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/*
* Copyright © Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 or 3 as
* published by the Free Software Foundation.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "src/server/input/default_event_builder.h"
#include "mir/test/doubles/advanceable_clock.h"
#include "mir/test/fake_shared.h"
#include <gtest/gtest.h>
#include <gmock/gmock.h>
namespace mi = mir::input;
namespace mev = mir::events;
namespace mt = mir::test;
namespace mtd = mt::doubles;
using namespace ::testing;
using namespace std::chrono_literals;
namespace
{
struct DefaultEventBuilder : public Test
{
mtd::AdvanceableClock clock{{}};
mir::input::DefaultEventBuilder builder{
0,
mt::fake_shared(clock)};
auto event_timestamp(std::optional<std::chrono::nanoseconds> timestamp) -> std::chrono::nanoseconds
{
auto const ev = builder.key_event(timestamp, mir_keyboard_action_down, 0, 0);
return std::chrono::nanoseconds{mir_input_event_get_event_time(mir_event_get_input_event(ev.get()))};
}
};
}
TEST_F(DefaultEventBuilder, when_no_timestamp_is_given_then_clock_timestamp_is_used)
{
clock.advance_by(12s);
EXPECT_THAT(event_timestamp(std::nullopt), Eq(12s));
}
TEST_F(DefaultEventBuilder, when_no_timestamp_is_given_then_clock_timestamp_is_updated_and_used)
{
clock.advance_by(12s);
event_timestamp(std::nullopt);
clock.advance_by(2s);
EXPECT_THAT(event_timestamp(std::nullopt), Eq(14s));
}
TEST_F(DefaultEventBuilder, when_timestamp_matches_clock_then_correct_timestamp_used)
{
clock.advance_by(12s);
EXPECT_THAT(event_timestamp(12s), Eq(12s));
}
TEST_F(DefaultEventBuilder, when_timestamp_is_slightly_older_than_clock_then_given_timestamp_is_used)
{
clock.advance_by(12s);
EXPECT_THAT(event_timestamp(12s - 10ms), Eq(12s - 10ms));
}
TEST_F(DefaultEventBuilder, when_timestamp_is_slightly_newer_than_clock_then_clock_timestamp_is_used)
{
clock.advance_by(12s);
EXPECT_THAT(event_timestamp(12s + 10ms), Eq(12s));
}
TEST_F(DefaultEventBuilder, when_timestamp_is_much_older_than_clock_then_clock_timestamp_is_used)
{
clock.advance_by(400s);
EXPECT_THAT(event_timestamp(20s), Eq(400s));
}
TEST_F(DefaultEventBuilder, when_timestamp_is_much_older_than_clock_repeatedly_then_clock_timestamp_is_used)
{
clock.advance_by(400s);
event_timestamp(20s);
clock.advance_by(2s);
EXPECT_THAT(event_timestamp(22s - 10ms), Eq(402s));
}
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