You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: util_test.go
    path of file: ./repos/client/go/kbfs/libfs
    
    the code of the file until where you have to start completion: // Copyright 2019 Keybase Inc. All rights reserved.
// Use of this source code is governed by a BSD
// license that can be found in the LICENSE file.

package libfs

import (
	"os"
	"strings"
	"testing"

	"github.com/keybase/client/go/kbfs/libkbfs"
	"github.com/stretchr/testify/require"
)

func TestDeobfuscate(t *testing.T) {
	os.Setenv("KEYBASE_TEST_OBFUSCATE_LOGS", "true")
	ctx, _, fs := makeFS(t, "")
	defer libkbfs.CheckConfigAndShutdown(ctx, t, fs.config)

	t.Log("Check basic obfus
    
func TestDeobfuscate(t *testing.T) {
	os.Setenv("KEYBASE_TEST_OBFUSCATE_LOGS", "true")
	ctx, _, fs := makeFS(t, "")
	defer libkbfs.CheckConfigAndShutdown(ctx, t, fs.config)

	t.Log("Check basic obfuscate->deobfuscate path")
	p := "a/b"
	err := fs.MkdirAll(p, os.FileMode(0600))
	require.NoError(t, err)
	obsPath := fs.PathForLogging(p)
	require.NotEqual(t, p, obsPath)
	res, err := Deobfuscate(ctx, fs, obsPath)
	require.NoError(t, err)
	require.Len(t, res, 1)
	require.Equal(t, p, res[0])

	t.Log("Check conflict suffix with no extension")
	res, err = Deobfuscate(ctx, fs, obsPath+"-2")
	require.NoError(t, err)
	require.Len(t, res, 1)
	require.Equal(t, p, res[0])

	t.Log("Check conflict suffix with extension")
	file := "a/foo.txt"
	f, err := fs.Create(file)
	require.NoError(t, err)
	f.Close()
	obsPathFile := fs.PathForLogging(file)
	require.NotEqual(t, p, obsPathFile)
	res, err = Deobfuscate(ctx, fs, obsPathFile)
	require.NoError(t, err)
	require.Len(t, res, 1)
	require.Equal(t, file, res[0])
	obsPathFileSuffix := strings.Replace(obsPathFile, ".txt", "-2.txt", 1)
	res, err = Deobfuscate(ctx, fs, obsPathFileSuffix)
	require.NoError(t, err)
	require.Len(t, res, 1)
	require.Equal(t, file, res[0])

	t.Log("Check symlink")
	p2 := "a/c"
	err = fs.Symlink("b", p2)
	require.NoError(t, err)
	res, err = Deobfuscate(ctx, fs, obsPath)
	require.NoError(t, err)
	require.Len(t, res, 2)
	require.Contains(t, res, p)
	require.Contains(t, res, p2+" (b)")
}