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kwin/autotests/test_screens.cpp
Vlad Zahorodnii 6adfe3064f Drop Platform::createScreens() 
Since the Screens class is a convenience wrapper around AbstractOutput
objects that come from the Platform, it should not be platform-specific.

By dropping createScreens(), output-related code becomes simpler.
2020-12-21 09:20:16 +00:00

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/*
KWin - the KDE window manager
This file is part of the KDE project.
SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "mock_workspace.h"
#include "../cursor.h"
#include "mock_screens.h"
#include "mock_x11client.h"
// frameworks
#include <KConfigGroup>
// Qt
#include <QtTest>
Q_LOGGING_CATEGORY(KWIN_CORE, "kwin_core")
// Mock
class TestScreens : public QObject
{
Q_OBJECT
private Q_SLOTS:
void init();
void testCurrentFollowsMouse();
void testReconfigure_data();
void testReconfigure();
void testSize_data();
void testSize();
void testCount();
void testIntersecting_data();
void testIntersecting();
void testCurrent_data();
void testCurrent();
void testCurrentClient();
void testCurrentWithFollowsMouse_data();
void testCurrentWithFollowsMouse();
void testCurrentPoint_data();
void testCurrentPoint();
};
void TestScreens::init()
{
KWin::Cursors::self()->setMouse(new KWin::Cursor(this));
}
void TestScreens::testCurrentFollowsMouse()
{
KWin::MockWorkspace ws;
KWin::Screens *screens = KWin::Screens::create(&ws);
QVERIFY(!screens->isCurrentFollowsMouse());
screens->setCurrentFollowsMouse(true);
QVERIFY(screens->isCurrentFollowsMouse());
// setting to same should not do anything
screens->setCurrentFollowsMouse(true);
QVERIFY(screens->isCurrentFollowsMouse());
// setting back to other value
screens->setCurrentFollowsMouse(false);
QVERIFY(!screens->isCurrentFollowsMouse());
// setting to same should not do anything
screens->setCurrentFollowsMouse(false);
QVERIFY(!screens->isCurrentFollowsMouse());
}
void TestScreens::testReconfigure_data()
{
QTest::addColumn<QString>("focusPolicy");
QTest::addColumn<bool>("expectedDefault");
QTest::addColumn<bool>("setting");
QTest::newRow("ClickToFocus") << QStringLiteral("ClickToFocus") << false << true;
QTest::newRow("FocusFollowsMouse") << QStringLiteral("FocusFollowsMouse") << true << false;
QTest::newRow("FocusUnderMouse") << QStringLiteral("FocusUnderMouse") << true << false;
QTest::newRow("FocusStrictlyUnderMouse") << QStringLiteral("FocusStrictlyUnderMouse") << true << false;
}
void TestScreens::testReconfigure()
{
using namespace KWin;
MockWorkspace ws;
Screens::create(&ws);
screens()->reconfigure();
QVERIFY(!screens()->isCurrentFollowsMouse());
QFETCH(QString, focusPolicy);
KSharedConfig::Ptr config = KSharedConfig::openConfig(QString(), KConfig::SimpleConfig);
config->group("Windows").writeEntry("FocusPolicy", focusPolicy);
config->group("Windows").sync();
config->sync();
screens()->setConfig(config);
screens()->reconfigure();
QTEST(screens()->isCurrentFollowsMouse(), "expectedDefault");
QFETCH(bool, setting);
config->group("Windows").writeEntry("ActiveMouseScreen", setting);
config->sync();
screens()->reconfigure();
QCOMPARE(screens()->isCurrentFollowsMouse(), setting);
}
void TestScreens::testSize_data()
{
QTest::addColumn< QList<QRect> >("geometries");
QTest::addColumn<QSize>("expectedSize");
QTest::newRow("empty") << QList<QRect>{{QRect()}} << QSize(0, 0);
QTest::newRow("cloned") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{0, 0, 200, 100}}} << QSize(200, 100);
QTest::newRow("adjacent") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{200, 100, 400, 300}}} << QSize(600, 400);
QTest::newRow("overlapping") << QList<QRect>{{QRect{-10, -20, 50, 100}, QRect{0, 0, 100, 200}}} << QSize(110, 220);
QTest::newRow("gap") << QList<QRect>{{QRect{0, 0, 10, 20}, QRect{20, 40, 10, 20}}} << QSize(30, 60);
}
void TestScreens::testSize()
{
using namespace KWin;
MockWorkspace ws;
MockScreens *mockScreens = static_cast<MockScreens*>(Screens::create(&ws));
