedMemory &shm = TestShm(); |
| | | GlobalInit(shm); |
| | | |
| | | Msg m0(shm.Alloc(1000), shm.New<RefCount>()); |
| | | BOOST_CHECK(m0.IsCounted()); |
| | | BOOST_CHECK_EQUAL(m0.Count(), 1); |
| | | Msg m1 = m0; |
| | | BOOST_CHECK(m1.IsCounted()); |
| | | BOOST_CHECK_EQUAL(m1.AddRef(), 2); |
| | | BOOST_CHECK_EQUAL(m0.AddRef(), 3); |
| | | BOOST_CHECK_EQUAL(m0.RemoveRef(), 2); |
| | | BOOST_CHECK_EQUAL(m0.RemoveRef(), 1); |
| | | BOOST_CHECK_EQUAL(m1.RemoveRef(), 0); |
| | | BOOST_CHECK_EQUAL(m1.Count(), 0); |
| | | auto Avail = [&]() { return shm.get_free_memory(); }; |
| | | auto init_avail = Avail(); |
| | | int *flag = shm.FindOrCreate<int>("flag", 123); |
| | | printf("flag = %d\n", *flag); |
| | | ++*flag; |
| | | const std::string sub_proc_id = "subscriber"; |
| | | const std::string pub_proc_id = "publisher"; |
| | | |
| | | BHCenter center(shm); |
| | | center.Start(); |
| | | |
| | | Sleep(100ms); |
| | | |
| | | std::atomic<uint64_t> total_count(0); |
| | | std::atomic<int64_t> last_time(NowSec() - 1); |
| | | std::atomic<uint64_t> last_count(0); |
| | | |
| | | const uint64_t nmsg = 100 * 2; |
| | | const int timeout = 1000; |
| | | auto Sub = [&](int id, const std::vector<std::string> &topics) { |
| | | DemoNode client("client_" + std::to_string(id), shm); |
| | | MsgTopicList tlist; |
| | | for (auto &t : topics) { |
| | | tlist.add_topic_list(t); |
| | | } |
| | | MsgCommonReply reply_body; |
| | | bool r = client.Subscribe(tlist, reply_body, timeout); |
| | | if (!r) { |
| | | printf("client subscribe failed.\n"); |
| | | } |
| | | std::mutex mutex; |
| | | std::condition_variable cv; |
| | | |
| | | std::atomic<uint64_t> n(0); |
| | | auto OnTopicData = [&](const std::string &proc_id, const MsgPublish &pub) { |
| | | ++total_count; |
| | | |
| | | auto cur = NowSec(); |
| | | if (last_time.exchange(cur) < cur) { |
| | | std::cout << "time: " << cur; |
| | | printf("sub recv, total msg:%10ld, speed:[%8ld/s], used mem:%8ld \n", |
| | | total_count.load(), total_count - last_count.exchange(total_count), init_avail - Avail()); |
| | | } |
| | | if (++n >= nmsg * topics.size()) { |
| | | cv.notify_one(); |
| | | } |
| | | // printf("sub %2d recv: %s/%s\n", id, pub.topic().c_str(), pub.data().c_str()); |
| | | }; |
| | | client.SubscribeStartWorker(OnTopicData, 1); |
| | | |
| | | std::unique_lock<std::mutex> lk(mutex); |
| | | cv.wait(lk); |
| | | }; |
| | | |
| | | auto Pub = [&](const std::string &topic) { |
| | | DemoNode provider("server_" + topic, shm); |
| | | |
| | | for (unsigned i = 0; i < nmsg; ++i) { |
| | | std::string data = topic + std::to_string(i) + std::string(1000, '-'); |
| | | MsgPublish pub; |
| | | pub.set_topic(topic); |
| | | pub.set_data(data); |
| | | bool r = provider.Publish(pub, 0); |
| | | if (!r) { |
| | | static std::atomic<int> an(0); |
| | | int n = ++an; |
| | | printf("pub %d ret: %s\n", n, r ? "ok" : "fail"); |
| | | } |
| | | } |
| | | }; |
| | | ThreadManager threads; |
| | | typedef std::vector<Topic> Topics; |
| | | Topics topics; |
| | | for (int i = 0; i < 100; ++i) { |
| | | topics.push_back("t" + std::to_string(i)); |
| | | } |
| | | Topics part; |
| | | boost::timer::auto_cpu_timer pubsub_timer; |
