forked from adamlaska/containerd
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathexport_test.go
More file actions
95 lines (83 loc) · 2.03 KB
/
export_test.go
File metadata and controls
95 lines (83 loc) · 2.03 KB
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
/*
Copyright The containerd Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package client
import (
"archive/tar"
"io"
"io/ioutil"
"os"
"testing"
. "github.com/containerd/containerd"
"github.com/containerd/containerd/images/archive"
"github.com/containerd/containerd/platforms"
)
// TestExport exports testImage as a tar stream
func TestExport(t *testing.T) {
if testing.Short() {
t.Skip()
}
ctx, cancel := testContext(t)
defer cancel()
client, err := New(address)
if err != nil {
t.Fatal(err)
}
defer client.Close()
_, err = client.Fetch(ctx, testImage)
if err != nil {
t.Fatal(err)
}
dstFile, err := ioutil.TempFile("", "export-import-test")
if err != nil {
t.Fatal(err)
}
defer func() {
dstFile.Close()
os.Remove(dstFile.Name())
}()
err = client.Export(ctx, dstFile, archive.WithPlatform(platforms.Default()), archive.WithImage(client.ImageService(), testImage))
if err != nil {
t.Fatal(err)
}
// Seet to begining of file before passing it to assertOCITar()
dstFile.Seek(0, 0)
assertOCITar(t, dstFile)
}
func assertOCITar(t *testing.T, r io.Reader) {
// TODO: add more assertion
tr := tar.NewReader(r)
foundOCILayout := false
foundIndexJSON := false
for {
h, err := tr.Next()
if err == io.EOF {
break
}
if err != nil {
t.Error(err)
continue
}
if h.Name == "oci-layout" {
foundOCILayout = true
}
if h.Name == "index.json" {
foundIndexJSON = true
}
}
if !foundOCILayout {
t.Error("oci-layout not found")
}
if !foundIndexJSON {
t.Error("index.json not found")
}
}