public function testInternalLoader()
{
$loader = new StringLoader();
$twitalLoader = new TwitalLoader($loader);
$this->assertSame($loader, $twitalLoader->getLoader());
$newLoader = new StringLoader();
$twitalLoader->setLoader($newLoader);
$this->assertSame($newLoader, $twitalLoader->getLoader());
$this->assertNotSame($loader, $twitalLoader->getLoader());
}