}

@Test
public void testWitnessServiceDiscovery() throws Exception {
    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useWitness", "true");
    context.getConfig().setProperty("jcifs.smb.client.witnessServiceDiscovery", "true");
    
    SmbSession session = new SmbSession(context, transport);
    session.initializeWitnessSupport();
    

@Test
public void testMultiChannelThroughput() throws Exception {
    // Requires multi-NIC test environment
    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useMultiChannel", "true");
    context.getConfig().setProperty("jcifs.smb.client.maxChannels", "4");
    
    SmbFile file = new SmbFile("smb://server/share/largefile.dat", context);
    
    // Measure single channel throughput

}
```

### 8.2 Integration Tests
```java
@Test
public void testDirectoryListingCache() throws Exception {
    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useDirectoryLeasing", "true");
    
    SmbFile dir = new SmbFile("smb://server/share/testdir/", context);
    
    // First listing should hit the server
    long start1 = System.currentTimeMillis();

                    @Serial
                    private static final long serialVersionUID = 1L;

                    {
                        setProperty("foo", "foo");
                        setProperty("bar", "foo");
                    }
                }));
        assertViolations(result, 0, 0, 0);
    }

    @Test

```

### 8.2 Integration Tests
```java
@Test
public void testLeaseWithRealServer() throws Exception {
    // Requires SMB3 capable server
    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useLeases", "true");
    
    try (SmbFile file = new SmbFile("smb://server/share/test.txt", context)) {
        // Open file with lease
        file.createNewFile();
        

            version = prop.getProperty("fess.version", "0.0.0");
            final String[] values = version.split("\\.");
            majorVersion = Integer.parseInt(values[0]);
            minorVersion = Integer.parseInt(values[1]);
            productVersion = majorVersion + "." + minorVersion;
            System.setProperty("fess.version", version);
            System.setProperty("fess.product.version", productVersion);

                    }
                    final Map<String, String> ntlmParams = config.getNtlmParameters();
                    if (ntlmParams != null) {
                        ntlmParams.forEach(result::setProperty);
                    }
                }
            }
        } else if (value instanceof Hc5Authentication[]) {
            for (final Hc5Authentication auth : (Hc5Authentication[]) value) {

        String originalValue = System.getProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS);

        try {
            // Set initial value
            System.setProperty(Constants.FESS_SEARCH_ENGINE_HTTP_ADDRESS, "initial");
            assertEquals("initial", SystemUtil.getSearchEngineHttpAddress());

            // Change value and verify it's read fresh

        // Set some default test properties
        props.setProperty("jcifs.smb.client.username", "testuser");
        props.setProperty("jcifs.smb.client.password", "testpass");
        props.setProperty("jcifs.smb.client.domain", "testdomain");
        props.setProperty("jcifs.netbios.hostname", "testhost");
        props.setProperty("jcifs.netbios.scope", "");
        props.setProperty("jcifs.smb.client.connTimeout", "35000");

        String initialValue = "initial";
        System.setProperty(Constants.FESS_CONFIG_PREFIX + testKey, initialValue);

        try {
            // Get initial value
            String value1 = fessConfig.get(testKey);
            assertEquals(initialValue, value1);

            // Change system property
            String newValue = "changed";
            System.setProperty(Constants.FESS_CONFIG_PREFIX + testKey, newValue);