mirror of https://github.com/vbatts/go-mtree.git
80 lines
1.6 KiB
Go
80 lines
1.6 KiB
Go
// +build linux
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package mtree
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import (
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"github.com/vbatts/go-mtree/xattr"
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)
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func TestXattr(t *testing.T) {
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// a bit dirty to create/destory a directory in cwd, but often /tmp is
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// mounted tmpfs and doesn't support xattrs
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dir, err := ioutil.TempDir(".", "test.xattrs.")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir)
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fh, err := os.Create(filepath.Join(dir, "file"))
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if err != nil {
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t.Fatal(err)
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}
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fh.WriteString("howdy")
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fh.Sync()
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if _, err := fh.Seek(0, 0); err != nil {
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t.Fatal(err)
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}
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if err := os.Symlink("./no/such/path", filepath.Join(dir, "symlink")); err != nil {
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t.Fatal(err)
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}
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if err := xattr.Set(dir, "user.test", []byte("directory")); err != nil {
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t.Skip(fmt.Sprintf("skipping: %q does not support xattrs", dir))
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}
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if err := xattr.Set(filepath.Join(dir, "file"), "user.test", []byte("regular file")); err != nil {
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t.Fatal(err)
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}
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dirstat, err := os.Lstat(dir)
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if err != nil {
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t.Fatal(err)
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}
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// Check the directory
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str, err := xattrKeywordFunc(dir, dirstat, nil)
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if err != nil {
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t.Error(err)
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}
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if str == "" {
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t.Errorf("expected a keyval; got %q", str)
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}
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filestat, err := fh.Stat()
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if err != nil {
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t.Fatal(err)
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}
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// Check the regular file
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str, err = xattrKeywordFunc(filepath.Join(dir, "file"), filestat, fh)
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if err != nil {
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t.Error(err)
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}
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if str == "" {
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t.Errorf("expected a keyval; got %q", str)
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}
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linkstat, err := os.Lstat(filepath.Join(dir, "symlink"))
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if err != nil {
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t.Fatal(err)
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}
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// Check a broken symlink
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_, err = xattrKeywordFunc(filepath.Join(dir, "symlink"), linkstat, nil)
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if err != nil {
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t.Error(err)
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}
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}
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