test(series/sales/validation.robot): add integration test to ensure that price and alternative price are different.

Fix #1010

Author: php-coder

src/main/java/ru/mystamps/web/feature/series/sale/AddSeriesSalesForm.java

@@ -33,7 +33,6 @@
 import java.math.BigDecimal;
 import java.util.Date;
 
-// @todo #504 Add integration test to ensure that price and alternative price are different
 // @todo #678 Add integration tests for price and alternative price: both or none are required
 @Getter
 @Setter

src/test/robotframework/series/sales/validation.robot

@@ -18,6 +18,12 @@ Create series sale with invalid url
 	Submit Form             id=add-series-sales-form
 	Element Text Should Be  id=url.errors  Value must be a valid URL
 
+Create series sale with the prices in the same currency
+	Select From List By Label  id=currency             USD
+	Select From List By Label  id=alt-currency         USD
+	Submit Form                id=add-series-sales-form
+	Element Text Should Be     id=alt-currency.errors  Price and alternative price must be in a different currencies
+
 Create series sale with the same seller and buyer
 	Select From List By Label  id=seller        Tommy Lee Jones
 	Select From List By Label  id=buyer         Tommy Lee Jones