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.hadoop.yarn.server.resourcemanager.monitor.capacity.mockframework;
  
  import org.apache.hadoop.yarn.api.records.Container;
  import org.apache.hadoop.yarn.api.records.ContainerId;
  import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
  import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerImpl;
  import org.apache.hadoop.yarn.server.scheduler.SchedulerRequestKey;
  import org.mockito.invocation.InvocationOnMock;
  import org.mockito.stubbing.Answer;
  
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.Mockito.doAnswer;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  class MockContainer {
    ContainerSpecification containerSpec;
    public int containerId;
    private MockApplication mockApp;
    RMContainerImpl rmContainerMock;
  
    MockContainer(ContainerSpecification containerSpec,
        int containerId, MockApplication mockApp) {
      this.containerSpec = containerSpec;
      this.containerId = containerId;
      this.mockApp = mockApp;
      this.rmContainerMock = mock(RMContainerImpl.class);
      init();
    }
  
    private void init() {
      Container c = mock(Container.class);
      when(c.getResource()).thenReturn(containerSpec.resource);
      when(c.getPriority()).thenReturn(containerSpec.priority);
      SchedulerRequestKey sk = SchedulerRequestKey.extractFrom(c);
      when(rmContainerMock.getAllocatedSchedulerKey()).thenReturn(sk);
      when(rmContainerMock.getAllocatedNode()).thenReturn(containerSpec.nodeId);
      when(rmContainerMock.getNodeLabelExpression()).thenReturn(containerSpec.label);
      when(rmContainerMock.getAllocatedResource()).thenReturn(containerSpec.resource);
      when(rmContainerMock.getContainer()).thenReturn(c);
      when(rmContainerMock.getApplicationAttemptId()).thenReturn(mockApp.appAttemptId);
      when(rmContainerMock.getQueueName()).thenReturn(mockApp.queueName);
      final ContainerId cId = ContainerId.newContainerId(mockApp.appAttemptId,
          containerId);
      when(rmContainerMock.getContainerId()).thenReturn(cId);
      doAnswer(new Answer<Integer>() {
        @Override
        public Integer answer(InvocationOnMock invocation) {
          return cId.compareTo(
              ((RMContainer) invocation.getArguments()[0]).getContainerId());
        }
      }).when(rmContainerMock).compareTo(any(RMContainer.class));
  
      if (containerId == 1) {
        when(rmContainerMock.isAMContainer()).thenReturn(true);
      }
  
      if (containerSpec.reserved) {
        when(rmContainerMock.getReservedResource()).thenReturn(containerSpec.resource);
      }
    }
  }
  