assertEquals(Integer.MAX_VALUE, request3.getContextType());
        }

        @Test
        @DisplayName("Should verify interface is Encodable")
        void testEncodableInterface() {
            NegotiateContextRequest request = new TestNegotiateContextRequest(1);

            // Verify the interface extends Encodable
            assertNotNull(request);
            assertTrue(request instanceof jcifs.Encodable);
        }

        filter.doFilter(request, response, filterChain);

        verify(response).setStatus(HttpServletResponse.SC_UNAUTHORIZED);
        verify(response).setHeader("WWW-Authenticate", "NTLM");
        verify(response).addHeader("WWW-Authenticate", "Basic realm=\"TestRealm\"");
        verify(filterChain, never()).doFilter(any(), any());
    }

    @Test

 */
class ResolverTypeTest {

    /**
     * Tests that all expected enum constants exist.
     */
    @Test
    void testEnumConstants() {
        // Verify that each enum constant exists and can be referenced
        assertNotNull(ResolverType.RESOLVER_WINS, "RESOLVER_WINS should not be null.");
        assertNotNull(ResolverType.RESOLVER_BCAST, "RESOLVER_BCAST should not be null.");

        // Create exception with default constructor
        TransportException exception = new TransportException();

        // Verify the exception is created and has no message
        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());

        // Verify it's an instance of CIFSException
        assertTrue(exception instanceof CIFSException);
    }

    @Test

            mockedNtlmAuthenticator.verify(NtlmAuthenticator::getDefault);
            mockedNtlmAuthenticator.verify(
                    () -> NtlmAuthenticator.requestNtlmPasswordAuthentication(eq(mockNtlmAuthenticator), eq("locationHint"), eq(null)));
            verify(mockRenewableCredentials, never()).renew(); // Ensure renewable path was not taken
        }
    }

import static org.junit.jupiter.api.Assertions.fail;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import java.util.HashMap;

import javax.security.auth.Subject;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.NameCallback;

        try (SamrPolicyHandle handle = new SamrPolicyHandle(mockHandle, server, access)) {
            assertNotNull(handle);
            // Verify that sendrecv was called with MsrpcSamrConnect4
            verify(mockHandle, times(1)).sendrecv(any(MsrpcSamrConnect4.class));
            verify(mockHandle, never()).sendrecv(any(MsrpcSamrConnect2.class));
        }
    }

    @Test
    void testConstructor_NullServer() throws IOException {

        // Verify bytes written (encode returns 40, which includes 4 padding bytes)
        assertEquals(40, bytesWritten);

        // Create a new FileBasicInfo and decode to verify encoding
        FileBasicInfo decoded = new FileBasicInfo();
        decoded.decode(buffer, startIndex, 36); // decode only reads 36 bytes

        // Verify the values match after round-trip

        // Verify constructor invoked acquire once
        verify(treeConnection, times(1)).acquire();

        // getConfig delegates
        when(treeConnection.getConfig()).thenReturn(config);
        assertSame(config, handle.getConfig());
        verify(treeConnection).getConfig();

        // isConnected delegates

        // Execute
        List<FileNotifyInformation> result = watchHandle.watch();

        // Verify
        assertNotNull(result);
        assertEquals(3, result.size());
        assertEquals(fileNotifyInfo1, result.get(0));
        assertEquals(fileNotifyInfo2, result.get(1));
        assertEquals(fileNotifyInfo3, result.get(2));
        verify(watchHandle, times(1)).watch();
    }

    /**