public void Adaptor_PassesOfferVouchersToValidator()
{
var offerVoucherA = new OfferVoucher(10m, 10m);
var offerVoucherB = new OfferVoucher(10m, 10m);
var giftVoucher = new GiftVoucher(10m);
var mixedList = new List <Voucher>
{
offerVoucherA, offerVoucherB, giftVoucher
};
_sut.Validate(new List <Product>(), mixedList);
_validatorMock.Verify(v => v.Validate(
It.IsAny <List <Product> >(), It.Is <List <OfferVoucher> >(list => list.Count == 2)));
}
