this.connection.setReadTimeout(timeout);
    }

    @Override
    public void setRequestProperty(final String key, final String value) {
        if (key == null) {
            throw new NullPointerException();
        }
        final List<String> values = new ArrayList<>();
        values.add(value);
        boolean found = false;

    void testInitSecContextNullBufferNonZeroLen() throws Exception {
        SpnegoContext ctx = newContext();
        // A null buffer with non-zero len leads to NPE while slicing input
        assertThrows(NullPointerException.class, () -> ctx.initSecContext(null, 0, 1));
        verify(this.mechContext, never()).initSecContext(any(), anyInt(), anyInt());
    }

    @Test

            request.setData(null, 0, 100);

            byte[] buffer = new byte[256];

            // Should handle gracefully or throw appropriate exception
            assertThrows(NullPointerException.class, () -> request.writeBytesWireFormat(buffer, 0));
        }

        @Test
        @DisplayName("Should handle data offset beyond array bounds")
        void testDataOffsetBeyondBounds() {

        when(mockHealthResponse.isTimedOut()).thenReturn(false);
        when(mockFuture.actionGet(anyLong(), any(TimeUnit.class))).thenReturn(mockHealthResponse);

        // Should not throw NullPointerException
        try {
            // Note: We can't easily test connect() fully without mocking createClient()
            // This test verifies the null check logic indirectly

    void testGetInfoWithTypeWhenNull() {
        response = new Trans2QueryPathInformationResponse(mockConfig, FileInformation.FILE_BASIC_INFO);

        assertThrows(NullPointerException.class, () -> {
            response.getInfo(FileBasicInfo.class);
        });
    }

    @Test
    @DisplayName("Test getInfo with compatible type")
    void testGetInfoWithCompatibleType() throws Exception {

        assertEquals("Not supported", ex.getMessage());
    }

    @Test
    @DisplayName("Null delegate causes NPE")
    void nullDelegate() {
        assertThrows(NullPointerException.class, () -> {
            new FileEntryAdapterIterator(parent, null, null) {
                @Override
                protected SmbResource adapt(FileEntry e) {
                    return resource;

    void nullReference_throwsNPE() {
        // Arrange
        FileEntry e = null;
        // Act & Assert: demonstrate invalid usage results in NPE
        assertThrows(NullPointerException.class, () -> e.getName());
    }

    @Nested
    @DisplayName("Mockito stubbing for edge cases")
    class MockitoEdgeCases {
        @Test

        // Then - should not throw during construction
        assertNotNull(reqWithNull);

        // But should throw when trying to use the null path
        assertThrows(NullPointerException.class, () -> {
            reqWithNull.size();
        });
    }

    @Test
    @DisplayName("Should write consistent structure at different offsets")

        // Arrange
        nodeStatusRequest = new NodeStatusRequest(mockConfig, null);
        byte[] dst = new byte[100];

        // Act & Assert
        assertThrows(NullPointerException.class, () -> {
            nodeStatusRequest.writeBodyWireFormat(dst, 0);
        });
    }

    @Test
    void multipleWriteBodyWireFormat_shouldProduceSameResult() {
        // Arrange

        });
    }

    @Test
    @DisplayName("Should handle parsing null message bytes")
    void testNullMessageBytes() {
        // When/Then
        assertThrows(NullPointerException.class, () -> {
            new Type1Message((byte[]) null);
        });
    }

    @Test
    @DisplayName("Should create string representation")
    void testStringRepresentation() {