diff --git a/src/main/java/com/ttstd/signaling/service/WebRTCSignalingServer.java b/src/main/java/com/ttstd/signaling/service/WebRTCSignalingServer.java
index 9b424a1..79027b7 100644
--- a/src/main/java/com/ttstd/signaling/service/WebRTCSignalingServer.java
+++ b/src/main/java/com/ttstd/signaling/service/WebRTCSignalingServer.java
@@ -36,7 +36,7 @@ public class WebRTCSignalingServer {
     @OnOpen
     public void onOpen(Session session, @PathParam("userId") String userId) {
         clients.put(userId, session);
-        System.out.println("用户连接: " + userId);
+        logger.info("onOpen: 用户连接: " + userId);
     }
 
     @OnMessage
@@ -50,7 +50,7 @@ public class WebRTCSignalingServer {
             if (targetSession != null && targetSession.isOpen()) {
                 // 转发信令（SDP, ICE, 拒绝/接受）
                 targetSession.getAsyncRemote().sendText(message);
-                System.out.println("信令类型 [" + signal.getType() + "] 从 " + userId + " 发往 " + toUser);
+                logger.info("onMessage: 信令类型 [" + signal.getType() + "] 从 " + userId + " 发往 " + toUser);
             } else {
                 sendErrorMessage(session, "目标用户不在线: " + toUser);
             }
@@ -62,12 +62,13 @@ public class WebRTCSignalingServer {
     @OnClose
     public void onClose(@PathParam("userId") String userId) {
         clients.remove(userId);
-        System.out.println("用户离开: " + userId);
+        logger.info("onClose: 用户离开: " + userId);
     }
 
     @OnError
     public void onError(Session session, Throwable error) {
         error.printStackTrace();
+        logger.info("onError: " + error.getMessage());
     }
 
     private void sendErrorMessage(Session session, String errorMsg) {
diff --git a/src/test/java/com/ttstd/signaling/OneKeyCallWebRtcSignalingApplicationTests.java b/src/test/java/com/ttstd/signaling/OneKeyCallWebRtcSignalingApplicationTests.java
index 998da34..c5e7fe3 100644
--- a/src/test/java/com/ttstd/signaling/OneKeyCallWebRtcSignalingApplicationTests.java
+++ b/src/test/java/com/ttstd/signaling/OneKeyCallWebRtcSignalingApplicationTests.java
@@ -3,7 +3,7 @@ package com.ttstd.signaling;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
-@SpringBootTest
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 class OneKeyCallWebRtcSignalingApplicationTests {
 
     @Test