1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
|
// Copyright 2014 Cloudbase Solutions SRL
// Licensed under the LGPLv3, see LICENCE file for details.
package symlink_test
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
jc "github.com/juju/testing/checkers"
gc "gopkg.in/check.v1"
"github.com/juju/utils"
"github.com/juju/utils/symlink"
)
type SymlinkSuite struct{}
var _ = gc.Suite(&SymlinkSuite{})
func Test(t *testing.T) {
gc.TestingT(t)
}
func (*SymlinkSuite) TestReplace(c *gc.C) {
target, err := symlink.GetLongPathAsString(c.MkDir())
c.Assert(err, gc.IsNil)
target_second, err := symlink.GetLongPathAsString(c.MkDir())
c.Assert(err, gc.IsNil)
link := filepath.Join(target, "link")
_, err = os.Stat(target)
c.Assert(err, gc.IsNil)
_, err = os.Stat(target_second)
c.Assert(err, gc.IsNil)
err = symlink.New(target, link)
c.Assert(err, gc.IsNil)
link_target, err := symlink.Read(link)
c.Assert(err, gc.IsNil)
c.Assert(link_target, gc.Equals, filepath.FromSlash(target))
err = symlink.Replace(link, target_second)
c.Assert(err, gc.IsNil)
link_target, err = symlink.Read(link)
c.Assert(err, gc.IsNil)
c.Assert(link_target, gc.Equals, filepath.FromSlash(target_second))
}
func (*SymlinkSuite) TestIsSymlinkFile(c *gc.C) {
dir, err := symlink.GetLongPathAsString(c.MkDir())
c.Assert(err, gc.IsNil)
target := filepath.Join(dir, "file")
err = ioutil.WriteFile(target, []byte("TOP SECRET"), 0644)
c.Assert(err, gc.IsNil)
link := filepath.Join(dir, "link")
_, err = os.Stat(target)
c.Assert(err, gc.IsNil)
err = symlink.New(target, link)
c.Assert(err, gc.IsNil)
isSymlink, err := symlink.IsSymlink(link)
c.Assert(err, gc.IsNil)
c.Assert(isSymlink, jc.IsTrue)
}
func (*SymlinkSuite) TestIsSymlinkFolder(c *gc.C) {
target, err := symlink.GetLongPathAsString(c.MkDir())
c.Assert(err, gc.IsNil)
link := filepath.Join(target, "link")
_, err = os.Stat(target)
c.Assert(err, gc.IsNil)
err = symlink.New(target, link)
c.Assert(err, gc.IsNil)
isSymlink, err := symlink.IsSymlink(link)
c.Assert(err, gc.IsNil)
c.Assert(isSymlink, jc.IsTrue)
}
func (*SymlinkSuite) TestIsSymlinkFalseFile(c *gc.C) {
dir := c.MkDir()
target := filepath.Join(dir, "file")
err := ioutil.WriteFile(target, []byte("TOP SECRET"), 0644)
c.Assert(err, gc.IsNil)
_, err = os.Stat(target)
c.Assert(err, gc.IsNil)
isSymlink, err := symlink.IsSymlink(target)
c.Assert(err, gc.IsNil)
c.Assert(isSymlink, jc.IsFalse)
}
func (*SymlinkSuite) TestIsSymlinkFalseFolder(c *gc.C) {
target, err := symlink.GetLongPathAsString(c.MkDir())
c.Assert(err, gc.IsNil)
_, err = os.Stat(target)
c.Assert(err, gc.IsNil)
isSymlink, err := symlink.IsSymlink(target)
c.Assert(err, gc.IsNil)
c.Assert(isSymlink, jc.IsFalse)
}
func (*SymlinkSuite) TestIsSymlinkFileDoesNotExist(c *gc.C) {
dir := c.MkDir()
target := filepath.Join(dir, "file")
isSymlink, err := symlink.IsSymlink(target)
c.Assert(err, gc.ErrorMatches, ".*"+utils.NoSuchFileErrRegexp)
c.Assert(isSymlink, jc.IsFalse)
}
|
