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

   1 //
   2 // EncoderTest.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto  <atsushi@ximian.com>
   6 //
   7 // (C) 2006 Novell, Inc.
   8 //
   9 using NUnit.Framework;
  10 using System;
  11 using System.Text;
  12
  13 namespace MonoTests.System.Text
  14 {
  15         [TestFixture]
  16         public class EncoderTest
  17         {
  18 #if NET_2_0
  19                 [Test]
  20                 [ExpectedException (typeof (ArgumentNullException))]
  21                 public void ConvertNullChars ()
  22                 {
  23                         int bytesUsed, charsUsed;
  24                         bool done;
  25                         Encoding.UTF8.GetEncoder ().Convert (
  26                                 null, 0, 100, new byte [100], 0, 100, false,
  27                                 out bytesUsed, out charsUsed, out done);
  28                 }
  29
  30                 [Test]
  31                 [ExpectedException (typeof (ArgumentNullException))]
  32                 public void ConvertNullBytes ()
  33                 {
  34                         int bytesUsed, charsUsed;
  35                         bool done;
  36                         Encoding.UTF8.GetEncoder ().Convert (
  37                                 new char [100], 0, 100, null, 0, 100, false,
  38                                 out bytesUsed, out charsUsed, out done);
  39                 }
  40
  41                 [Test]
  42                 public void ConvertLimitedDestination ()
  43                 {
  44                         byte [] bytes = new byte [10000];
  45                         char [] chars = new char [10000];
  46
  47                         Encoder conv = Encoding.UTF8.GetEncoder ();
  48                         int bytesUsed, charsUsed;
  49                         bool done;
  50
  51                         conv.Convert (chars, 0, 10000, bytes, 0, 1000, true,
  52                                       out bytesUsed, out charsUsed, out done);
  53
  54                         Assert.IsFalse (done, "#1");
  55                         Assert.AreEqual (625, bytesUsed, "#2");
  56                         Assert.AreEqual (625, charsUsed, "#3");
  57                 }
  58
  59                 [Test]
  60                 public void CustomEncodingGetEncoder ()
  61                 {
  62                         var encoding = new CustomEncoding ();
  63                         var encoder = encoding.GetEncoder ();
  64                         Assert.IsNotNull (encoder);
  65                 }
  66
  67                 class CustomEncoding : Encoding {
  68
  69                         public override int GetByteCount (char [] chars, int index, int count)
  70                         {
  71                                 throw new NotSupportedException ();
  72                         }
  73
  74                         public override int GetBytes (char [] chars, int charIndex, int charCount, byte [] bytes, int byteIndex)
  75                         {
  76                                 throw new NotSupportedException ();
  77                         }
  78
  79                         public override int GetCharCount (byte [] bytes, int index, int count)
  80                         {
  81                                 throw new NotSupportedException ();
  82                         }
  83
  84                         public override int GetChars (byte [] bytes, int byteIndex, int byteCount, char [] chars, int charIndex)
  85                         {
  86                                 throw new NotSupportedException ();
  87                         }
  88
  89                         public override int GetMaxByteCount (int charCount)
  90                         {
  91                                 throw new NotSupportedException ();
  92                         }
  93
  94                         public override int GetMaxCharCount (int byteCount)
  95                         {
  96                                 throw new NotSupportedException ();
  97                         }
  98                 }
  99 #endif
 100         }
 101 }