diff --git a/src/test/java/com/example/g8backend/util/JwtUtilTest.java b/src/test/java/com/example/g8backend/util/JwtUtilTest.java
index 860acec..1d2374d 100644
--- a/src/test/java/com/example/g8backend/util/JwtUtilTest.java
+++ b/src/test/java/com/example/g8backend/util/JwtUtilTest.java
@@ -25,24 +25,24 @@
 
     @Test
     void testGenerateToken() {
-        String username = "testUser";
-        String token = jwtUtil.generateToken(username);
+        long userId = 1L;
+        String token = jwtUtil.generateToken(userId);
         assertNotNull(token);
     }
 
     @Test
-    void testValidateTokenAndGetUsername() {
-        String username = "testUser";
-        String token = jwtUtil.generateToken(username);
-        String extractedUsername = jwtUtil.validateTokenAndGetUsername(token);
-        assertEquals(username, extractedUsername);
+    void testValidateTokenAndGetUserId() {
+        long userId = 1L;
+        String token = jwtUtil.generateToken(userId);
+        long extractedUserId = jwtUtil.validateTokenAndGetUserId(token);
+        assertEquals(userId, extractedUserId);
     }
 
     @Test
     void testValidateTokenAndGetUsername_InvalidToken() {
         String invalidToken = "invalid.token.here";
         Exception exception = assertThrows(RuntimeException.class, () ->
-                jwtUtil.validateTokenAndGetUsername(invalidToken)
+                jwtUtil.validateTokenAndGetUserId(invalidToken)
         );
         assertTrue(exception.getMessage().contains("Token无效或过期"));
     }