void connectWrapException_wrapsToSmbException(SmbResourceLocatorImpl loc, Exception thrown) throws Exception {
        // Arrange: spy on instance to force connect() failure with specific exception
        CIFSContext ctx = mock(CIFSContext.class);
        SmbTreeConnectionTrace trace = Mockito.spy(new SmbTreeConnectionTrace(ctx));
        doThrow(thrown).when(trace).connect(loc);

            when(mockDeferredBuffer.dec_ndr_long()).thenReturn(-1); // Invalid _name_buffers

            // When/Then: Should throw exception
            NdrException thrown = assertThrows(NdrException.class, () -> entry.decode(mockNdrBuffer));
            assertEquals(NdrException.INVALID_CONFORMANCE, thrown.getMessage());
        }
    }

    @Nested
    @DisplayName("SamrSamArray Tests")
    class SamrSamArrayTests {

        // When/Then: Should throw last exception
        IOException thrown = assertThrows(IOException.class, () -> poolSpy.getSmbTransport(ctx, "failing.server", 445, false, false));
        assertSame(secondException, thrown);

        // Verify fail counts incremented
        assertEquals(1, pool.failCounts.get("10.0.0.1"));

        void testGetTransportContext() throws Exception {
            DcerpcPipeHandle handle = createMockedDcerpcPipeHandle();
            assertEquals(mockContext, handle.getTransportContext());
        }

        @Test
        @DisplayName("Should return correct server name")
        void testGetServer() throws Exception {
            DcerpcPipeHandle handle = createMockedDcerpcPipeHandle();

        when(dest.getAttributes()).thenReturn(SmbConstants.ATTR_ARCHIVE); // no READONLY bit

        // Act + Assert
        SmbAuthException thrown =
                assertThrows(SmbAuthException.class, () -> SmbCopyUtil.openCopyTargetFile(dest, SmbConstants.ATTR_NORMAL, false));
        assertSame(authEx, thrown, "Should rethrow the same SmbAuthException instance");
        verify(dest, times(1)).getAttributes();

     *
     * @return the NTLM challenge from the domain controller
     * @throws SmbException if an SMB error occurs
     * @throws UnknownHostException if the domain controller cannot be resolved
     */
    public static NtlmChallenge getChallengeForDomain() throws SmbException, UnknownHostException {
        if (DOMAIN == null) {
            throw new SmbException("A domain was not specified");
        }
        synchronized (DOMAIN) {

  @CanIgnoreReturnValue
  public static <V extends @Nullable Object> V getUninterruptibly(Future<V> future)
      throws ExecutionException {
    try {
      return future.get();
    } catch (InterruptedException e) {
      // Should never be thrown in GWT but play it safe
      throw new IllegalStateException(e);
    }
  }

   * added.
   *
   * @throws NullPointerException if {@code exceptions} is null
   * @throws IllegalArgumentException if {@code exceptions} is empty
   */
  static RuntimeException create(Collection<? extends Throwable> exceptions) {
    if (exceptions.size() == 0) {
      throw new IllegalArgumentException("Can't create an ExceptionCollection with no exceptions");
    }

    @Test
    void testDfsImplConstructor() {
        // The constructor is called in setUp(), so if no exception is thrown, this test passes.
        assertNotNull(dfsImpl);
    }

    // Tests for isTrustedDomain
    @Test
    void testIsTrustedDomain_DfsDisabled() throws SmbAuthException {
        // Scenario: DFS is disabled in the configuration.
        when(mockConfig.isDfsDisabled()).thenReturn(true);

    }

    public void test_execute_withException() {
        // Create mock SearchEngineClient that throws exception
        searchEngineClient = new SearchEngineClient() {
            @Override
            public long deleteByQuery(String index, QueryBuilder query) {
                throw new RuntimeException("Delete operation failed");
            }
        };