### Question:
ServiceUtils { public static boolean isMultipartUploadETag(String eTag) { return eTag.contains("-"); }  static Date parseIso8601Date(String dateString); static String formatIso8601Date(Date date); static Date parseRfc822Date(String dateString); static String formatRfc822Date(Date date); static boolean isMultipartUploadETag(String eTag); static byte[] toByteArray(String s); static String removeQuotes(String s); static URL convertRequestToUrl(Request<?> request); static URL convertRequestToUrl(Request<?> request,
            boolean removeLeadingSlashInResourcePath); static String join(List<String> strings); static void downloadObjectToFile(S3Object s3Object,
            File destinationFile, boolean performIntegrityCheck,
            boolean appendData); static S3Object retryableDownloadS3ObjectToFile(File file,
            RetryableS3DownloadTask retryableS3DownloadTask, boolean appendData); static boolean skipMd5CheckPerResponse(ObjectMetadata metadata); static boolean skipMd5CheckPerResponse(ObjectMetadata metadata, S3ClientOptions clientOptions); static boolean skipMd5CheckPerRequest(AmazonWebServiceRequest request); static boolean skipMd5CheckPerRequest(AmazonWebServiceRequest request, S3ClientOptions clientOptions); static final boolean APPEND_MODE; static final boolean OVERWRITE_MODE; }### Answer:
@Test public void isMultipartUploadETagTest() { assertTrue(ServiceUtils.isMultipartUploadETag("123456789-0")); }