Merge remote-tracking branch 'local/msvc-updates' into msvc-updates
[mono.git] / mcs / class / corlib / Test / System.IO / DirectoryInfoTest.cs
index 766ad1b17e0b1ef757e4c643973aa6213b93e068..eb85f43e96c8b9b145da9d680705e559b26fe3b4 100644 (file)
-// DirectoryInfoTest.cs - NUnit Test Cases for System.IO.DirectoryInfo class\r
-//\r
-// Authors\r
-//     Ville Palo (vi64pa@koti.soon.fi)\r
-//     Sebastien Pouliot  <sebastien@ximian.com>\r
-// \r
-// (C) 2003 Ville Palo\r
-// Copyright (C) 2005 Novell, Inc (http://www.novell.com)\r
-// \r
-\r
-using NUnit.Framework;\r
-using System;\r
-using System.Collections;\r
-using System.IO;\r
-\r
-namespace MonoTests.System.IO\r
-{\r
-       [TestFixture]\r
-       public class DirectoryInfoTest : Assertion\r
-       {\r
-               string TempFolder = Path.Combine (Path.GetTempPath (), "MonoTests.System.IO.Tests");\r
-\r
-               static readonly char DSC = Path.DirectorySeparatorChar;\r
-               string current;\r
-\r
-               [SetUp]\r
-               protected void SetUp ()\r
-               {\r
-                       current = Directory.GetCurrentDirectory ();\r
-                       if (Directory.Exists (TempFolder))\r
-                               Directory.Delete (TempFolder, true);\r
-                       Directory.CreateDirectory (TempFolder);\r
-               }\r
-        \r
-               [TearDown]\r
-               protected void TearDown ()\r
-               {\r
-                       if (Directory.Exists (TempFolder))\r
-                               Directory.Delete (TempFolder, true);\r
-                       Directory.SetCurrentDirectory (current);\r
-               }\r
-        \r
-               [Test]\r
-               public void Ctr ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.Ctr.Test";\r
-                       DeleteDir (path);\r
-               \r
-                       FileInfo info = new FileInfo (path);\r
-                       AssertEquals ("test#01", true, info.DirectoryName.EndsWith (".Tests"));\r
-                       AssertEquals ("test#02", false, info.Exists);\r
-                       AssertEquals ("test#03", ".Test", info.Extension);\r
-                       AssertEquals ("test#05", "DIT.Ctr.Test", info.Name);            \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException(typeof(ArgumentNullException))]\r
-               public void CtorArgumentNullException ()\r
-               {\r
-                       DirectoryInfo info = new DirectoryInfo (null);            \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException(typeof(ArgumentException))]\r
-               public void CtorArgumentException1 ()\r
-               {\r
-                       DirectoryInfo info = new DirectoryInfo ("");            \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException(typeof(ArgumentException))]\r
-               public void CtorArgumentException2 ()\r
-               {\r
-                       DirectoryInfo info = new DirectoryInfo ("   ");            \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException(typeof(ArgumentException))]\r
-               public void CtorArgumentException3 ()\r
-               {\r
-               string path = "";\r
-               foreach (char c in Path.InvalidPathChars) {\r
-                       path += c;\r
-               }\r
-               DirectoryInfo info = new DirectoryInfo (path);\r
-               }\r
-                               \r
-               [Test]\r
-               public void Exists ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.Exists.Test";\r
-               DeleteDir (path);\r
-            \r
-               try {\r
-                       DirectoryInfo info = new DirectoryInfo (path);\r
-                       AssertEquals ("test#01", false, info.Exists);\r
-            \r
-                       Directory.CreateDirectory (path);\r
-                       AssertEquals ("test#02", false, info.Exists);\r
-                       info = new DirectoryInfo (path);\r
-                       AssertEquals ("test#03", true, info.Exists);            \r
-               } finally {\r
-                       DeleteDir (path);\r
-               }\r
-               }\r
-               \r
-               [Test]\r
-               public void Name ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.Name.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);                          \r
-                               AssertEquals ("test#01", "DIT.Name.Test", info.Name);\r
-                               \r
-                               info = Directory.CreateDirectory (path);\r
-                               AssertEquals ("test#02", "DIT.Name.Test", info.Name);\r
-                               \r
-                               \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                                  \r
-               }\r
-               \r
-               [Test]\r
-               public void Parent ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.Parent.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               AssertEquals ("test#01", "MonoTests.System.IO.Tests", info.Parent.Name);\r
-                               \r
-                               info = Directory.CreateDirectory (path);\r
-                               AssertEquals ("test#02", "MonoTests.System.IO.Tests", info.Parent.Name);\r
-                                                               \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                                               \r
-               }\r
-\r
-               [Test]\r
-               public void Create ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.Create.Test";\r
-               DeleteDir (path);\r
-            \r
-               try {\r
-                       DirectoryInfo info = new DirectoryInfo (path);\r
-                       AssertEquals ("test#01", false, info.Exists);\r
-                       info.Create ();                \r
-                       AssertEquals ("test#02", false, info.Exists);\r
-                       info = new DirectoryInfo (path);\r
-                       AssertEquals ("test#03", true, info.Exists);\r
-               } finally {\r
-                       DeleteDir (path);\r
-               }\r
-               }\r
-\r
-               [Test]\r
-               public void CreateSubdirectory ()\r
-               {\r
-                       string sub_path = Path.Combine ("test01", "test02");\r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (TempFolder);\r
-                               info.CreateSubdirectory (sub_path);\r
-                               Assert ("test#01", Directory.Exists (Path.Combine (TempFolder, sub_path)));\r
-                       } finally {\r
-                               DeleteDir (Path.Combine (TempFolder, sub_path));\r
-                       }\r
-                               \r
+// DirectoryInfoTest.cs - NUnit Test Cases for System.IO.DirectoryInfo class
+//
+// Authors
+//     Ville Palo (vi64pa@koti.soon.fi)
+//     Sebastien Pouliot  <sebastien@ximian.com>
+// 
+// (C) 2003 Ville Palo
+// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
+// 
+
+using System;
+using System.Collections;
+using System.IO;
+using System.Runtime.Serialization;
+using System.Runtime.Serialization.Formatters.Binary;
+
+using NUnit.Framework;
+
+namespace MonoTests.System.IO
+{
+       [TestFixture]
+       public class DirectoryInfoTest
+       {
+               string TempFolder = Path.Combine (Path.GetTempPath (), "MonoTests.System.IO.Tests");
+
+               static readonly char DSC = Path.DirectorySeparatorChar;
+               string current;
+
+               [SetUp]
+               protected void SetUp ()
+               {
+                       current = Directory.GetCurrentDirectory ();
+                       if (Directory.Exists (TempFolder))
+                               Directory.Delete (TempFolder, true);
+                       Directory.CreateDirectory (TempFolder);
                }
-               
+
+               [TearDown]
+               protected void TearDown ()
+               {
+                       if (Directory.Exists (TempFolder))
+                               Directory.Delete (TempFolder, true);
+                       Directory.SetCurrentDirectory (current);
+               }
+
+               [Test] // ctor (String)
+               public void Constructor1 ()
+               {
+                       string path = TempFolder + DSC + "DIT.Ctr.Test";
+                       DeleteDir (path);
+
+                       DirectoryInfo info = new DirectoryInfo (path);
+                       Assert.AreEqual ("DIT.Ctr.Test", info.Name, "#1");
+                       Assert.IsFalse (info.Exists, "#2");
+                       Assert.AreEqual (".Test", info.Extension, "#3");
+                       Assert.AreEqual ("DIT.Ctr.Test", info.Name, "#4");
+               }
+
+               [Test] // ctor (String)
+               public void Constructor1_Path_Null ()
+               {
+                       try {
+                               new DirectoryInfo (null);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.AreEqual ("path", ex.ParamName, "#5");
+                       }
+               }
+
+               [Test] // ctor (String)
+               public void Constructor1_Path_Empty ()
+               {
+                       try {
+                               new DirectoryInfo (string.Empty);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentException ex) {
+                               // Empty file name is not legal
+                               Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.IsNull (ex.ParamName, "#5");
+                       }
+               }
+
+               [Test] // ctor (String)
+               public void Constructor1_Path_Whitespace ()
+               {
+                       try {
+                               new DirectoryInfo ("   ");
+                               Assert.Fail ("#1");
+                       } catch (ArgumentException ex) {
+                               // The path is not of a legal form
+                               Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.IsNull (ex.ParamName, "#5");
+                       }
+               }
+
+               [Test] // ctor (String)
+               public void Constructor1_Path_InvalidPathChars ()
+               {
