}

type evictKeyConfigs[K comparable] struct {
	key              K
	dependentConfigs []ConfigHash
}

type lruCache[K comparable] struct {
	enableAssertions bool
	store            simplelru.LRUCache[K, cacheValue]
	// token stores the latest token of the store, used to prevent stale data overwrite.
	// It is refreshed when Clear or ClearAll are called
	token       CacheToken
	mu          sync.RWMutex

			ConfigKey{Kind: kind.DestinationRule, Name: "name", Namespace: "namespace"}.HashCode(),
		},
	}

	c := newTypedXdsCache[uint64]()

	cache := c.(*lruCache[uint64])

	assert.Equal(t, cache.store.Len(), 0)
	assert.Equal(t, cache.indexLength(), 0)

	// adding the entry populates the indexes
	c.Add(firstEntry.Key(), firstEntry, req, res)