private string GetContents(SafeUri uri)
{
var demux = Provider.CreateDemuxVfs(uri.AbsoluteUri);
using (var stream = demux.ReadStream) {
var reader = new System.IO.StreamReader(stream);
return(reader.ReadToEnd());
}
}
public void DemuxReadFile()
{
ForEachProvider(() => {
Assert.IsTrue(File.Exists(foo));
var demux = Provider.CreateDemuxVfs(foo.AbsoluteUri);
var stream = demux.ReadStream;
// foo contains 'bar'
Assert.AreEqual((byte)'b', stream.ReadByte());
Assert.AreEqual((byte)'a', stream.ReadByte());
Assert.AreEqual((byte)'r', stream.ReadByte());
demux.CloseStream(stream);
});
}
public void DemuxCreateFile()
{
ForEachProvider(() => {
var newf = Uri("newfile");
var newp = Path("newfile");
File.OpenWrite(newf, false).Close();
Assert.IsTrue(File.Exists(newf));
var demux = Provider.CreateDemuxVfs(newp);
Assert.IsTrue(demux.IsWritable);
Assert.IsTrue(demux.IsReadable);
var stream = demux.WriteStream;
Assert.IsTrue(stream.CanWrite);
stream.WriteByte(0xAB);
demux.CloseStream(stream);
Assert.IsTrue(File.Exists(newf));
});
}
public void DemuxOverwriteFile()
{
ForEachProvider(() => {
Assert.IsTrue(File.Exists(foo));
Assert.AreEqual(3, File.GetSize(foo));
var demux = Provider.CreateDemuxVfs(foo.AbsoluteUri);
Assert.IsTrue(demux.IsWritable);
Assert.IsTrue(demux.IsReadable);
var stream = demux.WriteStream;
Assert.IsTrue(stream.CanWrite);
Assert.IsTrue(stream.CanRead);
// Make sure can actually read from WriteStream - required by TagLib#
// stream should contain 'bar', eg first byte == 'b'
Assert.AreEqual(3, stream.Length);
Assert.AreEqual((byte)'b', stream.ReadByte(), "Error in GIO backend - shouldn't happen - fix (and the Banshee GIO backend) requires gio 2.22");
stream.Position = 0;
// Replace the first two bytes, and truncate the third
stream.WriteByte(0xAB);
stream.WriteByte(0xCD);
stream.SetLength(2);
// And verify those bytes are readable
stream.Position = 1;
Assert.AreEqual(0xCD, stream.ReadByte());
stream.Position = 0;
Assert.AreEqual(0xAB, stream.ReadByte());
// And make sure the file is now the right size; 2 bytes
demux.CloseStream(stream);
Assert.IsTrue(File.Exists(foo));
Assert.AreEqual(2, File.GetSize(foo));
});
}
public static TagLib.File OpenFile(string file)
{
return(TagLib.File.Create(Provider.CreateDemuxVfs(file)));
}
public static TagLib.File OpenFile(string file, string mimetype, TagLib.ReadStyle readStyle)
{
return(TagLib.File.Create(Provider.CreateDemuxVfs(file), mimetype, readStyle));
}
public static IFileSystemEntryPermissions GetPermissions(SafeUri uri)
{
return(Provider.CreateDemuxVfs(uri));
}
