2 // System.Windows.Forms.PaintEventArgs unit tests
5 // Sebastien Pouliot <sebastien@ximian.com>
7 // Copyright (C) 2006 Novell, Inc (http://www.novell.com)
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31 using System.Drawing.Drawing2D;
32 using System.Windows.Forms;
33 using NUnit.Framework;
35 namespace MonoTests.System.Windows.Forms {
38 public class PaintEventArgsTest : TestHelper {
40 private Graphics default_graphics;
41 private Rectangle default_rect;
44 public void FixtureSetUp ()
46 Bitmap bmp = new Bitmap (200, 200);
47 default_graphics = Graphics.FromImage (bmp);
48 default_rect = new Rectangle (Int32.MinValue, Int32.MinValue, Int32.MaxValue, Int32.MaxValue);
53 [ExpectedException (typeof (ArgumentNullException))]
54 public void Constructor_NullGraphics ()
56 new PaintEventArgs (null, default_rect);
60 public void Constructor_NullGraphics ()
62 PaintEventArgs pea = new PaintEventArgs (null, default_rect);
63 Assert.IsNull (pea.Graphics, "Graphics");
64 Assert.AreEqual (default_rect, pea.ClipRectangle);
68 public void Constructor ()
70 PaintEventArgs pea = new PaintEventArgs (default_graphics, default_rect);
71 Assert.AreSame (default_graphics, pea.Graphics, "Graphics");
72 Assert.AreEqual (default_rect, pea.ClipRectangle);
76 public void Dispose ()
78 PaintEventArgs pea = new PaintEventArgs (default_graphics, default_rect);
80 // uho, under 2.0 we not really disposing the stuff - it means it's not ours to dispose!
81 Assert.IsTrue (pea.Graphics.Transform.IsIdentity, "Graphics.Transform");
85 public void IDisposable_IDispose ()
87 Bitmap bmp = new Bitmap (1, 1);
88 Graphics default_graphics = Graphics.FromImage (bmp);
89 Rectangle default_rect = new Rectangle (Int32.MinValue, Int32.MinValue, Int32.MaxValue, Int32.MaxValue);
91 PaintEventArgs pea = new PaintEventArgs (default_graphics, default_rect);
92 (pea as IDisposable).Dispose ();
93 // uho, under 2.0 we not really disposing the stuff - it means it's not ours to dispose!
94 Assert.IsTrue (pea.Graphics.Transform.IsIdentity, "Graphics");
98 [ExpectedException (typeof (ArgumentException))]
99 public void GraphicsDispose ()
101 PaintEventArgs pea = new PaintEventArgs (default_graphics, default_rect);
102 pea.Graphics.Dispose ();
103 // a disposed graphics won't accept to return it's transformation matrix
104 Assert.IsTrue (pea.Graphics.Transform.IsIdentity, "Graphics");
107 public class PaintEventArgsTester: PaintEventArgs {
109 public PaintEventArgsTester (Graphics graphics, Rectangle clipRect)
110 : base (graphics, clipRect)
114 public void DisposeBool (bool disposing)
116 base.Dispose (disposing);
122 // under MS runtime it throws an exception under nunit-console, but not when running under NUnit GUI
123 [Category ("NotDotNet")]
125 [ExpectedException (typeof (ArgumentException))]
126 public void Dispose_True ()
128 Bitmap bmp = new Bitmap (1, 1);
129 Graphics default_graphics = Graphics.FromImage (bmp);
130 Rectangle default_rect = new Rectangle (Int32.MinValue, Int32.MinValue, Int32.MaxValue, Int32.MaxValue);
132 PaintEventArgsTester pea = new PaintEventArgsTester (default_graphics, default_rect);
133 pea.Graphics.Dispose ();
134 pea.DisposeBool (true);
135 Assert.IsTrue (pea.Graphics.Transform.IsIdentity, "Graphics.Transform");
140 // under MS runtime it throws an exception under nunit-console, but not when running under NUnit GUI
141 [Category ("NotDotNet")]
143 [ExpectedException (typeof (ArgumentException))]
144 public void Dispose_False ()
146 Bitmap bmp = new Bitmap (1, 1);
147 Graphics default_graphics = Graphics.FromImage (bmp);
148 Rectangle default_rect = new Rectangle (Int32.MinValue, Int32.MinValue, Int32.MaxValue, Int32.MaxValue);
150 PaintEventArgsTester pea = new PaintEventArgsTester (default_graphics, default_rect);
151 pea.Graphics.Dispose ();
152 pea.DisposeBool (false);
153 Assert.IsTrue (pea.Graphics.Transform.IsIdentity, "Graphics.Transform");