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

   1 //
   2 // ImageImageListTest.cs: Test cases for ImageImageList.
   3 //
   4 // Author:
   5 //   Ritvik Mayank (mritvik@novell.com)
   6 //
   7 // (C) 2005 Novell, Inc. (http://www.novell.com)
   8 //
   9
  10 using System;
  11 using System.Windows.Forms;
  12 using System.Drawing;
  13 using System.Reflection;
  14 using NUnit.Framework;
  15 using System.Threading;
  16
  17
  18 namespace MonoTests.System.Windows.Forms
  19 {
  20
  21         [TestFixture]
  22         public class ImageListTest
  23         {
  24                 [Test]
  25                 public void ImageListPropertyTest ()
  26                 {
  27                         ImageList myimagelist = new ImageList ();
  28
  29                         // C
  30                         Assert.AreEqual (ColorDepth.Depth8Bit, myimagelist.ColorDepth, "#C1");
  31                         myimagelist.ColorDepth = ColorDepth.Depth32Bit;
  32                         Assert.AreEqual (ColorDepth.Depth32Bit, myimagelist.ColorDepth, "#C2");
  33                         Assert.AreEqual (0, myimagelist.Images.Count, "#C3");
  34                         // H
  35                         Assert.AreEqual (false, myimagelist.HandleCreated, "#H1");
  36                         myimagelist.Handle.ToInt32 ();
  37                         Assert.AreEqual (true, myimagelist.HandleCreated, "#H2");
  38                         Assert.AreEqual ("System.IntPtr", myimagelist.Handle.GetType ().FullName, "#H3");
  39
  40                         // I
  41                         Image myImage = Image.FromFile("M.gif");
  42                         myimagelist.Images.Add (myImage);
  43                         Assert.AreEqual (1, myimagelist.Images.Count, "#I1");
  44                         Assert.AreEqual (16, myimagelist.ImageSize.Height, "#I2");
  45                         Assert.AreEqual (16, myimagelist.ImageSize.Width, "#I3");
  46                         // [MonoTODO ("Add test for ImageStream")]
  47                         // [MonoTODO ("Test for Draw Method (visual test)")]
  48
  49                         // T
  50                         Assert.AreEqual (Color.Transparent, myimagelist.TransparentColor, "#T1");
  51                 }
  52
  53                 [Test]
  54                 public void ToStringMethodTest ()
  55                 {
  56                         ImageList myimagelist = new ImageList ();
  57                         Assert.AreEqual ("System.Windows.Forms.ImageList Images.Count: 0, ImageSize: {Width=16, Height=16}",                                          myimagelist.ToString (), "#T3");
  58                 }
  59
  60                 [TestFixture]
  61                         public class ImageListRecreateHandleEventClass
  62                 {
  63                         static bool eventhandled = false;
  64                         public static void RecreateHandle_EventHandler (object sender, EventArgs e)
  65                         {
  66                                 eventhandled = true;
  67                         }
  68
  69                         [Test]
  70                         public void RecreateHandleEvenTest ()
  71                         {
  72                                 Form myform = new Form ();
  73                                 Graphics mygraphics = null;
  74                                 ImageList myimagelist = new ImageList ();
  75                                 Image myImage = Image.FromFile("M.gif");
  76                                 myimagelist.Images.Add (myImage);
  77                                 myimagelist.ColorDepth = ColorDepth.Depth8Bit;
  78                                 myimagelist.ImageSize = new Size (50,50);
  79                                 myimagelist.RecreateHandle += new EventHandler (RecreateHandle_EventHandler);
  80                                 mygraphics = Graphics.FromHwnd(myform.Handle);
  81                                 myimagelist.Draw(mygraphics, new Point(5, 5), 0);
  82                                 myimagelist.ImageSize = new Size (100,100);
  83                                 Assert.AreEqual (true, eventhandled, "#1");
  84                                 eventhandled = false;
  85                                 myimagelist.Images.Add (myImage);
  86                                 myimagelist.ColorDepth = ColorDepth.Depth32Bit;
  87                                 Assert.AreEqual (true, eventhandled, "#2");
  88                         }
  89
  90                 }
  91         }
  92 }