}


  public void testInvalidate_empty() {
    for (LoadingCache<Object, Object> cache : caches()) {
      cache.getUnchecked("a");
      cache.getUnchecked("b");
      cache.invalidate("a");
      cache.invalidate("b");
      cache.invalidate(0);
      checkEmpty(cache);
    }
  }

  public void testInvalidateAll_empty() {
    for (LoadingCache<Object, Object> cache : caches()) {
      cache.getUnchecked("a");

  }


  public void testInvalidate_empty() {
    for (LoadingCache<Object, Object> cache : caches()) {
      cache.getUnchecked("a");
      cache.getUnchecked("b");
      cache.invalidate("a");
      cache.invalidate("b");
      cache.invalidate(0);
      checkEmpty(cache);
    }
  }

  public void testInvalidateAll_empty() {
    for (LoadingCache<Object, Object> cache : caches()) {
      cache.getUnchecked("a");

  }

  /**
   * @since 12.0
   */
  @Override
  public void putAll(Map<? extends K, ? extends V> m) {
    delegate().putAll(m);
  }

  @Override
  public void invalidate(Object key) {
    delegate().invalidate(key);
  }

  /**
   * @since 11.0
   */
  @Override
  // For discussion of <? extends Object>, see getAllPresent.
  public void invalidateAll(Iterable<? extends Object> keys) {

        // Simulate file addition
        directoryLeaseManager.handleDirectoryChange(directoryPath, "newfile.txt", DirectoryChangeNotifier.DirectoryChangeType.FILE_ADDED);

        // Cache should be invalidated
        assertFalse(cacheEntry.isComplete());

        // Step 9: Test lease break
        // Re-populate cache
        directoryLeaseManager.updateDirectoryCache(directoryPath, files);

        }
        buf.readOctetArray(contextHandle, 0, 20);
    }

    /**
     * Checks if the context handle has been invalidated (all zeros).
     * A successful unregistration typically results in a zeroed context handle.
     *
     * @return true if the context handle has been invalidated
     */
    public boolean isContextHandleInvalidated() {
        if (contextHandle == null) {
            return true;

    for (int i = 0; i < 10; i++) {
      cache.invalidate(keyPrefix + i);
      assertWithMessage("key: %s%s", keyPrefix, i)
          .that(cache.getUnchecked(keyPrefix + i))
          .isEqualTo(i + shift2);
    }
    assertThat(CacheTesting.expirationQueueSize(cache)).isEqualTo(10);
    assertThat(removalListener.getCount()).isEqualTo(10); // these are the invalidated ones

    // old timeouts must expire after this wait

    assertThat(cache.getIfPresent(5)).isEqualTo(5);
  }

  @Test
  public void invalidate() {
    Cache<Integer, Integer> cache = CacheBuilder.newBuilder().build();

    cache.put(654, 2675);
    cache.put(2456, 56);
    cache.put(2, 15);

    cache.invalidate(654);

    assertThat(cache.asMap().containsKey(654)).isFalse();
    assertThat(cache.asMap().containsKey(2456)).isTrue();

    @MethodSource("invalidNamesAndFilterFlag")
    void invalidNames_areSkipped_andNextValidReturned(String invalidName, boolean useFilter) throws Exception {
        SmbFile parent = newParent();

        FileEntry invalid = entry(invalidName, SmbConstants.TYPE_SHARE);
        FileEntry valid = entry("ok", SmbConstants.TYPE_SHARE);

   *
   * <p>If {@code node} is removed from the graph after this method is called, the {@code Set}
   * {@code view} returned by this method will be invalidated, and will throw {@code
   * IllegalStateException} if it is accessed in any way, with the following exceptions:
   *
   * <ul>
   *   <li>{@code view.equals(view)} evaluates to {@code true} (but any other {@code equals(...)}

        entry.updateChild("file1.txt", 1024L, 1000L, false, 0x20, 500L, 800L);
        entry.updateChild("file2.txt", 2048L, 2000L, false, 0x20, 600L, 900L);
        entry.markComplete();

        // Invalidate the cache
        entry.invalidate();

        assertFalse(entry.isComplete());
        assertTrue(entry.hasChanges());
        assertTrue(entry.getChildren().isEmpty());
    }

    @Test