[ISSUE #8417] Add some test cases for org.apache.rocketmq.common.AclC…

…onfig (#8418)

* Which Issue(s) This PR Fixes
add test case for AclConfig in commom module
Fixes #8417

Brief Description
add test case for AclConfig in commom module by using tongyi tools.

How Did You Test This Change?
run test case successfull.

* Which Issue(s) This PR Fixes
[Enhancement] Add test cases for org.apache.rocketmq.common.AclConfig #8417

Fixes #8417

Brief Description
add some test cases for org.apache.rocketmq.common.AclConfig.

How Did You Test This Change?
run test case successfull.

common/src/test/java/org/apache/rocketmq/common/AclConfigTest.java

@@ -0,0 +1,107 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.rocketmq.common;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import org.junit.Assert;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+public class AclConfigTest {
+
+    @Test
+    public void testGetGlobalWhiteAddrsWhenNull() {
+        AclConfig aclConfig = new AclConfig();
+        Assert.assertNull("The globalWhiteAddrs should return null", aclConfig.getGlobalWhiteAddrs());
+    }
+
+    @Test
+    public void testGetGlobalWhiteAddrsWhenEmpty() {
+        AclConfig aclConfig = new AclConfig();
+        List<String> globalWhiteAddrs = new ArrayList<>();
+        aclConfig.setGlobalWhiteAddrs(globalWhiteAddrs);
+        assertNotNull("The globalWhiteAddrs should never return null", aclConfig.getGlobalWhiteAddrs());
+        assertEquals("The globalWhiteAddrs list should be empty", 0, aclConfig.getGlobalWhiteAddrs().size());
+    }
+
+    @Test
+    public void testGetGlobalWhiteAddrs() {
+        AclConfig aclConfig = new AclConfig();
+        List<String> expected = Arrays.asList("192.168.1.1", "192.168.1.2");
+        aclConfig.setGlobalWhiteAddrs(expected);
+        assertEquals("Global white addresses should match", expected, aclConfig.getGlobalWhiteAddrs());
+        assertEquals("The globalWhiteAddrs list should be equal to 2", 2, aclConfig.getGlobalWhiteAddrs().size());
+    }
+
+    @Test
+    public void testGetPlainAccessConfigsWhenNull() {
+        AclConfig aclConfig = new AclConfig();
+        Assert.assertNull("The plainAccessConfigs should return null", aclConfig.getPlainAccessConfigs());
+    }
+
+    @Test
+    public void testGetPlainAccessConfigsWhenEmpty() {
+        AclConfig aclConfig = new AclConfig();
+        List<PlainAccessConfig> plainAccessConfigs = new ArrayList<>();
+        aclConfig.setPlainAccessConfigs(plainAccessConfigs);
+        assertNotNull("The plainAccessConfigs should never return null", aclConfig.getPlainAccessConfigs());
+        assertEquals("The plainAccessConfigs list should be empty", 0, aclConfig.getPlainAccessConfigs().size());
+    }
+
+    @Test
+    public void testGetPlainAccessConfigs() {
+        AclConfig aclConfig = new AclConfig();
+        List<PlainAccessConfig> expected = Arrays.asList(new PlainAccessConfig(), new PlainAccessConfig());
+        aclConfig.setPlainAccessConfigs(expected);
+        assertEquals("Plain access configs should match", expected, aclConfig.getPlainAccessConfigs());
+        assertEquals("The plainAccessConfigs list should be equal to 2", 2, aclConfig.getPlainAccessConfigs().size());
+    }
+
+    @Test
+    public void testToStringWithNullValues() {
+        AclConfig aclConfig = new AclConfig();
+        String result = aclConfig.toString();
+        assertNotNull("toString should not be null", result);
+        assertEquals("toString should match", "AclConfig{globalWhiteAddrs=null, plainAccessConfigs=null}", result);
+    }
+
+    @Test
+    public void testToStringWithEmptyGlobalWhiteAddrsAndPlainAccessConfigs() {
+        AclConfig aclConfig = new AclConfig();
+        aclConfig.setGlobalWhiteAddrs(Collections.emptyList());
+        aclConfig.setPlainAccessConfigs(Collections.emptyList());
+        String expected = "AclConfig{globalWhiteAddrs=[], plainAccessConfigs=[]}";
+        assertEquals(expected, aclConfig.toString());
+    }
+
+    @Test
+    public void testToStringWithNonEmptyGlobalWhiteAddrsAndPlainAccessConfigs() {
+        AclConfig aclConfig = new AclConfig();
+        List<String> globalWhiteAddrs = Collections.singletonList("192.168.1.1");
+        aclConfig.setGlobalWhiteAddrs(globalWhiteAddrs);
+        PlainAccessConfig plainAccessConfig = new PlainAccessConfig();
+        List<PlainAccessConfig> plainAccessConfigs = Collections.singletonList(plainAccessConfig);
+        aclConfig.setPlainAccessConfigs(plainAccessConfigs);
+        String expected = "AclConfig{globalWhiteAddrs=[192.168.1.1], plainAccessConfigs=[" + plainAccessConfig + "]}";
+        assertEquals("toString should match", expected, aclConfig.toString());
+    }
+}