no message
parent
88ce90857a
commit
9a96adcd07
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@ -4,10 +4,11 @@ add_definitions(-std=c++11)
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set(CMAKE_BUILD_TYPE DEBUG)
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set(CMAKE_CXX_FLAGS " /MTd ")
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set(CMAKE_CXX_FLAGS " /MDd ")
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set(CMAKE_CXX_FLAGS_DEBUG "/DEBUG")
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set(CMAKE_CXX_FLAGS_RELEASE "")
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message("current dir" ${CMAKE_CURRENT_SOURCE_DIR})
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message(info ${SOURCE})
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link_directories("./third/jsoncpp/lib/")
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@ -16,11 +17,13 @@ link_directories("./third/gtest/lib")
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link_libraries(generallib)
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link_libraries(gtestd)
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link_libraries(jsoncpp)
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add_executable(cpp11 cpp11_test.cpp )
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add_executable(gtest gtest.cpp )
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add_executable(thread_test thread_usage.cpp threadpool.cpp)
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include_directories("./third/jsoncpp/include/pkgsrc/include/json")
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include_directories("./third/jsoncpp/include/json")
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include_directories("../../../obj/inc/")
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include_directories("./third/gtest/include")
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@ -1,7 +1,7 @@
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/*
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* @Author: your name
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* @Date: 2021-03-15 23:07:25
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* @LastEditTime: 2021-11-18 11:14:15
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* @LastEditTime: 2021-11-23 11:29:15
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* @LastEditors: Please set LastEditors
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* @Description: In User Settings Edit
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* @FilePath: \cpp11\cpp11_test.cpp
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@ -0,0 +1,35 @@
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/*
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* @Author: your name
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* @Date: 2021-11-18 14:07:21
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* @LastEditTime: 2021-11-18 14:43:21
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* @LastEditors: Please set LastEditors
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* @Description: <EFBFBD>枏<EFBFBD>koroFileHeader<EFBFBD>亦<EFBFBD><EFBFBD>滨蔭 餈𥡝?諹?曄蔭: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
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* @FilePath: \cpp11\gtest.cpp
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*/
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#include "gtest/gtest.h"
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int Foo(int a,int b) {
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if(a==0||b==0)
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{
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throw"don'tdothat";
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}
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int c = a % b;
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if(c == 0)
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return b;
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return Foo(b,c);
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}
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TEST(FooTest,HandleZeroInput)
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{
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EXPECT_ANY_THROW(Foo(10,0));
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EXPECT_THROW(Foo(0,5),char*);
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}
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int main(int argc, char* argv[])
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{
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testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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@ -7,7 +7,7 @@ void thread_set_promise(std::promise<int>& promiseObj) {
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std::cout<<"end"<<std::endl;
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}
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void TestPromiseFutureBefore(){
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void TestPromiseFutureBefore() {
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std::promise<int> promiseObj;
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std::future<int> futureObj = promiseObj.get_future();
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std::thread t(&thread_set_promise, std::ref(promiseObj));
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@ -21,8 +21,7 @@ void TestPromiseFutureBefore(){
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t.join();
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}
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void independentThread()
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{
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void independentThread() {
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std::cout << "Starting concurrent thread.\n";
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std::this_thread::sleep_for(std::chrono::seconds(2));
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std::cout << "Exiting concurrent thread.\n";
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@ -56,7 +55,7 @@ void print_thread_id (int id) {
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}
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}
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void TestLockGuard(){
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void TestLockGuard() {
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std::thread threads[10];
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// spawn 10 threads:
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for (int i=0; i<10; ++i)
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@ -71,7 +70,7 @@ std::mutex cMtx; // 全局互斥锁.
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std::condition_variable gCv; // 全局条件变量.
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bool gReady = false; // 全局标志位.
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void do_print_id(int id){
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void do_print_id(int id) {
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std::unique_lock <std::mutex> lck(cMtx);
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while (!gReady)
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gCv.wait(lck); // 当前线程被阻塞, 当全局标志位变为 true 之后,
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@ -82,7 +81,6 @@ void do_print_id(int id){
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void go(){
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gReady = true;
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gCv.notify_all(); // 唤醒所有线程.
