我需要对单例类的私有方法进行 Gtest。我尝试使用单身人士的 Friend 类。但没有帮助。它说私人不能被调用。我添加了类,Gtest 尝试,输出错误。随时询问更多澄清,提前致谢!!如果有错别字请忽略。。
class Listener: public CommonListen {
public:
friend class test_listener;
Listener(task_id taskid, const string thread_name) :
CommonListen(taskid, thread_name ) { }
static Listener* GetInstance() {
if (Listener_ptr_ == nullptr) {
Listener_ptr_ = new
Listener(LISTENER_ID, ListenerName);
}
return Listener_ptr_;
}
private:
// Override the base's method
void SetupPub();
static Listener* Listener_ptr_;
};
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class test_listener : public ::testing::Test {
public:
void call_private(void);
};
TEST_F(test_listener, create_listener) {
call_private();
}
void test_listener::call_private() {
(Listener::GetInstance())->SetupPub();
} …Run Code Online (Sandbox Code Playgroud) 如何将std :: string(样本)复制到unsigned char数组(陷阱)?
int main() {
unsigned char trap[256];
std::string sample = ".1.3.6.1.4";
strcpy(trap,sample.c_str());
std::cout << trap << std::endl;
}
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上面的代码抛出错误:
time.cpp: In function ‘int main()’:
time.cpp:20: error: invalid conversion from ‘unsigned char*’ to ‘char*’
time.cpp:20: error: initializing argument 1 of ‘char* strcpy(char*, const char*)’
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