+                       string path = string.Empty;
+                       foreach (char c in Path.InvalidPathChars)
+                               path += c;
+                       try {
+                               new DirectoryInfo (path);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentException ex) {
+                               // The path contains illegal characters
+                               Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.IsNull (ex.ParamName, "#5");
+                       }
+               }
+
                [Test]
-               [ExpectedException(typeof(ArgumentException))]
-               public void CreateSubdirectoryEmptyString ()
-               {
-                       new DirectoryInfo (".").CreateSubdirectory ("");
-               }\r
-\r
-               [Test]\r
-               public void Delete1 ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.Delete1.Test";\r
-               DeleteDir (path);\r
-                       \r
-                       try {\r
-                               Directory.CreateDirectory (path);\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               AssertEquals ("test#01", true, info.Exists);\r
-                               \r
-                               info.Delete ();\r
-                               AssertEquals ("test#02", true, info.Exists);\r
-                               \r
-                               info = new DirectoryInfo (path);\r
-                               AssertEquals ("test#03", false, info.Exists);\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-\r
-               [Test]\r
-               public void Delete2 ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.Delete2.Test";\r
-               DeleteDir (path);\r
-                       \r
-                       try {\r
-                               Directory.CreateDirectory (path);\r
-                               File.Create (path + DSC + "test").Close ();\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               AssertEquals ("test#01", true, info.Exists);\r
-                               \r
-                               info.Delete (true);\r
-                               AssertEquals ("test#02", true, info.Exists);\r
-                               \r
-                               info = new DirectoryInfo (path);\r
-                               AssertEquals ("test#03", false, info.Exists);\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               [ExpectedException (typeof (IOException))]\r
-               public void DeleteIOException1 ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.DeleteIOException1.Test";\r
-               DeleteDir (path);                       \r
-                       \r
-                       try {\r
-                               Directory.CreateDirectory (path);\r
-                               File.Create (path + DSC + "test").Close ();\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.Delete ();\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (IOException))]\r
-               public void DeleteIOException2 ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.DeleteIOException2.Test";\r
-               DeleteDir (path);                       \r
-                       \r
-                       try {\r
-                               Directory.CreateDirectory (path);\r
-                               File.Create (path + DSC + "test").Close ();\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.Delete (false);\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
+               public void Exists ()
+               {
+                       string path = TempFolder + DSC + "DIT.Exists.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               Assert.IsFalse (info.Exists, "#1");
+
+                               Directory.CreateDirectory (path);
+                               Assert.IsFalse (info.Exists, "#2");
+                               info = new DirectoryInfo (path);
+                               Assert.IsTrue (info.Exists, "#3");
+                       } finally {
+                               DeleteDir (path);
+                       }
                }
 
                [Test]
-               // from bug #75443
+               public void Name ()
+               {
+                       string path = TempFolder + DSC + "DIT.Name.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               Assert.AreEqual ("DIT.Name.Test", info.Name, "#1");
+
+                               info = Directory.CreateDirectory (path);
+                               Assert.AreEqual ("DIT.Name.Test", info.Name, "#2");
+
+                               info = Directory.CreateDirectory ("whatever");
+                               Assert.AreEqual ("whatever", info.Name, "#3");
+
+                               if (RunningOnUnix) {
+                                       info = new DirectoryInfo ("/");
+                                       Assert.AreEqual ("/", info.Name, "#4");
+
+                                       info = new DirectoryInfo ("test/");
+                                       Assert.AreEqual ("test", info.Name, "#5");
+
+                                       info = new DirectoryInfo ("/test");
+                                       Assert.AreEqual ("test", info.Name, "#4");
+
+                                       info = new DirectoryInfo ("/test/");
+                                       Assert.AreEqual ("test", info.Name, "#4");
+                               } else {
+                                       info = new DirectoryInfo (@"c:");
+                                       Assert.AreEqual (@"C:\", info.Name, "#4");
+
+                                       info = new DirectoryInfo (@"c:\");
+                                       Assert.AreEqual (@"c:\", info.Name, "#5");
+
+                                       info = new DirectoryInfo (@"c:\test");
+                                       Assert.AreEqual ("test", info.Name, "#6");
+
+                                       info = new DirectoryInfo (@"c:\test\");
+                                       Assert.AreEqual ("test", info.Name, "#7");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               public void Parent ()
+               {
+                       string path = TempFolder + DSC + "DIT.Parent.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               Assert.AreEqual ("MonoTests.System.IO.Tests", info.Parent.Name, "#1");
+
+                               info = Directory.CreateDirectory (path);
+                               Assert.AreEqual ("MonoTests.System.IO.Tests", info.Parent.Name, "#2");
+
+                               info = new DirectoryInfo ("test");
+                               Assert.AreEqual (Directory.GetCurrentDirectory (), info.Parent.FullName, "#3");
+
+                               if (RunningOnUnix) {
+                                       info = new DirectoryInfo ("/");
+                                       Assert.IsNull (info.Parent, "#4");
+
+                                       info = new DirectoryInfo ("test/");
+                                       Assert.IsNotNull (info.Parent, "#5a");
+                                       Assert.AreEqual (Directory.GetCurrentDirectory (), info.Parent.FullName, "#5b");
+
+                                       info = new DirectoryInfo ("/test");
+                                       Assert.IsNotNull (info.Parent, "#6a");
+                                       Assert.AreEqual ("/", info.Parent.FullName, "#6b");
+
+                                       info = new DirectoryInfo ("/test/");
+                                       Assert.IsNotNull (info.Parent, "#7a");
+                                       Assert.AreEqual ("/", info.Parent.FullName, "#7b");
+                               } else {
+                                       info = new DirectoryInfo (@"c:");
+                                       Assert.IsNull (info.Parent, "#4");
+
+                                       info = new DirectoryInfo (@"c:\");
+                                       Assert.IsNull (info.Parent, "#5");
+
+                                       info = new DirectoryInfo (@"c:\test");
+                                       Assert.IsNotNull (info.Parent, "#6a");
+                                       Assert.AreEqual (@"c:\", info.Parent.FullName, "#6b");
+
+                                       info = new DirectoryInfo (@"c:\test\");
+                                       Assert.IsNotNull (info.Parent, "#7a");
+                                       Assert.AreEqual (@"c:\", info.Parent.FullName, "#7b");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               public void Create ()
+               {
+                       string path = TempFolder + DSC + "DIT.Create.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               Assert.IsFalse (info.Exists, "#1");
+                               info.Create ();
+                               Assert.IsFalse (info.Exists, "#2");
+                               info = new DirectoryInfo (path);
+                               Assert.IsTrue (info.Exists, "#3");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               public void CreateSubdirectory ()
+               {
+                       string sub_path = Path.Combine ("test01", "test02");
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (TempFolder);
+                               DirectoryInfo sub = info.CreateSubdirectory (sub_path);
+                               Assert.IsNotNull (sub, "#1");
+                               Assert.AreEqual (Path.Combine (TempFolder, sub_path), sub.FullName, "#2");
+                               Assert.IsTrue (Directory.Exists (sub.FullName), "#3");
+                       } finally {
+                               DeleteDir (Path.Combine (TempFolder, sub_path));
+                       }
+               }
+
+               [Test]
+               public void CreateSubdirectory_Path_Null ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       try {
+                               info.CreateSubdirectory (null);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.AreEqual ("path", ex.ParamName, "#5");
+                       }
+               }
+               
+               [Test]
+               public void CreateSubdirectory_Path_Empty ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       try {