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}
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int TestConditionVariable() {
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@ -91,7 +89,6 @@ int TestConditionVariable() {
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for (int i = 0; i < 10; ++i)
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threads[i] = std::thread(do_print_id, i);
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std::cout << "10 threads ready to race...\n";
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go();
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for (auto & th:threads)
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@ -99,8 +96,7 @@ int TestConditionVariable() {
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return 0;
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}
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class TestClass
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{
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class TestClass {
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public:
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TestClass() : num(new int(0))
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{
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@ -119,17 +115,18 @@ public:
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private:
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int *num;
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};
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TestClass get_demo()
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{
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TestClass get_demo() {
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return TestClass();
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}
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int TestOptiomization()
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{
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int TestOptiomization() {
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TestClass a = get_demo();
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return 0;
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}
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int TestRValue()
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{
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int TestRValue() {
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std::string str = "Hello";
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std::vector<std::string> v;
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//调用常规的拷贝构造函数，新建字符数组，拷贝数据
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@ -143,8 +140,7 @@ int TestRValue()
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}
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int global = 0;
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class TestTask : public general::Task
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{
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class TestTask : public general::Task {
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public:
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void Run()
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{
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@ -163,17 +159,22 @@ public:
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reader.parse(strValue, root);
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reader1.parse(strValue, root1);
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reader2.parse(strValue, root2);
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}
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auto t2 = std::chrono::steady_clock::now();
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double dr_ms = std::chrono::duration<double,std::milli>(t2-t1).count();
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std::cout<<"expired is "<<dr_ms<<std::endl;
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}
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void OnDone(){
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std::cout<<"the work is done"<<std::endl;
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}
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};
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// 42973.6
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// 42942.3
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int TestThreadPool()
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{
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int TestThreadPool() {
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//run code
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TestTask *t = new TestTask;
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general::ThreadPool pool(3);
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@ -195,3 +196,102 @@ int TestThreadPool()
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return 0;
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}
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atomic<int> a{0};
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atomic<int> b{0};
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void ValueSet(int)
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{
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a.store(0,memory_order_relaxed);
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b.store(0,memory_order_relaxed);
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for(int i = 0;i < 100;i++){
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int t=1;
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a.store(t,memory_order_relaxed);
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b.store(2,memory_order_relaxed);
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}
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}
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void Observer(int)
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{
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while(b.load(memory_order_relaxed)!=2);//自旋等待
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cout<<a.load(memory_order_relaxed)<<endl;
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cout<<"("<<a<<","<<b<<")"<<endl;//可能有多种输出
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}
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using namespace std;
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std::atomic_llong total{ 0 };//原子数据类型
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//int total{ 0 };
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void func(int)
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{
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for (long long i = 0; i<1000000000LL; ++i)
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{
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total += 1;
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}
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}
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void test_function(std::function<int(int)> t1) {
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t1(1);
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}
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int TestFuntionParadim() {
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return 0;
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}
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// 一个异步线程的封装
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template<typename T>
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class ASyncProcess {
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public:
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ASyncProcess(T t){
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std::cout<<"ASyncProcess construct"<<std::endl;
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mThread = new std::thread([&](){
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this->Run();
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this->Done(t);
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});
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}
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bool Finish(){
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return m_finish;
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}
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virtual void Run() {
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std::cout<<"ASyncProcess::Run()"<<std::endl;
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};
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virtual void Done(T t) {
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std::cout<<"ASyncProcess::Done()"<<std::endl;
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};
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virtual ~ASyncProcess(){
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mThread->detach();
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}
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private:
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bool m_finish;
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std::thread *mThread;
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};
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class TestProcess : public ASyncProcess<int>{
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public:
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TestProcess(int x )
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:ASyncProcess<int>(x)
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{
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}
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void Run(){
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Sleep(5000);
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std::cout<<"ASyncProcess\r\n";
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}
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void Done(int i){
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std::cout<<"Done\r\n";
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i = 4;
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}
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};
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int main()
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{
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TestFuntionParadim();
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int j =111;
