func TestDefaultNodeMount(t *testing.T) {
dir, err := ioutil.TempDir("", "go-fuse")
if err != nil {
t.Fatalf("TempDir: %v", err)
}
defer os.RemoveAll(dir)
root := nodefs.NewDefaultNode()
s, conn, err := nodefs.MountRoot(dir, root, nil)
if err != nil {
t.Fatalf("MountRoot: %v", err)
}
go s.Serve()
defer s.Unmount()
if err := conn.Mount(root.Inode(), "sub", nodefs.NewDefaultNode(), nil); !err.Ok() {
t.Fatalf("Mount: %v", err)
}
if entries, err := ioutil.ReadDir(dir); err != nil {
t.Fatalf("ReadDir: %v", err)
} else if len(entries) != 1 {
t.Fatalf("got %d entries", len(entries))
} else if entries[0].Name() != "sub" {
t.Fatalf("got %q, want %q", entries[0].Name(), "sub")
}
}
func TestMountOnExisting(t *testing.T) {
ts := NewTestCase(t)
defer ts.Cleanup()
err := os.Mkdir(ts.mnt+"/mnt", 0777)
if err != nil {
t.Fatalf("Mkdir failed: %v", err)
}
nfs := nodefs.NewDefaultNode()
code := ts.connector.Mount(ts.rootNode(), "mnt", nfs, nil)
if code != fuse.EBUSY {
t.Fatal("expect EBUSY:", code)
}
err = os.Remove(ts.mnt + "/mnt")
if err != nil {
t.Fatalf("Remove failed: %v", err)
}
code = ts.connector.Mount(ts.rootNode(), "mnt", nfs, nil)
if !code.Ok() {
t.Fatal("expect OK:", code)
}
code = ts.pathFs.Unmount("mnt")
if !code.Ok() {
t.Errorf("Unmount failed: %v", code)
}
}
func NewMemTreeFs(files map[string]MemFile) *MemTreeFs {
fs := &MemTreeFs{
root: &memNode{Node: nodefs.NewDefaultNode()},
files: files,
}
fs.root.fs = fs
return fs
}
func (n *MemTreeFs) addFile(name string, f MemFile) {
comps := strings.Split(name, "/")
node := n.root.Inode()
for i, c := range comps {
child := node.GetChild(c)
if child == nil {
fsnode := &memNode{
Node: nodefs.NewDefaultNode(),
fs: n,
}
if i == len(comps)-1 {
fsnode.file = f
}
child = node.NewChild(c, fsnode.file == nil, fsnode)
}
node = child
}
}