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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 <miral/magnifier.h>
#include <mir/server.h>
#include <mir/compositor/scene.h>
#include <mir/compositor/scene_element.h>
#include <mir/graphics/renderable.h>
#include <miral/test_server.h>
#include <gtest/gtest.h>
#include <gmock/gmock.h>
#include <glm/gtc/matrix_transform.hpp>
namespace mtf = mir_test_framework;
using namespace testing;
using namespace miral;
class MagnifierTest : public TestServer
{
public:
MagnifierTest()
{
start_server_in_setup = false;
add_to_environment("MIR_SERVER_PLATFORM_DISPLAY_LIBS", "mir:virtual");
add_to_environment("MIR_SERVER_VIRTUAL_OUTPUT", "800x600");
}
void SetUp() override
{
TestServer::SetUp();
add_server_init(magnifier);
}
Magnifier magnifier;
};
TEST_F(MagnifierTest, magnifier_disabled_by_default)
{
add_start_callback([&]
{
auto const scene = server().the_scene();
auto const elements = scene->scene_elements_for(this);
EXPECT_THAT(elements.size(), Eq(0));
});
start_server();
}
TEST_F(MagnifierTest, can_start_enabled)
{
magnifier.enable(true);
add_start_callback([&]
{
auto const scene = server().the_scene();
auto const elements = scene->scene_elements_for(this);
EXPECT_THAT(elements.size(), Eq(1));
});
start_server();
}
TEST_F(MagnifierTest, magnification_results_in_scaled_transform)
{
magnifier.magnification(2.f);
magnifier.enable(true);
add_start_callback([&]
{
auto const scene = server().the_scene();
auto const elements = scene->scene_elements_for(this);
EXPECT_THAT(elements.size(), Eq(1));
auto const expected = glm::scale(glm::mat4(1.0), glm::vec3(2, 2, 1));
EXPECT_THAT(elements.at(0)->renderable()->transformation(), Eq(expected));
});
start_server();
}
TEST_F(MagnifierTest, can_set_capture_size)
{
magnifier.capture_size(Size(500, 500));
magnifier.enable(true);
add_start_callback([&]
{
auto const scene = server().the_scene();
auto const elements = scene->scene_elements_for(this);
EXPECT_THAT(elements.size(), Eq(1));
EXPECT_THAT(elements.at(0)->renderable()->screen_position().size, Eq(Size(500, 500)));
});
start_server();
}
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