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
|
package zip
import (
"context"
"io/ioutil"
"testing"
"time"
"github.com/stretchr/testify/require"
)
func TestVFSRoot(t *testing.T) {
url, cleanup := newZipFileServerURL(t, "group/zip.gitlab.io/public.zip", nil)
defer cleanup()
tests := map[string]struct {
path string
expectedErrMsg string
}{
"zip_file_exists": {
path: "/public.zip",
},
"zip_file_does_not_exist": {
path: "/unknown",
expectedErrMsg: "404 Not Found",
},
"invalid_url": {
path: "/%",
expectedErrMsg: "invalid URL",
},
}
vfs := New()
for name, tt := range tests {
t.Run(name, func(t *testing.T) {
root, err := vfs.Root(context.Background(), url+tt.path)
if tt.expectedErrMsg != "" {
require.Error(t, err)
require.Contains(t, err.Error(), tt.expectedErrMsg)
return
}
require.NoError(t, err)
require.IsType(t, &zipArchive{}, root)
f, err := root.Open(context.Background(), "index.html")
require.NoError(t, err)
content, err := ioutil.ReadAll(f)
require.NoError(t, err)
require.Equal(t, "zip.gitlab.io/project/index.html\n", string(content))
fi, err := root.Lstat(context.Background(), "index.html")
require.NoError(t, err)
require.Equal(t, "index.html", fi.Name())
link, err := root.Readlink(context.Background(), "symlink.html")
require.NoError(t, err)
require.Equal(t, "subdir/linked.html", link)
})
}
}
func TestVFSFindOrOpenArchiveConcurrentAccess(t *testing.T) {
testServerURL, cleanup := newZipFileServerURL(t, "group/zip.gitlab.io/public.zip", nil)
defer cleanup()
path := testServerURL + "/public.zip"
vfs := New().(*zipVFS)
root, err := vfs.Root(context.Background(), path)
require.NoError(t, err)
done := make(chan struct{})
defer close(done)
// Try to hit a condition between the invocation
// of cache.GetWithExpiration and cache.Add
go func() {
for {
select {
case <-done:
return
default:
vfs.cache.Flush()
vfs.cache.SetDefault(path, root)
}
}
}()
require.Eventually(t, func() bool {
_, err := vfs.findOrOpenArchive(context.Background(), path)
return err == errAlreadyCached
}, time.Second, time.Nanosecond)
}
|
