80 lines
1.8 KiB
Go
80 lines
1.8 KiB
Go
|
// Copyright 2018 Google Inc.
|
||
|
//
|
||
|
// 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 ramfs
|
||
|
|
||
|
import (
|
||
|
"testing"
|
||
|
|
||
|
"gvisor.googlesource.com/gvisor/pkg/sentry/context/contexttest"
|
||
|
"gvisor.googlesource.com/gvisor/pkg/sentry/fs"
|
||
|
)
|
||
|
|
||
|
func TestMakeDirectoryTree(t *testing.T) {
|
||
|
mount := fs.NewNonCachingMountSource(nil, fs.MountSourceFlags{})
|
||
|
|
||
|
for _, test := range []struct {
|
||
|
name string
|
||
|
subdirs []string
|
||
|
}{
|
||
|
{
|
||
|
name: "abs paths",
|
||
|
subdirs: []string{
|
||
|
"/tmp",
|
||
|
"/tmp/a/b",
|
||
|
"/tmp/a/c/d",
|
||
|
"/tmp/c",
|
||
|
"/proc",
|
||
|
"/dev/a/b",
|
||
|
"/tmp",
|
||
|
},
|
||
|
},
|
||
|
{
|
||
|
name: "rel paths",
|
||
|
subdirs: []string{
|
||
|
"tmp",
|
||
|
"tmp/a/b",
|
||
|
"tmp/a/c/d",
|
||
|
"tmp/c",
|
||
|
"proc",
|
||
|
"dev/a/b",
|
||
|
"tmp",
|
||
|
},
|
||
|
},
|
||
|
} {
|
||
|
ctx := contexttest.Context(t)
|
||
|
tree, err := MakeDirectoryTree(ctx, mount, test.subdirs)
|
||
|
if err != nil {
|
||
|
t.Errorf("%s: failed to make ramfs tree, got error %v, want nil", test.name, err)
|
||
|
continue
|
||
|
}
|
||
|
|
||
|
// Expect to be able to find each of the paths.
|
||
|
mm, err := fs.NewMountNamespace(ctx, tree)
|
||
|
if err != nil {
|
||
|
t.Errorf("%s: failed to create mount manager: %v", test.name, err)
|
||
|
continue
|
||
|
}
|
||
|
root := mm.Root()
|
||
|
defer mm.DecRef()
|
||
|
|
||
|
for _, p := range test.subdirs {
|
||
|
if _, err := mm.FindInode(ctx, root, nil, p, 0); err != nil {
|
||
|
t.Errorf("%s: failed to find node %s: %v", test.name, p, err)
|
||
|
break
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|