//
// (C) Ville Palo
// (c) 2003 Ximian, Inc. (http://www.ximian.com)
+// Copyright 2011 Xamarin Inc (http://www.xamarin.com).
//
using NUnit.Framework;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
+using System.Threading;
+using Microsoft.Win32.SafeHandles;
namespace MonoTests.System.IO
{
Directory.Delete (TempFolder, true);
Directory.CreateDirectory (TempFolder);
-
+#if !MOBILE
// from XplatUI.cs
IntPtr buf = Marshal.AllocHGlobal (8192);
if (uname (buf) == 0)
MacOSX = Marshal.PtrToStringAnsi (buf) == "Darwin";
Marshal.FreeHGlobal (buf);
+#endif
}
public void TestCtr ()
[Test]
public void CtorFileNotFoundException_Mode_Open ()
{
+ const string file_name = "thisfileshouldnotexist.test";
// absolute path
- string path = TempFolder + DSC + "thisfileshouldnotexists.test";
+ string path = TempFolder + DSC + file_name;
DeleteFile (path);
FileStream stream = null;
try {
- stream = new FileStream (TempFolder + DSC + "thisfileshouldnotexists.test", FileMode.Open);
+ stream = new FileStream (TempFolder + DSC + file_name, FileMode.Open);
Assert.Fail ("#A1");
} catch (FileNotFoundException ex) {
Assert.AreEqual (typeof (FileNotFoundException), ex.GetType (), "#A2");
// relative path
string orignalCurrentDir = Directory.GetCurrentDirectory ();
Directory.SetCurrentDirectory (TempFolder);
+
+ // If TempFolder is a symlink, Mono will follow it and ex.FileName below will contain
+ // the real directory name, not that of the TempFolder symlink and the test will fail
+ // (happens e.g. on Android M)
+ string realTempDir = Directory.GetCurrentDirectory ();
+ path = realTempDir + DSC + file_name;
+
try {
- stream = new FileStream ("thisfileshouldnotexists.test", FileMode.Open);
+ stream = new FileStream (file_name, FileMode.Open);
Assert.Fail ("#B1");
} catch (FileNotFoundException ex) {
Assert.AreEqual (typeof (FileNotFoundException), ex.GetType (), "#B2");
- // under OSX 'var' is a symlink to 'private/var'
- if (MacOSX)
- path = "/private" + path;
Assert.AreEqual (path, ex.FileName, "#B3");
Assert.IsNull (ex.InnerException, "#B4");
Assert.IsNotNull (ex.Message, "#B5");
[Test]
public void CtorFileNotFoundException_Mode_Truncate ()
{
+ const string file_name = "thisfileshouldNOTexist.test";
// absolute path
- string path = TempFolder + DSC + "thisfileshouldNOTexists.test";
+ string path = TempFolder + DSC + file_name;
DeleteFile (path);
FileStream stream = null;
try {
// relative path
string orignalCurrentDir = Directory.GetCurrentDirectory ();
Directory.SetCurrentDirectory (TempFolder);
+
+ // If TempFolder is a symlink, Mono will follow it and ex.FileName below will contain
+ // the real directory name, not that of the TempFolder symlink and the test will fail
+ // (happens e.g. on Android M)
+ string realTempDir = Directory.GetCurrentDirectory ();
+ path = realTempDir + DSC + file_name;
+
try {
- stream = new FileStream ("thisfileshouldNOTexists.test", FileMode.Truncate);
+ stream = new FileStream (file_name, FileMode.Truncate);
Assert.Fail ("#B1");
} catch (FileNotFoundException ex) {
Assert.AreEqual (typeof (FileNotFoundException), ex.GetType (), "#B2");
- // under OSX 'var' is a symlink to 'private/var'
- if (MacOSX)
- path = "/private" + path;
