func (ps *PushContext) SetDestinationRulesForTesting(configs []config.Config) {
	ps.setDestinationRules(configs)
}

// sortConfigBySelectorAndCreationTime sorts the list of config objects based on priority and creation time.
func sortConfigBySelectorAndCreationTime(configs []config.Config) []config.Config {
	creationTimeComparator := sortByCreationComparator(configs)