Merge pull request #1991 from esdrubal/seq_test_fix
[mono.git] / mcs / class / corlib / Test / System.IO.IsolatedStorage / IsolatedStorageFileTest.cs
index 8db7f57c9770e3b22e636e707ef5636fd11892b3..66eb27ed32407833e14b69f9fc6cb357b4f3d7ab 100644 (file)
@@ -6,6 +6,7 @@
 //     Sebastien Pouliot  <sebastien@ximian.com>
 //
 // Copyright (C) 2005 Novell Inc. (http://www.novell.com)
+// Copyright 2011 Xamarin Inc (http://www.xamarin.com).
 //
 // Permission is hereby granted, free of charge, to any person obtaining
 // a copy of this software and associated documentation files (the
@@ -55,10 +56,8 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                                Assert.IsNotNull (isf.AssemblyIdentity, prefix + "AssemblyIdentity");
                        if ((isf.Scope & IsolatedStorageScope.Domain) != 0)
                                Assert.IsNotNull (isf.DomainIdentity, prefix + "DomainIdentity");
-#if NET_2_0
                        if ((isf.Scope & IsolatedStorageScope.Application) != 0)
                                Assert.IsNotNull (isf.ApplicationIdentity, prefix + "ApplicationIdentity");
-#endif
                }
 
                private void GetEnumerator (IsolatedStorageScope scope)
@@ -99,7 +98,6 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        // giving more details is bad
                        GetEnumerator (IsolatedStorageScope.User | IsolatedStorageScope.Assembly | IsolatedStorageScope.Domain | IsolatedStorageScope.Roaming);
                }
-#if NET_2_0
                [Test]
                public void GetEnumerator_Machine ()
                {
@@ -120,19 +118,20 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        // we can't enum application
                        GetEnumerator (IsolatedStorageScope.Application);
                }
-#endif
                [Test]
                public void GetUserStoreForAssembly ()
                {
                        IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
                        Assert.AreEqual (Int64.MaxValue, isf.MaximumSize, "MaximumSize");
                        Assert.AreEqual (IsolatedStorageScope.User | IsolatedStorageScope.Assembly, isf.Scope, "Scope");
+#if !NET_2_1
                        Assert.IsTrue ((isf.AssemblyIdentity is Url), "AssemblyIdentity");
                        // note: mono transforms the CodeBase into uppercase
                        // for net 1.1 which uses file:// and not file:///
                        string codebase = Assembly.GetExecutingAssembly ().CodeBase.ToUpper ().Substring (8);
                        Assert.IsTrue ((isf.AssemblyIdentity.ToString ().ToUpper ().IndexOf (codebase) > 0), "Url");
                        Assert.IsTrue ((isf.AssemblyIdentity.ToString ().ToUpper ().IndexOf (codebase) > 0), "Url");
+#endif
                        Assert.IsTrue ((isf.CurrentSize >= 0), "CurrentSize");
                }
 
@@ -144,7 +143,6 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        object o = isf.DomainIdentity;
                }
 
-#if NET_2_0
                [Test]
                [ExpectedException (typeof (InvalidOperationException))]
                public void GetUserStoreForAssembly_ApplicationIdentity ()
@@ -152,7 +150,6 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
                        object o = isf.ApplicationIdentity;
                }
-#endif
 
                [Test]
                public void GetUserStoreForDomain ()
@@ -160,6 +157,7 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForDomain ();
                        Assert.AreEqual (Int64.MaxValue, isf.MaximumSize, "MaximumSize");
                        Assert.AreEqual (IsolatedStorageScope.User | IsolatedStorageScope.Domain | IsolatedStorageScope.Assembly, isf.Scope, "Scope");
+#if !NET_2_1
                        Assert.IsTrue ((isf.AssemblyIdentity is Url), "AssemblyIdentity");
                        // note: mono transforms the CodeBase into uppercase
                        // for net 1.1 which uses file:// and not file:///
@@ -170,10 +168,10 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        // so we're using the first parameter to GetCommandLineArgs
                        string exe = Environment.GetCommandLineArgs ()[0].Replace ("\\", "/").ToUpper ();
                        Assert.IsTrue ((isf.DomainIdentity.ToString ().ToUpper ().IndexOf (exe) > 0), exe + "\n" + isf.DomainIdentity.ToString ().ToUpper ()); //"Url - Domain");
+#endif
                        Assert.IsTrue ((isf.CurrentSize >= 0), "CurrentSize");
                }
 
