}

	return "", nil, fmt.Errorf("Spec does not reference an ISCSI volume type")
}

// get iSCSI Discovery CHAP boolean
func getISCSIDiscoveryCHAPInfo(spec *volume.Spec) (bool, error) {
	if spec.Volume != nil && spec.Volume.ISCSI != nil {
		return spec.Volume.ISCSI.DiscoveryCHAPAuth, nil
	} else if spec.PersistentVolume != nil &&

			expectedSessionCHAP:   false,
			expectedError:         fmt.Errorf("Spec does not reference an ISCSI volume type"),
		},
	}
	for _, testcase := range tests {
		resultDiscoveryCHAP, _ := getISCSIDiscoveryCHAPInfo(testcase.spec)
		resultSessionCHAP, err := getISCSISessionCHAPInfo(testcase.spec)
		switch testcase.name {
		case "no volume":