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using System.Collections.Generic;
using System.Text;
using Microsoft.VisualStudio.TestTools.UnitTesting;
namespace IRCTokens.Tests
{
[TestClass]
public class StatefulDecoder
{
private IRCTokens.StatefulDecoder _decoder;
[TestInitialize]
public void Initialize()
{
_decoder = new IRCTokens.StatefulDecoder();
}
[TestMethod]
public void Partial()
{
var lines = _decoder.Push("PRIVMSG ");
Assert.AreEqual(0, lines.Count);
lines = _decoder.Push("#channel hello\r\n");
Assert.AreEqual(1, lines.Count);
var line = new Line("PRIVMSG #channel hello");
CollectionAssert.AreEqual(new List<Line> {line}, lines);
}
[TestMethod]
public void Multiple()
{
var lines = _decoder.Push("PRIVMSG #channel1 hello\r\nPRIVMSG #channel2 hello\r\n");
Assert.AreEqual(2, lines.Count);
var line1 = new Line("PRIVMSG #channel1 hello");
var line2 = new Line("PRIVMSG #channel2 hello");
Assert.AreEqual(line1, lines[0]);
Assert.AreEqual(line2, lines[1]);
}
[TestMethod]
public void EncodingIso8859()
{
var iso8859 = Encoding.GetEncoding("iso-8859-1");
_decoder = new IRCTokens.StatefulDecoder {Encoding = iso8859};
var bytes = iso8859.GetBytes("PRIVMSG #channel :hello Ç\r\n");
var lines = _decoder.Push(bytes, bytes.Length);
var line = new Line("PRIVMSG #channel :hello Ç");
Assert.IsTrue(line.Equals(lines[0]));
}
[TestMethod]
public void EncodingFallback()
{
var latin1 = Encoding.GetEncoding("iso-8859-1");
_decoder = new IRCTokens.StatefulDecoder {Encoding = null, Fallback = latin1};
var bytes = latin1.GetBytes("PRIVMSG #channel hélló\r\n");
var lines = _decoder.Push(bytes, bytes.Length);
Assert.AreEqual(1, lines.Count);
Assert.IsTrue(new Line("PRIVMSG #channel hélló").Equals(lines[0]));
}
[TestMethod]
public void Empty()
{
var lines = _decoder.Push(string.Empty);
Assert.AreEqual(0, lines.Count);
}
[TestMethod]
public void BufferUnfinished()
{
_decoder.Push("PRIVMSG #channel hello");
var lines = _decoder.Push(string.Empty);
Assert.AreEqual(0, lines.Count);
}
[TestMethod]
public void Clear()
{
_decoder.Push("PRIVMSG ");
_decoder.Clear();
Assert.AreEqual(string.Empty, _decoder.Pending);
}
}
}
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