-#if NET_2_0
                [Test]
                [ExpectedException (typeof (InvalidOperationException))]
                public void GetUserStoreForDomain_ApplicationIdentity ()
@@ -183,7 +181,9 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                }
 
                [Test]
+#if !MOBILE
                [ExpectedException (typeof (IsolatedStorageException))]
+#endif
                public void GetUserStoreForApplication_WithoutApplicationIdentity ()
                {
                        // note: a manifest is required
@@ -191,17 +191,22 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                }
 
                [Test]
+#if !MOBILE
                [ExpectedException (typeof (IsolatedStorageException))]
+#endif
                public void GetUserStoreForApplication ()
                {
                        IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForApplication ();
                        Assert.AreEqual (Int64.MaxValue, isf.MaximumSize, "MaximumSize");
+#if !NET_2_1
                        Assert.AreEqual (IsolatedStorageScope.User | IsolatedStorageScope.Assembly, isf.Scope, "Scope");
                        Assert.IsTrue ((isf.AssemblyIdentity is Url), "AssemblyIdentity");
                        Assert.IsTrue ((isf.AssemblyIdentity.ToString ().IndexOf (Assembly.GetExecutingAssembly ().CodeBase) > 0), "Url");
+#endif
                        Assert.IsTrue ((isf.CurrentSize >= 0), "CurrentSize");
                }
-
+               
+#if !NET_2_1
                [Test]
                [ExpectedException (typeof (IsolatedStorageException))]
                public void GetUserStoreForApplication_AssemblyIdentity ()
@@ -219,22 +224,34 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                }
 #endif
 
+               // This is supposed to be working only in SL.
+               [Test]
+               [ExpectedException (typeof (NotSupportedException))]
+               public void GetUserStoreForSite ()
+               {
+                       IsolatedStorageFile.GetUserStoreForSite ();
+               }
+
                [Test]
                public void GetStore_Domain_Zone ()
                {
                        IsolatedStorageScope scope = IsolatedStorageScope.User | IsolatedStorageScope.Domain | IsolatedStorageScope.Assembly;
                        IsolatedStorageFile isf = IsolatedStorageFile.GetStore (scope, typeof (Zone), typeof (Zone));
                        Assert.AreEqual (Int64.MaxValue, isf.MaximumSize, "MaximumSize");
+#if !NET_2_1
                        Assert.AreEqual (IsolatedStorageScope.User | IsolatedStorageScope.Domain | IsolatedStorageScope.Assembly, isf.Scope, "Scope");
                        Assert.IsTrue ((isf.AssemblyIdentity is Zone), "AssemblyIdentity");
                        Assert.IsTrue ((isf.AssemblyIdentity.ToString ().IndexOf ("MyComputer") > 0), "Zone - Assembly");
                        Assert.IsTrue ((isf.DomainIdentity is Zone), "DomainIdentity");
                        Assert.IsTrue ((isf.DomainIdentity.ToString ().IndexOf ("MyComputer") > 0), "Zone - Domain");
+#endif
                        Assert.IsTrue ((isf.CurrentSize >= 0), "CurrentSize");
                }
 
                [Test]
+#if !MOBILE
                [ExpectedException (typeof (IsolatedStorageException))]
+#endif
                public void GetStore_Domain_NonPresentEvidences ()
                {
                        IsolatedStorageScope scope = IsolatedStorageScope.User | IsolatedStorageScope.Domain | IsolatedStorageScope.Assembly;
@@ -248,15 +265,18 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        IsolatedStorageFile isf = IsolatedStorageFile.GetStore (scope, typeof (StrongName), typeof (Url));
                        Assert.AreEqual (Int64.MaxValue, isf.MaximumSize, "MaximumSize");
                        Assert.AreEqual (scope, isf.Scope, "Scope");
+#if !NET_2_1
                        Assert.IsTrue ((isf.AssemblyIdentity is Url), "AssemblyIdentity");
                        // note: mono transforms the CodeBase into uppercase
                        // for net 1.1 which uses file:// and not file:///
                        string codebase = Assembly.GetExecutingAssembly ().CodeBase.ToUpper ().Substring (8);
                        Assert.IsTrue ((isf.AssemblyIdentity.ToString ().ToUpper ().IndexOf (codebase) > 0), "Url");
                        // DomainIdentity throws a InvalidOperationException
+#endif
                        Assert.IsTrue ((isf.CurrentSize >= 0), "CurrentSize");
                }
 