| | | for (size_t i = 0; i < topics.size(); ++i) { |
| | | part.push_back(topics[i]); |
| | | threads.Launch(Sub, i, topics); |
| | | } |
| | | Sleep(100ms); |
| | | for (auto &topic : topics) { |
| | | threads.Launch(Pub, topic); |
| | | } |
| | | threads.Launch(Pub, "some_else"); |
| | | |
| | | threads.WaitAll(); |
| | | |
| | | printf("sub recv, total msg:%10ld, speed:[%8ld/s], used mem:%8ld \n", |
| | | total_count.load(), total_count - last_count.exchange(total_count), init_avail - Avail()); |
| | | } |
| | | |
| | | BOOST_AUTO_TEST_CASE(MsgHeaderTest) |
| | | namespace |
| | | { |
| | | MsgMetaV1 head; |
| | | BOOST_CHECK_EQUAL(head.self_size_, sizeof(head)); |
| | | BOOST_CHECK_EQUAL(head.type_, kMsgTypeNormal); |
| | | BOOST_CHECK_EQUAL(head.tag_, kMsgMetaTag); |
| | | BOOST_CHECK_EQUAL(head.data_size_, 0); |
| | | BOOST_CHECK(head.src_id_ == boost::uuids::nil_uuid()); |
| | | struct C { |
| | | C() { printf("+C\n"); } |
| | | C(const C &c) { printf("+C(const C&)\n"); } |
| | | void F() { printf("C::F()\n"); } |
| | | ~C() { printf("-C\n"); } |
| | | char arr[100]; |
| | | }; |
| | | int F(C &c) { return printf(":::::::::::::F()\n"); } |
| | | } // namespace |
| | | |
| | | head.data_size_ = 100; |
| | | head.src_id_ = boost::uuids::random_generator()(); |
| | | head.type_ = 123; |
| | | BOOST_AUTO_TEST_CASE(ReqRepTest) |
| | | { |
| | | SharedMemory &shm = TestShm(); |
| | | GlobalInit(shm); |
| | | |
| | | char buf[100] = {0}; |
| | | head.Pack(buf); |
| | | MsgMetaV1 result; |
| | | result.Parse(buf); |
| | | BOOST_CHECK_EQUAL(memcmp(&head, &result, sizeof(head)), 0); |
| | | auto Avail = [&]() { return shm.get_free_memory(); }; |
| | | auto init_avail = Avail(); |
| | | int *flag = shm.FindOrCreate<int>("flag", 123); |
| | | printf("flag = %d\n", *flag); |
| | | ++*flag; |
| | | |
| | | const std::string client_proc_id = "client_proc_"; |
| | | const std::string server_proc_id = "server_proc_"; |
| | | |
| | | BHCenter center(shm); |
| | | center.Start(); |
| | | std::atomic<bool> run(true); |
| | | |
| | | auto Client = [&](const std::string &topic, const int nreq) { |
| | | DemoNode client(client_proc_id + topic, shm); |
| | | |
| | | std::atomic<int> count(0); |
| | | std::string reply; |
| | | auto onRecv = [&](const BHMsgHead &head, const MsgRequestTopicReply &msg) { |
| | | reply = msg.data(); |
| | | if (++count >= nreq) { |
| | | printf("count: %d\n", count.load()); |
| | | } |
| | | }; |
| | | MsgRequestTopic req; |
| | | req.set_topic(topic); |
| | | req.set_data("data " + std::string(100, 'a')); |
| | | |
| | | client.ClientStartWorker(onRecv, 2); |
| | | |
| | | boost::timer::auto_cpu_timer timer; |
| | | for (int i = 0; i < nreq; ++i) { |
| | | std::string msg_id; |
| | | if (!client.ClientAsyncRequest(BHAddress(), req, msg_id)) { |
| | | printf("client request failed\n"); |
| | | ++count; |
| | | } |
| | | |
| | | // std::string proc_id; |
| | | // MsgRequestTopicReply reply; |
| | | // if (!client.ClientSyncRequest(req, proc_id, reply, 1000)) { |
| | | // printf("client request failed\n"); |
| | | // } |
| | | // ++count; |
| | | } |
| | | do { |
| | | std::this_thread::sleep_for(100ms); |
| | | } while (count.load() < nreq); |
| | | client.Stop(); |
