hashmap-bench/main.cpp

#include <iostream>
#include <unordered_map>
#include <functional>
#include <fstream>

#include "./src/includes/aggregate_tests.h"




// typedef std::unordered_map<int,int> map;
// we can use ^ to switch the map implementations to that
// we can add some cli handling so we can specify which maps to tests (or all)
int main() {
    time_point<steady_clock> start_test = steady_clock::now();
    string_test(std::unordered_map<std::string, std::string>{}, 1); // process gets killed for sizes >35000
    int_test(std::unordered_map<int, int>{}, 1);
    time_point<steady_clock> end_test = steady_clock::now();
    std::cout << "1 run all tests 1 map: " << duration_cast<minutes>(end_test-start_test).count() << " minutes";
    // test takes 52 mins for 10 runs for one hashmap
    // so it'll take ~3 hours per map if we want 30 runs per test
    /* if the other maps have about the same operation times ************

    // maps to benchmark:
    1. Google dense_hash_map
    2. Google sparse_hash_map
    3. folly F14ValueMap
    4. folly F14NodeMap
    5. Tessil/ordered-map
    6. Tessil/array-hash
    7. Tessil/hopscotch-map
    8. Tessil/sparse-map/
    9. abseil node_hash_map
    10. abseil flat_hash_map
    11. Glib GHashTable
    12. Boost unordered_map
    13. Qt QHash
    14. skarupke/flat_hash_map
    15. greg7mdp/sparsepp
    16. greg7mdp /parallel-hashmap  (phmap::flat_hash_map and phmap::node_hash_map)
    17. emilk/emilib emilib::hashmap
    18. martinus robin_hood::unordered_node_map
    19. martinus/robin-hood-hashing/
    20. skarupke /flat_hash_map 
    */
    
}