public void rewind()
{
Assert.Throws <ArgumentNullException>(() => StreamExtensions.Rewind <Stream>(null));
Assert.True(ReferenceEquals(Stream.Null.Rewind(), Stream.Null));
var bytes = Guid.NewGuid().ToByteArray();
var stream = new MemoryStream(bytes);
Assert.Equal(0, stream.Position);
stream.Seek(0, SeekOrigin.End);
Assert.Equal(stream.Length, stream.Position);
stream.Rewind();
Assert.Equal(0, stream.Position);
stream.Rewind();
Assert.Equal(0, stream.Position);
}
public void bytes()
{
Assert.Throws <ArgumentNullException>(() => StreamExtensions.Bytes(null));
Assert.Equal(0, Stream.Null.Bytes().Length);
var bytes = Guid.NewGuid().ToByteArray();
var stream = new MemoryStream(bytes);
Assert.True(stream.Bytes().SequenceEqual(bytes));
Assert.Equal(-1, stream.ReadByte());
stream.Close();
Assert.Throws <ObjectDisposedException>(() => stream.ReadByte());
stream = new MemoryStream(bytes);
Assert.True(stream.Bytes(true).SequenceEqual(bytes));
Assert.Throws <ObjectDisposedException>(() => stream.ReadByte());
}
public void text_writer()
{
Assert.Throws <ArgumentNullException>(() => StreamExtensions.TextWriter(null));
var text = Guid.NewGuid().ToString();
var stream = new MemoryStream();
using (var writer = stream.TextWriter())
{
writer.Write(text);
}
Assert.True(stream.ToArray().SequenceEqual(text.Bytes()));
Assert.Throws <ObjectDisposedException>(() => stream.ReadByte());
stream = new MemoryStream();
using (var writer = stream.TextWriter(Encoding.Unicode))
{
writer.Write(text);
}
Assert.True(stream.ToArray().SequenceEqual(text.Bytes(Encoding.Unicode)));
Assert.Throws <ObjectDisposedException>(() => stream.ReadByte());
}