1#include <memory>
2
3#include "../src/check.h"
4#include "benchmark/benchmark.h"
5#include "output_test.h"
6
7class TestMemoryManager : public benchmark::MemoryManager {
8  void Start() {}
9  void Stop(Result* result) {
10    result->num_allocs = 42;
11    result->max_bytes_used = 42000;
12  }
13};
14
15void BM_empty(benchmark::State& state) {
16  for (auto _ : state) {
17    benchmark::DoNotOptimize(state.iterations());
18  }
19}
20BENCHMARK(BM_empty);
21
22ADD_CASES(TC_ConsoleOut, {{"^BM_empty %console_report$"}});
23ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_empty\",$"},
24                       {"\"run_name\": \"BM_empty\",$", MR_Next},
25                       {"\"run_type\": \"iteration\",$", MR_Next},
26                       {"\"iterations\": %int,$", MR_Next},
27                       {"\"real_time\": %float,$", MR_Next},
28                       {"\"cpu_time\": %float,$", MR_Next},
29                       {"\"time_unit\": \"ns\",$", MR_Next},
30                       {"\"allocs_per_iter\": %float,$", MR_Next},
31                       {"\"max_bytes_used\": 42000$", MR_Next},
32                       {"}", MR_Next}});
33ADD_CASES(TC_CSVOut, {{"^\"BM_empty\",%csv_report$"}});
34
35
36int main(int argc, char *argv[]) {
37  std::unique_ptr<benchmark::MemoryManager> mm(new TestMemoryManager());
38
39  benchmark::RegisterMemoryManager(mm.get());
40  RunOutputTests(argc, argv);
41  benchmark::RegisterMemoryManager(nullptr);
42}
43