QSignalSpy sizeChangedSpy(screens(), &KWin::Screens::sizeChanged);
QVERIFY(sizeChangedSpy.isValid());
QCOMPARE(screens()->size(), QSize(100, 100));
QFETCH(QList<QRect>, geometries);
QVERIFY(!mockScreens->isChanging());
mockScreens->setGeometries(geometries);
QVERIFY(mockScreens->isChanging());
QVERIFY(sizeChangedSpy.wait());
QVERIFY(!mockScreens->isChanging());
QTEST(screens()->size(), "expectedSize");
}
void TestScreens::testCount()
{
using namespace KWin;
MockWorkspace ws;
MockScreens *mockScreens = static_cast<MockScreens*>(Screens::create(&ws));
QSignalSpy countChangedSpy(screens(), &KWin::Screens::countChanged);
QVERIFY(countChangedSpy.isValid());
QCOMPARE(screens()->count(), 1);
// change to two screens
QList<QRect> geometries{{QRect{0, 0, 100, 200}, QRect{100, 0, 100, 200}}};
mockScreens->setGeometries(geometries);
QVERIFY(countChangedSpy.wait());
QCOMPARE(countChangedSpy.count(), 1);
QCOMPARE(countChangedSpy.first().first().toInt(), 1);
QCOMPARE(countChangedSpy.first().last().toInt(), 2);
QCOMPARE(screens()->count(), 2);
// go back to one screen
geometries.takeLast();
mockScreens->setGeometries(geometries);
QVERIFY(countChangedSpy.wait());
QCOMPARE(countChangedSpy.count(), 2);
QCOMPARE(countChangedSpy.last().first().toInt(), 2);
QCOMPARE(countChangedSpy.last().last().toInt(), 1);
QCOMPARE(screens()->count(), 1);
// setting the same geometries shouldn't emit the signal, but we should get a changed signal
QSignalSpy changedSpy(screens(), &KWin::Screens::changed);
QVERIFY(changedSpy.isValid());
mockScreens->setGeometries(geometries);
QVERIFY(changedSpy.wait());
QCOMPARE(countChangedSpy.count(), 2);
}
void TestScreens::testIntersecting_data()
{
QTest::addColumn<QList<QRect>>("geometries");
QTest::addColumn<QRect>("testGeometry");
QTest::addColumn<int>("expectedCount");
QTest::newRow("null-rect") << QList<QRect>{{QRect{0, 0, 100, 100}}} << QRect() << 0;
QTest::newRow("non-overlapping") << QList<QRect>{{QRect{0, 0, 100, 100}}} << QRect(100, 0, 100, 100) << 0;
QTest::newRow("in-between") << QList<QRect>{{QRect{0, 0, 10, 20}, QRect{20, 40, 10, 20}}} << QRect(15, 0, 2, 2) << 0;
QTest::newRow("gap-overlapping") << QList<QRect>{{QRect{0, 0, 10, 20}, QRect{20, 40, 10, 20}}} << QRect(9, 10, 200, 200) << 2;
QTest::newRow("larger") << QList<QRect>{{QRect{0, 0, 100, 100}}} << QRect(-10, -10, 200, 200) << 1;
QTest::newRow("several") << QList<QRect>{{QRect{0, 0, 100, 100}, QRect{100, 0, 100, 100}, QRect{200, 100, 100, 100}, QRect{300, 100, 100, 100}}} << QRect(0, 0, 300, 300) << 3;
}
void TestScreens::testIntersecting()
{
using namespace KWin;
MockWorkspace ws;
MockScreens *mockScreens = static_cast<MockScreens*>(Screens::create(&ws));
QSignalSpy changedSpy(screens(), &KWin::Screens::changed);
QVERIFY(changedSpy.isValid());
QFETCH(QList<QRect>, geometries);
mockScreens->setGeometries(geometries);
// first is before it's updated
QVERIFY(changedSpy.wait());
// second is after it's updated
QVERIFY(changedSpy.wait());
QFETCH(QRect, testGeometry);
QCOMPARE(screens()->count(), geometries.count());
QTEST(screens()->intersecting(testGeometry), "expectedCount");
}
void TestScreens::testCurrent_data()
{
QTest::addColumn<int>("current");
QTest::addColumn<bool>("signal");
QTest::newRow("unchanged") << 0 << false;
QTest::newRow("changed") << 1 << true;
}
void TestScreens::testCurrent()
{
using namespace KWin;
MockWorkspace ws;
Screens::create(&ws);
QSignalSpy currentChangedSpy(screens(), &KWin::Screens::currentChanged);
QVERIFY(currentChangedSpy.isValid());
QFETCH(int, current);
screens()->setCurrent(current);
QCOMPARE(screens()->current(), current);
QTEST(!currentChangedSpy.isEmpty(), "signal");
}
void TestScreens::testCurrentClient()
{
using namespace KWin;
MockWorkspace ws;
MockScreens *mockScreens = static_cast<MockScreens*>(Screens::create(&ws));
QSignalSpy changedSpy(screens(), &KWin::Screens::changed);
QVERIFY(changedSpy.isValid());
mockScreens->setGeometries(QList<QRect>{{QRect{0, 0, 100, 100}, QRect{100, 0, 100, 100}}});
