wip

cereal/messaging/demo.cc

@@ -0,0 +1,50 @@
+#include <iostream>
+#include <cstddef>
+#include <chrono>
+#include <thread>
+#include <cassert>
+
+#include "cereal/messaging/messaging.h"
+#include "cereal/messaging/impl_zmq.h"
+
+#define MSGS 1e5
+
+int main() {
+  Context * c = Context::create();
+  SubSocket * sub_sock = SubSocket::create(c, "controlsState");
+  PubSocket * pub_sock = PubSocket::create(c, "controlsState");
+
+  char data[8];
+
+  Poller * poller = Poller::create({sub_sock});
+
+  auto start = std::chrono::steady_clock::now();
+
+  for (uint64_t i = 0; i < MSGS; i++){
+    *(uint64_t*)data = i;
+    pub_sock->send(data, 8);
+
+    auto r = poller->poll(100);
+
+    for (auto p : r){
+      Message * m = p->receive();
+      uint64_t ii = *(uint64_t*)m->getData();
+      assert(i == ii);
+      delete m;
+    }
+  }
+
+
+  auto end = std::chrono::steady_clock::now();
+  double elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - start).count() / 1e9;
+  double throughput = ((double) MSGS / (double) elapsed);
+  std::cout << throughput << " msg/s" << std::endl;
+
+  delete poller;
+  delete sub_sock;
+  delete pub_sock;
+  delete c;
+
+
+  return 0;
+}