diff --git a/src/test/java/com/kimgo/wepush/service/MonitorServiceTest.java b/src/test/java/com/kimgo/wepush/service/MonitorServiceTest.java
new file mode 100644
index 0000000..844ab75
--- /dev/null
+++ b/src/test/java/com/kimgo/wepush/service/MonitorServiceTest.java
@@ -0,0 +1,17 @@
+package com.kimgo.wepush.service;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class MonitorServiceTest {
+    @Autowired
+    private MonitorService monitorService;
+
+    @Test
+    void monitorOnlineDevices() {
+
+        monitorService.monitorOnlineDevices();
+    }
+}
\ No newline at end of file