Assert.AreEqual (path, ex.FileName, "#B3");
Assert.IsNull (ex.InnerException, "#B4");
Assert.IsNotNull (ex.Message, "#B5");
[Test]
public void CtorIOException1 ()
{
+ const string file_name = "thisfileshouldexists.test";
// absolute path
- string path = TempFolder + DSC + "thisfileshouldexists.test";
+ string path = TempFolder + DSC + file_name;
FileStream stream = null;
DeleteFile (path);
try {
// relative path
string orignalCurrentDir = Directory.GetCurrentDirectory ();
Directory.SetCurrentDirectory (TempFolder);
+
+ // If TempFolder is a symlink, Mono will follow it and ex.FileName below will contain
+ // the real directory name, not that of the TempFolder symlink and the test will fail
+ // (happens e.g. on Android M)
+ string realTempDir = Directory.GetCurrentDirectory ();
+ path = realTempDir + DSC + file_name;
+
try {
- stream = new FileStream ("thisfileshouldexists.test", FileMode.CreateNew);
+ stream = new FileStream (file_name, FileMode.CreateNew);
stream.Close ();
stream = null;
- stream = new FileStream ("thisfileshouldexists.test", FileMode.CreateNew);
+ stream = new FileStream (file_name, FileMode.CreateNew);
Assert.Fail ("#B1");
} catch (IOException ex) {
Assert.AreEqual (typeof (IOException), ex.GetType (), "#B2");
{
string orignalCurrentDir = Directory.GetCurrentDirectory ();
Directory.SetCurrentDirectory (TempFolder);
+
+ // If TempFolder is a symlink, Mono will follow it and ex.FileName below will contain
+ // the real directory name, not that of the TempFolder symlink and the test will fail
+ // (happens e.g. on Android M)
+ string realTempDir = Directory.GetCurrentDirectory ();
+
string relativePath = "DirectoryDoesNotExist" + Path.DirectorySeparatorChar + "file.txt";
- string fullPath = Path.Combine (TempFolder, relativePath);
+ string fullPath = Path.Combine (realTempDir, relativePath);
try {
new FileStream (relativePath, FileMode.Open);
Assert.Fail ("#A1");
}
}
-#if !TARGET_JVM // No support IntPtr file handles under TARGET_JVM
[Test, ExpectedException (typeof (IOException))]
public void CtorIOException2 ()
{
stream.Close ();
}
}
-#endif // TARGET_JVM
- [Category("TargetJvmNotSupported")] // File sharing not supported for TARGET_JVM
[Test, ExpectedException (typeof (IOException))]
public void CtorIOException ()
{
}
[Test]
- [Category("TargetJvmNotSupported")] // File sharing not supported for TARGET_JVM
[ExpectedException (typeof (IOException))]
public void CtorAccess1Read2Write ()
{
}
[Test]
- [Category("TargetJvmNotSupported")] // File sharing not supported for TARGET_JVM
[ExpectedException (typeof (IOException))]
public void CtorAccess1Write2Write ()
{
DeleteFile (path);
}
- [Category("TargetJvmNotSupported")] // File locking not supported for TARGET_JVM
public void TestLock ()
{
string path = TempFolder + Path.DirectorySeparatorChar + "TestLock";
}
}
-#if !TARGET_JVM // No support IntPtr file handles under TARGET_JVM
// Check that the stream is flushed even when it doesn't own the
// handle
[Test]
Assert.AreEqual ((int) '1', s.ReadByte ());
s.Close ();
}
-#endif // TARGET_JVM
private void DeleteFile (string path)
{
}
}
-#if !TARGET_JVM // No support IntPtr file handles under TARGET_JVM
[Test]
[ExpectedException (typeof (ArgumentException))]
