given:
        long now = System.currentTimeMillis()
        long fiveDaysAgo = now - TimeUnit.DAYS.toMillis(5)
        def cacheEntries = [
            createCacheEntry(now),
            createCacheEntry(now),
            createCacheEntry(now),
            createCacheEntry(fiveDaysAgo),
        ]

        when:
        cleanupAction.clean(cleanableStore, progressMonitor)

        then:
        cacheEntries[0].assertExists()