ErrNoSuchBucket: {
		Code:           "NoSuchBucket",
		Description:    "The specified bucket does not exist",
		HTTPStatusCode: http.StatusNotFound,
	},
	ErrNoSuchBucketPolicy: {
		Code:           "NoSuchBucketPolicy",
		Description:    "The bucket policy does not exist",
		HTTPStatusCode: http.StatusNotFound,
	},
	ErrNoSuchBucketLifecycle: {
		Code:           "NoSuchBucketLifecycle",

			HTTPStatusCode: http.StatusBadRequest,
		}
	case config.ErrConfigNotFound:
		apiErr = APIError{
			Code:           "XMinioConfigNotFoundError",
			Description:    e.Error(),
			HTTPStatusCode: http.StatusNotFound,
		}
	case config.ErrConfigGeneric:
		apiErr = APIError{
			Code:           "XMinioConfigError",
			Description:    e.Error(),
			HTTPStatusCode: http.StatusBadRequest,
		}
	case AdminError:

			method:             http.MethodGet,
			accessKey:          creds.AccessKey,
			secretKey:          creds.SecretKey,
			bucketName:         bucketName,
			body:               []byte(``),
			expectedRespStatus: http.StatusNotFound,
			lifecycleResponse:  []byte(``),
			errorResponse: APIErrorResponse{
				Resource: SlashSeparator + bucketName + SlashSeparator,
				Code:     "NoSuchLifecycleConfiguration",

			accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotFound,
		},
		// Test case - 9.
		// non-existent bucket is used (with invalid bucket name)
		// writing BucketPolicy should fail.
		// should result in 404 StatusNotFound
		{
			bucketName:         ".invalid-bucket",

		// Test case - 2.
		// Non-existent bucket name.
		{
			bucketName:         "2333",
			accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotFound,
		},
		// Test case - 3.
		// Testing for signature mismatch error.
		// setting invalid access and secret key.
		{
			bucketName:         bucketName,
			accessKey:          "abcd",

		err = NotImplemented{}
	case "OutOfRangeInput":
		err = ObjectNameInvalid{
			Bucket: bucket,
			Object: object,
		}
	default:
		switch statusCode {
		case http.StatusNotFound:
			if object != "" {
				err = ObjectNotFound{
					Bucket: bucket,
					Object: object,
				}
			} else {
				err = BucketNotFound{Bucket: bucket}
			}
		case http.StatusBadRequest:

	var notFoundHandler http.Handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		http.Error(w, "Metrics Resource Not found", http.StatusNotFound)
	})

	// Require that metrics path has one component at least.
	if path == "/" {
		return notFoundHandler
	}

	if isListingRequest {
		handler := h.listMetrics(path)
		if handler == nil {

		// Expecting the response status code to http.StatusNotFound (404).
		{
			bucketName:       bucketName,
			uploadID:         uploadID,
			copySourceHeader: url.QueryEscape(SlashSeparator + bucketName + SlashSeparator + "non-existent-object"),
			accessKey:        credentials.AccessKey,
			secretKey:        credentials.SecretKey,

			expectedRespStatus: http.StatusNotFound,
		},

		// Test case - 9.

	}
	// error returned when remote tier is not found
	errTierNotFound = AdminError{
		Code:       "XMinioAdminTierNotFound",
		Message:    "Specified remote tier was not found",
		StatusCode: http.StatusNotFound,
	}
	// error returned when remote tier name is not in uppercase
	errTierNameNotUppercase = AdminError{
		Code:       "XMinioAdminTierNameNotUpperCase",
		Message:    "Tier name must be in uppercase",

	}))
	defer httpServer2.Close()
	httpServer3 := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		http.Error(w, "", http.StatusNotFound)
	}))
	defer httpServer3.Close()

	testCases := []struct {
		releaseChecksumURL string
		expectedResult     string
		expectedErr        error
	}{
		{httpServer1.URL, "", nil},