RequestHeaderCQ cq = new RequestHeaderCQ();
        if (queryLambda != null) {
            queryLambda.callback(cq);
        }
        FilterAggregationBuilder builder = regFilterA(name, cq.getQuery());
        if (opLambda != null) {
            opLambda.callback(builder);
        }
        if (aggsLambda != null) {
            RequestHeaderCA ca = new RequestHeaderCA();
            aggsLambda.callback(ca);

        @DisplayName("Should handle null buffer in read operations")
        void testReadOperationsWithNullBuffer() {
            // Read operations return 0 when given null buffer - no exceptions thrown
            assertEquals(0, response.readSetupWireFormat(null, 0, 0));
            assertEquals(0, response.readParametersWireFormat(null, 0, 0));

            // readDataWireFormat will throw when accessing null buffer

                null, // effectiveModel is null
                null, // rawModel is null
                createMockModel("com.example", "test-project", "1.0.0") // fileModel is available
                );

        String projectId = (String) extractProjectIdMethod.invoke(null, mockResult);

        assertNotNull(projectId, "Project ID should not be null");
        assertEquals(

    @BeforeEach
    void setUp() {
        handler = new Handler(null);
    }

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create handler with null context")
        void testConstructorWithNullContext() {
            // When
            Handler testHandler = new Handler(null);

            // Then
            assertNotNull(testHandler);

        if (type == int.class) {
            final Integer i = IntegerConversionUtil.toInteger(o);
            if (i != null) {
                return i;
            }
            return Integer.valueOf(0);
        } else if (type == double.class) {
            final Double d = DoubleConversionUtil.toDouble(o);
            if (d != null) {
                return d;
            }
            return Double.valueOf(0);

   */

  /**
   * Creates a new instance with {@code null} as its detail message and no cause.
   *
   * @deprecated Prefer {@linkplain ExecutionError(Error)} a constructor that accepts a cause: Users
   *     of this class typically expect for instances to have a non-null cause. At the moment, you
   *     can <i>usually</i> still preserve behavior by passing an explicit {@code null} cause. Note,

        @DisplayName("renameTo should throw NullPointerException for null destination")
        void testRenameTo_NullDestination() throws CIFSException {
            // Given
            doThrow(new NullPointerException("dest argument is null")).when(mockResource).renameTo(null);

            // When/Then
            assertThrows(NullPointerException.class, () -> mockResource.renameTo(null),

    Predicate<@Nullable Integer> isNull = Predicates.equalTo(null);
    assertTrue(isNull.apply(null));
    assertFalse(isNull.apply(1));
  }

  public void testIsEqualToNull_equality() {
    new EqualsTester()
        .addEqualityGroup(
            Predicates.<@Nullable Integer>equalTo(null),
            Predicates.<@Nullable Integer>equalTo(null))
        .addEqualityGroup(Predicates.equalTo(1))

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setId_NotEqual(String id) {
        setId_NotTerm(id, null);
    }

    public void setId_NotTerm(String id) {
        setId_NotTerm(id, null);
    }

    public void setId_NotEqual(String id, ConditionOptionCall<BoolQueryBuilder> opLambda) {

        ThumbnailQueueCQ cq = new ThumbnailQueueCQ();
        if (queryLambda != null) {
            queryLambda.callback(cq);
        }
        FilterAggregationBuilder builder = regFilterA(name, cq.getQuery());
        if (opLambda != null) {
            opLambda.callback(builder);
        }
        if (aggsLambda != null) {
            ThumbnailQueueCA ca = new ThumbnailQueueCA();
            aggsLambda.callback(ca);