function testRemoveStagingEmptyDirectories()
{
$ff = new FRSFileFactory();
$backend = new MockBackendSystem($this);
mkdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj/p1_r1', 0750, true);
mkdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj2/p2_r5', 0750, true);
touch($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj2/p2_r5/file.txt.7');
mkdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3/p7_r8', 0750, true);
mkdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3/p9_r10', 0750, true);
touch($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3/p9_r10/foo.txt.12');
$this->assertTrue($ff->cleanStaging($backend));
$this->assertFalse(is_dir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj'));
$this->assertTrue(is_file($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj2/p2_r5/file.txt.7'));
$this->assertFalse(is_dir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3/p7_r8'));
$this->assertTrue(is_file($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3/p9_r10/foo.txt.12'));
// Cleanup
unlink($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj2/p2_r5/file.txt.7');
rmdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj2/p2_r5');
rmdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj2');
unlink($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3/p9_r10/foo.txt.12');
rmdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3/p9_r10');
rmdir($GLOBALS['ftp_frs_dir_prefix'] . '/DELETED/prj3');
}
