// expected error the part number marker use in the ListObjectParts request is invalid.
	invalidPartMarkerErr := getAPIError(ErrInvalidPartNumberMarker)
	// expected error when the maximum number of parts requested to listed in invalid.
	invalidMaxPartsErr := getAPIError(ErrInvalidMaxParts)

	testCases := []struct {
		fault            Fault
		partNumberMarker string
		maxParts         string
		expectedErr      APIError