DcerpcException thrown = assertThrows(DcerpcException.class, () -> {
            dcerpcBinding.setOption("endpoint", endpoint);
        }, "Should throw DcerpcException for invalid endpoint format.");

        assertTrue(thrown.getMessage().contains("Bad endpoint"), "Exception message should indicate a bad endpoint.");
    }

    @Test
    void testSetOptionOtherKey() throws DcerpcException {

  public void testToString_misbehaving() throws Exception {
    assertThat(
            new AbstractFuture<Object>() {
              @Override
              public String pendingToString() {
                throw new RuntimeException("I'm a misbehaving implementation");
              }
            }.toString())
        .matches(
            "[^\\[]+\\[status=PENDING, info=\\[Exception thrown from implementation: "

     * {@link SmbFile#getAttributes()} throws it.
     * @throws SmbException if an SMB error occurs.
     */
    @Test
    void testAccept_ThrowsSmbException() throws SmbException {
        // Given a filter
        dosFileFilter = new DosFileFilter("*.*", SmbFile.ATTR_ARCHIVE);
        // and a mock file that throws an exception when getAttributes is called

   * performance for unescaped strings (as measured by {@code CharEscapersBenchmark}).
   *
   * @param string the literal string to be escaped
   * @return the escaped form of {@code string}
   * @throws NullPointerException if {@code string} is null
   * @throws IllegalArgumentException if invalid surrogate characters are encountered
   */
  @Override
  public String escape(String string) {
    checkNotNull(string);
    int end = string.length();

        CIFSException thrown = assertThrows(CIFSException.class, () -> {
            watchHandle.close();
        });

        assertEquals("Failed to close handle", thrown.getMessage());
        verify(watchHandle, times(1)).close();
    }

    /**
     * Test AutoCloseable behavior with try-with-resources
     */
    @Test
    void testAutoCloseable() throws CIFSException {

    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 {

        RuntimeException thrown = assertThrows(RuntimeException.class, supplier::get);
        assertInstanceOf(SmbUnsupportedOperationException.class, thrown.getCause());
        assertEquals("boom", thrown.getCause().getMessage());
        verify(supplier, times(1)).get();
        verifyNoMoreInteractions(supplier);
    }

    @Test
    @DisplayName("No collaborator interaction occurs if exception is thrown beforehand")

     *
     * @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) {

            // Should either throw exception or fail gracefully after close
            try {
                digest.sign(data, 0, data.length, request, response);
                // If no exception is thrown, the operation should have been no-op or handled gracefully
                assertTrue(true, "Sign operation after close should either throw exception or handle gracefully");