public void poolchunk_bytealign()
{
var chunk = new PoolChunk();
int aligned1 = chunk.Align(6);
int aligned2 = chunk.Align(20);
Assert.AreEqual(aligned1, 16);
Assert.AreEqual(aligned2, 32);
}
public void Init()
{
elemSize = 16;
size = 6;
pageSize = 8192;
maxorder = 11;
capacity = (1 << maxorder) * 8192;
chunk = new PoolChunk(pageSize, null);
Assert.AreEqual(chunk.Capacity, capacity);
Assert.AreEqual(chunk.Availables, capacity);
Assert.AreEqual(chunk.Usedables, 0);
}
public void poolpageList_deletefirst_mul()
{
var chunk = new PoolChunk();
var pagelist = new PoolPageList(8192);
Assert.AreEqual(pagelist.Head, null);
Assert.AreEqual(pagelist.Tail, null);
int s = 0;
var pages = new List <PoolPage>();
for (int i = 0; chunk.CanAlloc; i++)
{
s = (i + 1) * 16;
if (s > 8192)
{
s = 8192;
}
var page = chunk.AllocPage(s, s);
pages.Add(page);
pagelist.AddLast(page);
}
for (int i = 0; i < pages.Count; i++)
{
var page1 = pagelist[i];
var page2 = pages[i];
Assert.AreEqual(page1, page2);
}
Assert.AreEqual(pages.Count, pagelist.Count);
Console.WriteLine(pagelist.Count);
try
{
var page2049 = pagelist[pages.Count];
Assert.Fail();
}
catch (IndexOutOfRangeException)
{
Assert.IsTrue(true);
}
}
public void chunklist_move()
{
var chunk1 = new PoolChunk();
var chunk2 = new PoolChunk();
var chunklist1 = new PoolChunkList(0, 25);
var chunklist2 = new PoolChunkList(25, 50);
PoolChunkList.Link(chunklist1, chunklist2);
chunklist1.AddLast(chunk1);
for (int i = 0; chunk1.CanAlloc; i++)
{
var buf = new FixedLengthByteBuf();
PoolPage page;
int s = 16 * (i + 1);
if (s >= 8192)
{
s = 8192;
}
chunklist1.TryAllocPage(buf, s, s, out page);
if (page == null)
{
Assert.Fail();
}
if (chunk1.UsedPercent < 0.25)
{
Assert.AreNotEqual(chunklist1.Head, null);
Assert.AreEqual(chunklist2.Head, null);
}
else
{
Assert.AreEqual(chunklist1.Head, null);
Assert.AreNotEqual(chunklist2.Head, null);
break;
}
}
}
public void poolarena_alloc_all()
{
var chunk = new PoolChunk();
var arena = new PoolArena(1);
IByteBuf buf = null;
int allocBytes = 0;
do
{
buf = arena.Alloc(8192);
if (buf.Handle != 0)
{
allocBytes += 8192;
Assert.AreEqual(allocBytes, arena.Useables());
}
} while (buf != null && buf.Handle != 0);
Assert.AreEqual(allocBytes, chunk.Capacity);
}
public void poolpagelist_()
{
var chunk = new PoolChunk();
var pageList = new PoolPageList(16);
var page1 = chunk.AllocPage(8192, 8192);
var page2 = chunk.AllocPage(8192, 8192);
pageList.AddLast(page1);
pageList.AddLast(page2);
//获得下一个可用的PoolPage
var _page1 = pageList.GetNextAvailPage();
Assert.AreEqual(page1, _page1);
_page1.Alloc(8192);
var _page2 = pageList.GetNextAvailPage();
Assert.AreEqual(page2, _page2);
}
public void chunklist_next()
{
var chunklist = new PoolChunkList(0, 100);
var chunk1 = new PoolChunk();
var chunk2 = new PoolChunk();
chunklist.AddLast(chunk1);
chunklist.AddLast(chunk2);
int s = 0;
for (int i = 0; chunk1.CanAlloc; i++)
{
s = 16 * (i + 1);
if (s >= 8192)
{
s = 8192;
}
PoolPage page;
var buf = new FixedLengthByteBuf();
if (!chunklist.TryAllocPage(buf, s, s, out page))
{
Assert.Fail();
}
Assert.AreEqual(page.Chunk, chunk1);
}
PoolPage page1;
var buf1 = new FixedLengthByteBuf();
if (!chunklist.TryAllocPage(buf1, s, s, out page1))
{
Assert.Fail();
}
Assert.AreEqual(page1.Chunk, chunk2);
}
public void poolpageList_deletefirst()
{
var chunk = new PoolChunk();
var pagelist = new PoolPageList(8192);
Assert.AreEqual(pagelist.Head, null);
Assert.AreEqual(pagelist.Tail, null);
Assert.AreEqual(pagelist.Count, 0);
var page1 = chunk.AllocPage(8192, 8192);
var page2 = chunk.AllocPage(8192, 8192);
pagelist.AddLast(page1);
Assert.AreEqual(pagelist.Count, 1);
Assert.AreEqual(pagelist.Head, page1);
Assert.AreEqual(pagelist.Tail, page1);
pagelist.DeleteFirst();
Assert.AreEqual(pagelist.Count, 0);
Assert.AreEqual(pagelist.Head, null);
Assert.AreEqual(pagelist.Tail, null);
pagelist.AddLast(page1);
Assert.AreEqual(pagelist.Count, 1);
Assert.AreEqual(pagelist.Head, page1);
Assert.AreEqual(pagelist.Tail, page1);
pagelist.AddLast(page2);
Assert.AreEqual(pagelist.Count, 2);
Assert.AreEqual(pagelist.Head, page1);
Assert.AreEqual(pagelist.Tail, page2);
pagelist.DeleteFirst();
Assert.AreEqual(pagelist.Count, 1);
Assert.AreEqual(pagelist.Head, page2);
Assert.AreEqual(pagelist.Tail, page2);
}