return new NtlmHttpURLConnection((HttpURLConnection) url.openConnection());
    }

    private static URLStreamHandler getDefaultStreamHandler(final String protocol) throws IOException {
        synchronized (PROTOCOL_HANDLERS) {
            URLStreamHandler handler = (URLStreamHandler) PROTOCOL_HANDLERS.get(protocol);
            if (handler != null) {
                return handler;
            }

import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.net.URLStreamHandler;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;

/**

import java.net.URL;
import java.net.URLConnection;
import java.net.URLStreamHandler;
import java.net.URLStreamHandlerFactory;
import java.util.HashMap;
import java.util.Map;
import java.util.StringTokenizer;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSContext;

/**
 * A <code>URLStreamHandler</code> used to provide NTLM authentication

        handlersField.setAccessible(true);
        @SuppressWarnings("unchecked")
        Map<String, URLStreamHandler> handlers = (Map<String, URLStreamHandler>) handlersField.get(null);

        // Create mock HTTP handler
        URLStreamHandler httpHandler = new URLStreamHandler() {
            @Override
            protected URLConnection openConnection(URL u) throws IOException {

 */

package jcifs.smb1.smb1;

import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLStreamHandler;

/**
 * URL handler for SMB1 protocol URLs.
 */
public class Handler extends URLStreamHandler {

    static final URLStreamHandler SMB_HANDLER = new Handler();

    /**
     * Default constructor for SMB1 URL handler.
     */
    public Handler() {
    }

    }

    @Test
    @DisplayName("Should get URLStreamHandler")
    void testGetUrlHandler() {
        // Given
        URLStreamHandler mockHandler = mock(URLStreamHandler.class);
        when(mockContext.getUrlHandler()).thenReturn(mockHandler);

        // When
        URLStreamHandler handler = mockContext.getUrlHandler();

        // Then

import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.net.URLStreamHandler;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;

/**
 * Test suite for jcifs.https.Handler class.

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs;

import java.net.URLStreamHandler;

/**
 * Encapsulation of client context
 *
 *
 * A context holds the client configuration, shared services as well as the active credentials.
 *

import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import java.net.URLStreamHandler;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.BufferCache;
import jcifs.CIFSContext;

        // Test getUrlHandler() method
        // First call should create a new Handler
        URLStreamHandler handler1 = cifsContextWrapper.getUrlHandler();
        assertNotNull(handler1);
        assertTrue(handler1 instanceof Handler);

        // Second call should return the same instance
        URLStreamHandler handler2 = cifsContextWrapper.getUrlHandler();
        assertEquals(handler1, handler2);
    }