public function testOrderByCall()
{
$this->query->clear();
$this->query->orderByPrice();
$this->assertEquals(array('orderby' => 'preis', 'ordertype' => 'asc'), $this->query->getParams());
$this->query->orderByPrice('desc');
$this->assertEquals(array('orderby' => 'preis', 'ordertype' => 'desc'), $this->query->getParams());
$this->query->orderByCreatedAt('desc');
$this->assertEquals(array('orderby' => 'created_at', 'ordertype' => 'desc'), $this->query->getParams());
}
