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- // Copyright (C) 2001-2003
- // William E. Kempf
- // Copyright (C) 2007 Anthony Williams
- //
- // Distributed under the Boost Software License, Version 1.0. (See accompanying
- // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- #include <iostream>
- #include <mutex>
- #include <boost/test/unit_test.hpp>
- #include <boost/fiber/all.hpp>
- boost::fibers::mutex check_mutex;
- boost::fibers::mutex fss_mutex;
- int fss_instances = 0;
- int fss_total = 0;
- struct fss_value_t {
- fss_value_t() {
- std::unique_lock<boost::fibers::mutex> lock(fss_mutex);
- ++fss_instances;
- ++fss_total;
- value = 0;
- }
- ~fss_value_t() {
- std::unique_lock<boost::fibers::mutex> lock(fss_mutex);
- --fss_instances;
- }
- int value;
- };
- boost::fibers::fiber_specific_ptr<fss_value_t> fss_value;
- void fss_fiber() {
- fss_value.reset(new fss_value_t());
- for (int i=0; i<1000; ++i) {
- int& n = fss_value->value;
- if (n != i) {
- std::unique_lock<boost::fibers::mutex> lock(check_mutex);
- BOOST_CHECK_EQUAL(n, i);
- }
- ++n;
- }
- }
- void fss() {
- fss_instances = 0;
- fss_total = 0;
- boost::fibers::fiber f1( boost::fibers::launch::post, fss_fiber);
- boost::fibers::fiber f2( boost::fibers::launch::post, fss_fiber);
- boost::fibers::fiber f3( boost::fibers::launch::post, fss_fiber);
- boost::fibers::fiber f4( boost::fibers::launch::post, fss_fiber);
- boost::fibers::fiber f5( boost::fibers::launch::post, fss_fiber);
- f1.join();
- f2.join();
- f3.join();
- f4.join();
- f5.join();
- std::cout
- << "fss_instances = " << fss_instances
- << "; fss_total = " << fss_total
- << "\n";
- std::cout.flush();
- BOOST_CHECK_EQUAL(fss_instances, 0);
- BOOST_CHECK_EQUAL(fss_total, 5);
- }
- void test_fss() {
- boost::fibers::fiber( boost::fibers::launch::post, fss).join();
- }
- bool fss_cleanup_called=false;
- struct Dummy {
- };
- void fss_custom_cleanup(Dummy* d) {
- delete d;
- fss_cleanup_called=true;
- }
- boost::fibers::fiber_specific_ptr<Dummy> fss_with_cleanup(fss_custom_cleanup);
- void fss_fiber_with_custom_cleanup() {
- fss_with_cleanup.reset(new Dummy);
- }
- void fss_with_custom_cleanup() {
- boost::fibers::fiber f( boost::fibers::launch::post, fss_fiber_with_custom_cleanup);
- try {
- f.join();
- } catch(...) {
- f.join();
- throw;
- }
- BOOST_CHECK(fss_cleanup_called);
- }
- void test_fss_with_custom_cleanup() {
- boost::fibers::fiber( boost::fibers::launch::post, fss_with_custom_cleanup).join();
- }
- Dummy* fss_object=new Dummy;
- void fss_fiber_with_custom_cleanup_and_release() {
- fss_with_cleanup.reset(fss_object);
- fss_with_cleanup.release();
- }
- void do_test_fss_does_no_cleanup_after_release() {
- fss_cleanup_called=false;
- boost::fibers::fiber f( boost::fibers::launch::post, fss_fiber_with_custom_cleanup_and_release);
- try {
- f.join();
- } catch(...) {
- f.join();
- throw;
- }
- BOOST_CHECK(!fss_cleanup_called);
- if(!fss_cleanup_called) {
- delete fss_object;
- }
- }
- struct dummy_class_tracks_deletions {
- static unsigned deletions;
- ~dummy_class_tracks_deletions() {
- ++deletions;
- }
- };
- unsigned dummy_class_tracks_deletions::deletions=0;