+#if !MOBILE
                [Test]
                [ExpectedException (typeof (ArgumentNullException))]
                public void GetStore_Domain_DomainNullObject ()
@@ -306,7 +326,8 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        Assert.IsTrue ((isf.DomainIdentity.ToString ().IndexOf ("Internet") > 0), "Zone - Domain");
                        Assert.IsTrue ((isf.CurrentSize >= 0), "CurrentSize");
                }
-#if NET_2_0
+#endif
+
                [Test]
                [ExpectedException (typeof (ArgumentNullException))]
                public void GetStore_Application_NullObject ()
@@ -316,15 +337,17 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                }
 
                [Test]
+#if !MOBILE
                [ExpectedException (typeof (IsolatedStorageException))]
+#endif
                public void GetStore_Application_NullType ()
                {
                        IsolatedStorageScope scope = IsolatedStorageScope.User | IsolatedStorageScope.Application;
                        IsolatedStorageFile isf = IsolatedStorageFile.GetStore (scope, (Type)null);
                        // again it's the lack of a manifest
                }
-#endif
 
+#if !MOBILE
                [Test]
                public void GetStore_DomainScope_Evidences ()
                {
@@ -338,10 +361,12 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
 
                        // Maximum size for Internet isn't (by default) Int64.MaxValue
                        Assert.AreEqual (scope, isf.Scope, "Scope");
+#if !NET_2_1
                        Assert.IsTrue ((isf.AssemblyIdentity is Zone), "AssemblyIdentity");
                        Assert.IsTrue ((isf.AssemblyIdentity.ToString ().IndexOf ("Intranet") > 0), "Zone - Assembly");
                        Assert.IsTrue ((isf.DomainIdentity is Zone), "DomainIdentity");
                        Assert.IsTrue ((isf.DomainIdentity.ToString ().IndexOf ("Internet") > 0), isf.DomainIdentity.ToString ()); //"Zone - Domain");
+#endif
                        Assert.IsTrue ((isf.CurrentSize >= 0), "CurrentSize");
                }
 
@@ -387,6 +412,7 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        ae.AddHost (new Zone (SecurityZone.Internet));
                        IsolatedStorageFile isf = IsolatedStorageFile.GetStore (scope, null, null, ae, typeof (Zone));
                }
+#endif
 
                [Test]
                public void RegressionBNC354539 ()
@@ -429,9 +455,7 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                                try {
                                        isf.CreateDirectory (path);
                                }
-                               catch (IOException ex) {
-                                       Assert.AreEqual (typeof (IOException), ex.GetType (), "Type");
-                                       // don't leak path information
+                               catch (IsolatedStorageException ex) {
                                        Assert.IsFalse (ex.Message.IndexOf (path) >= 0, "Message");
                                        Assert.IsNull (ex.InnerException, "InnerException");
                                }
@@ -463,7 +487,7 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                }
 
                [Test]
-               [ExpectedException (typeof (SecurityException))]
+               [ExpectedException (typeof (ArgumentException))]
                public void GetFilesInSubdirs ()
                {
                        IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
@@ -471,6 +495,16 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        isf.GetFileNames (pattern);
                }
 
+        
+               [Test]
+               [ExpectedException (typeof (ArgumentException))]
+               public void GetDirsInSubDirs ()
+               {
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       isf.CreateDirectory ("subdir");
+                       string [] dir_names = isf.GetDirectoryNames ("subdir/../*");
+               }
+
                [Test] // https://bugzilla.novell.com/show_bug.cgi?id=376188
                public void CreateSubDirectory ()
                {
@@ -493,16 +527,152 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        isf.DeleteDirectory ("subdir");
                }
 
