public void ReceiveData_Multiple()
{
var receivedMessages = new List <string>();
var maxMessageSize = 10;
var framer = new DoubleNewLineFramer(maxMessageSize);
framer.MessageReceived += (msg => receivedMessages.Add(msg));
// Create messages
var message1 = "12345";
var message2 = "567";
var message3 = "foobar";
// Put messages into one array
var dataList = new List <byte>();
dataList.AddRange(framer.Frame(message1));
dataList.AddRange(framer.Frame(message2));
dataList.AddRange(framer.Frame(message3));
// Receive the array
var data = dataList.ToArray();
framer.ReceiveData(data, data.Length);
// Check
Assert.Equal(3, receivedMessages.Count);
Assert.Equal(message1, receivedMessages[0]);
Assert.Equal(message2, receivedMessages[1]);
Assert.Equal(message3, receivedMessages[2]);
}
public void ReceiveData_Fragmented()
{
var receivedMessages = new List <string>();
var maxMessageSize = 10;
var framer = new DoubleNewLineFramer(maxMessageSize);
framer.MessageReceived += (msg => receivedMessages.Add(msg));
// Check receiving a different amount of bytes each time
foreach (var steps in new int[] { 1, 2, 3, 4, 5 })
{
// Create messages
var message1 = "12345";
var message2 = "567";
var message3 = "foobar";
// Put messages into one array
var dataList = new List <byte>();
dataList.AddRange(framer.Frame(message1));
dataList.AddRange(framer.Frame(message2));
dataList.AddRange(framer.Frame(message3));
// Receive data step by step
for (var i = 0; i < dataList.Count; i += steps)
{
var take = Math.Min(dataList.Count - i, steps);
if (take < 0)
{
continue;
}
var data = dataList.Skip(i).Take(take).ToArray();
framer.ReceiveData(data, data.Length);
}
// Check
Assert.Equal(3, receivedMessages.Count);
Assert.Equal(message1, receivedMessages[0]);
Assert.Equal(message2, receivedMessages[1]);
Assert.Equal(message3, receivedMessages[2]);
receivedMessages.Clear();
}
}
public void Frame()
{
var maxMessageSize = 10;
var framer = new DoubleNewLineFramer(maxMessageSize);
// Check result
var message = new byte[] { 1, 2, 3, 4, 5 };
Assert.Equal(new byte[] { 1, 2, 3, 4, 5, (byte)'\r', (byte)'\n', (byte)'\r', (byte)'\n' }, framer.Frame(message));
var messageStr = "12345";
Assert.Equal(Encoding.UTF8.GetBytes("12345\r\n\r\n"), framer.Frame(messageStr));
// Check max size exception
var invalidMessage = new byte[maxMessageSize + 1];
Assert.Throws <InvalidMessageSizeException>(() => framer.Frame(invalidMessage));
}
public void ReceiveData_Single()
{
var receivedMessages = new List <string>();
var maxMessageSize = 10;
var framer = new DoubleNewLineFramer(maxMessageSize);
framer.MessageReceived += (msg => receivedMessages.Add(msg));
var message = "12345";
var data = framer.Frame(message);
framer.ReceiveData(data, data.Length);
Assert.Equal(1, receivedMessages.Count);
Assert.Equal(message, receivedMessages[0]);
}