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using System;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Hazel;
using System.Net;
using System.Threading;
using System.Diagnostics;
using Hazel.Udp.FewerThreads;
namespace Hazel.UnitTests
{
[TestClass]
public static class TestHelper
{
/// <summary>
/// Runs a general test on the given listener and connection.
/// </summary>
/// <param name="listener">The listener to test.</param>
/// <param name="connection">The connection to test.</param>
internal static void RunServerToClientTest(ThreadLimitedUdpConnectionListener listener, Connection connection, int dataSize, SendOption sendOption)
{
//Setup meta stuff
MessageWriter data = BuildData(sendOption, dataSize);
ManualResetEvent mutex = new ManualResetEvent(false);
//Setup listener
listener.NewConnection += delegate (NewConnectionEventArgs ncArgs)
{
ncArgs.Connection.Send(data);
};
listener.Start();
DataReceivedEventArgs? result = null;
//Setup conneciton
connection.DataReceived += delegate (DataReceivedEventArgs a)
{
Trace.WriteLine("Data was received correctly.");
try
{
result = a;
}
finally
{
mutex.Set();
}
};
connection.Connect();
//Wait until data is received
mutex.WaitOne();
var dataReader = ConvertToMessageReader(data);
Assert.AreEqual(dataReader.Length, result.Value.Message.Length);
for (int i = 0; i < dataReader.Length; i++)
{
Assert.AreEqual(dataReader.ReadByte(), result.Value.Message.ReadByte());
}
Assert.AreEqual(sendOption, result.Value.SendOption);
}
/// <summary>
/// Runs a general test on the given listener and connection.
/// </summary>
/// <param name="listener">The listener to test.</param>
/// <param name="connection">The connection to test.</param>
internal static void RunServerToClientTest(NetworkConnectionListener listener, Connection connection, int dataSize, SendOption sendOption)
{
//Setup meta stuff
MessageWriter data = BuildData(sendOption, dataSize);
ManualResetEvent mutex = new ManualResetEvent(false);
//Setup listener
listener.NewConnection += delegate (NewConnectionEventArgs ncArgs)
{
ncArgs.Connection.Send(data);
};
listener.Start();
DataReceivedEventArgs? result = null;
//Setup conneciton
connection.DataReceived += delegate (DataReceivedEventArgs a)
{
Trace.WriteLine("Data was received correctly.");
try
{
result = a;
}
finally
{
mutex.Set();
}
};
connection.Connect();
//Wait until data is received
mutex.WaitOne();
var dataReader = ConvertToMessageReader(data);
Assert.AreEqual(dataReader.Length, result.Value.Message.Length);
for (int i = 0; i < dataReader.Length; i++)
{
Assert.AreEqual(dataReader.ReadByte(), result.Value.Message.ReadByte());
}
Assert.AreEqual(sendOption, result.Value.SendOption);
}
/// <summary>
/// Runs a general test on the given listener and connection.
/// </summary>
/// <param name="listener">The listener to test.</param>
/// <param name="connection">The connection to test.</param>
internal static void RunClientToServerTest(NetworkConnectionListener listener, Connection connection, int dataSize, SendOption sendOption)
{
//Setup meta stuff
MessageWriter data = BuildData(sendOption, dataSize);
ManualResetEvent mutex = new ManualResetEvent(false);
ManualResetEvent mutex2 = new ManualResetEvent(false);
//Setup listener
DataReceivedEventArgs? result = null;
listener.NewConnection += delegate (NewConnectionEventArgs args)
{
args.Connection.DataReceived += delegate (DataReceivedEventArgs innerArgs)
{
Trace.WriteLine("Data was received correctly.");
result = innerArgs;
mutex2.Set();
};
mutex.Set();
};
listener.Start();
//Connect
connection.Connect();
mutex.WaitOne();
connection.Send(data);
//Wait until data is received
mutex2.WaitOne();
var dataReader = ConvertToMessageReader(data);
Assert.AreEqual(dataReader.Length, result.Value.Message.Length);
for (int i = 0; i < data.Length; i++)
{
Assert.AreEqual(dataReader.ReadByte(), result.Value.Message.ReadByte());
}
Assert.AreEqual(sendOption, result.Value.SendOption);
}
/// <summary>
/// Runs a general test on the given listener and connection.
