Files
nfs/internal/nfsfs/xattr_linux_test.go
T
petrbalvin a9b8039ef7
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feat: full NFSv4.2 server and client in pure Go
Assisted-by: GLM 5.3 Flash
2026-09-21 18:51:17 +02:00

65 lines
1.8 KiB
Go

// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
// SPDX-License-Identifier: MIT
//go:build linux
package nfsfs
import (
"os"
"path/filepath"
"testing"
)
func TestLocalXattr(t *testing.T) {
root := t.TempDir()
if err := os.WriteFile(filepath.Join(root, "a.txt"), []byte("x"), 0o644); err != nil {
t.Fatal(err)
}
l, err := NewLocal(root)
if err != nil {
t.Fatal(err)
}
rootHandle, err := l.Root()
if err != nil {
t.Fatal(err)
}
fh, _, err := l.Lookup(rootHandle, "a.txt")
if err != nil {
t.Fatal(err)
}
if _, err := l.GetXattr(fh, "user.tag", 0); err != ErrNoXattr {
t.Fatalf("missing attribute: %v", err)
}
if err := l.SetXattr(fh, "user.tag", []byte("value"), XattrModeCreate); err != nil {
t.Fatalf("create: %v", err)
}
if err := l.SetXattr(fh, "user.tag", []byte("again"), XattrModeCreate); err == nil {
t.Fatal("create over a live attribute succeeded")
}
got, err := l.GetXattr(fh, "user.tag", 0)
if err != nil || string(got) != "value" {
t.Fatalf("value after the refused create %q: %v", got, err)
}
if err := l.SetXattr(fh, "user.tag", []byte("again"), XattrModeReplace); err != nil {
t.Fatalf("replace: %v", err)
}
got, err = l.GetXattr(fh, "user.tag", 0)
if err != nil || string(got) != "again" {
t.Fatalf("value after the replace %q: %v", got, err)
}
names, err := l.ListXattr(fh, 0)
if err != nil || len(names) != 1 || names[0] != "user.tag" {
t.Fatalf("names %v: %v", names, err)
}
if err := l.SetXattr(fh, "system.nfs", []byte("x"), XattrModeCreate); err == nil {
t.Fatal("a foreign namespace was accepted")
}
if err := l.RemoveXattr(fh, "user.tag"); err != nil {
t.Fatalf("remove: %v", err)
}
if err := l.RemoveXattr(fh, "user.tag"); err != ErrNoXattr {
t.Fatalf("remove again: %v", err)
}
}