public void CannotDecreaseBeyondPosition()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.WriteByte(0);
stream.SetLength(0);
}
}
public void CapacityRounded()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.SetLength(1);
Assert.AreEqual(1, stream.Length);
Assert.AreEqual(SmallBufferSize, stream.Capacity);
}
}
public void VerifyDisposed()
{
var stream = new RingMemoryStream(SmallBufferSize);
stream.Dispose();
stream.SetLength(0);
}
public void Set_large_length()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.SetLength(SmallBufferSize * 100);
Assert.AreEqual(SmallBufferSize * 100, stream.Capacity);
Assert.AreEqual(0, stream.Position);
Assert.AreEqual(0, stream.Head);
Assert.AreEqual(SmallBufferSize * 100, stream.Length);
}
}
public void ManualWrite()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Capacity++;
var pages = stream.GetPages(0, stream.Capacity);
Array.Copy(TestData, pages[0].Buffer, SmallBufferSize);
stream.SetLength(SmallBufferSize);
var readBuffer = new byte[SmallBufferSize];
stream.Read(readBuffer, 0, readBuffer.Length);
var validateBuffer = new byte[SmallBufferSize];
Array.Copy(TestData, validateBuffer, SmallBufferSize);
Assert.AreEqual(validateBuffer, readBuffer);
}
}
public void HeadWithOneMoreBlockSize()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Capacity++;
stream.Capacity++;
stream.SetLength(SmallBufferSize + 1);
stream.Position = stream.Length;
stream.Head = stream.Length;
Assert.AreEqual(1, stream.PagesAllocated);
}
}
public void HeadWithBlockSizeIncrement()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Capacity++;
stream.SetLength(stream.Capacity);
stream.Position = stream.Length;
stream.Head = stream.Length;
Assert.AreEqual(0, stream.PagesAllocated);
}
}
