static void Main(string[] args)
{
const int NumObjs = 10, Iterations = 100;
using (var pool = new NativePool <TestObject>(2, 2)) {
var objs = new TestObject[NumObjs];
var rand = new Random();
for (int i = 0; i < Iterations; i++)
{
int index = rand.Next(NumObjs);
var obj = objs[index];
if (obj == null)
{
objs[index] = (TestObject)pool.New();
GC.Collect();
objs[index].Initialize(i);
GC.Collect();
}
else if (rand.Next() % 2 == 0)
{
objs[index].Free();
GC.Collect();
objs[index] = null;
GC.Collect();
}
Console.WriteLine($"iteration {i}: objs[{index}] = {objs[index]?.ToString() ?? "null"}");
PrintInfo(pool);
Console.WriteLine();
GC.Collect();
}
Console.WriteLine("-----");
foreach (var obj in pool)
{
Console.WriteLine(obj);
obj.Free();
PrintInfo(pool);
}
}
}
public async Task CopyToAsyncNativeMemory()
{
using (var pool = new NativePool())
using (var factory = new PipelineFactory(pool))
{
var readerWriter = factory.Create();
var output = readerWriter.Alloc();
output.Append("Hello World", EncodingData.InvariantUtf8);
await output.FlushAsync();
var ms = new MemoryStream();
var result = await readerWriter.ReadAsync();
var rb = result.Buffer;
await rb.CopyToAsync(ms);
ms.Position = 0;
Assert.Equal(11, rb.Length);
Assert.Equal(11, ms.Length);
Assert.Equal(rb.ToArray(), ms.ToArray());
Assert.Equal("Hello World", Encoding.ASCII.GetString(ms.ToArray()));
}
}
public async Task CopyToAsyncNativeMemory()
{
using (var pool = new NativePool())
using (var cf = new ChannelFactory(pool))
{
var channel = cf.CreateChannel();
var output = channel.Alloc();
output.WriteAsciiString("Hello World");
await output.FlushAsync();
var ms = new MemoryStream();
var result = await channel.ReadAsync();
var rb = result.Buffer;
await rb.CopyToAsync(ms);
ms.Position = 0;
Assert.Equal(11, rb.Length);
Assert.Equal(11, ms.Length);
Assert.Equal(rb.ToArray(), ms.ToArray());
Assert.Equal("Hello World", Encoding.ASCII.GetString(ms.ToArray()));
}
}
static void PrintInfo <T>(NativePool <T> pool) where T : NativeObject
{
Console.WriteLine($"full: {pool.IsFull}; numObjs: {pool.NumObjects}");
}
public async Task CopyToAsyncNativeMemory()
{
using (var pool = new NativePool())
using (var factory = new PipelineFactory(pool))
{
var readerWriter = factory.Create();
var output = readerWriter.Alloc();
output.Append("Hello World", TextEncoding.Utf8);
await output.FlushAsync();
var ms = new MemoryStream();
var result = await readerWriter.ReadAsync();
var rb = result.Buffer;
await rb.CopyToAsync(ms);
ms.Position = 0;
Assert.Equal(11, rb.Length);
Assert.Equal(11, ms.Length);
Assert.Equal(rb.ToArray(), ms.ToArray());
Assert.Equal("Hello World", Encoding.ASCII.GetString(ms.ToArray()));
}
}
