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 com.cloud.agent.api;
  
  import org.junit.Assert;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.mockito.junit.MockitoJUnitRunner;
  
  @RunWith(MockitoJUnitRunner.class)
  public class GetStorageStatsAnswerTest {
  
      @Test
      public void testDefaultConstructor() {
          GetStorageStatsAnswer answer = new GetStorageStatsAnswer();
  
          Assert.assertEquals(0, answer.getByteUsed());
          Assert.assertEquals(0, answer.getCapacityBytes());
          Assert.assertNull(answer.getCapacityIops());
          Assert.assertNull(answer.getUsedIops());
      }
  
      @Test
      public void testConstructorWithCapacityAndUsedBytes() {
          GetStorageStatsCommand mockCmd = new GetStorageStatsCommand();
          long capacityBytes = 1024L;
          long usedBytes = 512L;
  
          GetStorageStatsAnswer answer = new GetStorageStatsAnswer(mockCmd, capacityBytes, usedBytes);
  
          Assert.assertEquals(capacityBytes, answer.getCapacityBytes());
          Assert.assertEquals(usedBytes, answer.getByteUsed());
          Assert.assertNull(answer.getCapacityIops());
          Assert.assertNull(answer.getUsedIops());
      }
  
      @Test
      public void testConstructorWithIops() {
          GetStorageStatsCommand mockCmd = new GetStorageStatsCommand();
          long capacityBytes = 2048L;
          long usedBytes = 1024L;
          Long capacityIops = 1000L;
          Long usedIops = 500L;
  
          GetStorageStatsAnswer answer = new GetStorageStatsAnswer(mockCmd, capacityBytes, usedBytes, capacityIops, usedIops);
  
          Assert.assertEquals(capacityBytes, answer.getCapacityBytes());
          Assert.assertEquals(usedBytes, answer.getByteUsed());
          Assert.assertEquals(capacityIops, answer.getCapacityIops());
          Assert.assertEquals(usedIops, answer.getUsedIops());
      }
  
      @Test
      public void testErrorConstructor() {
          GetStorageStatsCommand mockCmd = new GetStorageStatsCommand();
          String errorDetails = "An error occurred";
  
          GetStorageStatsAnswer answer = new GetStorageStatsAnswer(mockCmd, errorDetails);
  
          Assert.assertFalse(answer.getResult());
          Assert.assertEquals(errorDetails, answer.getDetails());
          Assert.assertEquals(0, answer.getCapacityBytes());
          Assert.assertEquals(0, answer.getByteUsed());
          Assert.assertNull(answer.getCapacityIops());
          Assert.assertNull(answer.getUsedIops());
      }
  }
  