Prevent negative price as result of promotion

issue7571 review62311002
2018-07-25 21:56:39 +02:00
parent 4fa62b8d55
commit cd7c856171
1 changed files with 1 additions and 1 deletions
@@ -282,7 +282,7 @@ class SalePromotion(
    def get_unit_price(self, **context):
        'Return unit price (as Decimal)'
        context.setdefault('functions', {})['Decimal'] = Decimal
-        return simple_eval(decistmt(self.formula), **context)
+        return max(simple_eval(decistmt(self.formula), **context), Decimal(0))


 class SalePromotion_Product(ModelSQL):