// than 100 - TTL (should be none as we deleted identity1).
assertNull("T13", defaultCacheStore.retrieveOldestExpiredIdentity());
// Retrieve expired identities that are as old or older
// than 110 - TTL (should be identity2).
assertEquals("T14", defaultCacheStore.retrieveOldestExpiredIdentity(),
identity2);
// Retrieve expired identities that are as old or older
// than 200 - TTL (should be still identity2).
assertEquals("T15", defaultCacheStore.retrieveOldestExpiredIdentity(),