64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
#include <fstream>
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#include <iostream>
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#include <set>
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#include "bm_common.h"
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using std::cerr;
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using std::endl;
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using std::set;
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using std::string;
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using std::vector;
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namespace cxxmph {
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bool UrlsBenchmark::SetUp() {
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vector<string> urls;
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std::ifstream f(urls_file_.c_str());
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if (!f.is_open()) {
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cerr << "Failed to open urls file " << urls_file_ << endl;
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return false;
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}
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string buffer;
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while(std::getline(f, buffer)) urls.push_back(buffer);
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set<string> unique(urls.begin(), urls.end());
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if (unique.size() != urls.size()) {
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cerr << "Input file has repeated keys." << endl;
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return false;
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}
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urls.swap(urls_);
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return true;
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}
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bool SearchUrlsBenchmark::SetUp() {
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if (!UrlsBenchmark::SetUp()) return false;
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random_.resize(nsearches_);
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for (int i = 0; i < nsearches_; ++i) {
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random_[i] = urls_[random() % urls_.size()];
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}
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return true;
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}
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bool Uint64Benchmark::SetUp() {
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set<uint64_t> unique;
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for (int i = 0; i < count_; ++i) {
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uint64_t v;
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do { v = random(); } while (unique.find(v) != unique.end());
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values_.push_back(v);
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unique.insert(v);
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}
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return true;
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}
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bool SearchUint64Benchmark::SetUp() {
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if (!Uint64Benchmark::SetUp()) return false;
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random_.resize(nsearches_);
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for (int i = 0; i < nsearches_; ++i) {
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uint32_t pos = random() % values_.size();
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random_[i] = values_[pos];
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}
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return true;
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}
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} // namespace cxxmph
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