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/************************************************************************
*
* Copyright (C) 2009-2025 IRCAD France
* Copyright (C) 2012-2019 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sight is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#include "field_helper_test.hpp"
#include <core/com/signal.hpp>
#include <core/com/signal.hxx>
#include <core/com/slot.hpp>
#include <core/com/slot.hxx>
#include <data/helper/field.hpp>
#include <data/string.hpp>
// Registers the fixture into the 'registry'
CPPUNIT_TEST_SUITE_REGISTRATION(sight::data::tools::ut::field_helper_test);
namespace sight::data::tools::ut
{
//------------------------------------------------------------------------------
void field_helper_test::setUp()
{
// Set up context before running a test.
}
//------------------------------------------------------------------------------
void field_helper_test::tearDown()
{
// Clean up after the test run.
}
//------------------------------------------------------------------------------
void field_helper_test::test_helper()
{
const std::string field_i_d1 = "FIELD_ID1";
const std::string field_i_d2 = "FIELD_ID2";
const std::string field_i_d3 = "FIELD_ID3";
data::object::sptr nullobj;
data::object::sptr obj = std::make_shared<data::string>();
data::object::sptr field_obj1 = std::make_shared<data::string>();
data::object::sptr field_obj2 = std::make_shared<data::string>();
data::object::sptr field_obj3 = std::make_shared<data::string>();
core::thread::worker::sptr worker = core::thread::worker::make();
// Setup to test notifications
unsigned int num_added_notif = 0;
std::mutex mutex;
std::condition_variable condition;
data::fields_container_t added_fields;
std::function<void(data::fields_container_t)> fn_add =
[&](data::fields_container_t _f)
{
{
std::unique_lock<std::mutex> lock(mutex);
++num_added_notif;
added_fields = _f;
}
condition.notify_one();
};
auto slot_added = core::com::new_slot(fn_add);
slot_added->set_worker(worker);
auto sig_added = obj->signal<data::object::added_fields_signal_t>(data::object::ADDED_FIELDS_SIG);
sig_added->connect(slot_added);
unsigned int num_removed_notif = 0;
data::fields_container_t removed_fields;
std::function<void(data::fields_container_t)> fn_remove =
[&](data::fields_container_t _f)
{
{
std::unique_lock<std::mutex> lock(mutex);
++num_removed_notif;
removed_fields = _f;
}
condition.notify_one();
};
auto slot_removed = core::com::new_slot(fn_remove);
slot_removed->set_worker(worker);
auto sig_removed = obj->signal<data::object::removed_fields_signal_t>(data::object::REMOVED_FIELDS_SIG);
sig_removed->connect(slot_removed);
unsigned int num_changed_notif = 0;
data::fields_container_t new_fields;
data::fields_container_t old_fields;
std::function<void(data::fields_container_t, data::fields_container_t)> fn_change =
[&](data::fields_container_t _new_f, data::fields_container_t _old_f)
{
{
std::unique_lock<std::mutex> lock(mutex);
++num_changed_notif;
new_fields = _new_f;
old_fields = _old_f;
}
condition.notify_one();
};
auto slot_changed = core::com::new_slot(fn_change);
slot_changed->set_worker(worker);
auto sig_changed = obj->signal<data::object::changed_fields_signal_t>(data::object::CHANGED_FIELDS_SIG);
sig_changed->connect(slot_changed);
auto clear_arrays = [&](){added_fields.clear(); removed_fields.clear(); new_fields.clear(); old_fields.clear();};
{
// Test set_field()
data::helper::field field_helper(obj);
field_helper.set_field(field_i_d1, field_obj1);
field_helper.set_field(field_i_d2, field_obj2);
CPPUNIT_ASSERT_EQUAL(std::size_t(2), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == field_obj1);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == field_obj2);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == nullobj);
}
{
// Check notification
std::unique_lock<std::mutex> lock(mutex);
condition.wait(lock, [&]{return num_added_notif == 1;});
CPPUNIT_ASSERT_EQUAL(std::size_t(2), added_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(0), removed_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(0), new_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(0), old_fields.size());
CPPUNIT_ASSERT(added_fields[field_i_d1] == field_obj1);
CPPUNIT_ASSERT(added_fields[field_i_d2] == field_obj2);
clear_arrays();
}
{
// Test set_fields()
data::object::field_map_t fields_with_obj1 = {{field_i_d1, field_obj3}};
data::helper::field field_helper(obj);
field_helper.set_fields(fields_with_obj1);
