response.setDigest(mockDigest);
            response.setStatusForTest(NtStatus.NT_STATUS_ACCESS_DENIED);
            when(mockConfig.isRequireSecureNegotiate()).thenReturn(true);
            when(mockDigest.verify(buffer, 0, 100, 0, response)).thenReturn(false);

            boolean result = response.verifySignature(buffer, 0, 100);

            assertTrue(result);

        void testGetOEMBytes() {
            // Given
            Configuration mockConfig = mock(Configuration.class);
            when(mockConfig.getOemEncoding()).thenReturn("UTF-8");

            // When
            byte[] result = Strings.getOEMBytes(TEST_STRING, mockConfig);

            // Then
            assertNotNull(result, "Result should not be null");

        public int getWordCount() {
            return wordCount;
        }
    }

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        when(mockConfig.getPid()).thenReturn(12345);
    }

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

        @Test
        @DisplayName("Test constructor with config only")

        void shouldBeApplicableWhenInferOptionTrue() {
            UpgradeOptions options = mock(UpgradeOptions.class);
            when(options.infer()).thenReturn(Optional.of(true));
            when(options.all()).thenReturn(Optional.empty());

            UpgradeContext context = createMockContext(options);

        transport.server = serverData;

        smbtStatic = mockStatic(SmbTransport.class);
        smbtStatic.when(() -> SmbTransport.getSmbTransport(addr, 445, inet, 0, null)).thenReturn(transport);
        smbtStatic.when(() -> SmbTransport.getSmbTransport(addr, 445)).thenReturn(transport);
    }

    @AfterEach
    void tearDown() {
        if (smbtStatic != null) {
            smbtStatic.close();
        }
    }

    @Test

        failedChannel = new ChannelInfo("failed-channel", mockTransport, localInterface, remoteInterface);
        failedChannel.setState(ChannelState.ESTABLISHED);

        when(mockChannelManager.getLoadBalancer()).thenReturn(mockLoadBalancer);
    }

    @Test
    void testHandleFailure() {
        IOException error = new IOException("Connection failed");

        failover.handleFailure(failedChannel, error);

            // Simulate different encode return values
            when(mockChunk1.encode(any(byte[].class), anyInt())).thenReturn(20);
            when(mockChunk2.encode(any(byte[].class), anyInt())).thenReturn(24);
            when(mockChunk3.encode(any(byte[].class), anyInt())).thenReturn(22);

            SrvCopychunkCopy copy = new SrvCopychunkCopy(sourceKey, mockChunk1, mockChunk2, mockChunk3);

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        when(mockConfig.getPid()).thenReturn(1234);
        when(mockConfig.getMaximumBufferSize()).thenReturn(65535);
        when(mockConfig.getMinimumVersion()).thenReturn(DialectVersion.SMB1);
        when(mockConfig.getMaximumVersion()).thenReturn(DialectVersion.SMB311);
        response = new TestSmbComNtTransactionResponse(mockConfig);
    }

    @Test

    @BeforeEach
    void setUp() {
        // Setup buffer cache mocks with lenient stubbing
        lenient().when(mockContext.getBufferCache()).thenReturn(mockBufferCache);
        lenient().when(mockBufferCache.getBuffer()).thenReturn(new byte[8192]);
        handle = new TestDcerpcHandle(mockContext, mockBinding);
    }

    @Nested
    @DisplayName("Binding Parsing Tests")

        // Given
        byte[] buffer = new byte[10];
        int bufferIndex = 0;
        int len = 10;
        when(mockDecodable.decode(buffer, bufferIndex, len)).thenReturn(10);

        // When
        int decodedLength = mockDecodable.decode(buffer, bufferIndex, len);

        // Then
        assertEquals(10, decodedLength);