public void BufferedChannelsSelectReceiveInGoroutine()
{
var c = new Chan<int>(10);
var list = new List<int>();
var wg = new WaitGroup();
wg.Add(1);
GoFunc.Run(() =>
{
bool doLoop = true;
while (doLoop)
{
Select
.CaseReceiveOk(c, (i, ok) =>
{
if (ok)
list.Add(i);
else
doLoop = false;
})
.NoDefault();
}
wg.Done();
}, "bufferChannelsTest:receiveLoop");
for (int i = 0; i < 10; i++)
{
Select
.CaseSend(c, i)
.NoDefault();
}
c.Close();
wg.Wait();
Assert.AreEqual(new[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }, list.ToArray());
}
public void TwoSelectsSendAndReceiveCanTalk()
{
var c = new Chan<int>();
int actual = 0;
var wg = new WaitGroup();
wg.Add(2);
GoFunc.Run(() =>
{
Select
.CaseSend(c, 7)
.NoDefault();
wg.Done();
});
GoFunc.Run(() =>
{
Select
.CaseReceive(c, o => actual = o)
.NoDefault();
wg.Done();
});
wg.Wait();
Assert.AreEqual(7, actual);
}
private void BenchmarkTcp(int parallel)
{
string topicName = "test_benchmark_" + DateTime.Now.UnixNano();
try
{
const int benchmarkNum = 30000;
byte[] body = new byte[512];
var p = new Producer("127.0.0.1:4150");
p.Connect();
var startCh = new Chan<bool>();
var wg = new WaitGroup();
for (int j = 0; j < parallel; j++)
{
wg.Add(1);
//int localj = j;
GoFunc.Run(() =>
{
startCh.Receive();
for (int i = 0; i < benchmarkNum / parallel; i++)
{
//if (i%10 == 0)
//{
// Debug.WriteLine(string.Format("{0}: {1}/{2}", localj, i, benchmarkNum/parallel));
//}
p.Publish(topicName, body);
}
wg.Done();
}, "ProducerBenchmarkTcpTest: sendLoop");
}
var stopwatch = Stopwatch.StartNew();
startCh.Close();
var done = new Chan<bool>();
GoFunc.Run(() => { wg.Wait(); done.Send(true); });
bool finished = false;
Select
.CaseReceive(done, b => finished = b)
.CaseReceive(Time.After(TimeSpan.FromSeconds(10)), b => finished = false)
.NoDefault();
stopwatch.Stop();
if (!finished)
{
Assert.Fail("timeout");
}
Console.WriteLine(string.Format("{0:#,0} sent in {1:mm\\:ss\\.fff}; Avg: {2:#,0} msgs/s; Threads: {3}",
benchmarkNum, stopwatch.Elapsed, benchmarkNum / stopwatch.Elapsed.TotalSeconds, parallel));
}
finally
{
_nsqdHttpClient.DeleteTopic(topicName);
_nsqLookupdHttpClient.DeleteTopic(topicName);
}
}
public void BufferedChannelsSelectSendInGoroutine()
{
var c = new Chan<int>(10);
var list = new List<int>();
var wg = new WaitGroup();
wg.Add(1);
GoFunc.Run(() =>
{
for (int i = 0; i < 10; i++)
{
Select
.CaseSend(c, i)
.NoDefault();
}
c.Close();
wg.Done();
}, "bufferedChannelsTest:sendLoop");
wg.Wait();
bool doLoop = true;
// ReSharper disable once LoopVariableIsNeverChangedInsideLoop
while (doLoop)
{
Select
.CaseReceiveOk(c, (i, ok) =>
{
if (ok)
list.Add(i);
else
doLoop = false;
})
.NoDefault();
}
Assert.AreEqual(new[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }, list.ToArray());
}
private void BenchmarkHttp(int parallel)
{
string topicName = "test_benchmark_" + DateTime.Now.UnixNano();
try
{
const int benchmarkNum = 30000;
byte[] body = new byte[512];
var startCh = new Chan<bool>();
var wg = new WaitGroup();
for (int j = 0; j < parallel; j++)
{
wg.Add(1);
GoFunc.Run(() =>
{
startCh.Receive();
for (int i = 0; i < benchmarkNum / parallel; i++)
{
_nsqdHttpClient.Publish(topicName, body);
}
wg.Done();
}, "ProducerBenchmarkHttpTest: sendLoop");
}
var stopwatch = Stopwatch.StartNew();
startCh.Close();
wg.Wait();
stopwatch.Stop();
Console.WriteLine(string.Format("{0:#,0} sent in {1:mm\\:ss\\.fff}; Avg: {2:#,0} msgs/s; Threads: {3}",
benchmarkNum, stopwatch.Elapsed, benchmarkNum / stopwatch.Elapsed.TotalSeconds, parallel));
}
finally
{
_nsqdHttpClient.DeleteTopic(topicName);
_nsqLookupdHttpClient.DeleteTopic(topicName);
}
}