gitee.com/mysnapcore/mysnapd@v0.1.0/cmd/snap-preseed/preseed_classic_test.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2019-2020 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 main_test
    21  
    22  import (
    23  	"testing"
    24  
    25  	"github.com/jessevdk/go-flags"
    26  	. "gopkg.in/check.v1"
    27  
    28  	"gitee.com/mysnapcore/mysnapd/cmd/snap-preseed"
    29  	"gitee.com/mysnapcore/mysnapd/dirs"
    30  	"gitee.com/mysnapcore/mysnapd/osutil/squashfs"
    31  	"gitee.com/mysnapcore/mysnapd/snap"
    32  	"gitee.com/mysnapcore/mysnapd/testutil"
    33  )
    34  
    35  func Test(t *testing.T) { TestingT(t) }
    36  
    37  var _ = Suite(&startPreseedSuite{})
    38  
    39  type startPreseedSuite struct {
    40  	testutil.BaseTest
    41  }
    42  
    43  func (s *startPreseedSuite) SetUpTest(c *C) {
    44  	s.BaseTest.SetUpTest(c)
    45  	restore := squashfs.MockNeedsFuse(false)
    46  	s.BaseTest.AddCleanup(restore)
    47  }
    48  
    49  func (s *startPreseedSuite) TearDownTest(c *C) {
    50  	s.BaseTest.TearDownTest(c)
    51  	dirs.SetRootDir("")
    52  }
    53  
    54  func testParser(c *C) *flags.Parser {
    55  	parser := main.Parser()
    56  	_, err := parser.ParseArgs([]string{})
    57  	c.Assert(err, IsNil)
    58  	return parser
    59  }
    60  
    61  func (s *startPreseedSuite) TestRequiresRoot(c *C) {
    62  	restore := main.MockOsGetuid(func() int {
    63  		return 1000
    64  	})
    65  	defer restore()
    66  
    67  	parser := testParser(c)
    68  	c.Check(main.Run(parser, []string{"/"}), ErrorMatches, `must be run as root`)
    69  }
    70  
    71  func (s *startPreseedSuite) TestMissingArg(c *C) {
    72  	restore := main.MockOsGetuid(func() int {
    73  		return 0
    74  	})
    75  	defer restore()
    76  
    77  	parser := testParser(c)
    78  	c.Check(main.Run(parser, nil), ErrorMatches, `need chroot path as argument`)
    79  }
    80  
    81  func (s *startPreseedSuite) TestRunPreseedAgainstFilesystemRoot(c *C) {
    82  	restore := main.MockOsGetuid(func() int { return 0 })
    83  	defer restore()
    84  
    85  	parser := testParser(c)
    86  	c.Assert(main.Run(parser, []string{"/"}), ErrorMatches, `cannot run snap-preseed against /`)
    87  }
    88  
    89  func (s *startPreseedSuite) TestRunPreseedClassicHappy(c *C) {
    90  	restore := main.MockOsGetuid(func() int {
    91  		return 0
    92  	})
    93  	defer restore()
    94  
    95  	var called bool
    96  	restorePreseed := main.MockPreseedClassic(func(dir string) error {
    97  		c.Check(dir, Equals, "/a/dir")
    98  		called = true
    99  		return nil
   100  	})
   101  	defer restorePreseed()
   102  
   103  	parser := testParser(c)
   104  	c.Assert(main.Run(parser, []string{"/a/dir"}), IsNil)
   105  	c.Check(called, Equals, true)
   106  }
   107  
   108  func (s *startPreseedSuite) TestReset(c *C) {
   109  	restore := main.MockOsGetuid(func() int {
   110  		return 0
   111  	})
   112  	defer restore()
   113  
   114  	var called bool
   115  	main.MockResetPreseededChroot(func(dir string) error {
   116  		c.Check(dir, Equals, "/a/dir")
   117  		called = true
   118  		return nil
   119  	})
   120  
   121  	parser := testParser(c)
   122  	c.Assert(main.Run(parser, []string{"--reset", "/a/dir"}), IsNil)
   123  	c.Check(called, Equals, true)
   124  }
   125  
   126  func (s *startPreseedSuite) TestReadInfoValidity(c *C) {
   127  	var called bool
   128  	inf := &snap.Info{
   129  		BadInterfaces: make(map[string]string),
   130  		Plugs: map[string]*snap.PlugInfo{
   131  			"foo": {
   132  				Interface: "bad"},
   133  		},
   134  	}
   135  
   136  	// set an empty sanitize method.
   137  	snap.SanitizePlugsSlots = func(*snap.Info) { called = true }
   138  
   139  	parser := testParser(c)
   140  	tmpDir := c.MkDir()
   141  	_ = main.Run(parser, []string{tmpDir})
   142  
   143  	// real sanitize method should be set after Run()
   144  	snap.SanitizePlugsSlots(inf)
   145  	c.Assert(called, Equals, false)
   146  	c.Assert(inf.BadInterfaces, HasLen, 1)
   147  }