in lambda/src/main/scala/pricemigrationengine/handlers/NotificationHandler.scala [303:313]
def thereIsEnoughNotificationLeadTime(cohortSpec: CohortSpec, today: LocalDate, cohortItem: CohortItem): Boolean = {
// To help with backward compatibility with existing tests, we apply this condition from 1st Dec 2020.
if (today.isBefore(LocalDate.of(2020, 12, 1))) {
true
} else {
cohortItem.startDate match {
case Some(sd) => today.plusDays(minLeadTime(cohortSpec)).isBefore(sd)
case _ => false
}
}
}