}

    @Test
    public void test_getUserId() {
        // Test with normal user
        testUser.setName("testuser");
        assertEquals("testuser", fessUserBean.getUserId());

        // Test with another name
        testUser.setName("admin");
        assertEquals("admin", fessUserBean.getUserId());
    }

    @Test
    public void test_getPermissions() {

        super.setUp(testInfo);
        authenticationManager = new AuthenticationManager();
    }

    // Test default constructor
    @Test
    public void test_constructor() {
        AuthenticationManager manager = new AuthenticationManager();
        assertNotNull(manager);
    }

    // Test insert with no chains
    @Test
    public void test_insert_noChains() {
        User user = createTestUser("testuser");

import static org.junit.jupiter.api.Assertions.assertNotSame;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;

public class FessUserNotFoundExceptionTest extends UnitFessTestCase {

    @Test
    public void test_constructor_withValidUsername() {
        // Test with a normal username
        String username = "testuser";
        FessUserNotFoundException exception = new FessUserNotFoundException(username);

        // Assert
        assertEquals("Status of test-cluster is changed to RED.", result);
    }

    // Test constructor
    @Test
    public void test_constructor() {
        // Test that constructor creates instance without error
        PingSearchEngineJob job = new PingSearchEngineJob();
        assertNotNull(job);
    }

    // Test different cluster names
    @Test

    }

    // Test available() method
    @Test
    public void test_available_withNoneSsoType() {
        currentSsoType = Constants.NONE;
        assertFalse(ssoManager.available());
    }

    @Test
    public void test_available_withValidSsoType() {
        currentSsoType = "saml";
        assertTrue(ssoManager.available());
    }

    @Test
    public void test_available_withEmptySsoType() {

        assertEquals("org.codelibs.fess.test", events.get(0).getLoggerName());
        assertEquals("test error message", events.get(0).getMessage());
        assertNull(events.get(0).getThrowable());
    }

    @Test
    public void test_append_warnEvent_withErrorLevel() {
        final LogEvent event = createLogEvent(Level.WARN, "org.codelibs.fess.test", "test warn message");
        appender.append(event);

    }

    @Test
    public void test_delete() {
        // Test delete method
        User user = createTestUser("testuser", "password123");

        ldapChain.delete(user);

        assertEquals(user, testLdapManager.deletedUser);
        assertTrue(testLdapManager.deleteCalled);
    }

    @Test
    public void test_delete_withNullUser() {
        // Test delete with null user

  }

  @Test fun clientEmptyClose() {
    clientWriter.writeClose(0, null)
    assertData("888060b420bb")
  }

  @Test fun clientCloseWithCode() {
    clientWriter.writeClose(1001, null)
    assertData("888260b420bb635d")
  }

  @Test fun clientCloseWithCodeAndReason() {
    clientWriter.writeClose(1001, "Hello".encodeUtf8())
    assertData("888760b420bb635d68de0cd84f")
  }

            testFileId[i] = (byte) (i + 1);
        }
        testLeaseKey = new Smb2LeaseKey();
    }

    @Test
    public void testHandleInfoCreation() {
        HandleInfo info = new HandleInfo("/test/file.txt", testGuid, testFileId, HandleType.DURABLE_V2, 120000, testLeaseKey);

        assertEquals("/test/file.txt", info.getPath());
        assertEquals(testGuid, info.getCreateGuid());

    }

    @Test
    @DisplayName("Test with various file ID patterns")
    void testWithVariousFileIdPatterns() {
        // Test with all zeros
        byte[] zeroFileId = new byte[16];
        Smb2CloseRequest zeroRequest = new Smb2CloseRequest(mockConfig, zeroFileId, testFileName);
        testFileIdInRequest(zeroRequest, zeroFileId);

        // Test with all ones