private fun waitForConnectionShutdown(connection: RealConnection?) {
    if (connection!!.isHealthy(false)) {
      Thread.sleep(100L)
    }
    if (connection.isHealthy(false)) {
      Thread.sleep(2000L)
    }
    if (connection.isHealthy(false)) {
      throw TimeoutException("connection didn't shutdown within timeout")
    }
  }

  /**

    `OkHttpClient`.

 *  **URLConnection support has moved to the okhttp-urlconnection module.**
    If you're upgrading from 1.x, this change will impact you. You will need to
    add the `okhttp-urlconnection` module to your project and use the
    `OkUrlFactory` to create new instances of `HttpURLConnection`:

    ```java
    // OkHttp 1.x:
    HttpURLConnection connection = client.open(url);

    // OkHttp 2.x:

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

import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

/**
 * Unit tests for {@link Handler}.
 *
 * Tests the SMB URL handler implementation including:
 * - Default port configuration
 * - URL connection opening
 * - URL creation and parsing
 */
public class HandlerTest {

        assertEquals("${test}/somepath", out.getScm().getConnection());
    }

    @Test
    public void testShouldThrowExceptionOnRecursiveScmConnectionReference() throws Exception {
        var model = new Model(org.apache.maven.api.model.Model.newBuilder()
                .scm(org.apache.maven.api.model.Scm.newBuilder()
                        .connection("${project.scm.connection}/somepath")
                        .build())

     */
    protected abstract void doConnect() throws Exception;

    /* Tear down a connection. If the hard parameter is true, the diconnection
     * procedure should not initiate or wait for any outstanding requests on
     * this transport.
     */

    /**
     * Tears down the connection to the remote endpoint.
     *
     * @param hard if true, disconnect immediately without waiting for outstanding requests

        }

        model.setUrl(normalize(model.getUrl()));

        Scm scm = model.getScm();
        if (scm != null) {
            scm.setUrl(normalize(scm.getUrl()));
            scm.setConnection(normalize(scm.getConnection()));
            scm.setDeveloperConnection(normalize(scm.getDeveloperConnection()));
        }

        DistributionManagement dist = model.getDistributionManagement();
        if (dist != null) {

        assertNotNull(new Scm().toString());
    }

    @Test
    public void testToStringNotNonsense() {
        Scm scm = new Scm();
        scm.setConnection("scm:git:git://git.localdomain/model");

        String s = scm.toString();

        assertEquals("Scm {connection=scm:git:git://git.localdomain/model}", s);
    }

        ContainerNotAvailableException topException = new ContainerNotAvailableException("dbConnection", middleCause);

        assertEquals("dbConnection is not available.", topException.getMessage());
        assertEquals("dbConnection", topException.getComponentName());
        assertEquals(middleCause, topException.getCause());

        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;

// ValidateAuthFn should check authentication for the given aud.
type ValidateAuthFn func(auth string) string

// Connection will return the connection for the specified host.
// If the host does not exist nil will be returned.
func (m *Manager) Connection(host string) *Connection {
	return m.targets[host]
}

// RegisterSingleHandler will register a stateless handler that serves