mcs/class/Managed.Windows.Forms/Test/System.Windows.Forms/TestImageIndexConverter.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2004 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Ravindra (rkumar@novell.com)
  24 //
  25 // $Revision: 1.1 $
  26 // $Modtime: $
  27 // $Log: TestImageIndexConverter.cs,v $
  28 // Revision 1.1  2004/08/27 22:17:37  ravindra
  29 // Adding test for ImageIndexConverter.cs
  30 //
  31 //
  32 //
  33
  34 using NUnit.Framework;
  35 using System;
  36 using System.ComponentModel;
  37 using System.Windows.Forms;
  38 using System.Globalization;
  39
  40 namespace MonoTests.System.Windows.Forms
  41 {
  42         [TestFixture]
  43         public class ImageIndexConverterTest
  44         {
  45                 ToolBarButton button;
  46                 PropertyDescriptorCollection pdc;
  47                 ImageIndexConverter ic;
  48
  49                 public ImageIndexConverterTest ()
  50                 {
  51                         button = new ToolBarButton ();
  52                         pdc = TypeDescriptor.GetProperties (button);
  53                         ic = (ImageIndexConverter) pdc.Find ("ImageIndex", true).Converter;
  54                 }
  55
  56                 [TearDown]
  57                 public void TearDown () { }
  58
  59                 [SetUp]
  60                 public void SetUp () { }
  61
  62                 [Test]
  63                 public void TestCanConvertFrom ()
  64                 {
  65                         Assert.IsFalse (ic.CanConvertFrom (typeof (byte)), "CanConvertFromByte must be false.");
  66                         Assert.IsFalse (ic.CanConvertFrom (typeof (char)), "CanConvertFromChar must be false.");
  67                         Assert.IsFalse (ic.CanConvertFrom (typeof (int)), "CanConvertFromInt must be false.");
  68                         Assert.IsFalse (ic.CanConvertFrom (typeof (float)), "CanConvertFromFloat must be false.");
  69                         Assert.IsFalse (ic.CanConvertFrom (typeof (long)), "CanConvertFromLong must be false.");
  70                         Assert.IsFalse (ic.CanConvertFrom (typeof (double)), "CanConvertFromDouble must be false.");
  71                         Assert.IsTrue (ic.CanConvertFrom (typeof (string)), "CanConvertFromString must be true.");
  72                         Assert.IsFalse (ic.CanConvertFrom (typeof (object)), "CanConvertFromObject must be false.");
  73                 }
  74
  75                 [Test]
  76                 public void TestCanConvertTo ()
  77                 {
  78                         Assert.IsTrue (ic.CanConvertTo (typeof (byte)), "CanConvertToByte must be true.");
  79                         Assert.IsTrue (ic.CanConvertTo (typeof (char)), "CanConvertToChar must be true.");
  80                         Assert.IsTrue (ic.CanConvertTo (typeof (int)), "CanConvertToInt must be true.");
  81                         Assert.IsTrue (ic.CanConvertTo (typeof (float)), "CanConvertToFloat must be true.");
  82                         Assert.IsTrue (ic.CanConvertTo (typeof (long)), "CanConvertToLong must be true.");
  83                         Assert.IsTrue (ic.CanConvertTo (typeof (double)), "CanConvertToDouble must be true.");
  84                         Assert.IsTrue (ic.CanConvertTo (typeof (string)), "CanConvertToString must be true.");
  85                         Assert.IsFalse (ic.CanConvertTo (typeof (object)), "CanConvertToObject must be false.");
  86                 }
  87
  88                 [Test]
  89                 public void TestConvertFrom ()
  90                 {
  91                         Assert.AreEqual (-12, (int) ic.ConvertFrom (null, CultureInfo.InvariantCulture, "-12"), "ConvertFromStr -12");
  92                         Assert.AreEqual (-1, (int) ic.ConvertFrom (null, CultureInfo.InvariantCulture, "-1"), "ConvertFromStr -1");
  93                         Assert.AreEqual (1, (int) ic.ConvertFrom (null, CultureInfo.InvariantCulture, "1"), "ConvertFromStr 1");
  94
  95                         try {
  96                                 ic.ConvertFrom (null, CultureInfo.InvariantCulture, 1.2f);
  97                                 Assert.Fail ("ConvertFromFloat did not throw exception.");
  98                         } catch (Exception e) {
