github.com/meulengracht/snapd@v0.0.0-20210719210640-8bde69bcc84e/gadget/install/export_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2020 Canonical Ltd
     5   *
     6   * This program is free software: you can redistribute it and/or modify
     7   * it under the terms of the GNU General Public License version 3 as
     8   * published by the Free Software Foundation.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package install
    21  
    22  import (
    23  	"time"
    24  
    25  	"github.com/snapcore/snapd/gadget"
    26  )
    27  
    28  var (
    29  	MakeFilesystem  = makeFilesystem
    30  	WriteContent    = writeContent
    31  	MountFilesystem = mountFilesystem
    32  
    33  	CreateMissingPartitions = createMissingPartitions
    34  	BuildPartitionList      = buildPartitionList
    35  	RemoveCreatedPartitions = removeCreatedPartitions
    36  	EnsureNodesExist        = ensureNodesExist
    37  
    38  	CreatedDuringInstall = createdDuringInstall
    39  	CreationSupported    = creationSupported
    40  )
    41  
    42  func MockContentMountpoint(new string) (restore func()) {
    43  	old := contentMountpoint
    44  	contentMountpoint = new
    45  	return func() {
    46  		contentMountpoint = old
    47  	}
    48  }
    49  
    50  func MockSysMount(f func(source, target, fstype string, flags uintptr, data string) error) (restore func()) {
    51  	old := sysMount
    52  	sysMount = f
    53  	return func() {
    54  		sysMount = old
    55  	}
    56  }
    57  
    58  func MockSysUnmount(f func(target string, flags int) error) (restore func()) {
    59  	old := sysUnmount
    60  	sysUnmount = f
    61  	return func() {
    62  		sysUnmount = old
    63  	}
    64  }
    65  
    66  func MockEnsureNodesExist(f func(dss []gadget.OnDiskStructure, timeout time.Duration) error) (restore func()) {
    67  	old := ensureNodesExist
    68  	ensureNodesExist = f
    69  	return func() {
    70  		ensureNodesExist = old
    71  	}
    72  }