6be2399ad1
Reviewers: florijan, buda Reviewed By: buda Subscribers: pullbot Differential Revision: https://phabricator.memgraph.io/D146
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
#include "common.h"
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constexpr size_t THREADS_NO = std::min(max_no_threads, 8);
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constexpr size_t elems_per_thread = 100000;
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// TODO: document the test
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// This test checks insert_unique method under pressure.
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// Threads will try to insert keys in the same order.
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// This will force threads to compete intensly with each other.
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// Test checks for missing data and changed/overwriten data.
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int main() {
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init_log();
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memory_check(THREADS_NO, [] {
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map_t skiplist;
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auto futures = run<std::vector<size_t>>(
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THREADS_NO, skiplist, [](auto acc, auto index) {
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long long downcount = elems_per_thread;
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std::vector<size_t> owned;
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auto inserter =
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insert_try<size_t, size_t, map_t>(acc, downcount, owned);
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wfor-loop-analysis"
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for (int i = 0; downcount > 0; i++) {
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inserter(i, index);
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}
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#pragma GCC diagnostic pop
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check_present_same<map_t>(acc, index, owned);
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return owned;
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});
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auto accessor = skiplist.access();
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for (auto &owned : collect(futures)) {
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check_present_same<map_t>(accessor, owned);
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}
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check_size<map_t>(accessor, THREADS_NO * elems_per_thread);
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check_order<map_t>(accessor);
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});
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}
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