public function tearDown()
 {
     parent::tearDown();
     if ($this->getStream()->isOpen()) {
         $this->getStream()->close();
     }
 }
 public function tearDown()
 {
     parent::tearDown();
     $streamAccess = $this->getStreamAccess();
     unset($streamAccess);
     $stream = $this->getStream();
     unset($stream);
 }
 public function tearDown()
 {
     parent::tearDown();
     unset($this->test);
 }
 public function tearDown()
 {
     parent::tearDown();
     unset($this->collection);
 }
 public function tearDown()
 {
     parent::tearDown();
 }
 public function tearDown()
 {
     parent::tearDown();
     unset($this->emptyStream);
 }
 public function tearDown()
 {
     parent::tearDown();
     // unregister testing custom operators autoloader.
     spl_autoload_unregister('custom_operator_autoloader');
 }
 public function tearDown()
 {
     parent::tearDown();
     unset($this->state);
 }
 public function tearDown()
 {
     parent::tearDown();
     unset($this->operands);
 }
 public function tearDown()
 {
     parent::tearDown();
     unset($this->container);
 }