private PersistentMemberID createPersistentMemberID(DiskStoreID diskStoreID, long timeStamp) {
    return new PersistentMemberID(diskStoreID, null, null, timeStamp, (short) 0);
  }
GEODE-5402: This test creates a scenario where a member has two versions (based on timeStamp)
of another member. The call to getMembersToWaitFor should return that we wait for neither of
them.
geode-core/src/test/java/org/apache/geode/internal/cache/persistence/PersistenceAdvisorImplTest.java