// first is before it's updated
QVERIFY(changedSpy.wait());
// second is after it's updated
QVERIFY(changedSpy.wait());
QSignalSpy currentChangedSpy(screens(), &KWin::Screens::currentChanged);
QVERIFY(currentChangedSpy.isValid());
// create a mock client
X11Client *client = new X11Client(&ws);
client->setScreen(1);
// it's not the active client, so changing won't work
screens()->setCurrent(client);
QVERIFY(currentChangedSpy.isEmpty());
QCOMPARE(screens()->current(), 0);
// making the client active should affect things
client->setActive(true);
ws.setActiveClient(client);
// first of all current should be changed just by the fact that there is an active client
QCOMPARE(screens()->current(), 1);
// but also calling setCurrent should emit the changed signal
screens()->setCurrent(client);
QCOMPARE(currentChangedSpy.count(), 1);
QCOMPARE(screens()->current(), 1);
// setting current with the same client again should not change, though
screens()->setCurrent(client);
QCOMPARE(currentChangedSpy.count(), 1);
// and it should even still be on screen 1 if we make the client non-current again
ws.setActiveClient(nullptr);
client->setActive(false);
QCOMPARE(screens()->current(), 1);
}
void TestScreens::testCurrentWithFollowsMouse_data()
{
QTest::addColumn< QList<QRect> >("geometries");
QTest::addColumn<QPoint>("cursorPos");
QTest::addColumn<int>("expected");
QTest::newRow("empty") << QList<QRect>{{QRect()}} << QPoint(100, 100) << 0;
QTest::newRow("cloned") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{0, 0, 200, 100}}} << QPoint(50, 50) << 0;
QTest::newRow("adjacent-0") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{200, 100, 400, 300}}} << QPoint(199, 99) << 0;
QTest::newRow("adjacent-1") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{200, 100, 400, 300}}} << QPoint(200, 100) << 1;
QTest::newRow("gap") << QList<QRect>{{QRect{0, 0, 10, 20}, QRect{20, 40, 10, 20}}} << QPoint(15, 30) << 1;
}
void TestScreens::testCurrentWithFollowsMouse()
{
using namespace KWin;
MockWorkspace ws;
MockScreens *mockScreens = static_cast<MockScreens*>(Screens::create(&ws));
QSignalSpy changedSpy(screens(), &KWin::Screens::changed);
QVERIFY(changedSpy.isValid());
screens()->setCurrentFollowsMouse(true);
QCOMPARE(screens()->current(), 0);
QFETCH(QList<QRect>, geometries);
mockScreens->setGeometries(geometries);
// first is before it's updated
QVERIFY(changedSpy.wait());
// second is after it's updated
QVERIFY(changedSpy.wait());
QFETCH(QPoint, cursorPos);
KWin::Cursors::self()->mouse()->setPos(cursorPos);
QTEST(screens()->current(), "expected");
}
void TestScreens::testCurrentPoint_data()
{
QTest::addColumn< QList<QRect> >("geometries");
QTest::addColumn<QPoint>("cursorPos");
QTest::addColumn<int>("expected");
QTest::newRow("empty") << QList<QRect>{{QRect()}} << QPoint(100, 100) << 0;
QTest::newRow("cloned") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{0, 0, 200, 100}}} << QPoint(50, 50) << 0;
QTest::newRow("adjacent-0") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{200, 100, 400, 300}}} << QPoint(199, 99) << 0;
QTest::newRow("adjacent-1") << QList<QRect>{{QRect{0, 0, 200, 100}, QRect{200, 100, 400, 300}}} << QPoint(200, 100) << 1;
QTest::newRow("gap") << QList<QRect>{{QRect{0, 0, 10, 20}, QRect{20, 40, 10, 20}}} << QPoint(15, 30) << 1;
}
void TestScreens::testCurrentPoint()
{
using namespace KWin;
MockWorkspace ws;
MockScreens *mockScreens = static_cast<MockScreens*>(Screens::create(&ws));
QSignalSpy changedSpy(screens(), &KWin::Screens::changed);
QVERIFY(changedSpy.isValid());
QFETCH(QList<QRect>, geometries);
mockScreens->setGeometries(geometries);
// first is before it's updated
QVERIFY(changedSpy.wait());
// second is after it's updated
QVERIFY(changedSpy.wait());
QFETCH(QPoint, cursorPos);
screens()->setCurrent(cursorPos);
QTEST(screens()->current(), "expected");
}
QTEST_MAIN(TestScreens)
#include "test_screens.moc"
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