# cPanel API 2 Modules - FSTest

Warning:
The cPanel API 2 system is deprecated. We **strongly** recommend that you use [UAPI](/cpanel/introduction) instead of cPanel API 2.

## Introduction

The `FSTest` module accesses DNS functionality.

## Available functions

* [cPanel API 2 Functions - `FSTest::dirisempty`](/cpanel-api-2/cpanel-api-2-modules-fstest/cpanel-api-2-functions-fstest-dirisempty) — This function checks whether a directory is empty.