/// </summary>
/// <param name="listener">The listener to test.</param>
/// <param name="connection">The connection to test.</param>
internal static void RunClientToServerTest(ThreadLimitedUdpConnectionListener listener, Connection connection, int dataSize, SendOption sendOption)
{
//Setup meta stuff
MessageWriter data = BuildData(sendOption, dataSize);
ManualResetEvent mutex = new ManualResetEvent(false);
ManualResetEvent mutex2 = new ManualResetEvent(false);
//Setup listener
DataReceivedEventArgs? result = null;
listener.NewConnection += delegate (NewConnectionEventArgs args)
{
args.Connection.DataReceived += delegate (DataReceivedEventArgs innerArgs)
{
Trace.WriteLine("Data was received correctly.");
result = innerArgs;
mutex2.Set();
};
mutex.Set();
};
listener.Start();
//Connect
connection.Connect();
Assert.IsTrue(mutex.WaitOne(100), "Timeout while connecting");
connection.Send(data);
//Wait until data is received
Assert.IsTrue(mutex2.WaitOne(100), "Timeout while sending data");
var dataReader = ConvertToMessageReader(data);
Assert.AreEqual(dataReader.Length, result.Value.Message.Length);
for (int i = 0; i < dataReader.Length; i++)
{
Assert.AreEqual(dataReader.ReadByte(), result.Value.Message.ReadByte());
}
Assert.AreEqual(sendOption, result.Value.SendOption);
}
/// <summary>
/// Runs a server disconnect test on the given listener and connection.
/// </summary>
/// <param name="listener">The listener to test.</param>
/// <param name="connection">The connection to test.</param>
internal static void RunServerDisconnectTest(NetworkConnectionListener listener, Connection connection)
{
ManualResetEvent mutex = new ManualResetEvent(false);
connection.Disconnected += delegate (object sender, DisconnectedEventArgs args)
{
mutex.Set();
};
listener.NewConnection += delegate (NewConnectionEventArgs args)
{
args.Connection.Disconnect("Testing");
};
listener.Start();
connection.Connect();
mutex.WaitOne();
}
/// <summary>
/// Runs a client disconnect test on the given listener and connection.
/// </summary>
/// <param name="listener">The listener to test.</param>
/// <param name="connection">The connection to test.</param>
internal static void RunClientDisconnectTest(NetworkConnectionListener listener, Connection connection)
{
ManualResetEvent mutex = new ManualResetEvent(false);
ManualResetEvent mutex2 = new ManualResetEvent(false);
listener.NewConnection += delegate (NewConnectionEventArgs args)
{
args.Connection.Disconnected += delegate (object sender2, DisconnectedEventArgs args2)
{
mutex2.Set();
};
mutex.Set();
};
listener.Start();
connection.Connect();
mutex.WaitOne();
connection.Disconnect("Testing");
mutex2.WaitOne();
}
/// <summary>
/// Ensures a client sends a disconnect packet to the server on Dispose.
/// </summary>
/// <param name="listener">The listener to test.</param>
/// <param name="connection">The connection to test.</param>
internal static void RunClientDisconnectOnDisposeTest(NetworkConnectionListener listener, Connection connection)
{
ManualResetEvent mutex = new ManualResetEvent(false);
ManualResetEvent mutex2 = new ManualResetEvent(false);
listener.NewConnection += delegate (NewConnectionEventArgs args)
{
args.Connection.Disconnected += delegate (object sender2, DisconnectedEventArgs args2)
{
mutex2.Set();
};
mutex.Set();
};
listener.Start();
connection.Connect();
if (!mutex.WaitOne(TimeSpan.FromSeconds(1)))
{
Assert.Fail("Timeout waiting for client connection");
}
connection.Dispose();
if (!mutex2.WaitOne(TimeSpan.FromSeconds(1)))
{
Assert.Fail("Timeout waiting for client disconnect packet");
}
}
private static MessageReader ConvertToMessageReader(MessageWriter writer)
{
var output = new MessageReader();
output.Buffer = writer.Buffer;
output.Offset = writer.SendOption == SendOption.None ? 1 : 3;
output.Length = writer.Length - output.Offset;
output.Position = 0;
return output;
}
/// <summary>
/// Builds new data of increaseing value bytes.
/// </summary>
/// <param name="dataSize">The number of bytes to generate.</param>
/// <returns>The data.</returns>
static MessageWriter BuildData(SendOption sendOption, int dataSize)
{
var output = MessageWriter.Get(sendOption);
for (int i = 0; i < dataSize; i++)
{
output.Write((byte)i);
}
return output;
}
}
}
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