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int &x = j;
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TestProcess p1(x);
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getchar();
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std::cout<<x<<std::endl;
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}
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@ -1,3 +1,11 @@
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/*
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* @Author: your name
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* @Date: 2021-10-09 10:03:45
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* @LastEditTime: 2021-11-25 16:43:43
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* @LastEditors: Please set LastEditors
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* @Description: 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
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* @FilePath: \cpp11\thread_usage.h
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*/
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#pragma once
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#include <cstdint>
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@ -9,7 +17,19 @@
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#include <cstdlib>
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#include <vector>
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#include "threadpool.h"
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#include "third\jsoncpp\include\pkgsrc\include\json\json.h"
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#include "json.h"
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#include<atomic>
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#include<thread>
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#include<iostream>
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#include <Windows.h>
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#include <thread>
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#include <atomic>
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#include <iostream>
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#include <objbase.h>
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#include <functional>
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#include <tuple>
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using namespace std;
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void TestPromiseFutureBefore();
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void TestThreadDetach();
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@ -18,3 +38,4 @@ int TestConditionVariable();
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int TestOptiomization();
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int TestRValue();
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int TestThreadPool();
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int TestFuntionParadim();
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@ -16,14 +16,13 @@ unsigned int CoreCount()
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namespace general{
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CThreadPool::CThreadPool(int num)
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{
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CThreadPool::CThreadPool(int num) {
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this->mThreadCnt = num;
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mStarted = false;
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}
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int CThreadPool::AddTask(Task *t){
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int CThreadPool::AddTask(Task *t) {
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if ( nullptr == t){
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return -1;
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}
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@ -39,7 +38,7 @@ namespace general{
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}
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}
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void CThreadPool::Start(){
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void CThreadPool::Start() {
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mStarted = true;
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mThreads.reserve(this->mThreadCnt);
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for (int i = 0; i < mThreadCnt; i++)
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@ -48,7 +47,7 @@ namespace general{
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}
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}
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Task *CThreadPool::PopTask(){
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Task *CThreadPool::PopTask() {
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std::unique_lock<std::mutex> lk(this->mMutex);
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while (mTasks.empty() && mStarted)
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{
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@ -62,8 +61,7 @@ namespace general{
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return ret;
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}
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void CThreadPool::Process(int id)
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{
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void CThreadPool::Process(int id) {
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// std::cout << "thread id " << id << " started " << std::endl;
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while (mStarted)
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{
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@ -75,12 +73,12 @@ namespace general{
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else
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{
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task->Run();
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task->OnDone();
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}
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}
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}
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void CThreadPool::Stop()
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{
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void CThreadPool::Stop() {
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{
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std::lock_guard<std::mutex> lk(mMutex);
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mStarted = false;
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@ -93,8 +91,7 @@ namespace general{
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}
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mStarted = false;
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}
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void CThreadPool::StopAll()
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{
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void CThreadPool::StopAll() {
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{
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while(this->mTasks.size() > 0)
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
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@ -1,3 +1,11 @@
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/*
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* @Author: your name
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* @Date: 2021-10-09 10:03:45
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* @LastEditTime: 2021-11-25 15:26:02
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* @LastEditors: Please set LastEditors
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* @Description: 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
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* @FilePath: \cpp11\threadpool.h
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*/
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#pragma once
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#include <thread>
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#include <mutex>
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@ -22,13 +30,13 @@ extern "C"{
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}
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namespace general{
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class CThreadPool;
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enum PRIORITY
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{
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enum PRIORITY {
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MIN = 1, NORMAL = 25, MAX = 50
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};
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typedef class CTask{
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class Task{
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public:
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CTask() {
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Task() {
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}
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void SetPriority(int priority) {
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if (priority>(PRIORITY::MAX))
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@ -41,9 +49,10 @@ namespace general{
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}
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}
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virtual void Run() = 0;
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virtual void OnDone() = 0;
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protected:
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int priority_;
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}Task;
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};
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class Worker{
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public:
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@ -83,3 +92,4 @@ namespace general{
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std::condition_variable mQueueAvaliableCondition;
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}ThreadPool;
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}
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Reference in New Issue