| | | printf("request %s %d done ", topic.c_str(), count.load()); |
| | | }; |
| | | |
| | | std::atomic_uint64_t server_msg_count(0); |
| | | auto Server = [&](const std::string &name, const std::vector<std::string> &topics) { |
| | | DemoNode server(name, shm); |
| | | |
| | | auto onDataSync = [&](const std::string &proc_id, const MsgRequestTopic &request, MsgRequestTopicReply &reply) { |
| | | ++server_msg_count; |
| | | reply.set_data(request.topic() + ':' + request.data()); |
| | | return true; |
| | | }; |
| | | auto onDataAsync = [&](void *src, std::string &proc_id, MsgRequestTopic &request) { |
| | | ++server_msg_count; |
| | | MsgRequestTopicReply reply; |
| | | reply.set_data(request.topic() + ':' + request.data()); |
| | | server.ServerSendReply(src, reply); |
| | | }; |
| | | server.ServerStart(onDataAsync); |
| | | |
| | | MsgTopicList rpc; |
| | | for (auto &topic : topics) { |
| | | rpc.add_topic_list(topic); |
| | | } |
| | | MsgCommonReply reply_body; |
| | | if (!server.ServerRegisterRPC(rpc, reply_body, 100)) { |
| | | printf("server register topic failed\n"); |
| | | return; |
| | | } |
| | | |
| | | while (run) { |
| | | std::this_thread::sleep_for(100ms); |
| | | } |
| | | }; |
| | | ThreadManager clients, servers; |
| | | std::vector<Topic> topics = {"topic1", "topic2"}; |
| | | servers.Launch(Server, "server", topics); |
| | | Sleep(100ms); |
| | | for (auto &t : topics) { |
| | | clients.Launch(Client, t, 1000 * 100 * 2); |
| | | } |
| | | clients.WaitAll(); |
| | | printf("clients done, server replyed: %ld\n", server_msg_count.load()); |
| | | run = false; |
| | | servers.WaitAll(); |
| | | } |
| | | BOOST_AUTO_TEST_CASE(RequestReplyTest) |
| | | |
| | | BOOST_AUTO_TEST_CASE(HeartbeatTest) |
| | | { |
| | | const std::string shm_name("ShmReqRep"); |
| | | ShmRemover auto_remove(shm_name); |
| | | SharedMemory shm(shm_name, 1024*1024*50); |
| | | auto Avail = [&]() { return shm.get_free_memory(); }; |
| | | auto init_avail = Avail(); |
| | | // DEFER1(BOOST_CHECK_EQUAL(init_avail, Avail()); printf("Request Reply Test shm No Leak.\n");); |
| | | const std::string shm_name("ShmHeartbeat"); |
| | | ShmRemover auto_remove(shm_name); |
| | | SharedMemory shm(shm_name, 1024 * 1024 * 50); |
| | | |
| | | auto f0 = init_avail; |
| | | const int qlen = 64; |
| | | ShmMsgQueue srv(shm, qlen); |
| | | ShmMsgQueue cli(shm, qlen); |
| | | auto f1= shm.get_free_memory(); |
| | | BHCenter center(shm); |
| | | center.Start(); |
| | | |
| | | const size_t msg_length = 1000; |
| | | std::string msg_content(msg_length, 'a'); |
| | | msg_content[20] = '\0'; |
| | | Msg request; |
| | | request.Build(shm, cli.Id(), msg_content.data(), msg_content.size(), true); |
| | | Msg reply(request); |
| | | { |
| | | |
| | | std::atomic<bool> stop(false); |
| | | std::atomic<uint64_t> count(0); |
| | | using namespace boost::posix_time; |
| | | auto Now = []() { return second_clock::universal_time(); }; |
| | | std::atomic<ptime> last_time(Now() - seconds(1)); |
| | | std::atomic<uint64_t> last_count(0); |
| | | |
| | | auto Client = [&](int tid, int nmsg){ |
| | | for (int i = 0; i < nmsg; ++i) { |
| | | auto Send = [&]() { return cli.Send(srv.Id(), msg_content.data(), msg_content.size(), 1000); }; |