CPPUNIT_ASSERT_EQUAL(std::size_t(1), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == field_obj3);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == nullobj);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == nullobj);
}
{
// Check notification
std::unique_lock<std::mutex> lock(mutex);
condition.wait(lock, [&]{return num_removed_notif == 1 && num_changed_notif == 1;});
CPPUNIT_ASSERT_EQUAL(std::size_t(0), added_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), removed_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), new_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), old_fields.size());
CPPUNIT_ASSERT(removed_fields[field_i_d2] == field_obj2);
CPPUNIT_ASSERT(old_fields[field_i_d1] == field_obj1);
CPPUNIT_ASSERT(new_fields[field_i_d1] == field_obj3);
clear_arrays();
}
{
// Test replacement with set_field()
data::helper::field field_helper(obj);
field_helper.set_field(field_i_d1, field_obj2);
CPPUNIT_ASSERT_EQUAL(std::size_t(1), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == field_obj2);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == nullobj);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == nullobj);
// Notify explicitly, this should change nothing since the destructor skip it in this case
field_helper.notify();
}
{
// Check notification
std::unique_lock<std::mutex> lock(mutex);
condition.wait(lock, [&]{return num_changed_notif == 2;});
CPPUNIT_ASSERT_EQUAL(std::size_t(0), added_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(0), removed_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), new_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), old_fields.size());
CPPUNIT_ASSERT(old_fields[field_i_d1] == field_obj3);
CPPUNIT_ASSERT(new_fields[field_i_d1] == field_obj2);
clear_arrays();
}
{
// Test add(), addOrSwap() and remove()
data::helper::field field_helper(obj);
field_helper.add(field_i_d2, field_obj1);
CPPUNIT_ASSERT_EQUAL(std::size_t(2), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == field_obj2);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == field_obj1);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == nullobj);
field_helper.add_or_swap(field_i_d2, field_obj3);
CPPUNIT_ASSERT_EQUAL(std::size_t(2), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == field_obj2);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == field_obj3);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == nullobj);
field_helper.remove(field_i_d1);
CPPUNIT_ASSERT_EQUAL(std::size_t(1), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == nullobj);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == field_obj3);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == nullobj);
field_helper.add(field_i_d3, field_obj1);
CPPUNIT_ASSERT_EQUAL(std::size_t(2), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == nullobj);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == field_obj3);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == field_obj1);
}
{
// Check notification
std::unique_lock<std::mutex> lock(mutex);
condition.wait(lock, [&]{return num_added_notif == 2 && num_removed_notif == 2 && num_changed_notif == 3;});
CPPUNIT_ASSERT_EQUAL(std::size_t(2), added_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), removed_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), new_fields.size());
CPPUNIT_ASSERT_EQUAL(std::size_t(1), old_fields.size());
CPPUNIT_ASSERT(added_fields[field_i_d2] == field_obj1);
CPPUNIT_ASSERT(added_fields[field_i_d3] == field_obj1);
CPPUNIT_ASSERT(old_fields[field_i_d2] == field_obj1);
CPPUNIT_ASSERT(new_fields[field_i_d2] == field_obj3);
CPPUNIT_ASSERT(removed_fields[field_i_d1] == field_obj2);
clear_arrays();
}
{
// Test clear()
data::helper::field field_helper(obj);
field_helper.clear();
CPPUNIT_ASSERT_EQUAL(std::size_t(0), obj->get_fields().size());
CPPUNIT_ASSERT(obj->get_field(field_i_d1) == nullobj);
CPPUNIT_ASSERT(obj->get_field(field_i_d2) == nullobj);
CPPUNIT_ASSERT(obj->get_field(field_i_d3) == nullobj);
}
{
// Check notification
std::unique_lock<std::mutex> lock(mutex);
condition.wait(lock, [&]{return num_removed_notif == 3;});
CPPUNIT_ASSERT_EQUAL(std::size_t(2), removed_fields.size());
CPPUNIT_ASSERT(removed_fields[field_i_d2] == field_obj3);
CPPUNIT_ASSERT(removed_fields[field_i_d3] == field_obj1);
clear_arrays();
}
worker->stop();
}
//------------------------------------------------------------------------------
} // namespace sight::data::tools::ut
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