ReferenceEntry<K, V> newNext,
          K key) {
        ReferenceEntry<K, V> newEntry = super.copyEntry(segment, original, newNext, key);
        copyAccessEntry(original, newEntry);
        copyWriteEntry(original, newEntry);
        return newEntry;
      }
    },
    WEAK {
      @Override
      <K, V> ReferenceEntry<K, V> newEntry(
          Segment<K, V> segment, K key, int hash, @CheckForNull ReferenceEntry<K, V> next) {

    ReferenceEntry<Object, Object> entry = segment.getEntry(one, hash);
    ReferenceEntry<Object, Object> newEntry = segment.copyEntry(entry, null);
    table.set(index, newEntry);

    @SuppressWarnings("unchecked")
    LoadingValueReference<Object, Object> valueReference =
        (LoadingValueReference) newEntry.getValueReference();
    assertFalse(valueReference.futureValue.isDone());
    startSignal.countDown();

    ReferenceEntry<Object, Object> entry = segment.getEntry(one, hash);
    ReferenceEntry<Object, Object> newEntry = segment.copyEntry(entry, null);
    table.set(index, newEntry);

    @SuppressWarnings("unchecked")
    LoadingValueReference<Object, Object> valueReference =
        (LoadingValueReference) newEntry.getValueReference();
    assertFalse(valueReference.futureValue.isDone());
    startSignal.countDown();