testConcurrentLoading(CacheBuilder.newBuilder());
  }

  private static void testConcurrentLoading(CacheBuilder<Object, Object> builder)
      throws InterruptedException {
    testConcurrentLoadingDefault(builder);
    testConcurrentLoadingNull(builder);
    testConcurrentLoadingUncheckedException(builder);
    testConcurrentLoadingCheckedException(builder);
  }