public void Write_Two()
{
var slice = new BufferSlice(65535);
var stream = new SliceStream(slice);
var mammasBullar = Encoding.UTF8.GetBytes("Mammas bullar smakar godast.");
stream.Write(mammasBullar, 0, mammasBullar.Length);
stream.Write(mammasBullar, 0, mammasBullar.Length);
Assert.Equal(mammasBullar.Length * 2, stream.Position);
Assert.Equal(mammasBullar.Length * 2, stream.Length);
// must be able to write after the last byte.
stream.Position = mammasBullar.Length * 2;
}
public void Write_WrongOffset()
{
var slice = new BufferSlice(5);
var stream = new SliceStream(slice);
var mammasBullar = Encoding.UTF8.GetBytes("Mammas bullar smakar godast.");
Assert.Throws <ArgumentOutOfRangeException>(() => stream.Write(mammasBullar, -1, 1));
}
public void Write_TooSmallInternalBuffer()
{
var slice = new BufferSlice(5);
var stream = new SliceStream(slice);
var mammasBullar = Encoding.UTF8.GetBytes("Mammas bullar smakar godast.");
Assert.Throws <ArgumentOutOfRangeException>(() => stream.Write(mammasBullar, 0, 6));
}
public void Position_SetGet()
{
var slice = new BufferSlice(65535);
var stream = new SliceStream(slice);
var mammasBullar = Encoding.UTF8.GetBytes("Mammas bullar smakar godast.");
stream.Write(mammasBullar, 0, mammasBullar.Length);
stream.Position = 2;
Assert.Equal(2, stream.Position);
}
public void Write_ThenMovePositionOutOfRange()
{
var slice = new BufferSlice(65535);
var stream = new SliceStream(slice);
var mammasBullar = Encoding.UTF8.GetBytes("Mammas bullar smakar godast.");
stream.Write(mammasBullar, 0, mammasBullar.Length);
Assert.Throws <ArgumentOutOfRangeException>(() => stream.Position = mammasBullar.Length + 1);
Assert.Throws <ArgumentOutOfRangeException>(() => stream.Position = -1);
}
public void Read_OneTime()
{
var slice = new BufferSlice(65535);
var stream = new SliceStream(slice);
var mammasBullar = Encoding.UTF8.GetBytes("Mammas bullar smakar godast.");
stream.Write(mammasBullar, 0, mammasBullar.Length);
var buffer = new byte[10];
stream.Position = 0;
stream.Read(buffer, 0, 6);
Assert.Equal("Mammas", Encoding.UTF8.GetString(buffer, 0, 6));
}
public void ReadLongerThanBuffer()
{
var slice = new BufferSlice(65535);
var stream = new SliceStream(slice);
var expected = "Mammas bullar smakar godast";
var mammasBullar = Encoding.UTF8.GetBytes(expected);
stream.Write(mammasBullar, 0, mammasBullar.Length);
var buffer = new byte[100];
stream.Position = 0;
Assert.Equal(expected.Length, stream.Read(buffer, 0, 1024));
Assert.Equal(expected, Encoding.UTF8.GetString(buffer, 0, expected.Length));
}
public void InitUsingWrittenAndWriteMore()
{
var initial = "Hello world!";
var addition = "Something more..";
var buffer = new byte[65535];
var text = Encoding.ASCII.GetBytes(initial);
Buffer.BlockCopy(text, 0, buffer, 0, text.Length);
var slice = new BufferSlice(buffer, 0, buffer.Length);
var stream = new SliceStream(slice, text.Length);
stream.SetLength(initial.Length);
stream.Position = stream.Length;
var writeable = Encoding.ASCII.GetBytes(addition);
stream.Write(writeable, 0, writeable.Length);
stream.Position = 0;
var reader = new StreamReader(stream);
var actual = reader.ReadToEnd();
Assert.Equal(initial + addition, actual);
}
public void InitUsingWrittenAndWriteMore()
{
var initial = "Hello world!";
var addition = "Something more..";
var buffer = new byte[65535];
var text = Encoding.ASCII.GetBytes(initial);
Buffer.BlockCopy(text, 0, buffer, 0, text.Length);
var slice = new BufferSlice(buffer, 0, buffer.Length);
var stream = new SliceStream(slice, text.Length);
stream.SetLength(initial.Length);
stream.Position = stream.Length;
var writeable = Encoding.ASCII.GetBytes(addition);
stream.Write(writeable, 0, writeable.Length);
stream.Position = 0;
var reader = new StreamReader(stream);
var actual = reader.ReadToEnd();
Assert.Equal(initial + addition, actual);
}