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151 lines
4.4 KiB
C#
151 lines
4.4 KiB
C#
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//
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// GraphicsCas.cs - CAS unit tests for System.Drawing.Graphics
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//
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// Author:
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// Sebastien Pouliot <sebastien@ximian.com>
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//
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// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using NUnit.Framework;
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using System;
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using System.Drawing;
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using System.Reflection;
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using System.Security;
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using System.Security.Permissions;
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using System.Security.Policy;
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namespace MonoCasTests.System.Drawing {
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[TestFixture]
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[Category ("CAS")]
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public class GraphicsCas {
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private MethodInfo fromHdcInternal;
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private MethodInfo fromHwndInternal;
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private MethodInfo releaseHdcInternal;
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private Bitmap bitmap;
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[TestFixtureSetUp]
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public void FixtureSetUp ()
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{
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// this executes at fulltrust
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fromHdcInternal = typeof (Graphics).GetMethod ("FromHdcInternal");
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fromHwndInternal = typeof (Graphics).GetMethod ("FromHwndInternal");
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releaseHdcInternal = typeof (Graphics).GetMethod ("ReleaseHdcInternal");
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bitmap = new Bitmap (10, 10);
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}
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[SetUp]
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public void SetUp ()
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{
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if (!SecurityManager.SecurityEnabled)
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Assert.Ignore ("SecurityManager.SecurityEnabled is OFF");
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}
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private Graphics GetGraphics ()
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{
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return Graphics.FromImage (bitmap);
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}
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[Test]
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[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
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public void FromHdcInternal ()
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{
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try {
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Graphics.FromHdcInternal (IntPtr.Zero);
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}
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catch (SecurityException) {
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Assert.Fail ("SecurityException");
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}
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catch (Exception) {
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}
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}
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[Test]
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[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
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[Category ("NotWorking")]
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public void FromHwndInternal ()
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{
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try {
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Graphics.FromHwndInternal (IntPtr.Zero);
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}
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catch (SecurityException) {
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Assert.Fail ("SecurityException");
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}
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catch (Exception) {
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}
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}
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[Test]
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[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
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public void ReleaseHdcInternal ()
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{
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try {
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Graphics g = GetGraphics ();
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g.ReleaseHdcInternal (IntPtr.Zero);
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}
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catch (SecurityException) {
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Assert.Fail ("SecurityException");
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}
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catch (Exception) {
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}
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}
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// we use reflection to call Graphics as it's *Internal methods are
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// protected by a LinkDemand (which will be converted into full demand,
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// i.e. a stack walk) when reflection is used (i.e. it gets testable).
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[Test]
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[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
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[ExpectedException (typeof (SecurityException))]
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public void FromHdcInternal_LinkDemand ()
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{
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// requires FullTrust, so denying anything break the requirements
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Assert.IsNotNull (fromHdcInternal, "FromHdcInternal");
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fromHdcInternal.Invoke (null, new object[1] { IntPtr.Zero });
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}
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[Test]
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[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
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[ExpectedException (typeof (SecurityException))]
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public void FromHwndInternal_LinkDemand ()
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{
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// requires FullTrust, so denying anything break the requirements
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Assert.IsNotNull (fromHwndInternal, "FromHwndInternal");
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fromHwndInternal.Invoke (null, new object[1] { IntPtr.Zero });
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}
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[Test]
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[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
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[ExpectedException (typeof (SecurityException))]
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public void ReleaseHdcInternal_LinkDemand ()
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{
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// requires FullTrust, so denying anything break the requirements
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Assert.IsNotNull (releaseHdcInternal, "ReleaseHdcInternal");
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Graphics g = GetGraphics ();
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releaseHdcInternal.Invoke (g, new object[1] { IntPtr.Zero });
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}
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}
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}
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