+               [Test]
+               public void DeleteFile ()
+               {
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+
+                       try {
+                               isf.DeleteFile (null);
+                               Assert.Fail ("#Exc0");
+                       } catch (ArgumentNullException) {
+                       }
+
+                       // We are getting an internal IndexOutOfRangeException in 2.0
+                       // Not sure we want to mimic that one.
+                       try {
+                               isf.DeleteFile (String.Empty);
+                               Assert.Fail ("#Exc1");
+                       } catch (IsolatedStorageException) {
+                       }
+
+                       try {
+                               isf.DeleteFile ("idontexist");
+                               Assert.Fail ("#Exc2");
+                       } catch (IsolatedStorageException) {
+                       }
+
+                       try {
+                               isf.DeleteFile ("../../file");
+                               Assert.Fail ("#Exc3");
+                       } catch (IsolatedStorageException) {
+                       }
+               
+                       try {
+                               isf.DeleteFile ("subdir/file");
+                               Assert.Fail ("#Exc4");
+                       } catch (IsolatedStorageException) {
+                       }
+
+                       isf.CreateDirectory ("subdir");
+                       try {
+                               isf.DeleteFile ("subdir");
+                               Assert.Fail ("#Exc5");
+                       } catch (IsolatedStorageException) {
+                       }
+               }
+
                [Test]
                public void GetStore_NullTypes ()
                {
                        IsolatedStorageScope scope = IsolatedStorageScope.User | IsolatedStorageScope.Roaming | IsolatedStorageScope.Assembly | IsolatedStorageScope.Domain;
                        IsolatedStorageFile isf = IsolatedStorageFile.GetStore (scope, null, null);
+#if !NET_2_1
                        Assert.AreEqual (typeof (Url), isf.AssemblyIdentity.GetType (), "AssemblyIdentity");
                        Assert.AreEqual (typeof (Url), isf.DomainIdentity.GetType (), "DomainIdentity");
+#endif
+               }
+
+               [Test]
+               public void RemoveFromOtherInstance ()
+               {
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       IsolatedStorageFile isf2 = IsolatedStorageFile.GetUserStoreForAssembly ();
+
+                       isf.Remove ();
+                       try {
+                               isf2.Remove ();
+                               Assert.Fail ("#Exc1");
+                       } catch (IsolatedStorageException) {
+                       }
+               }
+
+               [Test]
+               public void Remove ()
+               {
+                       // Test that we can call Remove several times
+                       IsolatedStorageFile.Remove (IsolatedStorageScope.User);
+                       IsolatedStorageFile.Remove (IsolatedStorageScope.User);
+
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       isf.Remove ();
+
+                       // The second call to Remove should cause an InvalidOperationException, due to
+                       // marking itself as closed.
+                       try {
+                               isf.Remove ();
+                               Assert.Fail ("#Exc1");
+                       } catch (InvalidOperationException) {
+                       }
+
+                       // Open, Close and try to Remove
+                       isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       isf.Close ();
+                       try {
+                               isf.Remove ();
+                               Assert.Fail ("#Exc2");
+                       } catch (InvalidOperationException) {
+                       }
+               }
+
+               [Test]
+               public void UsedSize ()
+               {
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       IsolatedStorageFileStream isfs = isf.CreateFile ("file");
+                       StreamWriter writer = new StreamWriter (isfs);
+                       writer.WriteLine ("hello mono");
+                       writer.Close ();
+
+                       Assert.AreEqual (true, isf.UsedSize > 0, "#A0");
+
+                       isf.Close ();
+                       try {
+                               Console.WriteLine (isf.UsedSize);
+                               Assert.Fail ("#Exc1");
+                       } catch (InvalidOperationException) {
+                       }
+
+                       isf.Dispose ();
+                       try {
+                               Console.WriteLine (isf.UsedSize);
+                               Assert.Fail ("#Exc2");
+                       } catch (ObjectDisposedException) {
+                       }
+               }
+
+               [Test]
+               public void IncreateQuotaTo ()
+               {
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+
+                       try {
+                               isf.IncreaseQuotaTo (-2);
+                               Assert.Fail ("#Exc1");
+                       } catch (ArgumentException) {
+                       }
+
+                       // I wonder how this behaves on some systems
+                       try {
+                               isf.IncreaseQuotaTo (100);
+                               Assert.Fail ("#Exc2");
+                       } catch (ArgumentException) {
+                       }
+
+                       // Since 'Quota' seems to be returning Int64.MaxValue, we cannot truly test against a value
+                       // larger than that.
                }
 