+                               info.CreateSubdirectory (string.Empty);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentException ex) {
+                               // Empty file name is not legal
+                               Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                       }
+               }
+
+               [Test] // Delete ()
+               public void Delete1 ()
+               {
+                       string path = TempFolder + DSC + "DIT.Delete1.Test";
+                       DeleteDir (path);
+                       
+                       try {
+                               Directory.CreateDirectory (path);
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               Assert.IsTrue (info.Exists, "#1");
+                               
+                               info.Delete ();
+                               Assert.IsTrue (info.Exists, "#2");
+                               
+                               info = new DirectoryInfo (path);
+                               Assert.IsFalse (info.Exists, "#3");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // Delete ()
+               public void Delete1_DirectoryNotEmpty ()
+               {
+                       string path = TempFolder + DSC + "DIT.DeleteIOException1.Test";
+                       DeleteDir (path);
+                       
+                       try {
+                               Directory.CreateDirectory (path);
+                               File.Create (path + DSC + "test").Close ();
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               try {
+                                       info.Delete ();
+                                       Assert.Fail ("#1");
+                               } catch (IOException ex) {
+                                       // The directory is not empty
+                                       Assert.AreEqual (typeof (IOException), ex.GetType (), "#2");
+                                       Assert.IsNull (ex.InnerException, "#3");
+                                       Assert.IsNotNull (ex.Message, "#4");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // Delete (Boolean)
+               public void Delete2 ()
+               {
+                       string path = TempFolder + DSC + "DIT.Delete2.Test";
+                       DeleteDir (path);
+
+                       try {
+                               Directory.CreateDirectory (path);
+                               File.Create (path + DSC + "test").Close ();
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               Assert.IsTrue (info.Exists, "#1");
+
+                               info.Delete (true);
+                               Assert.IsTrue (info.Exists, "#2");
+
+                               info = new DirectoryInfo (path);
+                               Assert.IsFalse (info.Exists, "#3");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // Delete (Boolean)
+               public void Delete2_DirectoryNotEmpty ()
+               {
+                       string path = TempFolder + DSC + "DIT.DeleteIOException2.Test";
+                       DeleteDir (path);
+                       
+                       try {
+                               Directory.CreateDirectory (path);
+                               File.Create (path + DSC + "test").Close ();
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               try {
+                                       info.Delete (false);
+                                       Assert.Fail ("#1");
+                               } catch (IOException ex) {
+                                       // The directory is not empty
+                                       Assert.AreEqual (typeof (IOException), ex.GetType (), "#2");
+                                       Assert.IsNull (ex.InnerException, "#3");
+                                       Assert.IsNotNull (ex.Message, "#4");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // bug #75443
                public void FullName ()
                {
                        DirectoryInfo di = new DirectoryInfo ("something");
-                       Assert ("Exists", !di.Exists);
-                       Assert ("FullName", di.FullName.EndsWith ("something"));
+                       Assert.IsFalse (di.Exists, "#A1");
+                       Assert.AreEqual (Path.Combine (Directory.GetCurrentDirectory (), "something"), di.FullName, "#A2");
 
                        di = new DirectoryInfo ("something" + Path.DirectorySeparatorChar);
-                       AssertEquals ("DirectorySeparatorChar", Path.DirectorySeparatorChar, di.FullName [di.FullName.Length - 1]);
+                       Assert.IsFalse (di.Exists, "#B1");
+                       Assert.AreEqual (Path.DirectorySeparatorChar, di.FullName [di.FullName.Length - 1], "#B2");
 
                        di = new DirectoryInfo ("something" + Path.AltDirectorySeparatorChar);
-                       AssertEquals ("AltDirectorySeparatorChar", Path.DirectorySeparatorChar, di.FullName [di.FullName.Length - 1]);
-               }\r
+                       Assert.IsFalse (di.Exists, "#C1");
+                       Assert.AreEqual (Path.DirectorySeparatorChar, di.FullName [di.FullName.Length - 1], "#C2");
+
+                       if (RunningOnUnix) {
+                               di = new DirectoryInfo ("/");
+                               Assert.AreEqual ("/", di.FullName, "#D1");
+
+                               di = new DirectoryInfo ("test/");
+                               Assert.AreEqual (Path.Combine (Directory.GetCurrentDirectory (), "test/"), di.FullName, "#D2");
+
+                               di = new DirectoryInfo ("/test");
+                               Assert.AreEqual ("/test", di.FullName, "#D3");
+
+                               di = new DirectoryInfo ("/test/");
+                               Assert.AreEqual ("/test/", di.FullName, "#D4");
+                       } else {
+                               di = new DirectoryInfo (@"c:");
+                               Assert.AreEqual (@"C:\", di.FullName, "#D1");
+
+                               di = new DirectoryInfo (@"c:\");
+                               Assert.AreEqual (@"c:\", di.FullName, "#D2");
+
+                               di = new DirectoryInfo (@"c:\test");
+                               Assert.AreEqual (@"c:\test", di.FullName, "#D3");
+
+                               di = new DirectoryInfo (@"c:\test\");
+                               Assert.AreEqual (@"c:\test\", di.FullName, "#D4");
+                       }
+               }
 
                [Test]
                public void FullName_RootDirectory ()
                {
                        DirectoryInfo di = new DirectoryInfo (String.Empty + Path.DirectorySeparatorChar);
-                       if (Path.DirectorySeparatorChar == '/') {
+                       if (RunningOnUnix) {
                                // can't be sure of the root drive under windows
-                               AssertEquals ("FullName", "/", di.FullName);
+                               Assert.AreEqual ("/", di.FullName, "#1");
                        }
-                       AssertNull ("Parent", di.Parent);
+                       Assert.IsNull (di.Parent, "#2");
 
                        di = new DirectoryInfo (String.Empty + Path.AltDirectorySeparatorChar);
-                       if (Path.DirectorySeparatorChar == '/') {
+                       if (RunningOnUnix) {
                                // can't be sure of the root drive under windows
-                               AssertEquals ("FullName-Alt", "/", di.FullName);
-                       }
-                       AssertNull ("Parent-Alt", di.Parent);
-               }\r
-               \r
-               [Test]\r
-               public void GetDirectories1 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.GetDirectories1.Test";\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               AssertEquals ("test#01", 0, info.GetDirectories ().Length);\r
-                               \r
-                               Directory.CreateDirectory (path + DSC + "1");\r
-                               Directory.CreateDirectory (path + DSC + "2");                           \r
-                               File.Create (path + DSC + "filetest").Close ();\r
-                               AssertEquals ("test#02", 2, info.GetDirectories ().Length);\r
-                               \r
-                               Directory.Delete (path + DSC + 2);\r
-                               AssertEquals ("test#02", 1, info.GetDirectories ().Length);                             \r
-                               \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               public void GetDirectories2 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.GetDirectories2.Test";\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               AssertEquals ("test#01", 0, info.GetDirectories ("*").Length);\r
-                               \r
-                               Directory.CreateDirectory (path + DSC + "test120");\r
-                               Directory.CreateDirectory (path + DSC + "test210");\r
-                               Directory.CreateDirectory (path + DSC + "atest330");\r
-                               Directory.CreateDirectory (path + DSC + "test220");\r
-                               File.Create (path + DSC + "filetest").Close ();\r
-                               \r
-                               AssertEquals ("test#02", 4, info.GetDirectories ("*").Length);\r
-                               AssertEquals ("test#03", 3, info.GetDirectories ("test*").Length);\r
-                               AssertEquals ("test#04", 2, info.GetDirectories ("test?20").Length);\r
-                               AssertEquals ("test#05", 0, info.GetDirectories ("test?").Length);\r
-                               AssertEquals ("test#06", 0, info.GetDirectories ("test[12]*").Length);\r
-                               AssertEquals ("test#07", 2, info.GetDirectories ("test2*0").Length);\r
-                               AssertEquals ("test#08", 4, info.GetDirectories ("*test*").Length);\r
-                               \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               [ExpectedException (typeof (DirectoryNotFoundException))]               \r
