@Test
public void testInitiateStoragePolicyTransitionImpl()
{

    // Create an empty storage policy transition parameters DTO.
    StoragePolicyTransitionParamsDto storagePolicyTransitionParamsDto = new StoragePolicyTransitionParamsDto();
    // Create a business object data key.
    BusinessObjectDataKey businessObjectDataKey =
        new BusinessObjectDataKey(BDEF_NAMESPACE, BDEF_NAME, FORMAT_USAGE_CODE, FORMAT_FILE_TYPE_CODE, FORMAT_VERSION, PARTITION_VALUE,
            NO_SUBPARTITION_VALUES, DATA_VERSION);
    // Create a business object format entity.
    BusinessObjectFormatEntity businessObjectFormatEntity = new BusinessObjectFormatEntity();
    // Create a business object data status entity.
    BusinessObjectDataStatusEntity businessObjectDataStatusEntity = new BusinessObjectDataStatusEntity();
    businessObjectDataStatusEntity.setCode(BusinessObjectDataStatusEntity.VALID);
    // Create a business object data entity.
    BusinessObjectDataEntity businessObjectDataEntity = new BusinessObjectDataEntity();
    businessObjectDataEntity.setBusinessObjectFormat(businessObjectFormatEntity);
    businessObjectDataEntity.setStatus(businessObjectDataStatusEntity);
    // Create a storage policy key.
    StoragePolicyKey storagePolicyKey = new StoragePolicyKey(STORAGE_POLICY_NAMESPACE_CD, STORAGE_POLICY_NAME);
    // Create a storage platform entity.
    StoragePlatformEntity storagePlatformEntity = new StoragePlatformEntity();
    storagePlatformEntity.setName(StoragePlatformEntity.S3);
    // Create a storage entity.
    StorageEntity storageEntity = new StorageEntity();
    storageEntity.setStoragePlatform(storagePlatformEntity);
    storageEntity.setName(STORAGE_NAME);
    // Create a storage policy entity.
    StoragePolicyTransitionTypeEntity storagePolicyTransitionTypeEntity = new StoragePolicyTransitionTypeEntity();
    storagePolicyTransitionTypeEntity.setCode(StoragePolicyTransitionTypeEntity.GLACIER);
    // Create a storage policy entity.
    StoragePolicyEntity storagePolicyEntity = new StoragePolicyEntity();
    storagePolicyEntity.setStorage(storageEntity);
    storagePolicyEntity.setStoragePolicyTransitionType(storagePolicyTransitionTypeEntity);
    // Create a list of storage file entities.
    List<StorageFileEntity> storageFileEntities = Arrays.asList(new StorageFileEntity());
    // Create a storage unit status entity.
    StorageUnitStatusEntity storageUnitStatusEntity = new StorageUnitStatusEntity();
    storageUnitStatusEntity.setCode(StorageUnitStatusEntity.ENABLED);
    // Create a storage unit entity.
    StorageUnitEntity storageUnitEntity = new StorageUnitEntity();
    storageUnitEntity.setStorage(storageEntity);
    storageUnitEntity.setBusinessObjectData(businessObjectDataEntity);
    storageUnitEntity.setStorageFiles(storageFileEntities);
    storageUnitEntity.setStatus(storageUnitStatusEntity);
    // Create a list of storage files.
    List<StorageFile> storageFiles = Arrays.asList(new StorageFile(S3_KEY, FILE_SIZE_1_KB, ROW_COUNT_1000));
    // Mock the external calls.
    when(businessObjectDataDaoHelper.getBusinessObjectDataEntity(businessObjectDataKey)).thenReturn(businessObjectDataEntity);
    when(storagePolicyDaoHelper.getStoragePolicyEntityByKeyAndVersion(storagePolicyKey, STORAGE_POLICY_VERSION)).thenReturn(storagePolicyEntity);
    when(configurationHelper.getProperty(ConfigurationValue.S3_ATTRIBUTE_NAME_VALIDATE_PATH_PREFIX)).thenReturn(S3_ATTRIBUTE_NAME_VALIDATE_PATH_PREFIX);
    when(storageHelper.getBooleanStorageAttributeValueByName(S3_ATTRIBUTE_NAME_VALIDATE_PATH_PREFIX, storageEntity, false, true)).thenReturn(true);
    when(configurationHelper.getProperty(ConfigurationValue.S3_ATTRIBUTE_NAME_VALIDATE_FILE_EXISTENCE))
        .thenReturn(S3_ATTRIBUTE_NAME_VALIDATE_FILE_EXISTENCE);
    when(storageHelper.getBooleanStorageAttributeValueByName(S3_ATTRIBUTE_NAME_VALIDATE_FILE_EXISTENCE, storageEntity, false, true)).thenReturn(true);
    when(configurationHelper.getProperty(ConfigurationValue.S3_ATTRIBUTE_NAME_BUCKET_NAME)).thenReturn(S3_ATTRIBUTE_NAME_BUCKET_NAME);
    when(storageHelper.getStorageAttributeValueByName(S3_ATTRIBUTE_NAME_BUCKET_NAME, storageEntity, true)).thenReturn(S3_BUCKET_NAME);
    when(configurationHelper.getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_TAG_KEY)).thenReturn(S3_OBJECT_TAG_KEY);
    when(configurationHelper.getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_TAG_VALUE)).thenReturn(S3_OBJECT_TAG_VALUE);
    when(configurationHelper.getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_ROLE_ARN)).thenReturn(S3_OBJECT_TAGGER_ROLE_ARN);
    when(configurationHelper.getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_ROLE_SESSION_NAME))
        .thenReturn(S3_OBJECT_TAGGER_ROLE_SESSION_NAME);
    when(storageUnitDaoHelper.getStorageUnitEntity(STORAGE_NAME, businessObjectDataEntity)).thenReturn(storageUnitEntity);
    when(s3KeyPrefixHelper.buildS3KeyPrefix(storageEntity, businessObjectFormatEntity, businessObjectDataKey)).thenReturn(S3_KEY_PREFIX);
    when(storageFileHelper.getAndValidateStorageFiles(storageUnitEntity, S3_KEY_PREFIX, STORAGE_NAME, businessObjectDataKey))
        .thenReturn(storageFiles);
    doAnswer(new Answer<Void>()
    {
        public Void answer(InvocationOnMock invocation)
        {
            // Get the new storage unit status.
