public void Read_CountOverflow ()
{
string path = TempFolder + Path.DirectorySeparatorChar + "temp";
DeleteFile (path);
using (StdioFileStream stream = new StdioFileStream (path, FileMode.OpenOrCreate, FileAccess.Read)) {
stream.Read (new byte[0], 1, Int32.MaxValue);
}
}
public void Read_OffsetNegative ()
{
string path = TempFolder + Path.DirectorySeparatorChar + "temp";
DeleteFile (path);
using (StdioFileStream stream = new StdioFileStream (path, FileMode.OpenOrCreate, FileAccess.Read)) {
stream.Read (new byte[0], -1, 1);
}
}
public void TestReadVerifyAccessMode ()
{
string path = TempFolder + Path.DirectorySeparatorChar + "temp";
DeleteFile (path);
StdioFileStream stream = null;
byte[] buffer = new byte [100];
try {
stream = new StdioFileStream (path, FileMode.OpenOrCreate, FileAccess.Write);
stream.Read (buffer, 0, buffer.Length);
} finally {
if (stream != null)
stream.Close ();
}
}
public void Flush ()
{
#if XXX
// This test depends too much on the internal implementation of stdio's FILE
string path = TempFolder + DSC + "StdioFileStreamTest.Flush";
StdioFileStream stream = null;
StdioFileStream stream2 = null;
DeleteFile (path);
try {
stream = new StdioFileStream (path, FileMode.CreateNew, FileAccess.ReadWrite);
stream2 = new StdioFileStream (path, FileMode.Open, FileAccess.ReadWrite);
stream.Write (new byte [] {1, 2, 3, 4, 5}, 0, 5);
byte [] bytes = new byte [5];
stream2.Read (bytes, 0, 5);
Assert.AreEqual (0, bytes [0], "test#01");
Assert.AreEqual (0, bytes [1], "test#02");
Assert.AreEqual (0, bytes [2], "test#03");
Assert.AreEqual (0, bytes [3], "test#04");
stream.Flush ();
stream2.Read (bytes, 0, 5);
Assert.AreEqual (1, bytes [0], "test#05");
Assert.AreEqual (2, bytes [1], "test#06");
Assert.AreEqual (3, bytes [2], "test#07");
Assert.AreEqual (4, bytes [3], "test#08");
} finally {
if (stream != null)
stream.Close ();
if (stream2 != null)
stream2.Close ();
Console.WriteLine ("P: " + path);
//DeleteFile (path);
}
#endif
}
public void Write ()
{
string path = TempFolder + DSC + "StdioFileStreamTest.Write";
DeleteFile (path);
StdioFileStream stream = new StdioFileStream (path, FileMode.CreateNew, FileAccess.ReadWrite);
byte[] outbytes = new byte [] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
byte[] bytes = new byte [15];
// Check that the data is flushed when we overflow the buffer
// with a large amount of data
stream.Write (outbytes, 0, 5);
stream.Write (outbytes, 5, 10);
stream.Seek (0, SeekOrigin.Begin);
stream.Read (bytes, 0, 15);
for (int i = 0; i < 15; ++i)
Assert.AreEqual (i + 1, bytes [i]);
// Check that the data is flushed when we overflow the buffer
// with a small amount of data
stream.Write (outbytes, 0, 7);
stream.Write (outbytes, 7, 7);
stream.Write (outbytes, 14, 1);
stream.Seek (15, SeekOrigin.Begin);
Array.Clear (bytes, 0, bytes.Length);
stream.Read (bytes, 0, 15);
for (int i = 0; i < 15; ++i)
Assert.AreEqual (i + 1, bytes [i]);
stream.Close ();
}
public void Flush ()
{
string path = TempFolder + DSC + "StdioFileStreamTest.Flush";
StdioFileStream stream = null;
StdioFileStream stream2 = null;
DeleteFile (path);
try {
stream = new StdioFileStream (path, FileMode.CreateNew, FileAccess.ReadWrite);
stream2 = new StdioFileStream (path, FileMode.Open, FileAccess.ReadWrite);
stream.Write (new byte [] {1, 2, 3, 4, 5}, 0, 5);
byte [] bytes = new byte [5];
stream2.Read (bytes, 0, 5);
Assert.AreEqual (0, bytes [0], "test#01");
Assert.AreEqual (0, bytes [1], "test#02");
Assert.AreEqual (0, bytes [2], "test#03");
Assert.AreEqual (0, bytes [3], "test#04");
stream.Flush ();
stream2.Read (bytes, 0, 5);
Assert.AreEqual (1, bytes [0], "test#05");
Assert.AreEqual (2, bytes [1], "test#06");
Assert.AreEqual (3, bytes [2], "test#07");
Assert.AreEqual (4, bytes [3], "test#08");
} finally {
if (stream != null)
stream.Close ();
if (stream2 != null)
stream2.Close ();
DeleteFile (path);
}
}