-               public void GetDirectoriesDirectoryNotFoundException1 ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.GetDirectoriesDirectoryNotFoundException1.Test";\r
-               DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.GetDirectories ();\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (DirectoryNotFoundException))]               \r
-               public void GetDirectoriesDirectoryNotFoundException2 ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.GetDirectoriesDirectoryNotFoundException2.Test";\r
-               DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.GetDirectories ("*");\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               [ExpectedException (typeof (ArgumentNullException))]\r
-               public void GetDirectoriesArgumentNullException ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.GetDirectoriesArgumentNullException.Test";\r
-               DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.GetDirectories (null);\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                       \r
-               }\r
-\r
-               [Test]\r
-               public void GetFiles1 ()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.GetFiles1.Test";\r
-               DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               AssertEquals ("test#01", 0, info.GetFiles ().Length);\r
-                               File.Create (path + DSC + "file1").Close ();\r
-                               File.Create (path + DSC + "file2").Close ();\r
-                               Directory.CreateDirectory (path + DSC + "directory1");\r
-                               AssertEquals ("test#02", 2, info.GetFiles ().Length);\r
-                                                       \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               public void GetFiles2()\r
-               {\r
-               string path = TempFolder + DSC + "DIT.GetFiles2.Test";\r
-               DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               AssertEquals ("test#01", 0, info.GetFiles ("*").Length);\r
-                               File.Create (path + DSC + "file120file").Close ();\r
-                               File.Create (path + DSC + "file220file").Close ();\r
-                               File.Create (path + DSC + "afile330file").Close ();\r
-                               File.Create (path + DSC + "test.abc").Close ();\r
-                               File.Create (path + DSC + "test.abcd").Close ();\r
-                               File.Create (path + DSC + "test.abcdef").Close ();                              \r
-                               Directory.CreateDirectory (path + DSC + "dir");\r
-                               \r
-                               AssertEquals ("test#02", 6, info.GetFiles ("*").Length);\r
-                               AssertEquals ("test#03", 2, info.GetFiles ("file*file").Length);\r
-                               AssertEquals ("test#04", 3, info.GetFiles ("*file*").Length);\r
-                               AssertEquals ("test#05", 2, info.GetFiles ("file?20file").Length);\r
-                               AssertEquals ("test#07", 1, info.GetFiles ("*.abcd").Length);\r
-                               AssertEquals ("test#08", 2, info.GetFiles ("*.abcd*").Length);                                                  \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               [ExpectedException (typeof (DirectoryNotFoundException))]\r
-               public void GetFilesDirectoryNotFoundException1 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.GetFilesDirectoryNotFoundException1.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.GetFiles ();\r
-                               \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (DirectoryNotFoundException))]\r
-               public void GetFilesDirectoryNotFoundException2 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.GetFilesDirectoryNotFoundException2.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.GetFiles ("*");\r
-                               \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               [ExpectedException (typeof (ArgumentNullException))]\r
-               public void GetFilesArgumentNullException ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.GetFilesArgumentNullException.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.GetFiles (null);                           \r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-               }\r
-               \r
-               [Test]\r
-               public void MoveTo ()\r
-               {\r
-                       string path1 = TempFolder + DSC + "DIT.MoveTo.Soucre.Test";\r
-                       string path2 = TempFolder + DSC + "DIT.MoveTo.Dest.Test";\r
-                       DeleteDir (path1);\r
-                       DeleteDir (path2);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info1 = Directory.CreateDirectory (path1);\r
-                               DirectoryInfo info2 = new DirectoryInfo (path2);\r
-                               \r
-                               AssertEquals ("test#01", true, info1.Exists);\r
-                               AssertEquals ("test#02", false, info2.Exists);\r
-                                                                                               \r
-                               info1.MoveTo (path2);                           \r
-                               AssertEquals ("test#03", true, info1.Exists);\r
-                               AssertEquals ("test#04", false, info2.Exists);\r
-                               \r
-                               info1 = new DirectoryInfo (path1);\r
-                               info2 = new DirectoryInfo (path2);\r
-                               AssertEquals ("test#05", false, info1.Exists);\r
-                               AssertEquals ("test#06", true, info2.Exists);\r
-                               \r
-                       } finally {\r
-                               DeleteDir (path1);\r
-                               DeleteDir (path2);\r
-                       }\r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (ArgumentNullException))]\r
-               public void MoveToArgumentNullException ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.MoveToArgumentNullException.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               info.MoveTo (null);\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }\r
-                       \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (IOException))]\r
-               public void MoveToIOException1 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.MoveToIOException1.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               info.MoveTo (path);\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                       \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (ArgumentException))]\r
-               public void MoveToArgumentException1 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.MoveToArgumentException1.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               info.MoveTo ("");\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                       \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (ArgumentException))]\r
-               public void MoveToArgumentException2 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.MoveToArgumentException2.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               info.MoveTo ("    ");\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                       \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (ArgumentException))]\r
-               public void MoveToArgumentException3 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.MoveToArgumentException3.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = Directory.CreateDirectory (path);\r
-                               info.MoveTo (Path.InvalidPathChars [0].ToString ());\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                       \r
-               }\r
-\r
-               [Test]\r
-               [ExpectedException (typeof (IOException))]\r
-               public void MoveToIOException2 ()\r
-               {\r
-                       string path = TempFolder + DSC + "DIT.MoveToIOException2.Test";\r
-                       DeleteDir (path);\r
-                       \r
-                       try {\r
-                               DirectoryInfo info = new DirectoryInfo (path);\r
-                               info.MoveTo (path);\r
-                       } finally {\r
-                               DeleteDir (path);\r
-                       }                       \r
-               }\r
-\r
-               private void DeleteDir (string path)\r
-               {\r
-                       if (Directory.Exists (path))\r
-                               Directory.Delete (path, true);\r
-               }\r
-               [Test]
+                               Assert.AreEqual ("/", di.FullName, "#3");
+                       }
+                       Assert.IsNull (di.Parent, "#4");
+               }
+
+               [Test] // GetDirectories ()
+               public void GetDirectories1 ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetDirectories1.Test";
+                       
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               Assert.AreEqual (0, info.GetDirectories ().Length, "#1");
+                               
+                               Directory.CreateDirectory (path + DSC + "1");
+                               Directory.CreateDirectory (path + DSC + "2");
+                               File.Create (path + DSC + "filetest").Close ();
+                               Assert.AreEqual (2, info.GetDirectories ().Length, "#2");
+                               
+                               Directory.Delete (path + DSC + 2);
+                               Assert.AreEqual (1, info.GetDirectories ().Length, "#3");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetDirectories ()
+               public void GetDirectories1_DirectoryDoesNotExist ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetDirectoriesDirectoryNotFoundException1.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               info.GetDirectories ();
+                               Assert.Fail ("#1");
+                       } catch (DirectoryNotFoundException ex) {
+                               // Could not find a part of '...'
