added test for ClusterStatusSubscriberTest (#28749)

* added test for ClusterStatusSubscriberTest

* fixes for ci

mode/type/cluster/core/src/test/java/org/apache/shardingsphere/mode/manager/cluster/coordinator/registry/status/cluster/subscriber/ClusterStatusSubscriberTest.java

@@ -0,0 +1,45 @@
+/*
+ * 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.shardingsphere.mode.manager.cluster.coordinator.registry.status.cluster.subscriber;
+
+import org.junit.jupiter.api.Test;
+import org.mockito.Mock;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.apache.shardingsphere.mode.manager.cluster.coordinator.registry.status.cluster.event.ClusterStatusChangedEvent;
+import org.apache.shardingsphere.infra.state.cluster.ClusterState;
+import org.apache.shardingsphere.infra.util.eventbus.EventBusContext;
+import org.apache.shardingsphere.mode.repository.cluster.ClusterPersistRepository;
+import org.apache.shardingsphere.metadata.persist.node.ComputeNode;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import static org.mockito.Mockito.verify;
+
+@ExtendWith(MockitoExtension.class)
+class ClusterStatusSubscriberTest {
+
+    @Mock
+    private ClusterPersistRepository repository;
+
+    @Test
+    void updateTest() {
+        ClusterStatusSubscriber clusterStatusSubscriber = new ClusterStatusSubscriber(repository, new EventBusContext());
+        ClusterStatusChangedEvent event = new ClusterStatusChangedEvent(ClusterState.OK);
+        clusterStatusSubscriber.update(event);
+        verify(repository).persist(ComputeNode.getClusterStatusNodePath(), ClusterState.OK.name());
+    }
+}