-#if NET_4_0
                [Test]
                public void DirectoryExists ()
                {
@@ -695,7 +865,44 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        Assert.AreEqual (false, isf.DirectoryExists ("subdir"), "#A1");
                        Assert.AreEqual (true, isf.DirectoryExists ("subdir-new"), "#A2");
 
-                       isf.DeleteDirectory ("subdir-new");
+                       try {
+                               isf.MoveDirectory (String.Empty, "subdir-new-new");
+                               Assert.Fail ("#Exc1");
+                       } catch (ArgumentException) {
+                       }
+
+                       try {
+                               isf.MoveDirectory ("  ", "subdir-new-new");
+                               Assert.Fail ("#Exc2");
+                       } catch (ArgumentException) {
+                       }
+
+                       try {
+                               isf.MoveDirectory ("doesntexist", "subdir-new-new");
+                               Assert.Fail ("#Exc3");
+                       } catch (DirectoryNotFoundException) {
+                       }
+
+                       try {
+                               isf.MoveDirectory ("doesnexist/doesntexist", "subdir-new-new");
+                               Assert.Fail ("#Exc4");
+                       } catch (DirectoryNotFoundException) {
+                       }
+
+                       try {
+                               isf.MoveDirectory ("subdir-new", "doesntexist/doesntexist");
+                               Assert.Fail ("#Exc5");
+                       } catch (DirectoryNotFoundException) {
+                       }
+
+                       // Out of storage dir
+                       try {
+                               isf.MoveDirectory ("subdir-new", "../../subdir-new");
+                               Assert.Fail ("#Exc6");
+                       } catch (IsolatedStorageException) {
+                       }
+
+                       isf.Remove ();
                        isf.Close ();
                        isf.Dispose ();
                }
@@ -704,6 +911,10 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                public void CopyFile ()
                {
                        IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       if (isf.FileExists ("file"))
+                               isf.DeleteFile ("file");
+                       if (isf.FileExists ("file-new"))
+                               isf.DeleteFile ("file-new");
 
                        isf.CreateFile ("file").Close ();
                        isf.CopyFile ("file", "file-new");
@@ -762,6 +973,19 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                        } catch (IsolatedStorageException) {
                        }
 
+                       // Out of storage dir
+                       try {
+                               isf.CopyFile ("file", "../../file");
+                               Assert.Fail ("#Exc6");
+                       } catch (IsolatedStorageException) {
+                       }
+
+                       try {
+                               isf.CopyFile ("../file", "file-new");
+                               Assert.Fail ("#Exc7");
+                       } catch (IsolatedStorageException) {
+                       }
+
                        // We are creating a subdirectory and files within it, so remove it just in case.
                        isf.Remove ();
 
@@ -778,18 +1002,121 @@ namespace MonoTests.System.IO.IsolatedStorageTest {
                                isf.DeleteFile ("file");
                        if (isf.FileExists ("file-new"))
                                isf.DeleteFile ("file-new");
+                       if (isf.FileExists ("subdir/subfile"))
+                               isf.DeleteFile ("subdir/subfile");
+                       if (isf.FileExists ("subdir/subfile-new"))
+                               isf.DeleteFile ("subdir/subfile-new");
 
                        isf.CreateFile ("file").Close ();
                        Assert.AreEqual (true, isf.FileExists ("file"), "#A0");
 
+                       // Same file
+                       isf.MoveFile ("file", "file");
+                       Assert.AreEqual (true, isf.FileExists ("file"), "#A0-1");
+
                        isf.MoveFile ("file", "file-new");
                        Assert.AreEqual (false, isf.FileExists ("file"), "#A1");
                        Assert.AreEqual (true, isf.FileExists ("file-new"), "#A2");
 
