#include "../inc/singleton_.h"#include <thread>shared_ptr<Singleton_> Singleton_::_inst = nullptr;mutex Singleton_::_mutex;void test_single(){shared_ptr<Singleton_> inst1 = Singleton_::getinstance();cout << "inst1 get ptr is " << inst1.get() << endl;shared_ptr<Singleton_> inst2 = Singleton_::getinstance();cout << "inst2 get ptr is " << inst2.get() << endl;}void thread_func(int i){cout << "this is thread " << i << endl;shared_ptr<Singleton_> inst = Singleton_::getinstance();cout << "inst ptr is " << inst.get() << endl;}void test_thread_single(){for (int i = 0; i < 3; i++){thread tid(thread_func, i + 1);tid.join();}cout << "main thread exit " << endl;}
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