- boost::fibers::fiber_specific_ptr<dummy_class_tracks_deletions> fss_with_null_cleanup(NULL);
- void fss_fiber_with_null_cleanup(dummy_class_tracks_deletions* delete_tracker) {
- fss_with_null_cleanup.reset(delete_tracker);
- }
- void do_test_fss_does_no_cleanup_with_null_cleanup_function() {
- dummy_class_tracks_deletions* delete_tracker=new dummy_class_tracks_deletions;
- boost::fibers::fiber f( boost::fibers::launch::post, [&delete_tracker](){
- fss_fiber_with_null_cleanup( delete_tracker); });
- try {
- f.join();
- } catch(...) {
- f.join();
- throw;
- }
- BOOST_CHECK(!dummy_class_tracks_deletions::deletions);
- if(!dummy_class_tracks_deletions::deletions) {
- delete delete_tracker;
- }
- }
- void test_fss_does_no_cleanup_after_release() {
- boost::fibers::fiber( boost::fibers::launch::post, do_test_fss_does_no_cleanup_after_release).join();
- }
- void test_fss_does_no_cleanup_with_null_cleanup_function() {
- boost::fibers::fiber( boost::fibers::launch::post, do_test_fss_does_no_cleanup_with_null_cleanup_function).join();
- }
- void fiber_with_local_fss_ptr() {
- {
- boost::fibers::fiber_specific_ptr<Dummy> local_fss(fss_custom_cleanup);
- local_fss.reset(new Dummy);
- }
- BOOST_CHECK(fss_cleanup_called);
- fss_cleanup_called=false;
- }
- void fss_does_not_call_cleanup_after_ptr_destroyed() {
- boost::fibers::fiber( boost::fibers::launch::post, fiber_with_local_fss_ptr).join();
- BOOST_CHECK(!fss_cleanup_called);
- }
- void test_fss_does_not_call_cleanup_after_ptr_destroyed() {
- boost::fibers::fiber( boost::fibers::launch::post, fss_does_not_call_cleanup_after_ptr_destroyed).join();
- }
- void fss_cleanup_not_called_for_null_pointer() {
- boost::fibers::fiber_specific_ptr<Dummy> local_fss(fss_custom_cleanup);
- local_fss.reset(new Dummy);
- fss_cleanup_called=false;
- local_fss.reset(0);
- BOOST_CHECK(fss_cleanup_called);
- fss_cleanup_called=false;
- local_fss.reset(new Dummy);
- BOOST_CHECK(!fss_cleanup_called);
- }
- void test_fss_cleanup_not_called_for_null_pointer() {
- boost::fibers::fiber( boost::fibers::launch::post, fss_cleanup_not_called_for_null_pointer).join();
- }
- void fss_at_the_same_adress() {
- for(int i=0; i<2; i++) {
- boost::fibers::fiber_specific_ptr<Dummy> local_fss(fss_custom_cleanup);
- local_fss.reset(new Dummy);
- fss_cleanup_called=false;
- BOOST_CHECK(fss_cleanup_called);
- fss_cleanup_called=false;
- BOOST_CHECK(!fss_cleanup_called);
- }
- }
- void test_fss_at_the_same_adress() {
- boost::fibers::fiber( boost::fibers::launch::post, fss_at_the_same_adress).join();
- }
- boost::unit_test::test_suite* init_unit_test_suite(int, char*[]) {
- boost::unit_test::test_suite* test =
- BOOST_TEST_SUITE("Boost.Fiber: fss test suite");
- test->add(BOOST_TEST_CASE(test_fss));
- test->add(BOOST_TEST_CASE(test_fss_with_custom_cleanup));
- test->add(BOOST_TEST_CASE(test_fss_does_no_cleanup_after_release));
- test->add(BOOST_TEST_CASE(test_fss_does_no_cleanup_with_null_cleanup_function));
- test->add(BOOST_TEST_CASE(test_fss_does_not_call_cleanup_after_ptr_destroyed));
- test->add(BOOST_TEST_CASE(test_fss_cleanup_not_called_for_null_pointer));
- return test;
- }
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