// Close the authenticator
        auth.close();

        assertTrue(auth.isClosed());

        // Closing again should not throw exception
        auth.close(); // idempotent

        // All operations should throw IllegalStateException
        assertThrows(IllegalStateException.class, () -> auth.getPassword());

            }
        } catch (final CrawlerSystemException e) {
            CloseableUtil.closeQuietly(responseData);
            throw e;
        } catch (final SmbException e) {
            CloseableUtil.closeQuietly(responseData);
            throw new CrawlingAccessException("Could not access " + uri, e);
        }

        return responseData;
    }

    /**

    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String username = "nonexistentuser";

        try {
            throw new FessUserNotFoundException(username);
        } catch (FessUserNotFoundException e) {
            assertEquals("User is not found: nonexistentuser", e.getMessage());
            assertNull(e.getCause());

    } catch (TimeoutException expected) {
    } catch (ExecutionException e) {
      throw new AssertionError(e);
    }
  }

  static void verifyTimedGetOnPendingFuture(Future<?> future) {
    try {
      getUninterruptibly(future, 0, SECONDS);
      fail();
    } catch (TimeoutException expected) {
    } catch (ExecutionException e) {
      throw new AssertionError(e);
    }
  }

        try (CurlResponse curlResponse = dictionaryManager.getContentResponse(this)) {
            reload(updater, curlResponse.getContentAsStream());
        } catch (final IOException e) {
            throw new DictionaryException("Failed to parse " + path, e);
        }
    }

    /**
     * Reloads the synonym dictionary from an input stream.
     *
     * @param updater An optional updater to apply changes.

    Map<String, @Nullable Integer> map = new HashMap<>();
    map.put("One", 1);
    map.put("Three", 3);
    map.put("Null", null);
    Function<String, @Nullable Integer> function = Functions.forMap(map);

    assertEquals(1, function.apply("One").intValue());
    assertEquals(3, function.apply("Three").intValue());
    assertNull(function.apply("Null"));

  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  public void testRemoveAll_unsupportedEmptyCollection() {
    try {
      assertFalse(
          "removeAll(emptyCollection) should return false or throw "
              + "UnsupportedOperationException",
          collection.removeAll(MinimalCollection.of()));
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

        if (buf.dec_ndr_small() != 5 || buf.dec_ndr_small() != 0) {
            throw new NdrException("DCERPC version not supported");
        }
        this.ptype = buf.dec_ndr_small();
        this.flags = buf.dec_ndr_small();
        if (buf.dec_ndr_long() != 0x00000010) { /* Little-endian / ASCII / IEEE */
            throw new NdrException("Data representation not supported");
        }

        } catch (final InstantiationException e) {
            throw new InstantiationRuntimeException(constructor.getDeclaringClass(), e);
        } catch (final IllegalAccessException e) {
            throw new IllegalAccessRuntimeException(constructor.getDeclaringClass(), e);
        } catch (final InvocationTargetException e) {
            throw new InvocationTargetRuntimeException(constructor.getDeclaringClass(), e);
        }

  @Override
  abstract ImmutableSet<Cell<R, C, V>> createCellSet();

  @Override
  final UnmodifiableIterator<Cell<R, C, V>> cellIterator() {
    throw new AssertionError("should never be called");
  }

  @Override
  final Spliterator<Cell<R, C, V>> cellSpliterator() {
    throw new AssertionError("should never be called");
  }

  @Override
  public ImmutableCollection<V> values() {