use Blast\TestsBundle\Functional\BlastTestCase;

class BlastServiceTest extends BlastTestCase
{
    protected function setUp()
    {
        parent::setUp();
    }
    
    public function testServicesAreInitializable()
    {
        $this->isServicesAreInitializable('blast');
    }
}

use Blast\TestsBundle\Functional\BlastTestCase;

class CollectGarbageCommandTest extends BlastTestCase
{
    protected function setUp()
    {
        parent::setUp();
    }
    
    public function testCommand()
    {
      $this->cacheClear();
      // or
      $this->launchCommand([
            'command' => 'cache:clear',
            '--no-warmup' => true,
      ]);
    }
}