/**
  * @param ExerciseRunnerEvent $event
  */
 public function __invoke(ExerciseRunnerEvent $event)
 {
     if (!$event->getInput()->hasArgument('program')) {
         return;
     }
     $program = $event->getInput()->getArgument('program');
     if (file_exists($program)) {
         $event->getInput()->setArgument('program', realpath($program));
     }
 }
 /**
  * @param ExerciseRunnerEvent $event
  */
 public function revert(ExerciseRunnerEvent $event)
 {
     if (null === $this->originalCode) {
         throw new RuntimeException('Can only revert previously patched code');
     }
     file_put_contents($event->getInput()->getArgument('program'), $this->originalCode);
 }
 public function testGetters()
 {
     $exercise = new CliExerciseImpl();
     $input = new Input('app');
     $event = new ExerciseRunnerEvent('Some Event', $exercise, $input, ['number' => 1]);
     self::assertSame($exercise, $event->getExercise());
     self::assertSame($input, $event->getInput());
     self::assertEquals(['exercise' => $exercise, 'input' => $input, 'number' => 1], $event->getParameters());
 }