/**
  * {@inheritdoc}
  */
 public function transform(FileCopyEvent $event)
 {
     if (!in_array($event->getExtension(), array('sass', 'scss'))) {
         return;
     }
     if (!$this->sass_process_builder->isInstalled()) {
         return;
     }
     $targetFile = $event->getTarget();
     $targetFile = substr($targetFile, 0, 0 - strlen(pathinfo($targetFile, PATHINFO_EXTENSION))) . 'css';
     $event->setTarget($targetFile);
     $process = $this->sass_process_builder->getProcess($event->getSource());
     $process->run();
     $event->setContent($process->getOutput());
 }
 public function testGetSource()
 {
     $this->assertEquals($this->object->getSource(), $this->infile);
 }