add unit test for ServiceChangeEvent (#5714)

naming/src/test/java/com/alibaba/nacos/naming/push/v1/ServiceChangeEventTest.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright 1999-2020 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.naming.push.v1;
+
+import com.alibaba.nacos.naming.core.Service;
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+
+@RunWith(MockitoJUnitRunner.class)
+public class ServiceChangeEventTest {
+
+ @Mock
+ private Service service;
+
+ @Mock
+ private Object object;
+
+ @Test
+ public void testGetService() {
+ ServiceChangeEvent serviceChangeEvent = new ServiceChangeEvent(object, service);
+ Service service = serviceChangeEvent.getService();
+
+ Assert.assertNotNull(service);
+ Assert.assertEquals(service, service);
+ }
+}