URL url = new URL("gcs://mybucket/path/to/object.txt");
        Handler handler = new Handler();
        URLConnection conn = handler.openConnection(url);

        assertTrue(conn instanceof Handler.GcsURLConnection);
        Handler.GcsURLConnection gcsConn = (Handler.GcsURLConnection) conn;

        // Use reflection to access private fields for testing
        assertEquals("mybucket", getField(gcsConn, "bucketName"));

        URL url = new URL("storage://mybucket/path/to/object.txt");
        Handler handler = new Handler();
        URLConnection conn = handler.openConnection(url);

        assertTrue(conn instanceof Handler.StorageURLConnection);
        Handler.StorageURLConnection storageConn = (Handler.StorageURLConnection) conn;

        // Use reflection to access private fields for testing
        assertEquals("mybucket", getField(storageConn, "bucketName"));

     *
     * @param conn
     *            {@link JarURLConnection}. Must not be {@literal null}.
     * @return {@link JarFile}
     */
    public static JarFile getJarFile(final JarURLConnection conn) {
        assertArgumentNotNull("conn", conn);

        try {
            return conn.getJarFile();
        } catch (final IOException e) {

     */
    private void mockResponse(HttpURLConnection conn, int code, String message, Map<String, List<String>> headers, InputStream stream)
            throws IOException {
        if (conn == null)
            return;

        String statusLine = "HTTP/1.1 " + code + " " + message;
        when(conn.getResponseCode()).thenReturn(code);
        when(conn.getResponseMessage()).thenReturn(message);

        for (final SmbTransportImpl conn : this.connections) {
            if (conn.matches(address, port, localAddr, localPort, hostName)
                    && (tc.getConfig().getSessionLimit() == 0 || conn.getNumSessions() < tc.getConfig().getSessionLimit())) {
                try {
                    if (conn.isFailed() || connectedOnly && conn.isDisconnected()) {
                        continue;

        URL url = new URL(null, "smb://example-host/share/", new Handler());

        // Act
        URLConnection conn = handler.openConnection(url);

        // Assert
        assertNotNull(conn);
        assertTrue(conn instanceof SmbFile, "Connection should be an instance of SmbFile");
        SmbFile file = (SmbFile) conn;
        assertEquals(url, file.getURL(), "Returned SmbFile should wrap the given URL");

 *
 */
class SmbTreeConnectionTrace extends SmbTreeConnection {

    SmbTreeConnectionTrace(final CIFSContext ctx) {
        super(ctx);
    }

    SmbTreeConnectionTrace(final SmbTreeConnection conn) {
        super(conn);
    }

    @Override
    protected void finalize() throws Throwable {
        checkRelease();
    }

import org.apache.http.conn.DnsResolver;
import org.apache.http.conn.HttpClientConnectionManager;
import org.apache.http.conn.routing.HttpRoutePlanner;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.LayeredConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.NoopHostnameVerifier;

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.client.http.conn;

import java.net.InetAddress;
import java.net.UnknownHostException;

import org.dbflute.utflute.core.PlainTestCase;

public class IdnDnsResolverTest extends PlainTestCase {

    public void test_toAscii() {

        // Arrange - Create URL with handler
        URL url = new URL(null, "smb://host/share", handler);

        // Act
        URLConnection conn = handler.openConnection(url);

        // Assert
        assertNotNull(conn);
        assertTrue(conn instanceof SmbFile);
    }

    @Test
    @DisplayName("openConnection throws NPE for null URL")
    void testOpenConnectionWithNullUrl() {
        // Act & Assert