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#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <unordered_map>
#include <clib/cstring.h>
#include <clib/cmap.h>
declare_CMap(ii, int64_t, int64_t);
declare_CVector_string(s);
int main()
{
clock_t before, difference;
CMap_ii map = cmap_initializer;
CMapEntry_ii* entry;
uint64_t checksum = 0, erased, get;
const size_t N = 50000000;
printf("Starting %llu\n", N);
//cmap_ii_reserve(&map, N * 1.25);
cmap_ii_clear(&map);
srand(123);
before = clock();
checksum = 0; erased = 0; get = 0;
for (size_t i = 0; i < N; ++i) {
int64_t rnd = rand();
int op = rand() >> 13;
switch (op) {
case 1:
checksum += ++cmap_ii_put(&map, rnd, i-1)->value;
break;
case 2:
entry = cmap_ii_get(map, rnd);
if (entry) {
++erased;
checksum += entry->value;
cmap_ii_erase(&map, rnd);
}
break;
case 3:
get += (cmap_ii_get(map, rnd) != NULL);
break;
}
}
difference = clock() - before;
printf("CMap_ii: size: %llu, time: %f, sum: %llu, erased: %llu, get %llu\n", cmap_size(map), 1.0 * difference / CLOCKS_PER_SEC, checksum, erased, get);
std::unordered_map<int64_t, int64_t> map2, map3;
std::unordered_map<int64_t, int64_t>::const_iterator iter;
//map2.reserve(N);
srand(123);
before = clock();
checksum = 0; erased = 0; get = 0;
for (size_t i = 0; i < N; ++i) {
int64_t rnd = rand();
int op = rand() >> 13;
switch (op) {
case 1:
checksum += ++(map2[rnd] = i-1);
break;
case 2:
iter = map2.find(rnd);
if (iter != map2.end()) {
++erased;
checksum += iter->second;
map2.erase(rnd);
}
break;
case 3:
get += (map2.find(rnd) != map2.end());
break;
}
}
difference = clock() - before;
printf("std::um: size: %llu, time: %f, sum: %llu, erased: %llu, get %llu\n", map2.size(), 1.0 * difference / CLOCKS_PER_SEC, checksum, erased, get);
cmap_ii_destroy(&map);
map2.clear();
}
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