  99                                 Assert.IsTrue (e is NotSupportedException, "ConvertFromFloat did not throw NotSupportedException.");
 100                         }
 101
 102                         try {
 103                                 ic.ConvertFrom (null, CultureInfo.InvariantCulture, 1);
 104                                 Assert.Fail ("ConvertFromInt did not throw exception.");
 105                         } catch (Exception e) {
 106                                 Assert.IsTrue (e is NotSupportedException, "ConvertFromInt did not throw NotSupportedException.");
 107                         }
 108                 }
 109
 110                 [Test]
 111                 public void TestConvertTo ()
 112                 {
 113                         Assert.AreEqual ("(none)", ic.ConvertTo (null, CultureInfo.InvariantCulture, -1, typeof (string)), "ConvertInt_Minus1_ToStr");
 114                         Assert.AreEqual ("0", ic.ConvertTo (null, CultureInfo.InvariantCulture, 0, typeof (string)), "ConvertInt_0_ToStr");
 115                         Assert.AreEqual ("1", ic.ConvertTo (null, CultureInfo.InvariantCulture, 1, typeof (string)), "ConvertInt_1_ToStr");
 116                         Assert.AreEqual (0, ic.ConvertTo (null, CultureInfo.InvariantCulture, 0, typeof (int)), "ConvertInt_0_ToInt");
 117                         Assert.AreEqual ("(none)", ic.ConvertTo (null, CultureInfo.InvariantCulture, "(none)", typeof (string)), "ConvertStr_none_ToStr");
 118                         Assert.AreEqual ("-1", ic.ConvertTo (null, CultureInfo.InvariantCulture, "-1", typeof (string)), "ConvertStr_Minus1_ToStr");
 119                         Assert.AreEqual (-1, ic.ConvertTo (null, CultureInfo.InvariantCulture, -1, typeof (int)), "ConvertInt_Minus1_ToInt");
 120                         Assert.AreEqual (1, ic.ConvertTo (null, CultureInfo.InvariantCulture, 1, typeof (int)), "ConvertInt_1_ToInt");
 121                         Assert.AreEqual (-1, ic.ConvertTo (null, CultureInfo.InvariantCulture, "-1", typeof (int)), "ConvertStr_Minus1_ToInt");
 122                         Assert.AreEqual (0, ic.ConvertTo (null, CultureInfo.InvariantCulture, "0", typeof (int)), "ConvertStr_0_ToInt");
 123                         Assert.AreEqual (1, ic.ConvertTo (null, CultureInfo.InvariantCulture, "1", typeof (int)), "ConvertStr_1_ToInt");
 124
 125                         Assert.AreEqual (2, ic.ConvertTo (null, CultureInfo.InvariantCulture, 1.5f, typeof (int)), "ConvertFloat_1_5_ToInt must return 2.");
 126
 127                         try {
 128                                 ic.ConvertTo (null, CultureInfo.InvariantCulture, "-1.5f", typeof (int));
 129                                 Assert.Fail("ConvertFloatStrToInt must throw exception.");
 130                         } catch (Exception e) {
 131                                 Assert.IsTrue (e is FormatException, "ConvertFloatStrToInt must throw FormatException.");
 132                         }
 133
 134                         Assert.AreEqual (1.5, ic.ConvertTo (null, CultureInfo.InvariantCulture, 1.5f, typeof (float)), "ConvertFloat_1_5_ToFloat");
 135                 }
 136
 137                 [Test]
 138                 public void TestGetCreateInstanceSupported ()
 139                 {
 140                         Assert.IsFalse (ic.GetCreateInstanceSupported (), "GetCreateInstance must return false.");
 141                 }
 142
 143                 [Test]
 144                 public void TestGetStandardValuesSupported ()
 145                 {
 146                         Assert.IsTrue (ic.GetStandardValuesSupported (), "GetStandardValuesSupported must return true.");
 147                 }
 148
 149                 [Test]
 150                 public void TestGetStandardValuesExclusive ()
 151                 {
 152                         Assert.IsFalse (ic.GetStandardValuesExclusive (), "GetStandardValuesExclusive must return false.");
 153                 }
 154
 155                 [Test]
 156                 public void TestGetStandardValues ()
 157                 {
 158                         TypeConverter.StandardValuesCollection stdVals = ic.GetStandardValues (null);
 159                         Assert.AreEqual (1, stdVals.Count, "StandardValues count must be 1.");
 160                         Assert.AreEqual (-1, stdVals [0], "Standard Value count must be -1.");
 161                 }
 162         }
 163 }