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/*
* This file is open source software, licensed to you under the terms
* of the Apache License, Version 2.0 (the "License"). See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. You may not use this file except in compliance with the License.
*
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/*
* Copyright (C) 2015 Cloudius Systems, Ltd.
*/
#include <seastar/testing/test_case.hh>
#include <seastar/testing/thread_test_case.hh>
#include <seastar/core/distributed.hh>
#include <seastar/core/shared_ptr.hh>
#include <seastar/core/thread.hh>
#include <seastar/core/sleep.hh>
#include <iostream>
using namespace seastar;
namespace seastar {
extern logger seastar_logger;
}
SEASTAR_TEST_CASE(make_foreign_ptr_from_lw_shared_ptr) {
auto p = make_foreign(make_lw_shared<sstring>("foo"));
BOOST_REQUIRE(p->size() == 3);
return make_ready_future<>();
}
SEASTAR_TEST_CASE(make_foreign_ptr_from_shared_ptr) {
auto p = make_foreign(make_shared<sstring>("foo"));
BOOST_REQUIRE(p->size() == 3);
return make_ready_future<>();
}
SEASTAR_TEST_CASE(foreign_ptr_copy_test) {
return seastar::async([] {
auto ptr = make_foreign(make_shared<sstring>("foo"));
BOOST_REQUIRE(ptr->size() == 3);
auto ptr2 = ptr.copy().get();
BOOST_REQUIRE(ptr2->size() == 3);
});
}
SEASTAR_TEST_CASE(foreign_ptr_get_test) {
auto p = make_foreign(std::make_unique<sstring>("foo"));
BOOST_REQUIRE_EQUAL(p.get(), &*p);
return make_ready_future<>();
};
SEASTAR_TEST_CASE(foreign_ptr_release_test) {
auto p = make_foreign(std::make_unique<sstring>("foo"));
auto raw_ptr = p.get();
BOOST_REQUIRE(bool(p));
BOOST_REQUIRE(p->size() == 3);
auto released_p = p.release();
BOOST_REQUIRE(!bool(p));
BOOST_REQUIRE(released_p->size() == 3);
BOOST_REQUIRE_EQUAL(raw_ptr, released_p.get());
return make_ready_future<>();
}
SEASTAR_TEST_CASE(foreign_ptr_reset_test) {
auto fp = make_foreign(std::make_unique<sstring>("foo"));
BOOST_REQUIRE(bool(fp));
BOOST_REQUIRE(fp->size() == 3);
fp.reset(std::make_unique<sstring>("foobar"));
BOOST_REQUIRE(bool(fp));
BOOST_REQUIRE(fp->size() == 6);
fp.reset();
BOOST_REQUIRE(!bool(fp));
return make_ready_future<>();
}
class dummy {
unsigned _cpu;
public:
dummy() : _cpu(this_shard_id()) { }
~dummy() { BOOST_REQUIRE_EQUAL(_cpu, this_shard_id()); }
};
SEASTAR_TEST_CASE(foreign_ptr_cpu_test) {
if (smp::count == 1) {
std::cerr << "Skipping multi-cpu foreign_ptr tests. Run with --smp=2 to test multi-cpu delete and reset.";
return make_ready_future<>();
}
using namespace std::chrono_literals;
return seastar::async([] {
auto p = smp::submit_to(1, [] {
return make_foreign(std::make_unique<dummy>());
}).get();
p.reset(std::make_unique<dummy>());
}).then([] {
// Let ~foreign_ptr() take its course. RIP dummy.
return seastar::sleep(100ms);
});
}
SEASTAR_TEST_CASE(foreign_ptr_move_assignment_test) {
if (smp::count == 1) {
std::cerr << "Skipping multi-cpu foreign_ptr tests. Run with --smp=2 to test multi-cpu delete and reset.";
return make_ready_future<>();
}
using namespace std::chrono_literals;
return seastar::async([] {
auto p = smp::submit_to(1, [] {
return make_foreign(std::make_unique<dummy>());
}).get();
p = foreign_ptr<std::unique_ptr<dummy>>();
}).then([] {
// Let ~foreign_ptr() take its course. RIP dummy.
return seastar::sleep(100ms);
});
}
SEASTAR_THREAD_TEST_CASE(foreign_ptr_destroy_test) {
if (smp::count == 1) {
std::cerr << "Skipping multi-cpu foreign_ptr tests. Run with --smp=2 to test multi-cpu delete and reset.";
return;
}
using namespace std::chrono_literals;
std::vector<promise<bool>> done;
done.resize(smp::count);
struct deferred {
std::vector<promise<bool>>& done;
deferred(std::vector<promise<bool>>& done_)
: done(done_)
{}
~deferred() {
seastar_logger.info("~deferred");
internal::run_in_background([&done = done, shard = this_shard_id()] {
return smp::submit_to(0, [&done, shard] {
done[shard].set_value(true);
done[shard ^ 1].set_value(false);
});
});
}
};
auto val = smp::submit_to(1, [&] () mutable {
return make_foreign(std::make_unique<deferred>(done));
}).get();
val.destroy().get();
BOOST_REQUIRE_EQUAL(done[1].get_future().get(), true);
BOOST_REQUIRE_EQUAL(done[0].get_future().get(), false);
}
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