diff --git a/src/test/java/com/kimgo/wepush/service/HeartBeatServiceTest.java b/src/test/java/com/kimgo/wepush/service/HeartBeatServiceTest.java
index 02250be..d3455f2 100644
--- a/src/test/java/com/kimgo/wepush/service/HeartBeatServiceTest.java
+++ b/src/test/java/com/kimgo/wepush/service/HeartBeatServiceTest.java
@@ -14,10 +14,12 @@ class HeartBeatServiceTest {
     @Test
     void updateClientStatus() {
         DeviceInfo deviceInfo = new DeviceInfo();
+        System.out.printf(deviceInfo.toString());
     }
 
     @Test
     void addDeviceInfo() {
         DeviceInfo deviceInfo = new DeviceInfo();
+        System.out.printf(deviceInfo.toString());
     }
 }
\ No newline at end of file