123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203 |
- // Licensed to the Apache Software Foundation (ASF) under one
- // or more contributor license agreements. See the NOTICE file
- // distributed with this work for additional information
- // regarding copyright ownership. The ASF licenses this file
- // to you 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 <gtest/gtest.h>
- #include <errno.h>
- #include "butil/thread_local.h"
- namespace {
- BAIDU_THREAD_LOCAL int * dummy = NULL;
- const size_t NTHREAD = 8;
- static bool processed[NTHREAD+1];
- static bool deleted[NTHREAD+1];
- static bool register_check = false;
- struct YellObj {
- static int nc;
- static int nd;
- YellObj() {
- ++nc;
- }
- ~YellObj() {
- ++nd;
- }
- };
- int YellObj::nc = 0;
- int YellObj::nd = 0;
- static void check_global_variable() {
- EXPECT_TRUE(processed[NTHREAD]);
- EXPECT_TRUE(deleted[NTHREAD]);
- EXPECT_EQ(2, YellObj::nc);
- EXPECT_EQ(2, YellObj::nd);
- }
- class BaiduThreadLocalTest : public ::testing::Test{
- protected:
- BaiduThreadLocalTest(){
- if (!register_check) {
- register_check = true;
- butil::thread_atexit(check_global_variable);
- }
- };
- virtual ~BaiduThreadLocalTest(){};
- virtual void SetUp() {
- };
- virtual void TearDown() {
- };
- };
- BAIDU_THREAD_LOCAL void* x;
- void* foo(void* arg) {
- x = arg;
- usleep(10000);
- printf("x=%p\n", x);
- return NULL;
- }
- TEST_F(BaiduThreadLocalTest, thread_local_keyword) {
- pthread_t th[2];
- pthread_create(&th[0], NULL, foo, (void*)1);
- pthread_create(&th[1], NULL, foo, (void*)2);
- pthread_join(th[0], NULL);
- pthread_join(th[1], NULL);
- }
- void* yell(void*) {
- YellObj* p = butil::get_thread_local<YellObj>();
- EXPECT_TRUE(p);
- EXPECT_EQ(2, YellObj::nc);
- EXPECT_EQ(0, YellObj::nd);
- EXPECT_EQ(p, butil::get_thread_local<YellObj>());
- EXPECT_EQ(2, YellObj::nc);
- EXPECT_EQ(0, YellObj::nd);
- return NULL;
- }
- TEST_F(BaiduThreadLocalTest, get_thread_local) {
- YellObj::nc = 0;
- YellObj::nd = 0;
- YellObj* p = butil::get_thread_local<YellObj>();
- ASSERT_TRUE(p);
- ASSERT_EQ(1, YellObj::nc);
- ASSERT_EQ(0, YellObj::nd);
- ASSERT_EQ(p, butil::get_thread_local<YellObj>());
- ASSERT_EQ(1, YellObj::nc);
- ASSERT_EQ(0, YellObj::nd);
- pthread_t th;
- ASSERT_EQ(0, pthread_create(&th, NULL, yell, NULL));
- pthread_join(th, NULL);
- EXPECT_EQ(2, YellObj::nc);
- EXPECT_EQ(1, YellObj::nd);
- }
- void delete_dummy(void* arg) {
- *(bool*)arg = true;
- if (dummy) {
- delete dummy;
- dummy = NULL;
- } else {
- printf("dummy is NULL\n");
- }
- }
- void* proc_dummy(void* arg) {
- bool *p = (bool*)arg;
- *p = true;
- EXPECT_TRUE(dummy == NULL);
- dummy = new int(p - processed);
- butil::thread_atexit(delete_dummy, deleted + (p - processed));
- return NULL;
- }
- TEST_F(BaiduThreadLocalTest, sanity) {
- errno = 0;
- ASSERT_EQ(-1, butil::thread_atexit(NULL));
- ASSERT_EQ(EINVAL, errno);
- processed[NTHREAD] = false;
- deleted[NTHREAD] = false;
- proc_dummy(&processed[NTHREAD]);
-
- pthread_t th[NTHREAD];
- for (size_t i = 0; i < NTHREAD; ++i) {
- processed[i] = false;
- deleted[i] = false;
- ASSERT_EQ(0, pthread_create(&th[i], NULL, proc_dummy, processed + i));
- }
- for (size_t i = 0; i < NTHREAD; ++i) {
- ASSERT_EQ(0, pthread_join(th[i], NULL));
- ASSERT_TRUE(processed[i]);
- ASSERT_TRUE(deleted[i]);
- }
- }
- static std::ostringstream* oss = NULL;
- inline std::ostringstream& get_oss() {
- if (oss == NULL) {
- oss = new std::ostringstream;
- }
- return *oss;
- }
- void fun1() {
- get_oss() << "fun1" << std::endl;
- }
- void fun2() {
- get_oss() << "fun2" << std::endl;
- }
- void fun3(void* arg) {
- get_oss() << "fun3(" << arg << ")" << std::endl;
- }
- void fun4(void* arg) {
- get_oss() << "fun4(" << arg << ")" << std::endl;
- }
- static void check_result() {
- // Don't use gtest function since this function might be invoked when the main
- // thread quits, instances required by gtest functions are likely destroyed.
- assert (get_oss().str() == "fun4(0)\nfun3(0x2)\nfun2\n");
- }
- TEST_F(BaiduThreadLocalTest, call_order_and_cancel) {
- butil::thread_atexit_cancel(NULL);
- butil::thread_atexit_cancel(NULL, NULL);
- ASSERT_EQ(0, butil::thread_atexit(check_result));
- ASSERT_EQ(0, butil::thread_atexit(fun1));
- ASSERT_EQ(0, butil::thread_atexit(fun1));
- ASSERT_EQ(0, butil::thread_atexit(fun2));
- ASSERT_EQ(0, butil::thread_atexit(fun3, (void*)1));
- ASSERT_EQ(0, butil::thread_atexit(fun3, (void*)1));
- ASSERT_EQ(0, butil::thread_atexit(fun3, (void*)2));
- ASSERT_EQ(0, butil::thread_atexit(fun4, NULL));
- butil::thread_atexit_cancel(NULL);
- butil::thread_atexit_cancel(NULL, NULL);
- butil::thread_atexit_cancel(fun1);
- butil::thread_atexit_cancel(fun3, NULL);
- butil::thread_atexit_cancel(fun3, (void*)1);
- }
- } // namespace
|