public void UaTestSessionRecreate()
{
var client = new TestExtendUaClient(new Uri(ConfigurationManager.AppSettings["UATestEndpoint"]));
client.Connect();
var i = 0;
Session oldSession = null;
client.ServerConnectionLost += (object sender, EventArgs e) =>
{
if (i > 0)
{
return;
}
i++;
Assert.AreEqual(OpcStatus.NotConnected, client.Status);
// store the session to make sure a new one is created
oldSession = client.SessionExtended;
client.RecreateSession();
// put server back in good working order
client.SessionExtended.OperationTimeout = 200;
client.SessionExtended.KeepAliveInterval = 100;
};
client.SessionExtended.OperationTimeout = 0;
client.SessionExtended.KeepAliveInterval = 10;
Thread.Sleep(100);
Assert.Greater(i, 0);
// Give some time to call recreate
Thread.Sleep(100);
Assert.AreNotSame(oldSession, client.SessionExtended);
}
public void UaTestKeepAliveNotifyDisconnect()
{
var client = new TestExtendUaClient(new Uri(ConfigurationManager.AppSettings["UATestEndpoint"]));
client.Connect();
var i = 0;
client.ServerConnectionLost += (object sender, EventArgs e) =>
{
i++;
};
/* Basicallly kill server by not letting any
* operations complete */
client.SessionExtended.OperationTimeout = 0;
// make sure sessionkeepalive executes at least once
client.SessionExtended.KeepAliveInterval = 10;
// give ample time to call sessionkeepalive
Thread.Sleep(100);
/* 'i' should only be one because SessionKeepAlive
* only calls ServerConnectionLost if Status
* is connected. Before it calls
* ServerConnectionLost, it sets Status to
* NotConnected */
Assert.AreEqual(1, i);
}
public void UaTestExtension()
{
var client = new TestExtendUaClient(new Uri(ConfigurationManager.AppSettings["UATestEndpoint"]));
client.Connect();
Assert.IsInstanceOf(typeof(Session), client.SessionExtended);
}
public void UaTestReConnect()
{
var client = new TestExtendUaClient(new Uri(ConfigurationManager.AppSettings["UATestEndpoint"]));
/* Should throw error because session should not be
* initialized without calling connect */
Assert.Throws <System.NullReferenceException>(() => client.ReConnect());
}