public void SeekSucceeds()
{
using (StreamBuffer buffer = new StreamBuffer(0))
{
buffer.Length.Should().Be(0);
buffer.Write(new byte[] { 0xA, 0xB, 0xC }, 0, 3);
buffer.Length.Should().Be(3);
buffer.Seek(0, SeekOrigin.Begin);
buffer.ReadByte().Should().Be(0xA);
buffer.Seek(-1, SeekOrigin.Current);
buffer.ReadByte().Should().Be(0xA);
buffer.Seek(1, SeekOrigin.Current);
buffer.ReadByte().Should().Be(0xC);
buffer.Seek(1, SeekOrigin.Begin);
buffer.ReadByte().Should().Be(0xB);
buffer.Seek(-2, SeekOrigin.End);
buffer.ReadByte().Should().Be(0xB);
}
}
public void PositionTest()
{
using (StreamBuffer buffer = new StreamBuffer(0))
{
byte[] data = new byte[] { 0xA, 0xB, 0xC };
buffer.Write(data, 0, data.Length);
buffer.Position.Should().Be(data.Length);
for (int i = 0; i < data.Length; i++)
{
buffer.Position = i;
buffer.ReadByte().Should().Be(data[i]);
}
}
}
public void WriteToEmptyBuffer()
{
using (StreamBuffer buffer = new StreamBuffer(0))
{
buffer.Length.Should().Be(0);
buffer.WriteByte(7);
buffer.Length.Should().Be(1);
buffer.Position = 0;
buffer.ReadByte().Should().Be(7);
}
}
