diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 722da0930f6369e8ca428ce8099f3a116d5a551c..cd9863020f7a636a6b7bd2f4386d1c5c681a2d40 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,3 +1,7 @@
 add_executable(
     lab0_debug main.cpp Human.cpp Student.cpp logging.cpp
+)
+
+add_executable(
+    test_logging test_logging.cpp
 )
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 225dc2097c80d8d890b2d86bb18969f38b96d44d..0669233e80ca9bae88dd726d28609190e288702a 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4,7 +4,6 @@
 #include <stdio.h>
 #include "Human.hpp"
 #include "Student.hpp"
-#include "logging.hpp"
 #include <vector>
 
 class check{
@@ -32,8 +31,6 @@ int main(int argc, char** argv){
     auto student1 = static_cast<Student*>(vec.back());
     // check check1 = check(vec.back());   //TODO: Error 2 : why?
     check check1 = check(student1);
-    // LOG(DEBUG) << student1->print();
-    // LOG(WARNING) << human.print();
 
     // std::list<int> list;
     // list.push_back(1);
diff --git a/src/test_logging.cpp b/src/test_logging.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..f58f8687b1dda8c5176e667b793031c580c35b30
--- /dev/null
+++ b/src/test_logging.cpp
@@ -0,0 +1,11 @@
+#include "logging.hpp"
+// 引入头文件
+int main(){
+    LOG(DEBUG) << "This is DEBUG log item.";
+    // 使用关键字 LOG，括号中填入要输出的日志等级
+    // 紧接着就是<<以及日志的具体信息，就跟使用 std::cout 一样
+    LOG(INFO) << "This is INFO log item";
+    LOG(WARNING) << "This is WARNING log item";
+    LOG(ERROR) << "This is ERROR log item";
+    return 0;
+}
\ No newline at end of file