+                               Assert.AreEqual (typeof (DirectoryNotFoundException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.IsTrue (ex.Message.IndexOf (path) != -1, "#5");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetDirectories (String)
+               public void GetDirectories2 ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetDirectories2.Test";
+                       
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               Assert.AreEqual (0, info.GetDirectories ("*").Length, "#1");
+                               
+                               Directory.CreateDirectory (path + DSC + "test120");
+                               Directory.CreateDirectory (path + DSC + "test210");
+                               Directory.CreateDirectory (path + DSC + "atest330");
+                               Directory.CreateDirectory (path + DSC + "test220");
+                               Directory.CreateDirectory (path + DSC + "rest");
+                               Directory.CreateDirectory (path + DSC + "rest" + DSC + "subdir");
+                               File.Create (path + DSC + "filetest").Close ();
+
+                               Assert.AreEqual (5, info.GetDirectories ("*").Length, "#2");
+                               Assert.AreEqual (3, info.GetDirectories ("test*").Length, "#3");
+                               Assert.AreEqual (2, info.GetDirectories ("test?20").Length, "#4");
+                               Assert.AreEqual (0, info.GetDirectories ("test?").Length, "#5");
+                               Assert.AreEqual (0, info.GetDirectories ("test[12]*").Length, "#6");
+                               Assert.AreEqual (2, info.GetDirectories ("test2*0").Length, "#7");
+                               Assert.AreEqual (4, info.GetDirectories ("*test*").Length, "#8");
+#if NET_2_0
+                               Assert.AreEqual (6, info.GetDirectories ("*", SearchOption.AllDirectories).Length, "#9");
+#endif
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetDirectories (String)
+               public void GetDirectories2_DirectoryDoesNotExist ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetDirectoriesDirectoryNotFoundException2.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               info.GetDirectories ("*");
+                               Assert.Fail ("#1");
+                       } catch (DirectoryNotFoundException ex) {
+                               // Could not find a part of '...'
+                               Assert.AreEqual (typeof (DirectoryNotFoundException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.IsTrue (ex.Message.IndexOf (path) != -1, "#5");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetDirectories (String)
+               public void GetDirectories2_SearchPattern_Null ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       try {
+                               info.GetDirectories (null);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.AreEqual ("searchPattern", ex.ParamName, "#5");
+                       }
+               }
+
+#if NET_2_0
+               [Test] // GetDirectories (String, SearchOption)
+               public void GetDirectories3_SearchPattern_Null ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       try {
+                               info.GetDirectories (null, SearchOption.AllDirectories);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.AreEqual ("searchPattern", ex.ParamName, "#5");
+                       }
+               }
+#endif
+
+               [Test] // GetFiles ()
+               public void GetFiles1 ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetFiles1.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               Assert.AreEqual (0, info.GetFiles ().Length, "#1");
+                               File.Create (path + DSC + "file1").Close ();
+                               File.Create (path + DSC + "file2").Close ();
+                               Directory.CreateDirectory (path + DSC + "directory1");
+                               Assert.AreEqual (2, info.GetFiles ().Length, "#2");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetFiles ()
+               public void GetFiles1_DirectoryDoesNotExist ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetFilesDirectoryNotFoundException1.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               info.GetFiles ();
+                               Assert.Fail ("#1");
+                       } catch (DirectoryNotFoundException ex) {
+                               // Could not find a part of '...'
+                               Assert.AreEqual (typeof (DirectoryNotFoundException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.IsTrue (ex.Message.IndexOf (path) != -1, "#5");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetFiles (String)
+               public void GetFiles2 ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetFiles2.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               Assert.AreEqual (0, info.GetFiles ("*").Length, "#1");
+                               File.Create (path + DSC + "file120file").Close ();
+                               File.Create (path + DSC + "file220file").Close ();
+                               File.Create (path + DSC + "afile330file").Close ();
+                               File.Create (path + DSC + "test.abc").Close ();
+                               File.Create (path + DSC + "test.abcd").Close ();
+                               File.Create (path + DSC + "test.abcdef").Close ();
+                               Directory.CreateDirectory (path + DSC + "dir");
+
+                               Assert.AreEqual (6, info.GetFiles ("*").Length, "#2");
+                               Assert.AreEqual (2, info.GetFiles ("file*file").Length, "#3");
+                               Assert.AreEqual (3, info.GetFiles ("*file*").Length, "#4");
+                               Assert.AreEqual (2, info.GetFiles ("file?20file").Length, "#5");
+                               Assert.AreEqual (1, info.GetFiles ("*.abcd").Length, "#6");
+                               Assert.AreEqual (2, info.GetFiles ("*.abcd*").Length, "#7");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetFiles (String)
+               public void GetFiles2_DirectoryDoesNotExist ()
+               {
+                       string path = TempFolder + DSC + "DIT.GetFilesDirectoryNotFoundException2.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               info.GetFiles ("*");
+                               Assert.Fail ("#1");
+                       } catch (DirectoryNotFoundException ex) {
+                               // Could not find a part of '...'
