mirror of https://github.com/google/benchmark.git
48 lines
1.7 KiB
C++
48 lines
1.7 KiB
C++
#include <memory>
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#include "../src/check.h"
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#include "benchmark/benchmark.h"
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#include "output_test.h"
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class TestMemoryManager : public benchmark::MemoryManager {
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void Start() override {}
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void Stop(Result& result) override {
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result.num_allocs = 42;
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result.max_bytes_used = 42000;
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}
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};
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void BM_empty(benchmark::State& state) {
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for (auto _ : state) {
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auto iterations = double(state.iterations()) * double(state.iterations());
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benchmark::DoNotOptimize(iterations);
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}
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}
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BENCHMARK(BM_empty);
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ADD_CASES(TC_ConsoleOut, {{"^BM_empty %console_report$"}});
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ADD_CASES(TC_JSONOut, {{"\"name\": \"BM_empty\",$"},
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{"\"family_index\": 0,$", MR_Next},
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{"\"per_family_instance_index\": 0,$", MR_Next},
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{"\"run_name\": \"BM_empty\",$", MR_Next},
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{"\"run_type\": \"iteration\",$", MR_Next},
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{"\"repetitions\": 1,$", MR_Next},
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{"\"repetition_index\": 0,$", MR_Next},
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{"\"threads\": 1,$", MR_Next},
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{"\"iterations\": %int,$", MR_Next},
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{"\"real_time\": %float,$", MR_Next},
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{"\"cpu_time\": %float,$", MR_Next},
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{"\"time_unit\": \"ns\",$", MR_Next},
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{"\"allocs_per_iter\": %float,$", MR_Next},
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{"\"max_bytes_used\": 42000$", MR_Next},
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{"}", MR_Next}});
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ADD_CASES(TC_CSVOut, {{"^\"BM_empty\",%csv_report$"}});
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int main(int argc, char* argv[]) {
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std::unique_ptr<benchmark::MemoryManager> mm(new TestMemoryManager());
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benchmark::RegisterMemoryManager(mm.get());
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RunOutputTests(argc, argv);
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benchmark::RegisterMemoryManager(nullptr);
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}
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