Method Lookup

src/leveldb/util/cache_test.cc:42–49

  ~CacheTest() { delete cache_; }

  int Lookup(int key) {
    Cache::Handle* handle = cache_->Lookup(EncodeKey(key));
    const int r = (handle == nullptr) ? -1 : DecodeValue(cache_->Value(handle));
    if (handle != nullptr) {
      cache_->Release(handle);
    }
    return r;
  }

  void Insert(int key, int value, int charge = 1) {
    cache_->Release(cache_->Insert(EncodeKey(key), EncodeValue(value), charge,