mirror of
https://github.com/ton-blockchain/ton
synced 2025-03-09 15:40:10 +00:00
117 lines
3 KiB
C++
117 lines
3 KiB
C++
/*
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This file is part of TON Blockchain Library.
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TON Blockchain Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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TON Blockchain Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with TON Blockchain Library. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2017-2020 Telegram Systems LLP
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*/
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#include "td/utils/common.h"
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#include "td/utils/SharedObjectPool.h"
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#include "td/utils/tests.h"
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#include <memory>
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TEST(AtomicRefCnt, simple) {
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td::detail::AtomicRefCnt cnt{0};
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cnt.inc();
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cnt.inc();
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CHECK(!cnt.dec());
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cnt.inc();
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CHECK(!cnt.dec());
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CHECK(cnt.dec());
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cnt.inc();
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CHECK(cnt.dec());
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}
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template <class T, class D>
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using Ptr = td::detail::SharedPtr<T, D>;
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class Deleter {
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public:
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template <class T>
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void operator()(T *t) {
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std::default_delete<T>()(t);
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was_delete() = true;
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}
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static bool &was_delete() {
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static bool flag = false;
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return flag;
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}
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};
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TEST(SharedPtr, simple) {
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CHECK(!Deleter::was_delete());
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Ptr<std::string, Deleter> ptr = Ptr<std::string, Deleter>::create("hello");
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auto ptr2 = ptr;
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CHECK(*ptr == "hello");
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CHECK(*ptr2 == "hello");
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ptr.reset();
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CHECK(*ptr2 == "hello");
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CHECK(ptr.empty());
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Ptr<std::string, Deleter> ptr3 = std::move(ptr2);
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CHECK(ptr2.empty());
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CHECK(*ptr3 == "hello");
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ptr = ptr3;
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CHECK(*ptr3 == "hello");
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ptr3.reset();
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CHECK(*ptr == "hello");
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ptr2 = std::move(ptr);
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CHECK(ptr.empty());
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CHECK(*ptr2 == "hello");
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#if TD_CLANG
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wunknown-pragmas"
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#pragma clang diagnostic ignored "-Wunknown-warning-option"
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#pragma clang diagnostic ignored "-Wself-assign-overloaded"
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#endif
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ptr2 = ptr2;
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#if TD_CLANG
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#pragma clang diagnostic pop
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#endif
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CHECK(*ptr2 == "hello");
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CHECK(!Deleter::was_delete());
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ptr2.reset();
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CHECK(Deleter::was_delete());
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CHECK(ptr2.empty());
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}
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TEST(SharedObjectPool, simple) {
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class Node {
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public:
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Node() {
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cnt()++;
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};
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~Node() {
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cnt()--;
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}
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static int &cnt() {
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static int cnt_ = 0;
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return cnt_;
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}
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};
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{
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td::SharedObjectPool<Node> pool;
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{ auto ptr1 = pool.alloc(); }
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{ auto ptr2 = pool.alloc(); }
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{ auto ptr3 = pool.alloc(); }
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{ auto ptr4 = pool.alloc(); }
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{ auto ptr5 = pool.alloc(); }
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CHECK(Node::cnt() == 0);
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CHECK(pool.total_size() == 1);
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CHECK(pool.calc_free_size() == 1);
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{ auto ptr6 = pool.alloc(), ptr7 = pool.alloc(), ptr8 = pool.alloc(); }
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CHECK(pool.total_size() == 3);
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CHECK(pool.calc_free_size() == 3);
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}
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CHECK(Node::cnt() == 0);
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}
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