1 //
2 //
3 // Copyright 2015 gRPC authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
17 //
18
19 // This benchmark exists to ensure that immediately-firing alarms are fast
20
21 #include <benchmark/benchmark.h>
22
23 #include <grpc/grpc.h>
24 #include <grpcpp/alarm.h>
25 #include <grpcpp/completion_queue.h>
26 #include <grpcpp/impl/grpc_library.h>
27
28 #include "test/core/util/test_config.h"
29 #include "test/cpp/microbenchmarks/helpers.h"
30 #include "test/cpp/util/test_config.h"
31
32 namespace grpc {
33 namespace testing {
34
BM_Alarm_Tag_Immediate(benchmark::State & state)35 static void BM_Alarm_Tag_Immediate(benchmark::State& state) {
36 CompletionQueue cq;
37 Alarm alarm;
38 void* output_tag;
39 bool ok;
40 auto deadline = grpc_timeout_seconds_to_deadline(0);
41 for (auto _ : state) {
42 alarm.Set(&cq, deadline, nullptr);
43 cq.Next(&output_tag, &ok);
44 }
45 }
46 BENCHMARK(BM_Alarm_Tag_Immediate);
47
48 } // namespace testing
49 } // namespace grpc
50
51 // Some distros have RunSpecifiedBenchmarks under the benchmark namespace,
52 // and others do not. This allows us to support both modes.
53 namespace benchmark {
RunTheBenchmarksNamespaced()54 void RunTheBenchmarksNamespaced() { RunSpecifiedBenchmarks(); }
55 } // namespace benchmark
56
main(int argc,char ** argv)57 int main(int argc, char** argv) {
58 grpc::testing::TestEnvironment env(&argc, argv);
59 LibraryInitializer libInit;
60 ::benchmark::Initialize(&argc, argv);
61 grpc::testing::InitTest(&argc, &argv, false);
62 benchmark::RunTheBenchmarksNamespaced();
63 return 0;
64 }
65