Function test

src/iocore/hostdb/test_RefCountCache.cc:201–280

}

int
test()
{
  // Initialize IOBufAllocator
  Layout::create();
  init_diags("", nullptr);
  RecProcessInit();
  ink_event_system_init(EVENT_SYSTEM_MODULE_PUBLIC_VERSION);

  int ret = 0;

  printf("Starting tests\n");

  printf("Testing refcounts\n");
  ret |= testRefcounting();
  printf("refcount ret %d\n", ret);

  // Initialize our cache
  int                           cachePartitions = 4;
  RefCountCache<ExampleStruct> *cache           = new RefCountCache<ExampleStruct>(cachePartitions);
  printf("Created...\n");

  LoadRefCountCacheFromPath<ExampleStruct>(*cache, "/tmp/hostdb_cache", ExampleStruct::unmarshall);
  printf("Cache started...\n");
  int numTestEntries = 10000;

  // See if anything persisted across the restart
  ret |= verifyCache(cache, 0, numTestEntries);
  printf("done verifying startup\n");

  // Clear the cache
  cache->clear();
  ret |= cache->count() != 0;
  printf("clear %d\n", ret);

  // fill it
  printf("filling...\n");
  fillCache(cache, 0, numTestEntries);
  printf("filled...\n");

  // Verify that it has items
  printf("verifying...\n");
  ret |= verifyCache(cache, 0, numTestEntries);
  printf("verified %d\n", ret);

  // Verify that we can alloc() with no extra space
  printf("Alloc item idx 1\n");
  ExampleStruct *tmp = ExampleStruct::alloc();
  cache->put(static_cast<uint64_t>(1), tmp);
  tmp->idx = 1;

  Ptr<ExampleStruct> tmpAfter = cache->get(static_cast<uint64_t>(1));
  printf("Item after (ret=%d) %d %d\n", ret, 1, tmpAfter->idx);
  // Verify every item in the cache
  ret |= verifyCache(cache, 0, numTestEntries);
  printf("verified entire cache ret=%d\n", ret);

  // Grab a pointer to item 1