public void Constructor_InvalidFileHandle ()
{
new FileStream ((IntPtr) (-1L), FileAccess.Read);
}
-#endif // TARGET_JVM
[Test]
public void PositionAfterSetLength ()
}
[Test]
- [Category("TargetJvmNotSupported")] // Async IO not supported for TARGET_JVM
[ExpectedException (typeof (ObjectDisposedException))]
public void BeginRead_Disposed ()
{
}
[Test]
- [Category("TargetJvmNotSupported")] // Async IO not supported for TARGET_JVM
[ExpectedException (typeof (ObjectDisposedException))]
public void BeginWrite_Disposed ()
{
stream.EndWrite (stream.BeginWrite (new byte[8], 0, 8, null, null));
}
+ static IAsyncResult DoBeginWrite(Stream stream, ManualResetEvent mre, byte[] RandomBuffer)
+ {
+ return stream.BeginWrite (RandomBuffer, 0, RandomBuffer.Length, ar => {
+ stream.EndWrite (ar);
+
+ // we don't supply an ManualResetEvent so this will throw an NRE on the second run
+ // which nunit-console will ignore (but other test runners don't like that)
+ if (mre == null)
+ return;
+
+ DoBeginWrite (stream, null, RandomBuffer).AsyncWaitHandle.WaitOne ();
+ mre.Set ();
+ }, null);
+ }
+
+ [Test]
+ public void BeginWrite_Recursive ()
+ {
+ string path = TempFolder + Path.DirectorySeparatorChar + "temp";
+ DeleteFile (path);
+
+ using (FileStream stream = new FileStream (path, FileMode.OpenOrCreate, FileAccess.Write)) {
+ var mre = new ManualResetEvent (false);
+ var RandomBuffer = new byte[1024];
+ DoBeginWrite (stream, mre, RandomBuffer);
+ Assert.IsTrue (mre.WaitOne (5000), "#1");
+ }
+ }
+
[Test]
- [Category("TargetJvmNotSupported")] // File locking not supported for TARGET_JVM
[ExpectedException (typeof (ObjectDisposedException))]
public void Lock_Disposed ()
{
}
[Test]
- [Category("TargetJvmNotSupported")] // File locking not supported for TARGET_JVM
[ExpectedException (typeof (ObjectDisposedException))]
public void Unlock_Disposed ()
{
}
}
- [Category("TargetJvmNotSupported")] // FileOptions.DeleteOnClose not supported for TARGET_JVM
[Test]
public void DeleteOnClose ()
{
Assert.AreEqual (false, File.Exists (path), "DOC#2");
}
+
+#if !MOBILE
+ [Test]
+ public void WriteWithExposedHandle ()
+ {
+ string path = TempFolder + DSC + "exposed-handle.txt";
+ FileStream fs1 = null;
+ FileStream fs2 = null;
+ DeleteFile (path);
+
+ try {
+ fs1 = new FileStream (path, FileMode.Create);
+ fs2 = new FileStream (fs1.SafeFileHandle, FileAccess.ReadWrite);
+ fs1.WriteByte (Convert.ToByte ('H'));
+ fs1.WriteByte (Convert.ToByte ('E'));
+ fs1.WriteByte (Convert.ToByte ('L'));
+ fs2.WriteByte (Convert.ToByte ('L'));
+ fs2.WriteByte (Convert.ToByte ('O'));
+ long fs1Pos = fs1.Position;
+ fs1.Flush ();
+ fs2.Flush ();
+ fs1.Close ();
+ fs2.Close ();
+
+ var check = Encoding.ASCII.GetString (File.ReadAllBytes (path));
+ Assert.AreEqual ("HELLO", check, "EXPOSED#1");
+ Assert.AreEqual (5, fs1Pos, "EXPOSED#2");
+ } finally {
+ if (fs1 != null)
+ fs1.Close ();
+ if (fs2 != null)
+ fs2.Close ();
+ DeleteFile (path);
+ }
+ }
+
+ [Test]
+ public void Ctor_InvalidSafeHandle ()
+ {
+ var sf = new SafeFileHandle (IntPtr.Zero, true);
+ try {
+ new FileStream (sf, FileAccess.ReadWrite);
+ Assert.Fail ("#1");
+ } catch (ArgumentException) {
+ }
+ }
+#endif
}
}