{
			bucketName: bucketName,
			objectName: "abcd",
			byteRange:  "",
			accessKey:  credentials.AccessKey,
			secretKey:  credentials.SecretKey,

			expectedContent: encodeResponse(getAPIErrorResponse(ctx,
				getAPIError(ErrNoSuchKey),
				getGetObjectURL("", bucketName, "abcd"), "", "")),
			expectedRespStatus: http.StatusNotFound,
		},
		// Test case - 3.
		// Requesting from range 10-100.
		{

	defer func() {
		if valid {
			return
		}

		errResp := objectAttributesErrorResponse{
			ArgumentName:  &argumentName,
			ArgumentValue: &argumentValue,
			APIErrorResponse: getAPIErrorResponse(
				ctx,
				apiErr,
				r.URL.Path,
				w.Header().Get(xhttp.AmzRequestID),
				w.Header().Get(xhttp.AmzRequestHostID),
			),
		}

					} else {
						writeSuccessResponseJSON(w, hr.respBytes)
					}
				default:
					var errorRespJSON []byte
					if hr.errBody == "" {
						errorRespJSON = encodeResponseJSON(getAPIErrorResponse(ctx, hr.apiErr,
							r.URL.Path, w.Header().Get(xhttp.AmzRequestID),
							w.Header().Get(xhttp.AmzRequestHostID)))
					} else {
						errorRespJSON = encodeResponseJSON(APIErrorResponse{