Add a test of creating a call on a lame channel in C++

1 files changed, 28 insertions, 0 deletions

diff --git a/test/cpp/microbenchmarks/bm_call_create.cc b/test/cpp/microbenchmarks/bm_call_create.cc
index e2e5bbbe00..7b228f076a 100644
--- a/test/cpp/microbenchmarks/bm_call_create.cc
+++ b/test/cpp/microbenchmarks/bm_call_create.cc
@@ -37,6 +37,7 @@
 #include <string.h>
 #include <sstream>
 
+#include <grpc++/channel.h>
 #include <grpc++/support/channel_arguments.h>
 #include <grpc/grpc.h>
 #include <grpc/support/alloc.h>
@@ -55,6 +56,8 @@ extern "C" {
 #include "src/core/lib/transport/transport_impl.h"
 }
 
+#include "src/cpp/client/create_channel_internal.h"
+#include "src/proto/grpc/testing/echo.grpc.pb.h"
 #include "third_party/benchmark/include/benchmark/benchmark.h"
 
 static struct Init {
@@ -105,6 +108,31 @@ static void BM_CallCreateDestroy(benchmark::State &state) {
 BENCHMARK_TEMPLATE(BM_CallCreateDestroy, InsecureChannel);
 BENCHMARK_TEMPLATE(BM_CallCreateDestroy, LameChannel);
 
+static void *tag(int i) {
+  return reinterpret_cast<void *>(static_cast<intptr_t>(i));
+}
+
+static void BM_LameChannelCallCreateCpp(benchmark::State &state) {
+  auto stub =
+      grpc::testing::EchoTestService::NewStub(grpc::CreateChannelInternal(
+          "", grpc_lame_client_channel_create(
+                  "localhost:1234", GRPC_STATUS_UNAUTHENTICATED, "blah")));
+  grpc::CompletionQueue cq;
+  grpc::testing::EchoRequest send_request;
+  grpc::testing::EchoResponse recv_response;
+  grpc::Status recv_status;
+  while (state.KeepRunning()) {
+    grpc::ClientContext cli_ctx;
+    auto reader = stub->AsyncEcho(&cli_ctx, send_request, &cq);
+    reader->Finish(&recv_response, &recv_status, tag(0));
+    void *t;
+    bool ok;
+    GPR_ASSERT(cq.Next(&t, &ok));
+    GPR_ASSERT(ok);
+  }
+}
+BENCHMARK(BM_LameChannelCallCreateCpp);
+
 static void FilterDestroy(grpc_exec_ctx *exec_ctx, void *arg,
                           grpc_error *error) {
   gpr_free(arg);