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/************************************************************************
*
* Copyright (C) 2022-2025 IRCAD France
*
* 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 "core/timer.hpp"
#include <doctest/doctest.h>
#include <array>
#include <thread>
enum class comparison : std::uint8_t
{
eq,
ge
};
struct test_data
{
double time;
bool start;
bool wait;
bool stop;
comparison comp;
int reset;
sight::core::clock::type (sight::core::timer::* get_elapsed_time_in_x)() const;
};
TEST_SUITE("sight::core::timer")
{
TEST_CASE("get_time")
{
const std::array data {
test_data {.time = 1, .start = true, .wait = true, .stop = true, .comp = comparison::ge,
.reset = -1,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_sec
},
test_data {.time = 1000, .start = true, .wait = true, .stop = true, .comp = comparison::ge,
.reset = -1,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_milli_sec
},
test_data {.time = 1000000, .start = true, .wait = true, .stop = true,
.comp = comparison::ge, .reset = -1,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_micro_sec
},
test_data {.time = 1, .start = true, .wait = true, .stop = true, .comp = comparison::ge,
.reset = 0,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_sec
},
test_data {.time = 1000, .start = true, .wait = true, .stop = true, .comp = comparison::ge,
.reset = 0,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_milli_sec
},
test_data {.time = 1000000, .start = true, .wait = true, .stop = true,
.comp = comparison::ge, .reset = 0,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_micro_sec
},
test_data {.time = 1, .start = true, .wait = true, .stop = false, .comp = comparison::ge,
.reset = -1,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_sec
},
test_data {.time = 1000, .start = true, .wait = true, .stop = false,
.comp = comparison::ge, .reset = -1,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_milli_sec
},
test_data {.time = 1000000, .start = true, .wait = true, .stop = false,
.comp = comparison::ge, .reset = -1,
.get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_micro_sec
},
test_data {.time = 1, .start = false, .wait = false, .stop = false, .comp = comparison::eq,
.reset = 1000000, .get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_sec
},
test_data {.time = 1000, .start = false, .wait = false, .stop = false, .comp = comparison::eq,
.reset = 1000000, .get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_milli_sec
},
test_data {.time = 1000000, .start = false, .wait = false, .stop = false, .comp = comparison::eq,
.reset = 1000000, .get_elapsed_time_in_x = &sight::core::timer::get_elapsed_time_in_micro_sec
}
};
for(const auto& d : data)
{
const double time = d.time;
sight::core::timer timer;
if(d.start)
{
timer.start();
}
if(d.reset > -1)
{
timer.reset(d.reset);
}
if(d.wait)
{
std::this_thread::sleep_for(std::chrono::seconds(1));
}
if(d.stop)
{
timer.stop();
}
if(d.comp == comparison::eq)
{
CHECK((timer.*d.get_elapsed_time_in_x)() == time);
}
else if(d.comp == comparison::ge)
{
CHECK((timer.*d.get_elapsed_time_in_x)() >= time);
}
}
}
TEST_CASE("cumulative_time")
{
sight::core::timer t;
t.start();
std::this_thread::sleep_for(std::chrono::milliseconds(100));
t.stop();
const auto elapsed1 = t.get_elapsed_time_in_milli_sec();
t.start();
std::this_thread::sleep_for(std::chrono::milliseconds(100));
t.stop();
const auto elapsed2 = t.get_elapsed_time_in_milli_sec();
CHECK(elapsed2 >= 200.0);
CHECK(elapsed2 >= elapsed1);
}
}
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