prof.ext = "pprof"
	// Enable profiler and set the name of the file that pkg/pprof
	// library creates to store profiling data.
	switch madmin.ProfilerType(profilerType) {
	case madmin.ProfilerCPU:
		dirPath, err := os.MkdirTemp("", "profile")
		if err != nil {
			return nil, err
		}
		fn := filepath.Join(dirPath, "cpu.out")
		f, err := Create(fn)
		if err != nil {
			return nil, err
		}
		err = pprof.StartCPUProfile(f)

func getEnv(key, fallback string) string {
	if value, ok := os.LookupEnv(key); ok {
		return value
	}
	return fallback
}

func mktemp(dir, prefix string, t *testing.T) string {
	t.Helper()
	tempDir, err := os.MkdirTemp(dir, prefix)
	if err != nil {
		t.Fatalf("Couldn't get current working directory, err: %v", err)
	}
	t.Logf("Created temporary dir: %v", tempDir)
	return tempDir
}

func ls(dir string, t *testing.T) []string {

		t.Fatal(err)
	}
	return validFile.Name(), validFile
}

func createTestDirectory(t *testing.T, files map[string]string) string {
	t.Helper()
	tempDir, err := os.MkdirTemp("", "TestValidateCommand")
	if err != nil {
		t.Fatal(err)
	}

	for name, content := range files {
		filePath := filepath.Join(tempDir, name)