From 1d3f1bb49228639320e2da659b7babca39998d1f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=A2=81=E5=A4=A9=E8=AF=AD?= <124244236@qq.com>
Date: Tue, 20 Feb 2024 14:07:58 +0800
Subject: [PATCH] [ISSUE #11718] Fix ErrorCode have the same code (#11747)

* [ISSUE #11718] Fix ErrorCode have the same code

* Fix code style.
---
 .../alibaba/nacos/api/model/v2/ErrorCode.java |  2 +-
 .../nacos/api/model/v2/ErrorCodeTest.java     | 40 +++++++++++++++++++
 2 files changed, 41 insertions(+), 1 deletion(-)
 create mode 100644 api/src/test/java/com/alibaba/nacos/api/model/v2/ErrorCodeTest.java

diff --git a/api/src/main/java/com/alibaba/nacos/api/model/v2/ErrorCode.java b/api/src/main/java/com/alibaba/nacos/api/model/v2/ErrorCode.java
index b86897c11..53b4c3573 100644
--- a/api/src/main/java/com/alibaba/nacos/api/model/v2/ErrorCode.java
+++ b/api/src/main/java/com/alibaba/nacos/api/model/v2/ErrorCode.java
@@ -178,7 +178,7 @@ public enum ErrorCode {
     /**
      *  node down failure.
      */
-    NODE_DOWN_FAILURE(23001, "node down failure"),
+    NODE_DOWN_FAILURE(23002, "node down failure"),
     
     /**
      *  server error.
diff --git a/api/src/test/java/com/alibaba/nacos/api/model/v2/ErrorCodeTest.java b/api/src/test/java/com/alibaba/nacos/api/model/v2/ErrorCodeTest.java
new file mode 100644
index 000000000..3c6188113
--- /dev/null
+++ b/api/src/test/java/com/alibaba/nacos/api/model/v2/ErrorCodeTest.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 1999-2021 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.alibaba.nacos.api.model.v2;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.HashSet;
+import java.util.Set;
+
+import org.junit.Test;
+
+public class ErrorCodeTest {
+    @Test
+    public void testCodeNotSame() {
+        Class<ErrorCode> errorCodeClass = ErrorCode.class;
+        
+        ErrorCode[] errorCodes = errorCodeClass.getEnumConstants();
+        Set<Integer> codeSet = new HashSet<Integer>(errorCodes.length);
+        
+        for (ErrorCode errorCode : errorCodes) {
+            codeSet.add(errorCode.getCode());
+        }
+        
+        assertEquals(errorCodes.length, codeSet.size());
+    }
+}