assertEquals(2, (int) mmHeap.pollLast());
    assertEquals(1, (int) mmHeap.peek());
    assertEquals(1, (int) mmHeap.peekLast());
    assertEquals(1, (int) mmHeap.pollLast());
    assertNull(mmHeap.peek());
    assertNull(mmHeap.peekLast());
    assertNull(mmHeap.pollLast());
  }

  public void testSmallMinHeap() {
    MinMaxPriorityQueue<Integer> mmHeap = MinMaxPriorityQueue.create();
    mmHeap.add(1);
    mmHeap.add(3);

                    }));
    expectUnchanged();
  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(absent = ZERO)
  public void testMergePresentToNull() {
    assertNull(
        "Map.merge(present, value, functionReturningNull) should return null",
        getMap()
            .merge(
                k0(),
                v3(),
                (oldV, newV) -> {

        assertEquals(false, charmappingpager.isExistNextPage());
        assertEquals(25, charmappingpager.getPageSize());
        assertEquals(1, charmappingpager.getCurrentPageNumber());
        assertNull(charmappingpager.id);

        assertEquals(25, charmappingpager.getDefaultPageSize());
        assertEquals(1, charmappingpager.getDefaultCurrentPageNumber());

        charmappingpager.setAllRecordCount(999);

        assertNull(transformer.getThumbnailUrl(responseData, getDocument(data)));

        data = "<img src=\"http://example/foo.jpg\" width=\"x\" height=\"x\">";
        assertNull(transformer.getThumbnailUrl(responseData, getDocument(data)));

        data = "<img src=\"http://example/foo.jpg\" width=\"10\" height=\"100\">";
        assertNull(transformer.getThumbnailUrl(responseData, getDocument(data)));

        hash = "$H4sIAAAAAAAAAAMAAAAAAAAAAAA";
        value = "$H4sIAAAAAAAAAAMAAAAAAAAAAAA";
        assertEquals(value, documentHelper.encodeSimilarDocHash(hash));

        assertNull(documentHelper.encodeSimilarDocHash(null));
    }

    public void test_decodeSimilarDocHash() {
        DocumentHelper documentHelper = new DocumentHelper();

      }
    }
  }

  void checkEmpty(BlockingQueue<?> q) {
    try {
      assertTrue(q.isEmpty());
      assertEquals(0, q.size());
      assertNull(q.peek());
      assertNull(q.poll());
      assertNull(q.poll(0, MILLISECONDS));
      assertEquals("[]", q.toString());
      assertTrue(Arrays.equals(q.toArray(), new Object[0]));
      assertFalse(q.iterator().hasNext());
      try {

    assertEquals(v0(), getMap().replace(k0(), v0()));
    expectUnchanged();
  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testReplace_supportedAbsent() {
    assertNull(getMap().replace(k3(), v3()));
    expectUnchanged();
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUES)
  @CollectionSize.Require(absent = ZERO)

    Entry<K, V> firstEntry = iterator.next();
    Entry<K, V> secondEntry = iterator.next();
    K key = secondEntry.getKey();
    SortedMap<K, V> subMap = map.tailMap(key);
    subMap.remove(key);
    assertNull(subMap.remove(firstEntry.getKey()));
    assertEquals(map.size(), oldSize - 1);
    assertFalse(map.containsKey(key));
    assertEquals(subMap.size(), oldSize - 2);
  }

  public void testTailMapClearThrough() {

        accessResultData.setTransformerName("textTransformer");
        accessResultData.setData(null);

        final Object obj = textTransformer.getData(accessResultData);
        assertNull(obj);
    }

        QueryBuilder builder = queryCommand.convertTermQuery(queryContext, (TermQuery) query, 1.0f);
        if (text.startsWith("sort:")) {
            assertNull(builder);
        } else {
            logger.info("{} => {}", text, builder.toString());
            assertEquals(expectedClass, builder.getClass());