            String storageUnitStatus = (String) invocation.getArguments()[1];
            // Create a storage unit status entity for the new storage unit status.
            StorageUnitStatusEntity storageUnitStatusEntity = new StorageUnitStatusEntity();
            storageUnitStatusEntity.setCode(storageUnitStatus);
            // Update the storage unit with the new status.
            StorageUnitEntity storageUnitEntity = (StorageUnitEntity) invocation.getArguments()[0];
            storageUnitEntity.setStatus(storageUnitStatusEntity);
            return null;
        }
    }).when(storageUnitDaoHelper).updateStorageUnitStatus(storageUnitEntity, StorageUnitStatusEntity.ARCHIVING, StorageUnitStatusEntity.ARCHIVING);
    when(configurationHelper.getProperty(ConfigurationValue.S3_ENDPOINT)).thenReturn(S3_ENDPOINT);
    // Call the method under test.
    storagePolicyProcessorHelperServiceImpl.initiateStoragePolicyTransitionImpl(storagePolicyTransitionParamsDto,
        new StoragePolicySelection(businessObjectDataKey, storagePolicyKey, STORAGE_POLICY_VERSION));
    // Verify the external calls.
    verify(businessObjectDataHelper).validateBusinessObjectDataKey(businessObjectDataKey, true, true);
    verify(storagePolicyHelper).validateStoragePolicyKey(storagePolicyKey);
    verify(businessObjectDataDaoHelper).getBusinessObjectDataEntity(businessObjectDataKey);
    verify(businessObjectDataHelper, times(2)).businessObjectDataKeyToString(businessObjectDataKey);
    verify(storagePolicyDaoHelper).getStoragePolicyEntityByKeyAndVersion(storagePolicyKey, STORAGE_POLICY_VERSION);
    verify(storagePolicyHelper, times(2)).storagePolicyKeyAndVersionToString(storagePolicyKey, STORAGE_POLICY_VERSION);
    verify(configurationHelper).getProperty(ConfigurationValue.S3_ATTRIBUTE_NAME_VALIDATE_PATH_PREFIX);
    verify(storageHelper).getBooleanStorageAttributeValueByName(S3_ATTRIBUTE_NAME_VALIDATE_PATH_PREFIX, storageEntity, false, true);
    verify(configurationHelper).getProperty(ConfigurationValue.S3_ATTRIBUTE_NAME_VALIDATE_FILE_EXISTENCE);
    verify(storageHelper).getBooleanStorageAttributeValueByName(S3_ATTRIBUTE_NAME_VALIDATE_FILE_EXISTENCE, storageEntity, false, true);
    verify(configurationHelper).getProperty(ConfigurationValue.S3_ATTRIBUTE_NAME_BUCKET_NAME);
    verify(storageHelper).getStorageAttributeValueByName(S3_ATTRIBUTE_NAME_BUCKET_NAME, storageEntity, true);
    verify(configurationHelper).getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_TAG_KEY);
    verify(configurationHelper).getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_TAG_VALUE);
    verify(configurationHelper).getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_ROLE_ARN);
    verify(configurationHelper).getRequiredProperty(ConfigurationValue.S3_ARCHIVE_TO_GLACIER_ROLE_SESSION_NAME);
    verify(storageUnitDaoHelper).getStorageUnitEntity(STORAGE_NAME, businessObjectDataEntity);
    verify(s3KeyPrefixHelper).buildS3KeyPrefix(storageEntity, businessObjectFormatEntity, businessObjectDataKey);
    verify(storageFileHelper).getAndValidateStorageFiles(storageUnitEntity, S3_KEY_PREFIX, STORAGE_NAME, businessObjectDataKey);
    verify(storageUnitDaoHelper)
        .validateNoExplicitlyRegisteredSubPartitionInStorageForBusinessObjectData(storageEntity, businessObjectFormatEntity, businessObjectDataKey,
            S3_KEY_PREFIX);
    verify(storageUnitDaoHelper).updateStorageUnitStatus(storageUnitEntity, StorageUnitStatusEntity.ARCHIVING, StorageUnitStatusEntity.ARCHIVING);
    verify(configurationHelper).getProperty(ConfigurationValue.S3_ENDPOINT);
    verifyNoMoreInteractionsHelper();
    // Validate the results.
    assertEquals(new StoragePolicyTransitionParamsDto(businessObjectDataKey, STORAGE_NAME, S3_ENDPOINT, S3_BUCKET_NAME, S3_KEY_PREFIX,
        StorageUnitStatusEntity.ARCHIVING, StorageUnitStatusEntity.ENABLED, storageFiles, S3_OBJECT_TAG_KEY, S3_OBJECT_TAG_VALUE, S3_OBJECT_TAGGER_ROLE_ARN,
        S3_OBJECT_TAGGER_ROLE_SESSION_NAME), storagePolicyTransitionParamsDto);
}