assertFalse(iterator.hasNext());
        assertNull(iterator.next());

        verify(resource, never()).close();
    }

    @Test
    @DisplayName("Empty iterator")
    void emptyIterator() {
        when(delegate.hasNext()).thenReturn(false);

        TestIterator iterator = new TestIterator(null);

        assertFalse(iterator.hasNext());
        assertNull(iterator.next());
    }

    @Test

    void testConstructorWithoutAndx() {
        testBlock = new TestAndXServerMessageBlock(mockConfig, (byte) 0x25);

        assertNull(testBlock.getAndx());
        assertNull(testBlock.getNext());
        assertNull(testBlock.getNextResponse());
    }

    @Test
    @DisplayName("Test constructor with null andx command")
    void testConstructorWithNullAndx() {

                  throw new AssertionFailedError();
                }));
    expectUnchanged();
  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testComputeIfAbsent_functionReturnsNullNotInserted() {
    assertNull(
        "computeIfAbsent(absent, returnsNull) should return null",
        getMap()
            .computeIfAbsent(
                k3(),
                k -> {
                  assertEquals(k3(), k);

        // Test the getResults method
        // By default, it should return null until results are set
        assertNull(response.getResults());
    }

    @Test
    void testGetLastName() {
        // Test the getLastName method
        // By default, it should return null
        assertNull(response.getLastName());
    }

    @Test
    void testGetSubCommand() {

        boolean abort = true;

        DataStoreCrawlingException exception = new DataStoreCrawlingException(url, message, cause, abort);

        assertNull(exception.getUrl());
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
        assertTrue(exception.aborted());
    }

    public void test_aborted_multipleCallsReturnSameValue() {

        assertEquals(NtStatus.NT_STATUS_UNSUCCESSFUL, ex.getNtStatus(), "Default NT status should be UNSUCCESSFUL");
        assertNull(ex.getCause(), "Cause should be null by default");
        assertNull(ex.getRootCause(), "Root cause should be null by default");
        assertTrue(ex instanceof SmbException, "Should be an SmbException subtype");
    }

    /**

        assertSame(entry.getValue(), cache.asMap().put(entry.getKey(), newValue));
        // don't let the new entry get GCed
        warmed.add(entryOf(entry.getKey(), newValue));
        Object newKey = new Object();
        assertNull(cache.asMap().put(newKey, entry.getValue()));
        // this getUnchecked() call shouldn't be a cache miss; verified below
        assertEquals(newValue, cache.getUnchecked(entry.getKey()));

    assertEquals(
        "getOrDefault(absent, def) should return the default value",
        v3(),
        getMap().getOrDefault(k3(), v3()));
  }

  public void testGetOrDefault_absentNullDefault() {
    assertNull("getOrDefault(absent, null) should return null", getMap().getOrDefault(k3(), null));
  }

  @MapFeature.Require(ALLOWS_NULL_KEY_QUERIES)
  public void testGetOrDefault_absentNull() {
    assertEquals(

        assertEquals(123, item.getId());
        assertEquals("existingword", item.getInput());
        assertNull(item.getNewInput());
    }

    public void test_getNewInput() {
        // Test getNewInput method
        ProtwordsItem item = new ProtwordsItem(1, "word");
        assertNull(item.getNewInput());

        item.setNewInput("newword");
        assertEquals("newword", item.getNewInput());
    }

        assertNotNull(facetInfo);
        assertEquals(1, facetInfo.field.length);
        assertEquals("field1", facetInfo.field[0]);
        assertEquals(0, facetInfo.query.length);
        assertNull(facetInfo.size);
        assertNull(facetInfo.minDocCount);
    }

    public void test_createFacetInfo_withOnlyQueries() {
        MockHttpServletRequest request = new MockHttpServletRequest();