mcs/class/Mono.Posix/Test/Mono.Unix/UnixMarshalTest.cs

   1 // UnixMarshalTests.cs - NUnit2 Test Cases for Mono.Unix.UnixMarshal class
   2 //
   3 // Authors:
   4 //  Jonathan Pryor (jonpryor@vt.edu)
   5 //
   6 // (c) 2005 Jonathan Pryor
   7 //
   8
   9 using NUnit.Framework;
  10 using System;
  11 using System.IO;
  12 using System.Text;
  13 using Mono.Unix;
  14
  15 namespace MonoTests.Mono.Unix {
  16
  17         class RandomEncoding : UTF8Encoding {
  18                 public RandomEncoding ()
  19                         : base (false, true)
  20                 {
  21                 }
  22
  23                 public override int GetMaxByteCount (int value)
  24                 {
  25                         return value*6;
  26                 }
  27         }
  28
  29         [TestFixture]
  30         class UnixMarshalTest {
  31 #if false
  32                 public static void Main ()
  33                 {
  34                         string s = UnixMarshal.GetErrorDescription (Errno.ERANGE);
  35                         Console.WriteLine ("ERANGE={0}", s);
  36                         s = UnixMarshal.GetErrorDescription ((Errno) 999999);
  37                         Console.WriteLine ("Invalid={0}", s);
  38                 }
  39 #endif
  40
  41                 [Test]
  42                 public void TestStringToHeap ()
  43                 {
  44                         object[] data = {
  45                                 "Hello, world!", true, true,
  46                                 "ＭＳ Ｐゴシック", false, true,
  47                         };
  48
  49                         for (int i = 0; i < data.Length; i += 3) {
  50                                 string s           = (string) data [i+0];
  51                                 bool valid_ascii   = (bool)   data [i+1];
  52                                 bool valid_unicode = (bool)   data [i+2];
  53
  54                                 TestStringToHeap (s, valid_ascii, valid_unicode);
  55                         }
  56                 }
  57
  58                 private static void TestStringToHeap (string s, bool validAscii, bool validUnicode)
  59                 {
  60                         TestStringToHeap (s, Encoding.ASCII, validAscii);
  61                         TestStringToHeap (s, Encoding.UTF7, validUnicode);
  62                         TestStringToHeap (s, Encoding.UTF8, validUnicode);
  63                         TestStringToHeap (s, Encoding.Unicode, validUnicode);
  64                         TestStringToHeap (s, Encoding.BigEndianUnicode, validUnicode);
  65                         TestStringToHeap (s, new RandomEncoding (), validUnicode);
  66                 }
  67
  68                 private static void TestStringToHeap (string s, Encoding e, bool mustBeEqual)
  69                 {
  70                         IntPtr p = UnixMarshal.StringToHeap (s, e);
  71                         try {
  72                                 string _s = UnixMarshal.PtrToString (p, e);
  73                                 if (mustBeEqual)
  74                                         Assert.AreEqual (s, _s, "#TSTA (" + e.GetType() + ")");
  75                         }
  76                         finally {
  77                                 UnixMarshal.Free (p);
  78                         }
  79                 }
  80         }
  81 }
  82