-                       isf.DeleteFile ("file-new");
+                       isf.CreateDirectory ("subdir");
+                       isf.CreateFile ("subdir/subfile").Close ();
+                       isf.MoveFile ("subdir/subfile", "subdir/subfile-new");
+                       Assert.AreEqual (false, isf.FileExists ("subdir/subfile"), "#B0");
+                       Assert.AreEqual (true, isf.FileExists ("subdir/subfile-new"), "#B1");
+
+                       try {
+                               isf.MoveFile (String.Empty, "file-new-new");
+                               Assert.Fail ("#Exc1");
+                       } catch (ArgumentException) {
+                       }
+
+                       try {
+                               isf.MoveFile ("  ", "file-new-new");
+                               Assert.Fail ("#Exc2");
+                       } catch (ArgumentException e) {
+                       }
+
+                       try {
+                               isf.MoveFile ("doesntexist", "file-new-new");
+                               Assert.Fail ("#Exc3");
+                       } catch (FileNotFoundException) {
+                       }
+
+                       // CopyFile is throwing a DirectoryNotFoundException here.
+                       try {
+                               isf.MoveFile ("doesnexist/doesntexist", "file-new-new");
+                               Assert.Fail ("#Exc4");
+                       } catch (FileNotFoundException) {
+                       }
+
+                       // I'd have expected a DirectoryNotFoundException here.
+                       try {
+                               isf.MoveFile ("file-new", "doesntexist/doesntexist");
+                               Assert.Fail ("#Exc5");
+                       } catch (IsolatedStorageException) {
+                       }
+
+                       // Out of storage dir
+                       try {
+                               isf.MoveFile ("file-new", "../../file-new");
+                               Assert.Fail ("#Exc6");
+                       } catch (IsolatedStorageException) {
+                       }
+
+                       isf.Remove ();
                        isf.Close ();
                        isf.Dispose ();
                }
-#endif
+
+               [Test]
+               public void MultiLevel ()
+               {
+                       // see bug #4101
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       try {
+                               isf.CreateDirectory ("dir1");
+                               string [] dirs = isf.GetDirectoryNames ("*");
+                               Assert.AreEqual (dirs.Length, 1, "1a");
+                               Assert.AreEqual (dirs [0], "dir1", "1b");
+       
+                               isf.CreateDirectory ("dir1/test");
+                               dirs = isf.GetDirectoryNames ("dir1/*");
+                               Assert.AreEqual (dirs.Length, 1, "2a");
+                               Assert.AreEqual (dirs [0], "test", "2b");
+       
+                               isf.CreateDirectory ("dir1/test/test2a");
+                               isf.CreateDirectory ("dir1/test/test2b");
+                               dirs = isf.GetDirectoryNames ("dir1/test/*");
+                               Assert.AreEqual (dirs.Length, 2, "3a");
+                               Assert.AreEqual (dirs [0], "test2a", "3b");
+                               Assert.AreEqual (dirs [1], "test2b", "3c");
+                       }
+                       finally {
+                               isf.DeleteDirectory ("dir1/test/test2a");
+                               isf.DeleteDirectory ("dir1/test/test2b");
+                               isf.DeleteDirectory ("dir1/test");
+                               isf.DeleteDirectory ("dir1");
+                       }
+               }
+               [Test]
+               public void RootedDirectory ()
+               {
+                       IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly ();
+                       try {
+                               isf.CreateDirectory ("test/nested/directory/structure/without/root");
+                               isf.CreateDirectory ("/test/nested/directory/structure/with/root");
+                       }
+                       finally {
+                               isf.DeleteDirectory ("test/nested/directory/structure/without/root");
+                               isf.DeleteDirectory ("test/nested/directory/structure/without");
+
+                               isf.DeleteDirectory ("/test/nested/directory/structure/with/root");
+                               isf.DeleteDirectory ("/test/nested/directory/structure/with");
+                               isf.DeleteDirectory ("/test/nested/directory/structure");
+                               isf.DeleteDirectory ("/test/nested/directory");
+                               isf.DeleteDirectory ("/test/nested");
+                               isf.DeleteDirectory ("/test");
+                       }
+               }
        }
 }