mirror of https://github.com/google/benchmark.git
redo filter test
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@ -13,25 +13,30 @@ endmacro(compile_benchmark_test)
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# Demonstration executable
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compile_benchmark_test(benchmark_test)
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add_test(benchmark benchmark_test --benchmark_min_time=0.1)
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add_test(benchmark benchmark_test --benchmark_min_time=0.01)
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compile_benchmark_test(filter_test)
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add_test(filter_simple filter_test --benchmark_filter=Calculate 16)
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add_test(filter_suffix filter_test --benchmark_filter=Calculate* 16)
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add_test(filter_regex_all filter_test --benchmark_filter=.* 16)
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add_test(filter_regex_blank filter_test --benchmark_filter= 16)
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add_test(filter_regex_none filter_test --benchmark_filter=monkey 0)
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add_test(filter_regex_wildcard filter_test --benchmark_filter=.*Calculate.* 16)
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add_test(filter_regex_begin filter_test --benchmark_filter=^BM_Calculate.* 16)
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add_test(filter_regex_end filter_test --benchmark_filter=.*Pi$ 8)
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macro(add_filter_test name filter expect)
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add_test(${name} filter_test --benchmark_min_time=0.01 --benchmark_filter=${filter} ${expect})
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endmacro(add_filter_test)
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add_filter_test(filter_simple "Foo" 3)
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add_filter_test(filter_suffix "BM_.*" 4)
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add_filter_test(filter_regex_all ".*" 5)
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add_filter_test(filter_regex_blank "" 5)
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add_filter_test(filter_regex_none "monkey" 0)
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add_filter_test(filter_regex_wildcard ".*Foo.*" 3)
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add_filter_test(filter_regex_begin "^BM_.*" 4)
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add_filter_test(filter_regex_begin2 "^N" 1)
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add_filter_test(filter_regex_end ".*Ba$" 1)
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compile_benchmark_test(options_test)
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add_test(options_benchmarks options_test)
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add_test(options_benchmarks options_test --benchmark_min_time=0.01)
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compile_benchmark_test(basic_test)
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add_test(basic_benchmark basic_test)
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add_test(basic_benchmark basic_test --benchmark_min_time=0.01)
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compile_benchmark_test(cxx03_test)
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set_target_properties(cxx03_test
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PROPERTIES COMPILE_FLAGS "${CXX03_FLAGS}")
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add_test(cxx03 cxx03_test)
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add_test(cxx03 cxx03_test --benchmark_min_time=0.01)
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@ -11,16 +11,6 @@
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namespace {
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double CalculatePi(int depth) {
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double pi = 0.0;
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for (int i = 0; i < depth; ++i) {
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double numerator = static_cast<double>(((i % 2) * 2) - 1);
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double denominator = static_cast<double>((2 * i) - 1);
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pi += numerator / denominator;
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}
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return (pi - 1.0) * 4;
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}
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class TestReporter : public benchmark::ConsoleReporter {
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public:
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virtual bool ReportContext(const Context& context) {
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@ -46,32 +36,40 @@ class TestReporter : public benchmark::ConsoleReporter {
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} // end namespace
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static void BM_CalculatePiRange(benchmark::State& state) {
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double pi = 0.0;
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while (state.KeepRunning())
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pi = CalculatePi(state.range_x());
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std::stringstream ss;
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ss << pi;
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state.SetLabel(ss.str());
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}
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BENCHMARK_RANGE(BM_CalculatePiRange, 1, 1024 * 1024);
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static void BM_CalculatePi(benchmark::State& state) {
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static const int depth = 1024;
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double pi BENCHMARK_UNUSED = 0.0;
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while (state.KeepRunning()) {
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pi = CalculatePi(depth);
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}
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static void NoPrefix(benchmark::State& state) {
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while (state.KeepRunning()) {}
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}
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BENCHMARK(BM_CalculatePi)->Threads(8);
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BENCHMARK(BM_CalculatePi)->ThreadRange(1, 32);
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BENCHMARK(BM_CalculatePi)->ThreadPerCpu();
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BENCHMARK(NoPrefix);
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static void BM_Foo(benchmark::State& state) {
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while (state.KeepRunning()) {}
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}
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BENCHMARK(BM_Foo);
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static void BM_Bar(benchmark::State& state) {
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while (state.KeepRunning()) {}
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}
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BENCHMARK(BM_Bar);
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static void BM_FooBar(benchmark::State& state) {
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while (state.KeepRunning()) {}
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}
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BENCHMARK(BM_FooBar);
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static void BM_FooBa(benchmark::State& state) {
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while (state.KeepRunning()) {}
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}
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BENCHMARK(BM_FooBa);
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int main(int argc, const char* argv[]) {
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benchmark::Initialize(&argc, argv);
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assert(std::fabs(CalculatePi(1)) < std::numeric_limits<float>::epsilon());
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TestReporter test_reporter;
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benchmark::RunSpecifiedBenchmarks(&test_reporter);
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