| | | auto SendRefCounted = [&]() { return cli.Send(srv.Id(), request, 1000); }; |
| | | |
| | | if (!Send()) { |
| | | printf("********** client send error.\n"); |
| | | continue; |
| | | } |
| | | MQId id; |
| | | void *data = 0; |
| | | size_t size = 0; |
| | | if (!cli.Recv(id, data, size, 1000)) { |
| | | printf("********** client recv error.\n"); |
| | | } else { |
| | | DEFER1(free(data)); |
| | | if(size != msg_length) { |
| | | BOOST_CHECK(false); |
| | | } |
| | | ++count; |
| | | auto cur = Now(); |
| | | if (last_time.exchange(cur) != cur) { |
| | | std::cout << "time: " << Now(); |
| | | printf(", total msg:%10ld, speed:%8ld/s, used mem:%8ld, refcount:%d\n", |
| | | count.load(), count - last_count.exchange(count), init_avail - Avail(), request.Count()); |
| | | last_time = cur; |
| | | } |
| | | |
| | | } |
| | | } |
| | | }; |
| | | |
| | | auto Server = [&](){ |
| | | void *data = 0; |
| | | size_t size = 0; |
| | | MQId src_id; |
| | | while (!stop) { |
| | | if (srv.Recv(src_id, data, size, 100)) { |
| | | DEFER1(free(data)); |
| | | auto Send = [&](){ return srv.Send(src_id, data, size, 100); }; |
| | | auto SendRefCounted = [&](){ return srv.Send(src_id, reply, 100); }; |
| | | |
| | | if (SendRefCounted()) { |
| | | if (size != msg_content.size()) { |
| | | BOOST_TEST(false, "server msg size error"); |
| | | } |
| | | } |
| | | } |
| | | } |
| | | }; |
| | | |
| | | boost::timer::auto_cpu_timer timer; |
| | | DEFER1(printf("Request Reply Test:");); |
| | | |
| | | ThreadManager clients, servers; |
| | | for (int i = 0; i < qlen; ++i) { servers.Launch(Server); } |
| | | int ncli = 100*1; |
| | | uint64_t nmsg = 100*100; |
| | | printf("client threads: %d, msgs : %ld, total msg: %ld\n", ncli, nmsg, ncli * nmsg); |
| | | for (int i = 0; i < ncli; ++i) { clients.Launch(Client, i, nmsg); } |
| | | clients.WaitAll(); |
| | | printf("request ok: %ld\n", count.load()); |
| | | stop = true; |
| | | servers.WaitAll(); |
| | | BOOST_CHECK(request.IsCounted()); |
| | | BOOST_CHECK_EQUAL(request.Count(), 1); |
| | | BOOST_CHECK(reply.IsCounted()); |
| | | BOOST_CHECK_EQUAL(reply.Count(), 1); |
| | | if (request.RemoveRef() == 0) { |
| | | BOOST_CHECK_EQUAL(reply.Count(), 0); |
| | | request.FreeFrom(shm); |
| | | } |
| | | DemoNode node("demo_node", shm); |
| | | auto Check = [&]() { |
| | | bool r = node.Heartbeat(100); |
| | | printf("hearbeat ret : %s\n", r ? "ok" : "failed"); |
| | | }; |
| | | Check(); |
| | | for (int i = 0; i < 3; ++i) { |
| | | Sleep(1s); |
| | | Check(); |
| | | } |
| | | Sleep(4s); |
| | | for (int i = 0; i < 2; ++i) { |
| | | Sleep(1s); |
| | | Check(); |
| | | } |
| | | } |
| | | Sleep(8s); |
| | | } |
| | | inline int MyMin(int a, int b) |
| | | { |
| | | printf("MyMin\n"); |
| | | return a < b ? a : b; |
| | | } |
| | | |
| | | int test_main(int argc, char *argv[]) |
| | | { |
| | | printf("test main\n"); |
| | | int a = 0; |
| | | int b = 0; |
| | | BOOST_CHECK_EQUAL(a, b); |
| | | return 0; |
| | | } |
| | | printf("test main\n"); |
| | | int a = 0; |
| | | int b = 0; |
| | | BOOST_CHECK_EQUAL(a, b); |
| | | int n = MyMin(4, 6); |
| | | for (int i = 0; i < n; ++i) { |
| | | printf("i = %d\n", i); |
| | | } |
| | | |
| | | return 0; |
| | | } |