简化 config 的单元测试，将新增、修改、删除涉及的公用方法，单独测试

src/main/java/cn/iocoder/dashboard/modules/infra/service/config/impl/InfConfigServiceImpl.java

@@ -12,6 +12,7 @@ import cn.iocoder.dashboard.modules.infra.dal.dataobject.config.InfConfigDO;
 import cn.iocoder.dashboard.modules.infra.enums.config.InfConfigTypeEnum;
 import cn.iocoder.dashboard.modules.infra.mq.producer.config.InfConfigProducer;
 import cn.iocoder.dashboard.modules.infra.service.config.InfConfigService;
+import com.google.common.annotations.VisibleForTesting;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
@@ -99,7 +100,8 @@ public class InfConfigServiceImpl implements InfConfigService {
         checkConfigKeyUnique(id, key);
     }
 
-    private InfConfigDO checkConfigExists(Long id) {
+    @VisibleForTesting
+    public InfConfigDO checkConfigExists(Long id) {
         if (id == null) {
             return null;
         }
@@ -110,7 +112,8 @@ public class InfConfigServiceImpl implements InfConfigService {
         return config;
     }
 
-    private void checkConfigKeyUnique(Long id, String key) {
+    @VisibleForTesting
+    public void checkConfigKeyUnique(Long id, String key) {
         InfConfigDO config = configMapper.selectByKey(key);
         if (config == null) {
             return;

src/test/java/cn/iocoder/dashboard/modules/infra/service/config/InfConfigServiceTest.java

@@ -24,8 +24,7 @@ import static cn.hutool.core.util.RandomUtil.randomEle;
 import static cn.iocoder.dashboard.modules.infra.enums.InfErrorCodeConstants.*;
 import static cn.iocoder.dashboard.util.AssertUtils.assertPojoEquals;
 import static cn.iocoder.dashboard.util.AssertUtils.assertServiceException;
-import static cn.iocoder.dashboard.util.RandomUtils.randomLongId;
-import static cn.iocoder.dashboard.util.RandomUtils.randomPojo;
+import static cn.iocoder.dashboard.util.RandomUtils.*;
 import static cn.iocoder.dashboard.util.date.DateUtils.buildTime;
 import static org.junit.jupiter.api.Assertions.*;
 import static org.mockito.Mockito.times;
@@ -145,19 +144,6 @@ public class InfConfigServiceTest extends BaseSpringBootUnitTest {
         verify(configProducer, times(1)).sendConfigRefreshMessage();
     }
 
-    @Test
-    public void testCreateConfig_keyDuplicate() {
-        // 准备参数
-        InfConfigCreateReqVO reqVO = randomPojo(InfConfigCreateReqVO.class);
-        // mock 数据
-        configMapper.insert(randomInfConfigDO(o -> { // @Sql
-            o.setKey(reqVO.getKey()); // 模拟 key 重复
-        }));
-
-        // 调用, 并断言异常
-        assertServiceException(() -> configService.createConfig(reqVO), CONFIG_KEY_DUPLICATE);
-    }
-
     @Test
     public void testUpdateConfig_success() {
         // mock 数据
@@ -177,15 +163,6 @@ public class InfConfigServiceTest extends BaseSpringBootUnitTest {
         verify(configProducer, times(1)).sendConfigRefreshMessage();
     }
 
-    @Test
-    public void testUpdateConfig_notExists() {
-        // 准备参数
-        InfConfigUpdateReqVO reqVO = randomPojo(InfConfigUpdateReqVO.class);
-
-        // 调用, 并断言异常
-        assertServiceException(() -> configService.updateConfig(reqVO), CONFIG_NOT_EXISTS);
-    }
-
     @Test
     public void testDeleteConfig_success() {
         // mock 数据
@@ -219,12 +196,49 @@ public class InfConfigServiceTest extends BaseSpringBootUnitTest {
     }
 
     @Test
-    public void testDeleteConfig_notExists() {
+    public void testCheckConfigExists_success() {
+        // mock 数据
+        InfConfigDO dbConfigDO = randomInfConfigDO();
+        configMapper.insert(dbConfigDO);// @Sql: 先插入出一条存在的数据
+
+        // 调用成功
+        configService.checkConfigExists(dbConfigDO.getId());
+    }
+
+    @Test
+    public void testCheckConfigExist_notExists() {
+        assertServiceException(() -> configService.checkConfigExists(randomLongId()), CONFIG_NOT_EXISTS);
+    }
+
+    @Test
+    public void testCheckConfigKeyUnique_success() {
+        // 调用，成功
+        configService.checkConfigKeyUnique(randomLongId(), randomString());
+    }
+
+    @Test
+    public void testCheckConfigKeyUnique_keyDuplicateForCreate() {
+        // 准备参数
+        String key = randomString();
+        // mock 数据
+        configMapper.insert(randomInfConfigDO(o -> o.setKey(key)));
+
+        // 调用，校验异常
+        assertServiceException(() -> configService.checkConfigKeyUnique(null, key),
+                CONFIG_KEY_DUPLICATE);
+    }
+
+    @Test
+    public void testCheckConfigKeyUnique_keyDuplicateForUpdate() {
         // 准备参数
         Long id = randomLongId();
+        String key = randomString();
+        // mock 数据
+        configMapper.insert(randomInfConfigDO(o -> o.setKey(key)));
 
-        // 调用, 并断言异常
-        assertServiceException(() -> configService.deleteConfig(id), CONFIG_NOT_EXISTS);
+        // 调用，校验异常
+        assertServiceException(() -> configService.checkConfigKeyUnique(id, key),
+                CONFIG_KEY_DUPLICATE);
     }
 
     // ========== 随机对象 ==========

src/test/java/cn/iocoder/dashboard/modules/system/service/dict/SysDictTypeServiceTest.java

@@ -234,7 +234,6 @@ public class SysDictTypeServiceTest extends BaseSpringBootUnitTest {
                 DICT_TYPE_TYPE_DUPLICATE);
     }
 
-
     @Test
     public void testCheckDictTypNameUnique_success() {
         // 调用，成功
@@ -242,7 +241,7 @@ public class SysDictTypeServiceTest extends BaseSpringBootUnitTest {
     }
 
     @Test
-    public void testCheckDictTypeNameUnique_valueDuplicateForCreate() {
+    public void testCheckDictTypeNameUnique_nameDuplicateForCreate() {
         // 准备参数
         String name = randomString();
         // mock 数据
@@ -254,7 +253,7 @@ public class SysDictTypeServiceTest extends BaseSpringBootUnitTest {
     }
 
     @Test
-    public void testCheckDictTypeNameUnique_valueDuplicateForUpdate() {
+    public void testCheckDictTypeNameUnique_nameDuplicateForUpdate() {
         // 准备参数
         Long id = randomLongId();
         String name = randomString();