private static final byte[] NODE = { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF };

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

        @Test
        @DisplayName("Constructor with rpc.uuid_t should copy all fields correctly")
        void testConstructorWithRpcUuidT() {
            // Arrange
            rpc.uuid_t rpcUuid = new rpc.uuid_t();

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

import org.junit.jupiter.api.Test;

import jcifs.Configuration;

class AvSingleHostTest {

    /**
     * Test constructor AvSingleHost(byte[] raw).
     * Should correctly parse the raw bytes.
     */
    @Test
    void testAvSingleHostRawConstructor() {
        byte[] rawData = new byte[48]; // 8 (size/zero) + 8 (customData) + 32 (machineId)

    @Nullable Node<K, V> previous;

    /** Constructs a new iterator over all values for the specified key. */
    ValueForKeyIterator(@ParametricNullness K key) {
      this.key = key;
      KeyList<K, V> keyList = keyToKeyList.get(key);
      next = (keyList == null) ? null : keyList.head;
    }

    /**
     * Constructs a new iterator over all values for the specified key starting at the specified

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;

import org.junit.jupiter.api.Test;

class AvChannelBindingsTest {

    /**
     * Test that the constructor correctly initializes with a valid channel binding hash.
     */
    @Test
    void testConstructorWithValidHash() {
        byte[] testHash = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };

    void testConstructor() {
        // Verify that the id and attributes are correctly set by the constructor
        assertEquals(sidMock, pacSidAttributes.getId(), "The SID should match the one provided in the constructor.");
        assertEquals(attributes, pacSidAttributes.getAttributes(), "The attributes should match the ones provided in the constructor.");
    }

    /**
     * Test method for {@link jcifs.pac.PacSidAttributes#getId()}.
     */

    }

    /**
     * Test constructor with O_CREAT flag.
     */
    @Test
    void testConstructor_CreateAndOpen() {
        int flags = SmbFile.O_CREAT;
        smbComOpenAndX = new SmbComOpenAndX(fileName, access, flags, andx);
        assertEquals(0x11, smbComOpenAndX.openFunction); // OPEN_FN_CREATE | OPEN_FN_OPEN
    }

    /**
     * Test constructor with no special flags.
     */
    @Test

class Smb2ConstantsTest {

    @Test
    @DisplayName("Should have private constructor to prevent instantiation")
    void testPrivateConstructor() throws Exception {
        // Verify constructor is private
        Constructor<Smb2Constants> constructor = Smb2Constants.class.getDeclaredConstructor();
        assertTrue(Modifier.isPrivate(constructor.getModifiers()), "Constructor should be private");

        // Test constructor with message only
        String message = "SSO login failed";
        SsoLoginException exception = new SsoLoginException(message);

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause

        // Test constructor with message only
        String message = "LDAP operation failed";
        LdapOperationException exception = new LdapOperationException(message);

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause

    public void test_constructor_withNullMessage() {
        // Test constructor with null message
        ScriptEngineException exception = new ScriptEngineException(null);

        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withNullMessageAndCause() {
        // Test constructor with null message and null cause