benharri.org
IRC parsing, tokenization, and state handling in C#
1namespace IRCSharp.Tests.Tokenization;
2
3[TestClass]
4public class StatefulDecoder
5{
6 private IRCTokens.StatefulDecoder _decoder;
7
8 [TestInitialize]
9 public void Initialize()
10 {
11 _decoder = new();
12 }
13
14 [TestMethod]
15 public void Partial()
16 {
17 var lines = _decoder.Push("PRIVMSG ");
18 Assert.AreEqual(0, lines.Count);
19
20 lines = _decoder.Push("#channel hello\r\n");
21 Assert.AreEqual(1, lines.Count);
22
23 var line = new Line("PRIVMSG #channel hello");
24 CollectionAssert.AreEqual(new List<Line> {line}, lines);
25 }
26
27 [TestMethod]
28 public void Multiple()
29 {
30 var lines = _decoder.Push("PRIVMSG #channel1 hello\r\nPRIVMSG #channel2 hello\r\n");
31 Assert.AreEqual(2, lines.Count);
32
33 var line1 = new Line("PRIVMSG #channel1 hello");
34 var line2 = new Line("PRIVMSG #channel2 hello");
35 Assert.AreEqual(line1, lines[0]);
36 Assert.AreEqual(line2, lines[1]);
37 }
38
39 [TestMethod]
40 public void EncodingIso8859()
41 {
42 var iso8859 = Encoding.GetEncoding("iso-8859-1");
43 _decoder = new() {Encoding = iso8859};
44 var bytes = iso8859.GetBytes("PRIVMSG #channel :hello Ç\r\n");
45 var lines = _decoder.Push(bytes, bytes.Length);
46 var line = new Line("PRIVMSG #channel :hello Ç");
47 Assert.IsTrue(line.Equals(lines[0]));
48 }
49
50 [TestMethod]
51 public void EncodingFallback()
52 {
53 var latin1 = Encoding.GetEncoding("iso-8859-1");
54 _decoder = new() {Encoding = null, Fallback = latin1};
55 var bytes = latin1.GetBytes("PRIVMSG #channel hélló\r\n");
56 var lines = _decoder.Push(bytes, bytes.Length);
57 Assert.AreEqual(1, lines.Count);
58 Assert.IsTrue(new Line("PRIVMSG #channel hélló").Equals(lines[0]));
59 }
60
61 [TestMethod]
62 public void Empty()
63 {
64 var lines = _decoder.Push(string.Empty);
65 Assert.AreEqual(0, lines.Count);
66 }
67
68 [TestMethod]
69 public void BufferUnfinished()
70 {
71 _decoder.Push("PRIVMSG #channel hello");
72 var lines = _decoder.Push(string.Empty);
73 Assert.AreEqual(0, lines.Count);
74 }
75
76 [TestMethod]
77 public void Clear()
78 {
79 _decoder.Push("PRIVMSG ");
80 _decoder.Clear();
81 Assert.AreEqual(string.Empty, _decoder.Pending);
82 }
83}