String url = "smb://server/IPC$/pipeName"; // Corrected URL for named pipe
        int pipeType = 1;
        SmbPipeResource mockSmbPipeResource = mock(SmbNamedPipe.class);

        // Similar to testGetSmbResource, we cannot directly mock `new SmbNamedPipe()`.
        // We verify that no exception is thrown for a valid URL and that it attempts to create an SmbNamedPipe.

        for (int c : WinError.WINERR_CODES) {
            assertTrue(c >= 0, "Code should be non-negative: " + c);
            assertTrue(seen.add(c), "Duplicate code detected: " + c);
        }
    }

    // Simple collaborator to demonstrate interaction verification with Mockito
    interface Handler {
        void handle(int code, String message);
    }

    @Mock
    Handler handler;

    @Test

        String lang = "en";

        List<AnalyzeToken> tokens = analyzer.analyze(text, field, lang);

        assertNotNull(tokens);
        assertEquals(8, tokens.size()); // "I'm" is split into "I" and "m" by our simple tokenizer
        assertEquals("Hello", tokens.get(0).getTerm());
        assertEquals("world", tokens.get(1).getTerm());
        assertEquals("How", tokens.get(2).getTerm());

        // Assert
        verify(mockConnection).disconnect();
        // Connection should be closed after disconnect
    }

    /**
     * Test simple getter methods that should trigger the handshake.
     * We mock a simple 200 OK response to test the handshake is called.
     * @throws IOException
     */
    @Test
    void testGettersTriggerHandshake() throws IOException {
        // Arrange

 * This test class verifies the basic functionality of DirFileEntryAdapterIterator.
 * Due to the iterator's constructor calling advance() immediately, which requires
 * the adapt() method to be functional, we test the behavior using simple mock
 * scenarios that don't require complex filter setups.
 */
@ExtendWith(MockitoExtension.class)
class DirFileEntryAdapterIteratorTest {

    @Mock
    private SmbResource mockParent;

    @Mock

            }

            final Smb2QueryDirectoryResponse qr = query.getResponse();

            if (qr != null && qr.isReceived() && qr.getStatus() == NtStatus.NT_STATUS_NO_SUCH_FILE) {
                // this simply indicates an empty listing
                doClose();
                return null;
            }

            throw e;
        }
        this.fileId = createResp.getFileId();

        assertEquals("jcifs.smb", clazz.getPackageName(), "Package must match source");
        assertEquals("SessionSetupHandler", clazz.getSimpleName(), "Simple name must match source");
    }

    @Test
    @DisplayName("Interface declares no methods or fields")
    void testNoMembers() {
        // Assert

import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.Credentials;

@ExtendWith(MockitoExtension.class)
class CredentialsInternalTest {

    @Mock
    CIFSContext mockContext;

    /**
     * Simple in-test implementation of CredentialsInternal to exercise the API surface.
     * It validates inputs, records calls, and delegates some behavior to collaborators
     * so we can verify interactions.
     */

        }

        when(mockConfig.getLmHostsFileName()).thenReturn(lmhostsFile.getAbsolutePath());

        // Use getByName to trigger populate
        // Both hosts should be added in this simple case
        assertNotNull(lmhosts.getByName("HOST1", mockContext));
        assertNotNull(lmhosts.getByName("HOST2", mockContext));
    }

    @Test
    void testPopulateWithInvalidIPFormat() throws Exception {

    public Map<String, String[]> fields = new HashMap<>();

    /** The conditions. */
    public Map<String, String[]> as = new HashMap<>();

    /** The extra queries. */
    public String[] ex_q;

    /** The similar document hash. */
    public String sdh;

    @Override
    public String getQuery() {
        return q;
    }

    @Override
    public String[] getExtraQueries() {