isUnique RoyalandLoyal

Contexto LoyaltyProgram

evalua erroneamente

<details key="invariant_LoyaltyProgram13" value="self.memberships->collect( i_Membership : Membership | i_Membership.account )->isUnique( acc : LoyaltyAccount | acc.number )"/> 
 <details key="invariant_LoyaltyProgram15" value="self.memberships->collect( i_Membership : Membership | i_Membership.account )->isUnique( i_LoyaltyAccount : LoyaltyAccount | i_LoyaltyAccount.number )"/>

Edited Nov 28, 2019 by Jose Sebastian Sanchez Costa