public void RemoveBoughtProductFromVendorListTest()
{
_vendor.config.removeBoughtProductFromVendor = false;
_customerCurrencies.Add(_gold, 100);
_customerCurrencies.Add(_silver, 100);
_vendorCollection.Add(_product1, 3);
var bought1 = _vendor.BuyFromVendor(_customer, _product1.item, 1);
var bought2 = _vendor.BuyFromVendor(_customer, _product1.item, 1);
Assert.IsNull(bought1.error);
Assert.IsNull(bought2.error);
Assert.AreEqual(3, _vendorCollection.GetAmount(_product1));
Assert.AreEqual(2, _customerCollection.GetAmount(_product1.item));
}