*/
    @Test
    @DisplayName("Encode with null buffer throws NullPointerException")
    public void testEncodeNullBuffer() throws NdrException {
        NdrHyper hyper = new NdrHyper(5L);
        assertThrows(NullPointerException.class, () -> hyper.encode(null));
    }

    /**
     * Ensure decode throws NPE when passed a null buffer.
     */
    @Test

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.CsvSource;
import org.junit.jupiter.params.provider.ValueSource;

/**
 * Unit tests for InputValidator
 */
public class InputValidatorTest {

    @Test
    @DisplayName("Test valid buffer size validation")

    }

    @Nested
    @DisplayName("Interface Implementation Tests")
    class InterfaceImplementationTests {

        @Test
        @DisplayName("Should implement AllocInfo interface")
        void shouldImplementAllocInfo() {
            assertTrue(AllocInfo.class.isAssignableFrom(FileFsSizeInformation.class));
        }

        @Test
        @DisplayName("Should implement FileSystemInformation interface")

        }
    }

    @Nested
    @DisplayName("Result Management Tests")
    class ResultManagementTests {

        @Test
        @DisplayName("getResult should return null for success (result=0)")
        void testGetResultSuccess() {
            message.result = 0;
            assertNull(message.getResult());
        }

        @Test

import static org.mockito.Mockito.timeout;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.junit.jupiter.params.ParameterizedTest;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import jcifs.BaseTest;

/**
 * Test class for SmbException functionality
 */
@DisplayName("SmbException Tests")
class SmbExceptionTest extends BaseTest {

    @Test
    @DisplayName("Should create SmbException with NT status code")

import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;

import java.util.function.Supplier;
import java.util.stream.Stream;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;

/**
 * Test suite for DfsReferralRequestBuffer
 */
class DfsReferralRequestBufferTest {

    private DfsReferralRequestBuffer buffer;

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

        @Test
        @DisplayName("Should create buffer with simple path and referral level")
        void testConstructorWithSimplePath() {
            String path = "\\\\server\\share";

     */
    @Nested
    @DisplayName("Interface Contract Tests")
    class InterfaceTests {

        private TreeConnectResponse mockResponse;

        @BeforeEach
        void setUp() {
            mockResponse = mock(TreeConnectResponse.class);
        }

        @Test
        @DisplayName("Should return tree ID")
        void testGetTid() {
            // Given

import static org.junit.jupiter.api.Assertions.assertTrue;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.Map;
import java.util.regex.Pattern;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

/**
 * Tests for SpnegoConstants interface.
 * Verifies constant values, modifiers, types, and structural properties.
 */
class SpnegoConstantsTest {