public function testSetAndGetDocBlock()
 {
     $code = new PhpClass();
     $code->setDescription('first test');
     $this->assertEquals('first test', $code->getDocBlock()->getDescription());
     $code->setDocBlock(new DocBlock(array('description' => 'second test')));
     $this->assertEquals('second test', $code->getDocBlock()->getDescription());
 }