+                               Assert.AreEqual (typeof (DirectoryNotFoundException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.IsTrue (ex.Message.IndexOf (path) != -1, "#5");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test] // GetFiles (String)
+               public void GetFiles2_SearchPattern_Null ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       try {
+                               info.GetFiles (null);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.AreEqual ("searchPattern", ex.ParamName, "#5");
+                       }
+               }
+
+#if NET_2_0
+               [Test] // GetFiles (String, SearchOption)
+               public void GetFiles3_SearchPattern_Null ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       try {
+                               info.GetFiles (null, SearchOption.TopDirectoryOnly);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.AreEqual ("searchPattern", ex.ParamName, "#5");
+                       }
+               }
+#endif
+
+               [Test]
+               public void GetFileSystemInfos2_SearchPattern_Null ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       try {
+                               info.GetFileSystemInfos (null);
+                               Assert.Fail ("#1");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                               Assert.IsNull (ex.InnerException, "#3");
+                               Assert.IsNotNull (ex.Message, "#4");
+                               Assert.AreEqual ("searchPattern", ex.ParamName, "#5");
+                       }
+               }
+
+               [Test]
+               public void MoveTo ()
+               {
+                       string path1 = TempFolder + DSC + "DIT.MoveTo.Soucre.Test";
+                       string path2 = TempFolder + DSC + "DIT.MoveTo.Dest.Test";
+                       DeleteDir (path1);
+                       DeleteDir (path2);
+
+                       try {
+                               DirectoryInfo info1 = Directory.CreateDirectory (path1);
+                               DirectoryInfo info2 = new DirectoryInfo (path2);
+
+                               Assert.IsTrue (info1.Exists, "#A1");
+                               Assert.IsFalse (info2.Exists, "#A2");
+
+                               info1.MoveTo (path2);
+                               Assert.IsTrue (info1.Exists, "#B1");
+                               Assert.IsFalse (info2.Exists, "#B2");
+
+                               info1 = new DirectoryInfo (path1);
+                               info2 = new DirectoryInfo (path2);
+                               Assert.IsFalse (info1.Exists, "#C1");
+                               Assert.IsTrue (info2.Exists, "#C2");
+                       } finally {
+                               DeleteDir (path1);
+                               DeleteDir (path2);
+                       }
+               }
+
+               [Test]
+               public void MoveTo_DestDirName_Empty ()
+               {
+                       string path = TempFolder + DSC + "DIT.MoveToArgumentException1.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               try {
+                                       info.MoveTo (string.Empty);
+                                       Assert.Fail ("#1");
+                               } catch (ArgumentException ex) {
+                                       // Empty file name is not legal
+                                       Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
+                                       Assert.IsNull (ex.InnerException, "#3");
+                                       Assert.IsNotNull (ex.Message, "#4");
+                                       Assert.AreEqual ("destDirName", ex.ParamName, "#5");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               public void MoveTo_DestDirName_Null ()
+               {
+                       string path = TempFolder + DSC + "DIT.MoveToArgumentNullException.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               try {
+                                       info.MoveTo (null);
+                                       Assert.Fail ("#1");
+                               } catch (ArgumentNullException ex) {
+                                       Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
+                                       Assert.IsNull (ex.InnerException, "#3");
+                                       Assert.IsNotNull (ex.Message, "#4");
+                                       Assert.AreEqual ("destDirName", ex.ParamName, "#5");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               public void MoveTo_DestDirName_InvalidPathChars ()
+               {
+                       string path = TempFolder + DSC + "DIT.MoveToArgumentException3.Test";
+                       DeleteDir (path);
+                       
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               try {
+                                       info.MoveTo (Path.InvalidPathChars [0].ToString ());
+                                       Assert.Fail ("#1");
+                               } catch (ArgumentException ex) {
+                                       // The path contains illegal characters
+                                       Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
+                                       Assert.IsNull (ex.InnerException, "#3");
+                                       Assert.IsNotNull (ex.Message, "#4");
+                                       Assert.IsNull (ex.ParamName, "#5");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               public void MoveTo_DestDirName_Whitespace ()
+               {
+                       string path = TempFolder + DSC + "DIT.MoveToArgumentException2.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               try {
+                                       info.MoveTo ("    ");
+                                       Assert.Fail ("#1");
+                               } catch (ArgumentException ex) {
+                                       // The path is not of a legal form
+                                       Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
+                                       Assert.IsNull (ex.InnerException, "#3");
+                                       Assert.IsNotNull (ex.Message, "#4");
+                                       Assert.IsNull (ex.ParamName, "#5");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               public void MoveTo_SourceDest_NotDifferent ()
+               {
+                       string path = TempFolder + DSC + "DIT.MoveToIOException1.Test";
+                       DeleteDir (path);
+
+                       try {
+                               DirectoryInfo info = Directory.CreateDirectory (path);
+                               try {
+                                       info.MoveTo (path);
+                                       Assert.Fail ("#A1");
+                               } catch (IOException ex) {
+                                       // Source and destination path must be different
+                                       Assert.AreEqual (typeof (IOException), ex.GetType (), "#A2");
+                                       Assert.IsNull (ex.InnerException, "#A3");
+                                       Assert.IsNotNull (ex.Message, "#A4");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+
+                       try {
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               try {
+                                       info.MoveTo (path);
+                                       Assert.Fail ("#B1");
+                               } catch (IOException ex) {
+                                       // Source and destination path must be different
+                                       Assert.AreEqual (typeof (IOException), ex.GetType (), "#B2");
+                                       Assert.IsNull (ex.InnerException, "#B3");
+                                       Assert.IsNotNull (ex.Message, "#B4");
+                               }
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
                public void DirectoryNameWithSpace ()
                {
-                       // check for Unix platforms - see FAQ for more details
-                       // http://www.mono-project.com/FAQ:_Technical#How_to_detect_the_execution_platform_.3F
-                       int platform = (int) Environment.OSVersion.Platform;
-                       if ((platform == 4) || (platform == 128)) {
-                               DeleteDir ("this has a space at the end ");
-                               string path = Path.Combine (TempFolder, "this has a space at the end ");
+                       DeleteDir ("this has a space at the end ");
+                       string path = Path.Combine (TempFolder, "this has a space at the end ");
+                       Directory.CreateDirectory (path);
+                       DirectoryInfo i = new DirectoryInfo (path);
+                       string dummy = null;
+                       foreach (FileInfo f in i.GetFiles ())
+                               dummy = f.Name;
+               }
+
+               [Test]
+               public void LastWriteTime ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       info.LastWriteTime = new DateTime (2003, 6, 4, 6, 4, 0);
+
