DeliveryValidator example

#[Package('checkout')] class ShippingMethodValidatorTest extends TestCase
{
    public function testValidateWithEmptyCart(): void
    {
        $cart = new Cart('test');

        $validator = new DeliveryValidator();
        $errors = new ErrorCollection();
        $validator->validate($cart, $errors, $this->createMock(SalesChannelContext::class));

        static::assertCount(0, $errors);
    }

    public function testValidateWithoutRules(): void
    {
        $deliveryTime = $this->generateDeliveryTimeDummy();

        $cart = new Cart('test');