minor fix in unit tests, as a result of no longer checking for long overflows
minor fix in unit tests, as a result of no longer checking for long overflows

jeriksson/graphserver,jeriksson/graphserver,jeriksson/graphserver,brendannee/Bikesy-Backend,brendannee/Bikesy-Backend,brendannee/Bikesy-Backend,jeriksson/graphserver,brendannee/Bikesy-Backend,graphserver/graphserver,bmander/graphserver,jeriksson/graphserver,bmander/graphserver,graphserver/graphserver,brendannee/Bikesy-Backend