public void CanWriteNulLength()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Write(new byte[0], 0, 0);
}
}
public void BasicReadTest()
{
var result = new byte[TestData.Length];
using (var stream = new ProtoChannel.Util.RingMemoryStream(SmallBufferSize))
{
stream.Write(TestData, 0, TestData.Length);
stream.Position = 0;
stream.Read(result, 0, result.Length);
Assert.AreEqual(TestData, result);
Assert.AreEqual(TestData.Length, stream.Position);
Assert.AreEqual(TestData.Length, stream.Length);
Assert.AreEqual(7, stream.PagesAllocated);
Assert.AreEqual(28, stream.Capacity);
}
}
public void ReadByte()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Write(TestData, 0, TestData.Length);
stream.Position = 0;
for (int i = 0; i < TestData.Length; i++)
{
Assert.AreEqual(TestData[i], stream.ReadByte());
Assert.AreEqual(i + 1, stream.Position);
}
}
}
public void PageValidity()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Write(TestData, 0, TestData.Length);
var pages = stream.GetPages(0, stream.Length);
Assert.AreEqual(7, pages.Length);
byte[] block;
for (int i = 0; i < 6; i++)
{
Assert.AreEqual(0, pages[i].Offset);
Assert.AreEqual(SmallBufferSize, pages[i].Count);
Assert.AreEqual(SmallBufferSize, pages[i].Buffer.Length);
block = new byte[SmallBufferSize];
Array.Copy(TestData, i * SmallBufferSize, block, 0, SmallBufferSize);
Assert.AreEqual(block, pages[i].Buffer);
}
Assert.AreEqual(0, pages[6].Offset);
Assert.AreEqual(2, pages[6].Count);
block = new byte[2];
var pagePart = new byte[2];
Array.Copy(TestData, 6 * SmallBufferSize, block, 0, 2);
Array.Copy(pages[6].Buffer, 0, pagePart, 0, 2);
Assert.AreEqual(block, pagePart);
}
}
public void PageReUse()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Write(TestData, 0, TestData.Length);
stream.Head = stream.Position;
Assert.AreEqual(1, stream.PagesAllocated);
stream.Write(TestData, 0, TestData.Length);
Assert.AreEqual(7, stream.PagesAllocated);
}
}
public void Enlarge_pages_array()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
for (int i = 0; i < 10; i++)
{
stream.Write(TestData, 0, TestData.Length);
}
}
}
public void CorrectReadWhenNotOnPageBoundary()
{
using (var stream = new RingMemoryStream(SmallBufferSize))
{
stream.Write(TestData, 0, TestData.Length);
stream.Position = 1;
var readBuffer = new byte[2];
stream.Read(readBuffer, 0, 2);
}
}