public function testGetBaseAmount()
{
$item = new Item();
$item->setUnitaryCost(80);
$item->setQuantity(1);
$this->assertEquals(80, $item->getBaseAmount());
$item->setQuantity(2);
$this->assertEquals(160, $item->getBaseAmount());
$item->setUnitaryCost(55);
$this->assertEquals(110, $item->getBaseAmount());
}
