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

   1 //
   2 // EncodingTest.cs - Unit Tests for System.Text.Encoding
   3 //
   4 // Author:
   5 //      Gert Driesen (drieseng@users.sourceforge.net)
   6 //
   7 // Copyright (C) 2007 Gert Driesen
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System;
  30 using System.Text;
  31
  32 using NUnit.Framework;
  33
  34 namespace MonoTests.System.Text
  35 {
  36         [TestFixture]
  37         public class EncodingTest
  38         {
  39                 [Test]
  40                 [ExpectedException (typeof (NotSupportedException))]
  41                 public void IsBrowserDisplay ()
  42                 {
  43                         MyEncoding enc = new MyEncoding ();
  44                         Assert.IsFalse (enc.IsBrowserDisplay);
  45                 }
  46
  47                 [Test]
  48                 [ExpectedException (typeof (NotSupportedException))]
  49                 public void IsBrowserSave ()
  50                 {
  51                         MyEncoding enc = new MyEncoding ();
  52                         Assert.IsFalse (enc.IsBrowserSave);
  53                 }
  54
  55                 [Test]
  56                 [ExpectedException (typeof (NotSupportedException))]
  57                 public void IsMailNewsDisplay ()
  58                 {
  59                         MyEncoding enc = new MyEncoding ();
  60                         Assert.IsFalse (enc.IsMailNewsDisplay);
  61                 }
  62
  63                 [Test]
  64                 [ExpectedException (typeof (NotSupportedException))]
  65                 public void IsMailNewsSave ()
  66                 {
  67                         MyEncoding enc = new MyEncoding ();
  68                         Assert.IsFalse (enc.IsMailNewsSave);
  69                 }
  70
  71                 [Test]
  72                 public void GetEncoding_CodePage_Default ()
  73                 {
  74                         Assert.AreEqual (Encoding.Default, Encoding.GetEncoding (0));
  75                 }
  76
  77                 [Test]
  78                 public void GetEncoding_CodePage_Invalid ()
  79                 {
  80                         try {
  81                                 Encoding.GetEncoding (-1);
  82                                 Assert.Fail ("#A1");
  83                         } catch (ArgumentOutOfRangeException ex) {
  84                                 Assert.AreEqual (typeof (ArgumentOutOfRangeException), ex.GetType (), "#A2");
  85                                 Assert.IsNull (ex.InnerException, "#A3");
  86                                 Assert.IsNotNull (ex.Message, "#A4");
  87                                 Assert.IsNotNull (ex.ParamName, "#A5");
  88                                 Assert.AreEqual ("codepage", ex.ParamName, "#A6");
  89                         }
  90
  91                         try {
  92                                 Encoding.GetEncoding (65536);
  93                                 Assert.Fail ("#B1");
  94                         } catch (ArgumentOutOfRangeException ex) {
  95                                 Assert.AreEqual (typeof (ArgumentOutOfRangeException), ex.GetType (), "#B2");
  96                                 Assert.IsNull (ex.InnerException, "#B3");
  97                                 Assert.IsNotNull (ex.Message, "#B4");
  98                                 Assert.IsNotNull (ex.ParamName, "#B5");
  99                                 Assert.AreEqual ("codepage", ex.ParamName, "#B6");
 100                         }
 101                 }
 102
 103                 [Test]
 104                 public void GetEncoding_Name_NotSupported ()
 105                 {
 106                         try {
 107                                 Encoding.GetEncoding ("doesnotexist");
 108                                 Assert.Fail ("#1");
 109                         } catch (ArgumentException ex) {
 110                                 Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
 111                                 Assert.IsNull (ex.InnerException, "#3");
 112                                 Assert.IsNotNull (ex.Message, "#4");
 113                                 Assert.IsTrue (ex.Message.IndexOf ("doesnotexist") != -1, "#5");
 114                                 Assert.IsNotNull (ex.ParamName, "#6");
 115                                 Assert.AreEqual ("name", ex.ParamName, "#7");
 116                         }
 117                 }
 118
 119                 [Test]
 120                 [ExpectedException (typeof (ArgumentNullException))]
 121                 public void GetEncoding_Name_Null ()
 122                 {
 123                         Encoding.GetEncoding ((string) null);
 124                 }
 125
 126                 [Test]
 127                 public void EncodingName ()
 128                 {
 129                         Assert.AreEqual ("Unicode (UTF-8)", Encoding.UTF8.EncodingName);
 130                 }
 131         }
 132 }