public void ReadContinuously_Raises_MessageDataRead_On_Read(string username, IPEndPoint endpoint, int code)
{
int callCount = 0;
var streamMock = new Mock <INetworkStream>();
streamMock.Setup(s => s.ReadAsync(It.IsAny <Memory <byte> >(), It.IsAny <CancellationToken>()))
.Callback <Memory <byte>, CancellationToken>((bytes, token) =>
{
if (callCount % 2 == 0)
{
var data = BitConverter.GetBytes(4);
data.AsSpan().CopyTo(bytes.Span);
}
else if (callCount % 2 == 1)
{
var data = BitConverter.GetBytes(code);
data.AsSpan().CopyTo(bytes.Span);
}
callCount++;
})
.Returns(ValueTask.FromResult(4));
var tcpMock = new Mock <ITcpClient>();
using (var socket = new Socket(SocketType.Stream, ProtocolType.IP))
{
tcpMock.Setup(m => m.Client).Returns(socket);
tcpMock.Setup(s => s.Connected).Returns(true);
tcpMock.Setup(s => s.GetStream()).Returns(streamMock.Object);
byte[] readMessage = null;
using (var c = new MessageConnection(username, endpoint, tcpClient: tcpMock.Object))
{
c.StartReadingContinuously();
c.MessageDataRead += (sender, e) => readMessage = e.Code;
var maxTime = DateTime.UtcNow.AddSeconds(5);
// ReadContinuouslyAsync() runs in a separate task, so events won't arrive immediately after connect
do
{
Thread.Sleep(100);
}while (readMessage == null && DateTime.UtcNow <= maxTime);
Assert.Equal(code, BitConverter.ToInt32(readMessage));
}
}
}
public void ReadContinuously_Raises_MessageReceived_On_Read(string username, IPEndPoint endpoint, int code)
{
int callCount = 0;
var streamMock = new Mock <INetworkStream>();
streamMock.Setup(s => s.ReadAsync(It.IsAny <byte[]>(), It.IsAny <int>(), It.IsAny <int>(), It.IsAny <CancellationToken>()))
.Callback <byte[], int, int, CancellationToken>((bytes, offset, length, token) =>
{
if (callCount % 2 == 0)
{
var data = BitConverter.GetBytes(4);
Array.Copy(data, bytes, data.Length);
}
else if (callCount % 2 == 1)
{
var data = BitConverter.GetBytes(code);
Array.Copy(data, bytes, data.Length);
}
callCount++;
})
.Returns(Task.Run(() => 4));
var tcpMock = new Mock <ITcpClient>();
using (var socket = new Socket(SocketType.Stream, ProtocolType.IP))
{
tcpMock.Setup(m => m.Client).Returns(socket);
tcpMock.Setup(s => s.Connected).Returns(true);
tcpMock.Setup(s => s.GetStream()).Returns(streamMock.Object);
byte[] readMessage = null;
using (var c = new MessageConnection(username, endpoint, tcpClient: tcpMock.Object))
{
c.StartReadingContinuously();
c.MessageReceived += (sender, e) => readMessage = e.Code;
Thread.Sleep(1000); // ReadContinuouslyAsync() runs in a separate task, so events won't arrive immediately after connect
Assert.Equal(code, BitConverter.ToInt32(readMessage));
}
}
}