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Copy pathharness.cpp
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78 lines (69 loc) · 2.17 KB
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//-----------------------------------------------------------------------------
// Our harness for running benchmarks.
//
// Copyright 2016 whitequark
//-----------------------------------------------------------------------------
#include "solvespace.h"
static bool RunBenchmark(std::function<void()> setupFn,
std::function<bool()> benchFn,
std::function<void()> teardownFn,
size_t minIter = 5, double minTime = 5.0) {
// Warmup
setupFn();
if(!benchFn()) {
fprintf(stderr, "Benchmark failed\n");
return false;
}
teardownFn();
// Benchmark
size_t iter = 0;
double time = 0.0;
while(iter < minIter || time < minTime) {
setupFn();
auto testStartTime = std::chrono::steady_clock::now();
benchFn();
auto testEndTime = std::chrono::steady_clock::now();
teardownFn();
std::chrono::duration<double> testTime = testEndTime - testStartTime;
time += testTime.count();
iter += 1;
}
// Report
fprintf(stdout, "Iterations: %zd\n", iter);
fprintf(stdout, "Time: %.3f s\n", time);
fprintf(stdout, "Per iter.: %.3f s\n", time / (double)iter);
return true;
}
int main(int argc, char **argv) {
std::vector<std::string> args = Platform::InitCli(argc, argv);
std::string mode;
Platform::Path filename;
if(args.size() == 3) {
mode = args[1];
filename = Platform::Path::From(args[2]);
} else {
fprintf(stderr, "Usage: %s [mode] [filename]\n", args[0].c_str());
fprintf(stderr, "Mode can be one of: load.\n");
return 1;
}
bool result = false;
if(mode == "load") {
result = RunBenchmark(
[] {
SS.Init();
},
[&] {
if(!SS.LoadFromFile(filename))
return false;
SS.AfterNewFile();
return true;
},
[] {
SK.Clear();
SS.Clear();
});
} else {
fprintf(stderr, "Unknown mode \"%s\"\n", mode.c_str());
}
return (result == true ? 0 : 1);
}