105 lines
2.6 KiB
Go
105 lines
2.6 KiB
Go
/*
|
|
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 metadata
|
|
|
|
import (
|
|
"context"
|
|
"os"
|
|
"path/filepath"
|
|
"reflect"
|
|
"runtime"
|
|
"testing"
|
|
|
|
"github.com/containerd/containerd/pkg/testutil"
|
|
"github.com/containerd/containerd/snapshots"
|
|
"github.com/containerd/containerd/snapshots/native"
|
|
"github.com/containerd/containerd/snapshots/testsuite"
|
|
bolt "go.etcd.io/bbolt"
|
|
)
|
|
|
|
func newTestSnapshotter(ctx context.Context, root string) (snapshots.Snapshotter, func() error, error) {
|
|
nativeRoot := filepath.Join(root, "native")
|
|
if err := os.Mkdir(nativeRoot, 0770); err != nil {
|
|
return nil, nil, err
|
|
}
|
|
snapshotter, err := native.NewSnapshotter(nativeRoot)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
db, err := bolt.Open(filepath.Join(root, "metadata.db"), 0660, nil)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
sn := NewDB(db, nil, map[string]snapshots.Snapshotter{"native": snapshotter}).Snapshotter("native")
|
|
|
|
return sn, func() error {
|
|
if err := sn.Close(); err != nil {
|
|
return err
|
|
}
|
|
return db.Close()
|
|
}, nil
|
|
}
|
|
|
|
func TestMetadata(t *testing.T) {
|
|
if runtime.GOOS == "windows" {
|
|
t.Skip("snapshotter not implemented on windows")
|
|
}
|
|
// Snapshot tests require mounting, still requires root
|
|
testutil.RequiresRoot(t)
|
|
testsuite.SnapshotterSuite(t, "Metadata", newTestSnapshotter)
|
|
}
|
|
|
|
func TestFilterInheritedLabels(t *testing.T) {
|
|
tests := []struct {
|
|
labels map[string]string
|
|
expected map[string]string
|
|
}{
|
|
{
|
|
nil,
|
|
nil,
|
|
},
|
|
{
|
|
map[string]string{},
|
|
map[string]string{},
|
|
},
|
|
{
|
|
map[string]string{"": ""},
|
|
map[string]string{},
|
|
},
|
|
{
|
|
map[string]string{"foo": "bar"},
|
|
map[string]string{},
|
|
},
|
|
{
|
|
map[string]string{inheritedLabelsPrefix + "foo": "bar"},
|
|
map[string]string{inheritedLabelsPrefix + "foo": "bar"},
|
|
},
|
|
{
|
|
map[string]string{inheritedLabelsPrefix + "foo": "bar", "qux": "qaz"},
|
|
map[string]string{inheritedLabelsPrefix + "foo": "bar"},
|
|
},
|
|
}
|
|
|
|
for _, test := range tests {
|
|
if actual := filterInheritedLabels(test.labels); !reflect.DeepEqual(actual, test.expected) {
|
|
t.Fatalf("expected %v but got %v", test.expected, actual)
|
|
}
|
|
}
|
|
}
|