+                       DateTime time = Directory.GetLastWriteTime (TempFolder);
+                       Assert.AreEqual (2003, time.Year, "#A1");
+                       Assert.AreEqual (6, time.Month, "#A2");
+                       Assert.AreEqual (4, time.Day, "#A3");
+                       Assert.AreEqual (6, time.Hour, "#A4");
+                       Assert.AreEqual (4, time.Minute, "#A5");
+                       Assert.AreEqual (0, time.Second, "#A6");
+
+                       time = TimeZone.CurrentTimeZone.ToLocalTime (
+                               Directory.GetLastWriteTimeUtc (TempFolder));
+                       Assert.AreEqual (2003, time.Year, "#B1");
+                       Assert.AreEqual (6, time.Month, "#B2");
+                       Assert.AreEqual (4, time.Day, "#B3");
+                       Assert.AreEqual (6, time.Hour, "#B4");
+                       Assert.AreEqual (4, time.Minute, "#B5");
+                       Assert.AreEqual (0, time.Second, "#B6");
+               }
+
+               [Test]
+               public void LastWriteTimeUtc ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       info.LastWriteTimeUtc = new DateTime (2003, 6, 4, 6, 4, 0);
+
+                       DateTime time = TimeZone.CurrentTimeZone.ToUniversalTime (
+                               Directory.GetLastWriteTime (TempFolder));
+                       Assert.AreEqual (2003, time.Year, "#A1");
+                       Assert.AreEqual (6, time.Month, "#A2");
+                       Assert.AreEqual (4, time.Day, "#A3");
+                       Assert.AreEqual (6, time.Hour, "#A4");
+                       Assert.AreEqual (4, time.Minute, "#A5");
+                       Assert.AreEqual (0, time.Second, "#A6");
+
+                       time = Directory.GetLastWriteTimeUtc (TempFolder);
+                       Assert.AreEqual (2003, time.Year, "#B1");
+                       Assert.AreEqual (6, time.Month, "#B2");
+                       Assert.AreEqual (4, time.Day, "#B3");
+                       Assert.AreEqual (6, time.Hour, "#B4");
+                       Assert.AreEqual (4, time.Minute, "#B5");
+                       Assert.AreEqual (0, time.Second, "#B6");
+               }
+
+               [Test]
+               [Category("TargetJvmNotSupported")] // LastAccessTime not supported for TARGET_JVM
+               public void LastAccessTime ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       info.LastAccessTime = DateTime.Now;
+               }
+
+               [Test]
+               [Category("TargetJvmNotSupported")] // LastAccessTime not supported for TARGET_JVM
+               public void LastAccessTimeUtc ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       info.LastAccessTimeUtc = DateTime.Now;
+               }
+
+               [Test]
+               [Category("TargetJvmNotSupported")] // CreationTime not supported for TARGET_JVM
+               public void CreationTime ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       info.CreationTime = DateTime.Now;
+               }
+
+               [Test]
+               [Category("TargetJvmNotSupported")] // CreationTime not supported for TARGET_JVM
+               public void CreationTimeUtc ()
+               {
+                       DirectoryInfo info = new DirectoryInfo (TempFolder);
+                       info.CreationTimeUtc = DateTime.Now;
+               }
+
+               [Test]
+               public void Name_Bug76903 ()
+               {
+                       CheckName ("/usr/share");
+                       CheckName ("/usr/share/");
+                       CheckName ("/usr/share/.");
+                       CheckName ("/usr/share/./");
+                       CheckName ("/usr/share/blabla/../");
+                       CheckName ("/usr/lib/../share/.");
+               }
+
+               [Test]
+               public void Hang_76191 ()
+               {
+                       // from bug #76191 (hangs on Windows)
+                       DirectoryInfo di = new DirectoryInfo (Environment.CurrentDirectory);
+                       Stack s = new Stack ();
+                       s.Push (di);
+                       while (di.Parent != null) {
+                               di = di.Parent;
+                               s.Push (di);
+                       }
+                       while (s.Count > 0) {
+                               di = (DirectoryInfo) s.Pop ();
+                               Assert.IsTrue (di.Exists, di.Name);
+                       }
+               }
+
+               [Test]
+               public void WindowsSystem32_76191 ()
+               {
+                       if (RunningOnUnix)
+                               return;
+
+                       Directory.SetCurrentDirectory (@"C:\WINDOWS\system32");
+                       WindowsParentFullName ("C:", "C:\\WINDOWS");
+                       WindowsParentFullName ("C:\\", null);
+                       WindowsParentFullName ("C:\\dir", "C:\\");
+                       WindowsParentFullName ("C:\\dir\\", "C:\\");
+                       WindowsParentFullName ("C:\\dir\\dir", "C:\\dir");
+                       WindowsParentFullName ("C:\\dir\\dir\\", "C:\\dir");
+               }
+
+               [Test]
+               public void Parent_Bug77090 ()
+               {
+                       DirectoryInfo di = new DirectoryInfo ("/home");
+                       if (Path.DirectorySeparatorChar == '\\') {
+                               Assert.IsTrue (di.Parent.Name.EndsWith (":\\"), "#1");
+                       } else
+                               Assert.AreEqual ("/", di.Parent.Name, "#1");
+                       Assert.IsNull (di.Parent.Parent, "#2");
+               }
+
+               [Test]
+               public void ToStringTest ()
+               {
+                       DirectoryInfo info;
+
+                       info = new DirectoryInfo ("Test");
+                       Assert.AreEqual ("Test", info.ToString (), "#1");
+                       info = new DirectoryInfo (TempFolder + DSC + "ToString.Test");
+                       Assert.AreEqual (TempFolder + DSC + "ToString.Test", info.ToString ());
+               }
+
+               [Test]
+               public void Serialization ()
+               {
+                       DirectoryInfo info;
+                       SerializationInfo si;
+
+                       info = new DirectoryInfo ("Test");
+                       si = new SerializationInfo (typeof (DirectoryInfo), new FormatterConverter ());
+                       info.GetObjectData (si, new StreamingContext ());
+
+                       Assert.AreEqual (2, si.MemberCount, "#A1");
+                       Assert.AreEqual ("Test", si.GetString ("OriginalPath"), "#A2");
+                       Assert.AreEqual (Path.Combine (Directory.GetCurrentDirectory (), "Test"), si.GetString ("FullPath"), "#A3");
+
+                       info = new DirectoryInfo (TempFolder);
+                       si = new SerializationInfo (typeof (DirectoryInfo), new FormatterConverter ());
+                       info.GetObjectData (si, new StreamingContext ());
+
+                       Assert.AreEqual (2, si.MemberCount, "#B1");
+                       Assert.AreEqual (TempFolder, si.GetString ("OriginalPath"), "#B2");
+                       Assert.AreEqual (TempFolder, si.GetString ("FullPath"), "#B3");
+               }
+
+               [Test]
+               public void Deserialization ()
+               {
+                       DirectoryInfo info = new DirectoryInfo ("Test");
+
+                       MemoryStream ms = new MemoryStream ();
+                       BinaryFormatter bf = new BinaryFormatter ();
+                       bf.Serialize (ms, info);
+                       ms.Position = 0;
+
+                       DirectoryInfo clone = (DirectoryInfo) bf.Deserialize (ms);
+                       Assert.AreEqual (info.Name, clone.Name, "#1");
+                       Assert.AreEqual (info.FullName, clone.FullName, "#2");
+               }
+               
+               // Needed so that UnixSymbolicLinkInfo doesn't have to
+               // be JITted on windows
+               private void Symlink_helper ()
+               {
+                       string path = TempFolder + DSC + "DIT.Symlink";
+                       string dir = path + DSC + "dir";
+                       string link = path + DSC + "link";
+
+                       DeleteDir (path);
+
+                       try {
                                Directory.CreateDirectory (path);
-                               DirectoryInfo i = new DirectoryInfo (path);
-                               string dummy = null;
-                               foreach (FileInfo f in i.GetFiles ()) // This used to throw
-                                       dummy = f.Name;
-                       }
-               }\r
-\r
-                       [Test]\r
-                       public void LastWriteTime ()\r
-                       {\r
-                               DirectoryInfo info = new DirectoryInfo (TempFolder);\r
-                               info.LastWriteTime = new DateTime (2003, 6, 4, 6, 4, 0);\r
-\r
-                               DateTime time = Directory.GetLastWriteTime (TempFolder);\r
-                               AssertEquals ("test#01", 2003, time.Year);\r
-                               AssertEquals ("test#02", 6, time.Month);\r
-                               AssertEquals ("test#03", 4, time.Day);\r
