1 //
2 // ConsoleCas.cs - CAS unit tests for System.Console
3 //
4 // Author:
5 //	Sebastien Pouliot  <sebastien@ximian.com>
6 //
7 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
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 NUnit.Framework;
30 
31 using System;
32 using System.IO;
33 using System.Security;
34 using System.Security.Permissions;
35 
36 namespace MonoCasTests.System {
37 
38 	[TestFixture]
39 	[Category ("CAS")]
40 	public class ConsoleCas {
41 
42 		[SetUp]
SetUp()43 		public void SetUp ()
44 		{
45 			if (!SecurityManager.SecurityEnabled)
46 				Assert.Ignore ("SecurityManager.SecurityEnabled is OFF");
47 		}
48 
49 		// Partial Trust Tests - i.e. call "normal" unit with reduced privileges
50 
51 		[Test]
52 		[PermissionSet (SecurityAction.Deny, Unrestricted = true)]
PartialTrust_DenyUnrestricted_Success()53 		public void PartialTrust_DenyUnrestricted_Success ()
54 		{
55 			MonoTests.System.ConsoleTest ct = new MonoTests.System.ConsoleTest ();
56 			// call most unit tests from ConsoleTest
57 			ct.TestError ();
58 			ct.TestIn ();
59 			ct.TestOut ();
60 			ct.TestOpenStandardError ();
61 			ct.TestOpenStandardInput ();
62 			ct.TestOpenStandardOutput ();
63 		}
64 
65 		[Test]
66 		[SecurityPermission (SecurityAction.PermitOnly, UnmanagedCode = true)]
PartialTrust_PermitOnly_UnmanagedCode()67 		public void PartialTrust_PermitOnly_UnmanagedCode ()
68 		{
69 			MonoTests.System.ConsoleTest ct = new MonoTests.System.ConsoleTest ();
70 			// call unit tests from ConsoleTest that requires UnmanagedCode to work
71 			ct.TestSetError ();
72 			ct.TestSetIn ();
73 			ct.TestSetOut ();
74 			ct.TestRead ();
75 			ct.TestReadLine ();
76 			ct.TestWrite ();
77 			ct.TestWriteLine ();
78 		}
79 
80 		// Console is using restricted stuff (like opening FileStream
81 		// with handles) but isn't restricted itself - so we must
82 		// assert the required permission in Console
83 
84 		[Test]
85 		[PermissionSet (SecurityAction.Deny, Unrestricted = true)]
OpenStandardError()86 		public void OpenStandardError ()
87 		{
88 			Stream s = Console.OpenStandardError ();
89 			Assert.IsNotNull (s, "1");
90 			s = Console.OpenStandardError (1024);
91 			Assert.IsNotNull (s, "2");
92 		}
93 
94 		[Test]
95 		[PermissionSet (SecurityAction.Deny, Unrestricted = true)]
OpenStandardInput()96 		public void OpenStandardInput ()
97 		{
98 			Stream s = Console.OpenStandardInput ();
99 			Assert.IsNotNull (s, "1");
100 			s = Console.OpenStandardInput (1024);
101 			Assert.IsNotNull (s, "2");
102 		}
103 
104 		[Test]
105 		[PermissionSet (SecurityAction.Deny, Unrestricted = true)]
OpenStandardOutput()106 		public void OpenStandardOutput ()
107 		{
108 			Stream s = Console.OpenStandardOutput ();
109 			Assert.IsNotNull (s, "1");
110 			s = Console.OpenStandardOutput (1024);
111 			Assert.IsNotNull (s, "2");
112 		}
113 
114 		// Unmanaged code is required to call Console.Set* methods
115 
116 		[Test]
117 		[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
118 		[ExpectedException (typeof (SecurityException))]
SetError()119 		public void SetError ()
120 		{
121 			Console.SetError (new StreamWriter (Console.OpenStandardError ()));
122 		}
123 
124 		[Test]
125 		[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
126 		[ExpectedException (typeof (SecurityException))]
SetIn()127 		public void SetIn ()
128 		{
129 			Console.SetIn (new StreamReader (Console.OpenStandardInput ()));
130 		}
131 
132 		[Test]
133 		[SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
134 		[ExpectedException (typeof (SecurityException))]
SetOut()135 		public void SetOut ()
136 		{
137 			Console.SetOut (new StreamWriter (Console.OpenStandardOutput ()));
138 		}
139 	}
140 }
141