// Copyright (c) 2014-2020 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 systemd

import (
	"io"
)

var (
	Jctl = jctl
)

func FakeServicesDir(dir string) (restore func()) {
	old := ServicesDir
	ServicesDir = dir
	return func() {
		ServicesDir = old
	}
}

func FakeOsGetenv(f func(string) string) func() {
	oldOsGetenv := osGetenv
	osGetenv = f
	return func() { osGetenv = oldOsGetenv }
}

func FakeOsutilStreamCommand(f func(string, ...string) (io.ReadCloser, error)) func() {
	old := osutilStreamCommand
	osutilStreamCommand = f
	return func() { osutilStreamCommand = old }
}

func FakeJournalStdoutPath(path string) func() {
	oldPath := journalStdoutPath
	journalStdoutPath = path
	return func() {
		journalStdoutPath = oldPath
	}
}

func (e *Error) SetExitCode(i int) {
	e.exitCode = i
}

func (e *Error) SetMsg(msg []byte) {
	e.msg = msg
}
