public void SwitchConnection_Subscribe()
{
// Verify the Subscribe/Unsubscribe commands.
var handlerDone = false;
var gotCommand = false;
var connectHandler = new EventHandler <SwitchInboundConnectionArgs>(
(s, a) =>
{
a.StartConnectionThread = false;
Helper.EnqueueAction(() =>
{
SwitchConnection serverConnection = a.Connection;
SwitchPacket packet;
AuthHandshake(serverConnection, false);
// First command: subscribe heartbeat
packet = serverConnection.ReceivePacket();
gotCommand = packet.PacketType == SwitchPacketType.Command &&
packet.CommandText == "event plain SWITCH_EVENT_HEARTBEAT" &&
packet.Headers.Count == 0;
serverConnection.SendReply(null);
// Second command: subscribe dtmf
packet = serverConnection.ReceivePacket();
gotCommand = packet.PacketType == SwitchPacketType.Command &&
packet.CommandText == "event plain SWITCH_EVENT_DTMF" &&
packet.Headers.Count == 0;
serverConnection.SendReply(null);
// Third command: unsubscribe dtmf
packet = serverConnection.ReceivePacket();
gotCommand = packet.PacketType == SwitchPacketType.Command &&
packet.CommandText == "nixevent SWITCH_EVENT_DTMF" &&
packet.Headers.Count == 0;
serverConnection.SendReply(null);
// Fourth command: unsubscribe null
packet = serverConnection.ReceivePacket();
gotCommand = packet.PacketType == SwitchPacketType.Command &&
packet.CommandText == "noevents" &&
packet.Headers.Count == 0;
serverConnection.SendReply(null);
// Fifth command: unsubscribe <empty set>
packet = serverConnection.ReceivePacket();
gotCommand = packet.PacketType == SwitchPacketType.Command &&
packet.CommandText == "noevents" &&
packet.Headers.Count == 0;
serverConnection.SendReply(null);
serverConnection.Close();
handlerDone = true;
});
});
SwitchConnection.InboundConnection += connectHandler;
try
{
SwitchConnection.StartListener(binding, 10);
SwitchConnection connection = new SwitchConnection(binding, SwitchConnection.DefaultPassword);
CommandDisposition disposition;
connection.Connect();
Assert.IsTrue(connection.EventSubscriptions.IsEmpty);
disposition = connection.Subscribe(new SwitchEventCodeSet(SwitchEventCode.Heartbeat));
Assert.IsTrue(disposition.Success);
Assert.IsTrue(new SwitchEventCodeSet(SwitchEventCode.Heartbeat) == connection.EventSubscriptions);
disposition = connection.Subscribe(new SwitchEventCodeSet(SwitchEventCode.Dtmf));
Assert.IsTrue(disposition.Success);
Assert.IsTrue(new SwitchEventCodeSet(SwitchEventCode.Heartbeat, SwitchEventCode.Dtmf) == connection.EventSubscriptions);
disposition = connection.Unsubscribe(new SwitchEventCodeSet(SwitchEventCode.Dtmf));
Assert.IsTrue(disposition.Success);
Assert.IsTrue(new SwitchEventCodeSet(SwitchEventCode.Heartbeat) == connection.EventSubscriptions);
disposition = connection.Unsubscribe(null);
Assert.IsTrue(disposition.Success);
Assert.IsTrue(connection.EventSubscriptions.IsEmpty);
disposition = connection.Unsubscribe(SwitchEventCodeSet.Empty);
Assert.IsTrue(disposition.Success);
Assert.IsTrue(connection.EventSubscriptions.IsEmpty);
Helper.WaitFor(() => handlerDone, TimeSpan.FromMilliseconds(5000));
Assert.IsTrue(gotCommand);
}
finally
{
SwitchConnection.InboundConnection -= connectHandler;
SwitchConnection.StopListener();
}
}
