* the edge connecting the two nodes.
   */
  @CanIgnoreReturnValue
  @Nullable V removeSuccessor(N node);

  /**
   * Add {@code node} as a predecessor to the origin node. In the case of an undirected graph, it
   * also becomes a successor. Associates {@code value} with the edge connecting the two nodes.
   */
  void addPredecessor(N node, V value);

  /**

      assertThat(result0).isEqualTo(plan1.connection)
    }

    taskFaker.runTasks()
    assertEvents(
      "take plan 0",
      "plan 0 TCP connecting...",
      "plan 0 TCP connected",
      "plan 0 TLS connecting...",
      "plan 0 needs follow-up",
      "plan 1 TCP connecting...",
      "plan 1 TCP connected",
      "plan 1 TLS connecting...",
      "plan 1 TLS connected",
    )

    return null
  }

  /** Returns the connection to use, which might be different from [connection]. */
  override fun handleSuccess(): RealConnection {
    call.client.routeDatabase.connected(route)

    val connection = this.connection!!
    connection.connectionListener.connectEnd(connection, route, call)

    // If we raced another call connecting to this host, coalesce the connections. This makes for

# Testing WebSockets { #testing-websockets }

You can use the same `TestClient` to test WebSockets.

For this, you use the `TestClient` in a `with` statement, connecting to the WebSocket:

{* ../../docs_src/app_testing/tutorial002_py39.py hl[27:31] *}

/// note

For more details, check Starlette's documentation for <a href="https://www.starlette.dev/testclient/#testing-websocket-sessions" class="external-link" target="_blank">testing WebSockets</a>.

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.dcerpc.msrpc;

/**
 * MSRPC implementation for connecting to the SAM service.
 * This class provides functionality to establish a connection to the
 * Security Account Manager (SAM) database using the SAMR RPC interface.
 */
public class MsrpcSamrConnect2 extends samr.SamrConnect2 {

    /**

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.dcerpc.msrpc;

/**
 * MSRPC implementation for connecting to the SAM service (version 4).
 * This class provides functionality to establish a connection to the
 * Security Account Manager (SAM) database using the SAMR RPC interface version 4.
 */
public class MsrpcSamrConnect4 extends samr.SamrConnect4 {

    /**

import java.io.Closeable
import java.io.IOException
import java.util.concurrent.LinkedBlockingDeque
import okhttp3.internal.concurrent.TaskFaker
import okhttp3.internal.connection.RealConnection
import okhttp3.internal.connection.RoutePlanner
import okhttp3.internal.connection.RoutePlanner.ConnectResult

class FakeRoutePlanner(
  val factory: TestValueFactory = TestValueFactory(),
  val taskFaker: TaskFaker = factory.taskFaker,

  val failedRoutes: Set<Route>
    @Synchronized get() = _failedRoutes.toSet()

  /** Records a failure connecting to [failedRoute]. */
  @Synchronized fun failed(failedRoute: Route) {
    _failedRoutes.add(failedRoute)
  }

  /** Records success connecting to [route]. */
  @Synchronized fun connected(route: Route) {
    _failedRoutes.remove(route)
  }

import com.google.common.collect.UnmodifiableIterator;
import java.util.AbstractSet;
import java.util.Map;
import org.jspecify.annotations.Nullable;

/**
 * A class to represent the set of edges connecting an (implicit) origin node to a target node.
 *
 * <p>The {@link #nodeToOutEdge} map means this class only works on networks without parallel edges.
 * See {@link MultiEdgesConnecting} for a class that works with parallel edges.

   *       <ul>
   *         <li>{@code edges()}: Stable order
   *         <li>{@code adjacentNodes(node)}: Connecting edge insertion order
   *         <li>{@code predecessors(node)}: Connecting edge insertion order
   *         <li>{@code successors(node)}: Connecting edge insertion order
   *         <li>{@code incidentEdges(node)}: Edge insertion order
   *       </ul>
   *   <li>For {@link Network}: