void testConstructor() {
        // Given & When
        Smb2LockResponse lockResponse = new Smb2LockResponse(mockConfig);

        // Then
        assertNotNull(lockResponse);
        // Verify it's an instance of ServerMessageBlock2Response
        assertTrue(lockResponse instanceof jcifs.internal.smb2.ServerMessageBlock2Response);
    }

    @Test
    @DisplayName("Constructor should handle null configuration")

    class InterfaceCompatibilityTests {

        @Test
        @DisplayName("Should verify AllocInfo extends FileSystemInformation")
        void testAllocInfoExtendsFileSystemInformation() {
            assertTrue(FileSystemInformation.class.isAssignableFrom(AllocInfo.class));
        }

        @Test
        @DisplayName("Should verify all implementations are AllocInfo")
        void testImplementationsAreAllocInfo() {

    assertThrows(IllegalArgumentException.class, () -> getMap().put(k1(), v0()));
    // verify that the bimap is unchanged
    expectAdded(e0());
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(ZERO)
  public void testPutPresentKeyDifferentValue() {
    getMap().put(k0(), v0());
    getMap().put(k0(), v1());
    // verify that the bimap is changed, and that the old inverse mapping
    // from v1 -> v0 is deleted

import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;

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

        String msg = "\u00A1\u00A2"; // two Unicode characters
        byte[] encoded = encodeUnicode(msg);
        assertEquals(4, encoded.length, "Encoded Unicode string should be 4 bytes");

        // Verify little-endian encoding
        assertEquals((byte) 0xA1, encoded[0], "First byte of first character");
        assertEquals((byte) 0x00, encoded[1], "Second byte of first character");

        // When
        MsrpcSamrConnect2 msrpcSamrConnect2 = new MsrpcSamrConnect2(testServer, testAccess, mockPolicyHandle);

        // Then - Use reflection to verify protected field
        Field ptypeField = DcerpcMessage.class.getDeclaredField("ptype");
        ptypeField.setAccessible(true);
        int ptypeValue = (int) ptypeField.get(msrpcSamrConnect2);

    list.add(new MockRunnable(countDownLatch), exec);
    list.add(new MockRunnable(countDownLatch), exec);
    assertEquals(3L, countDownLatch.getCount());

    list.execute();

    // Verify that all of the runnables execute in a reasonable amount of time.
    assertTrue(countDownLatch.await(1L, SECONDS));
  }

  public void testExecute_idempotent() {
    AtomicInteger runCalled = new AtomicInteger();

    void toStringMatches() {
        String s = response.toString();
        assertNotNull(s);
        assertTrue(s.startsWith("SmbComSetInformationResponse["));
        assertTrue(s.endsWith("]"));
        // Verify it contains superclass toString content
        assertTrue(s.length() > "SmbComSetInformationResponse[]".length());
    }

import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;

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

/**
 * Security-focused test cases for NtlmPasswordAuthenticator to verify timing attack resistance.
 */
public class NtlmPasswordAuthenticatorTimingAttackTest {

    private static final int TIMING_ITERATIONS = 1000;

     */
    byte[] calculateMIC(byte[] data) throws CIFSException;

    /**
     * Verifies a Message Integrity Code (MIC) for the given data.
     * @param data the data to verify
     * @param mic the MIC to verify against
     * @throws CIFSException if the MIC verification fails or an error occurs
     */
    void verifyMIC(byte[] data, byte[] mic) throws CIFSException;

    /**