private void AlphaFS_EnumerateAlternateDataStreams(bool isNetwork)
{
using (var tempRoot = new TemporaryDirectory(isNetwork))
{
var file = tempRoot.RandomTxtFileFullPath;
Console.WriteLine("Input File Path: [{0}]", file);
var myStream = "ӍƔŞtrëƛɱ-" + tempRoot.RandomString;
var myStream2 = "myStreamTWO-" + tempRoot.RandomString;
var allStreams = new[] { myStream, myStream2 };
var streamStringContent = "(1) Computer: [" + Environment.MachineName + "]" + "\tHello there, " + Environment.UserName;
var tenNumbers = "0123456789";
Console.WriteLine("\nA file is created and {0} streams are added.", allStreams.Length.ToString(CultureInfo.CurrentCulture));
// Create file and add 10 characters to it, file is created in ANSI format.
System.IO.File.WriteAllText(file, tenNumbers);
var fi = new Alphaleonis.Win32.Filesystem.FileInfo(file);
const int defaultStreamsFile = 1; // The default number of data streams for a file.
var currentNumberofStreams = fi.EnumerateAlternateDataStreams().Count();
Assert.AreEqual(defaultStreamsFile, currentNumberofStreams, "Total amount of default streams do not match.");
Assert.AreEqual(currentNumberofStreams, Alphaleonis.Win32.Filesystem.File.EnumerateAlternateDataStreams(file).Count(), "Total amount of File.EnumerateAlternateDataStreams() streams do not match.");
var fileSize = Alphaleonis.Win32.Filesystem.File.GetSize(file);
Assert.AreEqual(tenNumbers.Length, fileSize);
// Create alternate data streams.
// Because of the colon, you must supply a full path and use PathFormat.FullPath or PathFormat.LongFullPath,
// to prevent a: "NotSupportedException: path is in an invalid format." exception.
var stream1Name = file + Alphaleonis.Win32.Filesystem.Path.StreamSeparator + myStream;
var stream2Name = file + Alphaleonis.Win32.Filesystem.Path.StreamSeparator + myStream2;
Alphaleonis.Win32.Filesystem.File.WriteAllLines(stream1Name, UnitTestConstants.StreamArrayContent, Alphaleonis.Win32.Filesystem.PathFormat.FullPath);
Alphaleonis.Win32.Filesystem.File.WriteAllText(stream2Name, streamStringContent, Alphaleonis.Win32.Filesystem.PathFormat.FullPath);
var newNumberofStreams = Alphaleonis.Win32.Filesystem.File.EnumerateAlternateDataStreams(file).Count();
Console.WriteLine("\n\nNew stream count: [{0}]", newNumberofStreams);
// Enumerate all streams from the file.
foreach (var stream in fi.EnumerateAlternateDataStreams())
{
Assert.IsTrue(UnitTestConstants.Dump(stream, -10));
// The default stream, a file as we know it.
if (Alphaleonis.Utils.IsNullOrWhiteSpace(stream.StreamName))
{
Assert.AreEqual(fileSize, stream.Size);
}
}
// Show the contents of our streams.
Console.WriteLine();
foreach (var streamName in allStreams)
{
Console.WriteLine("\n\tStream name: [{0}]", streamName);
// Because of the colon, you must supply a full path and use PathFormat.FullPath or PathFormat.LongFullPath,
// to prevent a: "NotSupportedException: path is in an invalid format." exception.
foreach (var line in Alphaleonis.Win32.Filesystem.File.ReadAllLines(file + Alphaleonis.Win32.Filesystem.Path.StreamSeparator + streamName, Alphaleonis.Win32.Filesystem.PathFormat.FullPath))
{
Console.WriteLine("\t\t{0}", line);
}
}
// Show FileInfo instance data of the streams.
var fileInfo1 = new Alphaleonis.Win32.Filesystem.FileInfo(stream1Name, Alphaleonis.Win32.Filesystem.PathFormat.LongFullPath);
var fileInfo2 = new Alphaleonis.Win32.Filesystem.FileInfo(stream2Name, Alphaleonis.Win32.Filesystem.PathFormat.LongFullPath);
Console.WriteLine();
UnitTestConstants.Dump(fileInfo1, -17);
UnitTestConstants.Dump(fileInfo2, -17);
Assert.AreEqual(myStream, fileInfo1.Name);
Assert.AreEqual(myStream2, fileInfo2.Name);
Assert.IsNull(fileInfo1.EntryInfo);
Assert.IsNull(fileInfo2.EntryInfo);
}
Console.WriteLine();
}
