public void SimpleWriteAndRead()
{
var random = new Random(42);
var manager = new NonePooledMemoryStreamManager(new PooledMemoryStreamOptions()
{
MinimumSegmentSize = 16
});
var ms = new MemoryStream();
var stream = manager.GetStream();
var writeStream = new BroadcastWriteStream(ms, stream);
var buffer = new byte[32];
random.NextBytes(buffer);
writeStream.Write(buffer, 0, 4);
writeStream.Write(buffer, 0, 8);
writeStream.Write(buffer, 0, 12);
writeStream.Write(buffer, 0, 16);
writeStream.Write(buffer, 0, 32);
writeStream.Write(buffer.AsSpan(0, 4));
writeStream.Write(buffer.AsSpan(0, 8));
writeStream.Write(buffer.AsSpan(0, 12));
writeStream.Write(buffer.AsSpan(0, 16));
writeStream.Write(buffer.AsSpan(0, 32));
AssertHelper.StreamEqual(ms, stream);
}
public void RandomStreamWriteAndReadTest(int seed, int maxChunkSize, int minTotalSize)
{
var random = new Random(seed);
var ms = new MemoryStream();
var stream = new PooledMemoryStream();
var writeStream = new BroadcastWriteStream(ms, stream);
int length = 0;
byte[] buffer = new byte[maxChunkSize];
bool useSpan = false;
while (length < minTotalSize)
{
int chunkSize = random.Next(1, maxChunkSize);
random.NextBytes(buffer);
if (useSpan)
{
writeStream.Write(buffer.AsSpan(0, chunkSize));
}
else
{
writeStream.Write(buffer, 0, chunkSize);
}
useSpan = !useSpan;
length += chunkSize;
}
AssertHelper.StreamEqual(ms, stream);
}
public void WriteWithSeek(bool useSpan)
{
var manager = new NonePooledMemoryStreamManager(new PooledMemoryStreamOptions()
{
MinimumSegmentSize = 16
});
var ms = new MemoryStream();
PooledMemoryStream stream = manager.GetStream();
var writeStream = new BroadcastWriteStream(ms, stream);
byte[] buffer = new byte[8];
buffer.AsSpan().Fill(1);
if (useSpan)
{
writeStream.Write(buffer.AsSpan(0, 8));
}
else
{
writeStream.Write(buffer, 0, 8);
}
buffer.AsSpan().Fill(2);
if (useSpan)
{
writeStream.Write(buffer.AsSpan(0, 8));
}
else
{
writeStream.Write(buffer, 0, 8);
}
buffer.AsSpan().Fill(3);
if (useSpan)
{
writeStream.Write(buffer.AsSpan(0, 8));
}
else
{
writeStream.Write(buffer, 0, 8);
}
buffer.AsSpan().Fill(4);
if (useSpan)
{
writeStream.Write(buffer.AsSpan(0, 8));
}
else
{
writeStream.Write(buffer, 0, 8);
}
ms.Seek(24, SeekOrigin.Begin);
stream.Seek(24, SeekOrigin.Begin);
buffer.AsSpan().Fill(5);
if (useSpan)
{
writeStream.Write(buffer.AsSpan(0, 4));
}
else
{
writeStream.Write(buffer, 0, 4);
}
AssertHelper.StreamEqual(ms, stream);
}