mcs/class/corlib/Test/System.Text/EncodingInfoTest.cs

   1 //
   2 // EncodingInfoTest.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto  <atsushi@ximian.com>
   6 //
   7 // (C) 2006 Novell, Inc.
   8 //
   9
  10 #if NET_2_0
  11
  12 using NUnit.Framework;
  13 using System;
  14 using System.Collections.Generic;
  15 using System.IO;
  16 using System.Reflection;
  17 using System.Text;
  18
  19 namespace MonoTests.System.Text
  20 {
  21         [TestFixture]
  22         public class EncodingInfoTest
  23         {
  24                 [Test]
  25 #if TARGET_JVM
  26                 [Category("NotWorking")]
  27 #endif
  28                 // The purpose of this test is to make sure that
  29                 // new encodings added to I18N are also listed in the
  30                 // returned array from Encoding.GetEncodings() so that
  31                 // we can make sure to put additional encodings into
  32                 // Encoding.GetEncodings() code.
  33                 public void EncodingGetEncodingsReturnsAll ()
  34                 {
  35                         // Make sure that those I18N assemblies are loaded.
  36                         string basePath = Assembly.GetAssembly (typeof (int)).CodeBase;
  37                         basePath = basePath.Substring (0, basePath.LastIndexOf ('/'));
  38                         Assert.IsNotNull (Assembly.LoadFrom (basePath + "/I18N.West.dll"), "West");
  39                         Assert.IsNotNull (Assembly.LoadFrom (basePath + "/I18N.CJK.dll"), "CJK");
  40                         Assert.IsNotNull (Assembly.LoadFrom (basePath + "/I18N.MidEast.dll"), "MidEast");
  41                         Assert.IsNotNull (Assembly.LoadFrom (basePath + "/I18N.Rare.dll"), "Rare");
  42                         Assert.IsNotNull (Assembly.LoadFrom (basePath + "/I18N.Other.dll"), "Other");
  43
  44                         List<int> list = new List<int> ();
  45                         for (int i = 1; i < 0x10000; i++) {
  46                                 try {
  47                                         Encoding.GetEncoding (i);
  48                                         list.Add (i);
  49                                 } catch {
  50                                 }
  51                         }
  52                         int [] reference = list.ToArray ();
  53
  54                         EncodingInfo [] infos = Encoding.GetEncodings ();
  55                         int [] actual = new int [infos.Length];
  56
  57                         for (int i = 0; i < infos.Length; i++)
  58                                 actual [i] = infos [i].CodePage;
  59
  60                         Assert.AreEqual (reference, actual);
  61                 }
  62
  63                 [Test]
  64                 public void GetEncodingForAllInfo ()
  65                 {
  66                         foreach (EncodingInfo i in Encoding.GetEncodings ())
  67                                 Assert.IsNotNull (i.GetEncoding (), "codepage " + i);
  68                 }
  69         }
  70 }
  71
  72 #endif