code: /*
   * 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.skywalking.oap.server.cluster.plugin.kubernetes;
  
  import org.apache.skywalking.oap.server.core.CoreModule;
  import org.apache.skywalking.oap.server.core.cluster.ClusterModule;
  import org.apache.skywalking.oap.server.library.module.ModuleManager;
  import org.apache.skywalking.oap.server.telemetry.TelemetryModule;
  import org.apache.skywalking.oap.server.telemetry.none.NoneTelemetryProvider;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.Mock;
  import org.mockito.Mockito;
  import org.mockito.junit.jupiter.MockitoExtension;
  import org.powermock.reflect.Whitebox;
  
  import static org.junit.jupiter.api.Assertions.assertArrayEquals;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  @ExtendWith(MockitoExtension.class)
  public class ClusterModuleKubernetesProviderTest {
  
      private ClusterModuleKubernetesProvider provider = new ClusterModuleKubernetesProvider();
  
      @Mock
      private ModuleManager moduleManager;
      @Mock
      private NoneTelemetryProvider telemetryProvider;
  
      @BeforeEach
      public void before() {
          TelemetryModule telemetryModule = Mockito.spy(TelemetryModule.class);
          Whitebox.setInternalState(telemetryModule, "loadedProvider", telemetryProvider);
          provider.setManager(moduleManager);
          Whitebox.setInternalState(provider, "config", new ClusterModuleKubernetesConfig());
      }
  
      @Test
      public void name() {
          assertEquals("kubernetes", provider.name());
      }
  
      @Test
      public void module() {
          assertEquals(ClusterModule.class, provider.module());
      }
  
      @Test
      public void prepare() {
          provider.prepare();
      }
  
      @Test
      public void notifyAfterCompleted() {
          provider.notifyAfterCompleted();
      }
  
      @Test
      public void requiredModules() {
          String[] modules = provider.requiredModules();
          assertArrayEquals(new String[] {CoreModule.NAME}, modules);
      }
  }
  