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// SPDX-License-Identifier: BSD-3-Clause
/* Copyright 2019-2020, Intel Corporation */
/*
* concurrent_hash_map_tx.cpp -- pmem::obj::experimental::concurrent_map test
*
*/
#include "unittest.hpp"
#include <libpmemobj++/make_persistent.hpp>
#include <libpmemobj++/p.hpp>
#include <libpmemobj++/persistent_ptr.hpp>
#include <libpmemobj++/pool.hpp>
#include <array>
#include <iterator>
#include <thread>
#include <vector>
#include <libpmemobj++/experimental/concurrent_map.hpp>
#define LAYOUT "concurrent_map"
namespace nvobj = pmem::obj;
typedef nvobj::experimental::concurrent_map<nvobj::p<int>, nvobj::p<int>>
persistent_map_type;
struct root {
nvobj::persistent_ptr<persistent_map_type> map;
nvobj::persistent_ptr<persistent_map_type> map2;
};
/*
* It verifies that f() throws transaction_scope_error exception.
*/
void
assert_tx_exception(std::function<void(void)> f)
{
bool exception_thrown = false;
try {
f();
UT_ASSERT(0);
} catch (pmem::transaction_scope_error &) {
exception_thrown = true;
} catch (std::exception &e) {
UT_FATALexc(e);
}
UT_ASSERT(exception_thrown);
}
void
test_tx_exception(nvobj::pool<root> &pop)
{
pmem::obj::transaction::run(pop, [&] {
pop.root()->map = nvobj::make_persistent<persistent_map_type>();
});
using value_type = typename persistent_map_type::value_type;
using key_type = typename persistent_map_type::key_type;
auto map = pop.root()->map;
map->runtime_initialize();
pmem::obj::transaction::run(pop, [&] {
value_type v(0, 0);
assert_tx_exception([&] { (void)map->insert(v); });
assert_tx_exception(
[&] { (void)map->insert(std::pair<int, int>(0, 0)); });
assert_tx_exception(
[&] { (void)map->insert(value_type(0, 0)); });
assert_tx_exception([&] {
(void)map->insert(map->end(), value_type(0, 0));
});
assert_tx_exception([&] {
(void)map->insert(map->end(),
std::pair<int, int>(0, 0));
});
std::array<persistent_map_type::value_type, 2> arr{
persistent_map_type::value_type{0, 0},
persistent_map_type::value_type{1, 1}};
assert_tx_exception(
[&] { (void)map->insert(arr.begin(), arr.end()); });
assert_tx_exception([&] {
(void)map->insert(
{persistent_map_type::value_type{0, 0},
persistent_map_type::value_type{1, 1}});
});
assert_tx_exception([&] { (void)map->emplace(0, 0); });
assert_tx_exception(
[&] { (void)map->emplace_hint(map->end(), 0, 0); });
key_type k(0);
assert_tx_exception([&] { (void)map->try_emplace(k, 0); });
assert_tx_exception(
[&] { (void)map->try_emplace(key_type(0), 0); });
assert_tx_exception([&] { (void)map->try_emplace(0, 0); });
assert_tx_exception([&] { (void)map->unsafe_erase(0); });
assert_tx_exception(
[&] { (void)map->unsafe_erase(map->begin()); });
assert_tx_exception([&] {
(void)map->unsafe_erase(map->begin(), map->end());
});
});
pmem::obj::transaction::run(pop, [&] {
pmem::obj::delete_persistent<persistent_map_type>(map);
});
}
void
verify_elements(nvobj::pool<root> &pop, int number_of_inserts)
{
auto map = pop.root()->map;
auto map2 = pop.root()->map2;
for (int i = 0; i < number_of_inserts; i++) {
auto it = map->find(i);
auto it2 = map2->find(i);
UT_ASSERT(it->second == i);
UT_ASSERT(it2->second == i + 1);
}
}
static void
test(int argc, char *argv[])
{
if (argc < 2) {
UT_FATAL("usage: %s file-name", argv[0]);
}
const char *path = argv[1];
nvobj::pool<root> pop;
try {
pop = nvobj::pool<root>::create(
path, LAYOUT, PMEMOBJ_MIN_POOL * 20, S_IWUSR | S_IRUSR);
} catch (pmem::pool_error &pe) {
UT_FATAL("!pool::create: %s %s", pe.what(), path);
}
test_tx_exception(pop);
pop.close();
}
int
main(int argc, char *argv[])
{
return run_test([&] { test(argc, argv); });
}
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