// -*- Mode: Go; indent-tabs-mode: t -*-

/*
 * Copyright (C) 2019 Canonical Ltd
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package gadget

type ValidationState = validationState

var (
	ValidateStructureType   = validateStructureType
	ValidateVolumeStructure = validateVolumeStructure
	ValidateRole            = validateRole
	ValidateVolume          = validateVolume

	ResolveVolume      = resolveVolume
	CanUpdateStructure = canUpdateStructure
	CanUpdateVolume    = canUpdateVolume

	EncodeLabel = encodeLabel

	WriteFile      = writeFileOrSymlink
	WriteDirectory = writeDirectory

	RawContentBackupPath = rawContentBackupPath

	UpdaterForStructure = updaterForStructure

	EnsureVolumeConsistency = ensureVolumeConsistency
)

func MockEvalSymlinks(mock func(path string) (string, error)) (restore func()) {
	oldEvalSymlinks := evalSymlinks
	evalSymlinks = mock
	return func() {
		evalSymlinks = oldEvalSymlinks
	}
}

func MockMkfsHandlers(mock map[string]MkfsFunc) (restore func()) {
	old := mkfsHandlers
	mkfsHandlers = mock
	return func() {
		mkfsHandlers = old
	}
}
