public function tearDown()
    {
        $this->workingDir = array_slice($this->workingDir, 0, 1);
        exec("rm -rf " . escapeshellarg($this->currentDir()));
    }
public function tearDown()
    {
        $this->workingDir = array_slice($this->workingDir, 0, 1);
        exec("rm -rf " . escapeshellarg($this->currentDir()));
    }
public function tearDown ( ) { $ this -> workingDir = array_slice ( $ this -> workingDir , 0 , 1 ) ; exec ( "rm -rf " . escapeshellarg ( $ this -> currentDir ( ) ) ) ; }
Tear down the working dir
Tear down the working dir