content: /**
   * 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.activemq.web;
  
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  import org.apache.activemq.broker.BrokerService;
  import org.apache.activemq.broker.jmx.BrokerView;
  import org.apache.activemq.broker.jmx.ManagedRegionBroker;
  import org.apache.activemq.broker.region.Destination;
  import org.apache.activemq.broker.region.DestinationFilter;
  import org.apache.activemq.broker.region.Queue;
  import org.apache.activemq.broker.region.Region;
  import org.apache.activemq.command.ActiveMQDestination;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.mockito.Mock;
  import org.mockito.junit.MockitoJUnitRunner;
  
  import java.util.HashSet;
  
  @RunWith(MockitoJUnitRunner.class)
  public class LocalBrokerFacadeTest {
  
      @Mock
      private BrokerService brokerService;
      @Mock
      private BrokerView brokerView;
      @Mock
      private Queue queue;
      @Mock
      private Queue otherQueue;
      @Mock
      private ManagedRegionBroker managedRegionBroker;
      @Mock
      private Region region;
      @Mock
      private ActiveMQDestination destination;
  
      @Test
      public void testPurgeQueueWorksForSimpleQueue() throws Exception {
          LocalBrokerFacade facade = new LocalBrokerFacade(brokerService);
          when(brokerService.getAdminView()).thenReturn(brokerView);
          when(brokerView.getBroker()).thenReturn(managedRegionBroker);
          when(managedRegionBroker.getQueueRegion()).thenReturn(region);
          HashSet<Destination> destinations = new HashSet<>();
          destinations.add(queue);
          when(region.getDestinations(destination)).thenReturn(destinations);
  
          facade.purgeQueue(destination);
  
          verify(queue).purge();
      }
  
      @Test
      public void testPurgeQueueWorksForMultipleDestinations() throws Exception {
          Queue queue1 = mock(Queue.class);
          Queue queue2 = mock(Queue.class);
  
          LocalBrokerFacade facade = new LocalBrokerFacade(brokerService);
          when(brokerService.getAdminView()).thenReturn(brokerView);
          when(brokerView.getBroker()).thenReturn(managedRegionBroker);
          when(managedRegionBroker.getQueueRegion()).thenReturn(region);
          HashSet<Destination> destinations = new HashSet<>();
          destinations.add(queue1);
          destinations.add(queue2);
          when(region.getDestinations(destination)).thenReturn(destinations);
  
          facade.purgeQueue(destination);
  
          verify(queue1).purge();
          verify(queue2).purge();
      }
  
      @Test
      public void testPurgeQueueWorksForFilterWrappedQueue() throws Exception {
  
          LocalBrokerFacade facade = new LocalBrokerFacade(brokerService);
          when(brokerService.getAdminView()).thenReturn(brokerView);
          when(brokerView.getBroker()).thenReturn(managedRegionBroker);
          when(managedRegionBroker.getQueueRegion()).thenReturn(region);
  
          HashSet<Destination> destinations = new HashSet<>();
          destinations.add(new DestinationFilter(queue));
          when(region.getDestinations(destination)).thenReturn(destinations);
  
          facade.purgeQueue(destination);
  
          verify(queue).purge();
      }
  
      @Test
      public void testPurgeQueueWorksForMultipleFiltersWrappingAQueue() throws Exception {
  
          LocalBrokerFacade facade = new LocalBrokerFacade(brokerService);
          when(brokerService.getAdminView()).thenReturn(brokerView);
          when(brokerView.getBroker()).thenReturn(managedRegionBroker);
          when(managedRegionBroker.getQueueRegion()).thenReturn(region);
  
          HashSet<Destination> destinations = new HashSet<>();
          destinations.add(new DestinationFilter(new DestinationFilter(queue)));
          when(region.getDestinations(destination)).thenReturn(destinations);
  
          facade.purgeQueue(destination);
  
          verify(queue).purge();
      }
  }
  