/**
* When a cart goes below 0 (due to discounts), set the amount to 0.
*
* @param CartInterface $cart Cart
*/
public function validateNegativeAmount(CartInterface $cart)
{
$amount = $cart->getAmount();
if ($amount->getAmount() <= 0) {
$cart->setAmount(Money::create(0, $amount->getCurrency()));
}
}
/**
* Test result
*
* @param mixed $quantity the quantity to check against
*/
public function assertResults($quantity)
{
if ($quantity > 0) {
$cartLine = $this->cart->getCartLines()->first();
$this->assertEquals($this->cart->getAmount(), $cartLine->getAmount());
$this->assertEquals($this->cart->getAmount()->getAmount(), $cartLine->getPurchasable()->getPrice()->getAmount() * $quantity);
$this->assertNotNull($cartLine->getId());
$this->assertNotNull($this->cart->getId());
$this->assertEquals(UnitOfWork::STATE_MANAGED, $this->getObjectManager('cart')->getUnitOfWork()->getEntityState($this->cart));
} else {
$this->assertEmpty($this->cart->getCartLines());
$this->assertEquals(0, $this->cart->getAmount()->getAmount());
$this->assertEquals(UnitOfWork::STATE_NEW, $this->getObjectManager('cart_line')->getUnitOfWork()->getEntityState($this->cartLine));
}
}