-                               AssertEquals ("test#04", 6, time.Hour);\r
-                               AssertEquals ("test#05", 4, time.Minute);\r
-                               AssertEquals ("test#06", 0, time.Second);\r
-\r
-                               time = TimeZone.CurrentTimeZone.ToLocalTime (\r
-                                       Directory.GetLastWriteTimeUtc (TempFolder));\r
-                               AssertEquals ("test#07", 2003, time.Year);\r
-                               AssertEquals ("test#08", 6, time.Month);\r
-                               AssertEquals ("test#09", 4, time.Day);\r
-                               AssertEquals ("test#10", 6, time.Hour);\r
-                               AssertEquals ("test#11", 4, time.Minute);\r
-                               AssertEquals ("test#12", 0, time.Second);\r
-                       }\r
-\r
-                       [Test]\r
-                       public void LastWriteTimeUtc ()\r
-                       {\r
-                               DirectoryInfo info = new DirectoryInfo (TempFolder);\r
-                               info.LastWriteTimeUtc = new DateTime (2003, 6, 4, 6, 4, 0);\r
-\r
-                               DateTime time = TimeZone.CurrentTimeZone.ToUniversalTime (\r
-                                       Directory.GetLastWriteTime (TempFolder));\r
-                               AssertEquals ("test#1", 2003, time.Year);\r
-                               AssertEquals ("test#2", 6, time.Month);\r
-                               AssertEquals ("test#3", 4, time.Day);\r
-                               AssertEquals ("test#4", 6, time.Hour);\r
-                               AssertEquals ("test#5", 4, time.Minute);\r
-                               AssertEquals ("test#6", 0, time.Second);\r
-\r
-                               time = Directory.GetLastWriteTimeUtc (TempFolder);\r
-                               AssertEquals ("test#7", 2003, time.Year);\r
-                               AssertEquals ("test#8", 6, time.Month);\r
-                               AssertEquals ("test#9", 4, time.Day);\r
-                               AssertEquals ("test#10", 6, time.Hour);\r
-                               AssertEquals ("test#11", 4, time.Minute);\r
-                               AssertEquals ("test#12", 0, time.Second);\r
-                       }\r
-\r
-                       [Test]\r
-                       public void LastAccessTime ()\r
-                       {\r
-                               DirectoryInfo info = new DirectoryInfo (TempFolder);\r
-                               info.LastAccessTime = DateTime.Now;\r
-                       }\r
-\r
-                       [Test]\r
-                       public void LastAccessTimeUtc ()\r
-                       {\r
-                               DirectoryInfo info = new DirectoryInfo (TempFolder);\r
-                               info.LastAccessTimeUtc = DateTime.Now;\r
-                       }\r
-\r
-                       [Test]\r
-                       public void CreationTime ()\r
-                       {\r
-                               DirectoryInfo info = new DirectoryInfo (TempFolder);\r
-                               info.CreationTime = DateTime.Now;\r
-                       }\r
-\r
-                       [Test]\r
-                       public void CreationTimeUtc ()\r
-                       {\r
-                               DirectoryInfo info = new DirectoryInfo (TempFolder);\r
-                               info.CreationTimeUtc = DateTime.Now;\r
-                       }\r
-\r
-\r
-               private void CheckName (string name)\r
-               {\r
-                       DirectoryInfo di = new DirectoryInfo (name);\r
-                       AssertEquals (name + ".Name", "share", di.Name);\r
-                       AssertEquals (name + ".Parent.Name", "usr", di.Parent.Name);\r
-               }\r
-\r
-               [Test]\r
-               public void Name_Bug76903 ()\r
-               {\r
-                       CheckName ("/usr/share");\r
-                       CheckName ("/usr/share/");\r
-                       CheckName ("/usr/share/.");\r
-                       CheckName ("/usr/share/./");\r
-                       CheckName ("/usr/share/blabla/../");\r
-                       CheckName ("/usr/lib/../share/.");\r
-               }\r
-\r
-               [Test]\r
-               public void Hang_76191 ()\r
-               {\r
-                       // from bug #76191 (hangs on Windows)\r
-                       DirectoryInfo di = new DirectoryInfo (Environment.CurrentDirectory);\r
-                       Stack s = new Stack ();\r
-                       s.Push (di);\r
-                       while (di.Parent != null) {\r
-                               di = di.Parent;\r
-                               s.Push (di);\r
-                       }\r
-                       while (s.Count > 0) {\r
-                               di = (DirectoryInfo) s.Pop ();\r
-                               Assert (di.Name, di.Exists);\r
-                       }\r
-               }\r
-\r
-               private void WindowsParentFullName (string name, string expected)\r
-               {\r
-                       DirectoryInfo di = new DirectoryInfo (name);\r
-                       if (di.Parent == null)\r
-                               AssertNull (name, expected);\r
-                       else\r
-                               AssertEquals (name, expected, di.Parent.FullName);\r
-               }\r
-\r
-               [Test]\r
-               public void WindowsSystem32_76191 ()\r
-               {\r
-                       // check for Unix platforms - see FAQ for more details\r
-                       // http://www.mono-project.com/FAQ:_Technical#How_to_detect_the_execution_platform_.3F\r
-                       int platform = (int) Environment.OSVersion.Platform;\r
-                       if ((platform == 4) || (platform == 128))\r
-                               return;\r
-\r
-                       Directory.SetCurrentDirectory (@"C:\WINDOWS\system32");\r
-                       WindowsParentFullName ("C:", "C:\\WINDOWS");\r
-                       WindowsParentFullName ("C:\\", null);\r
-                       WindowsParentFullName ("C:\\dir", "C:\\");\r
-                       WindowsParentFullName ("C:\\dir\\", "C:\\");\r
-                       WindowsParentFullName ("C:\\dir\\dir", "C:\\dir");\r
-                       WindowsParentFullName ("C:\\dir\\dir\\", "C:\\dir");\r
-               }
-
-               [Test]\r
-               public void Parent_Bug77090 ()\r
-               {
-                       DirectoryInfo di = new DirectoryInfo ("/home");\r
-                       if (Path.DirectorySeparatorChar == '\\') {\r
-                               Assert ("/home parent (Windows path)", di.Parent.Name.EndsWith (":\\"));\r
-                       }\r
-                       else\r
-                               AssertEquals ("/home parent", "/", di.Parent.Name);\r
-                       AssertNull ("/home parent parent", di.Parent.Parent);\r
-               }\r
-       }\r
-}\r
+                               Directory.CreateDirectory (dir);
+                               Mono.Unix.UnixSymbolicLinkInfo li = new Mono.Unix.UnixSymbolicLinkInfo (link);
+                               li.CreateSymbolicLinkTo (dir);
+
+                               DirectoryInfo info = new DirectoryInfo (path);
+                               DirectoryInfo[] dirs = info.GetDirectories ();
+                               Assert.AreEqual (2, dirs.Length, "#1");
+                       } finally {
+                               DeleteDir (path);
+                       }
+               }
+
+               [Test]
+               [Category ("NotDotNet")]
+               public void Symlink ()
+               {
+                       // This test only applies to Linux and
+                       // Linux-like platforms but mono-on-windows
+                       // doesn't set the NotDotNet category
+                       if (!RunningOnUnix) {
+                               return;
+                       }
+
+                       Symlink_helper ();
+               }
+
+               static bool RunningOnUnix {
+                       get {
+                               int p = (int) Environment.OSVersion.Platform;
+                               return ((p == 4) || (p == 128) || (p == 6));
+                       }
+               }
+
+               void WindowsParentFullName (string name, string expected)
+               {
+                       DirectoryInfo di = new DirectoryInfo (name);
+                       if (di.Parent == null)
+                               Assert.IsNull (expected, name);
+                       else
+                               Assert.AreEqual (expected, di.Parent.FullName, name);
+               }
+
+               void CheckName (string name)
+               {
+                       DirectoryInfo di = new DirectoryInfo (name);
+                       Assert.AreEqual ("share", di.Name, name + ".Name");
+                       Assert.AreEqual ("usr", di.Parent.Name, name + ".Parent.Name");
+               }
+
+               void DeleteDir (string path)
+               {
+                       if (Directory.Exists (path))
+                               Directory.Delete (path, true);
+               }
+       }
+}