@CollectionSize.Require(absent = ZERO)
  public void testRemove_present() {
    int initialSize = getMap().size();
    assertEquals("remove(present) should return the associated value", v0(), getMap().remove(k0()));
    assertEquals(
        "remove(present) should decrease a map's size by one.", initialSize - 1, getMap().size());
    expectMissing(e0());
  }

  public static MultimapBuilderWithKeys<@Nullable Object> hashKeys() {
    return hashKeys(DEFAULT_EXPECTED_KEYS);
  }

  /**
   * Uses a hash table to map keys to value collections, initialized to expect the specified number
   * of keys.
   *
   * @throws IllegalArgumentException if {@code expectedKeys < 0}
   */
  public static MultimapBuilderWithKeys<@Nullable Object> hashKeys(int expectedKeys) {

  public static MultimapBuilderWithKeys<@Nullable Object> hashKeys() {
    return hashKeys(DEFAULT_EXPECTED_KEYS);
  }

  /**
   * Uses a hash table to map keys to value collections, initialized to expect the specified number
   * of keys.
   *
   * @throws IllegalArgumentException if {@code expectedKeys < 0}
   */
  public static MultimapBuilderWithKeys<@Nullable Object> hashKeys(int expectedKeys) {

  @CollectionSize.Require(absent = ZERO)
  public void testRemove_present() {
    int initialSize = collection.size();
    assertTrue("remove(present) should return true", collection.remove(e0()));
    assertEquals(
        "remove(present) should decrease a collection's size by one.",
        initialSize - 1,
        collection.size());
    expectMissing(e0());
  }

  @CollectionSize.Require(absent = ZERO)
  public void testRemove_present() {
    int initialSize = collection.size();
    assertTrue("remove(present) should return true", collection.remove(e0()));
    assertEquals(
        "remove(present) should decrease a collection's size by one.",
        initialSize - 1,
        collection.size());
    expectMissing(e0());
  }

        try {
            generator.isTarget(docMap);
        } catch (IllegalStateException e) {
            // Expected when container is not initialized
            assertTrue(e.getMessage().contains("Not initialized"));
        }
    }

    public void test_addCondition() {
        // Test adding conditions
        generator = new TestThumbnailGenerator();

      int expectedSize) {
    return new ObjectCountLinkedHashMap<K>(expectedSize);
  }

  private static final int ENDPOINT = -2;

  /*
   * The links field is not initialized directly in the constructor, but it's initialized by init(),
   * which the superconstructor calls.
   */

  /**
   * Contains the link pointers corresponding with the entries, in the range of [0, size()). The

        super.setUp();

        // Setup FessConfig
        setupMockFessConfig();

        // Initialize QueryFieldConfig
        QueryFieldConfig queryFieldConfig = new QueryFieldConfig();
        queryFieldConfig.init();
        ComponentUtil.register(queryFieldConfig, "queryFieldConfig");

        // Initialize QueryParser
        QueryParser queryParser = new QueryParser();
        queryParser.init();

    /** ObjectMapper for JSON processing. */
    protected ObjectMapper objectMapper = new ObjectMapper();

    /**
     * Initializes the SearchLogHelper.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialize {}", this.getClass().getSimpleName());
        }
        userInfoCache = CacheBuilder.newBuilder()//

  @CollectionSize.Require(absent = ZERO)
  public void testKeySetIteratorRemove() {
    int initialSize = getNumElements();
    Iterator<K> iterator = getMap().keySet().iterator();
    iterator.next();
    iterator.remove();
    assertEquals(initialSize - 1, getMap().size());
    assertEquals(initialSize - 1, getMap().inverse().size());
  }