result = response.writeDataWireFormat(null, 0);
        assertEquals(0, result);
    }

    @Test
    @DisplayName("Test all read methods with null buffer")
    void testReadMethodsWithNullBuffer() {
        // Even with null buffer, methods should return 0 without throwing exception
        int result = response.readSetupWireFormat(null, 0, 0);
        assertEquals(0, result);

        assertTrue(result.contains("informationLevel=0x"));
        assertTrue(result.contains("003"));
    }

    @Test
    @DisplayName("Test with null buffer in read methods")
    void testReadMethodsWithNullBuffer() {
        trans2QueryFSInfo = new Trans2QueryFSInformation(config, FileSystemInformation.SMB_INFO_ALLOCATION);

        // All read methods should handle null buffer gracefully by returning 0

        int actualInfoLevel = SMBUtil.readInt2(buffer, 2);
        assertEquals(expectedMappedValue, actualInfoLevel);
    }

    @Test
    @DisplayName("Test with null buffer in read methods")
    void testReadMethodsWithNullBuffer() {
        trans2SetFileInfo = new Trans2SetFileInformation(config, TEST_FID, mockFileInfo);

        // All read methods should handle null buffer gracefully