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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#undef QT_NO_FOREACH // this file contains unported legacy Q_FOREACH uses
#include <QTest>
#include <QtCore/qcoreapplication.h>
#include <QtGui/qevent.h>
#include <QtGui/qwindow.h>
class Window : public QWindow
{
public:
~Window() { reset(); }
void keyPressEvent(QKeyEvent *event) override { recordEvent(event); }
void keyReleaseEvent(QKeyEvent *event) override { recordEvent(event); }
void reset() {
qDeleteAll(keyEvents.begin(), keyEvents.end());
keyEvents.clear();
}
private:
void recordEvent(QKeyEvent *event) {
keyEvents.append(new QKeyEvent(event->type(), event->key(), event->modifiers(), event->nativeScanCode(),
event->nativeVirtualKey(), event->nativeModifiers(), event->text(),
event->isAutoRepeat(), event->count()));
}
public:
QList<QKeyEvent *> keyEvents;
};
class tst_QKeyEvent : public QObject
{
Q_OBJECT
public:
tst_QKeyEvent();
~tst_QKeyEvent();
private slots:
void basicEventDelivery();
#if QT_CONFIG(shortcut)
void modifiers_data();
void modifiers();
#endif
};
tst_QKeyEvent::tst_QKeyEvent()
{
}
tst_QKeyEvent::~tst_QKeyEvent()
{
}
void tst_QKeyEvent::basicEventDelivery()
{
Window window;
window.showNormal();
QVERIFY(QTest::qWaitForWindowExposed(&window));
const Qt::Key key = Qt::Key_A;
const Qt::KeyboardModifier modifiers = Qt::NoModifier;
QTest::keyClick(&window, key, modifiers);
QCOMPARE(window.keyEvents.size(), 2);
QCOMPARE(window.keyEvents.first()->type(), QKeyEvent::KeyPress);
QCOMPARE(window.keyEvents.last()->type(), QKeyEvent::KeyRelease);
foreach (const QKeyEvent *event, window.keyEvents) {
QCOMPARE(Qt::Key(event->key()), key);
QCOMPARE(Qt::KeyboardModifiers(event->modifiers()), modifiers);
}
}
static bool orderByModifier(const QList<int> &v1, const QList<int> &v2)
{
if (v1.size() != v2.size())
return v1.size() < v2.size();
for (int i = 0; i < qMin(v1.size(), v2.size()); ++i) {
if (v1.at(i) == v2.at(i))
continue;
return v1.at(i) < v2.at(i);
}
return true;
}
static QByteArray modifiersTestRowName(const QString &keySequence)
{
QByteArray result;
QTextStream str(&result);
for (int i = 0, size = keySequence.size(); i < size; ++i) {
const QChar &c = keySequence.at(i);
const ushort uc = c.unicode();
if (uc > 32 && uc < 128)
str << '"' << c << '"';
else
str << "U+" << Qt::hex << uc << Qt::dec;
if (i < size - 1)
str << ',';
}
return result;
}
#if QT_CONFIG(shortcut)
void tst_QKeyEvent::modifiers_data()
{
struct Modifier
{
Qt::Key key;
Qt::KeyboardModifier modifier;
};
static const Modifier modifiers[] = {
{ Qt::Key_Shift, Qt::ShiftModifier },
{ Qt::Key_Control, Qt::ControlModifier },
{ Qt::Key_Alt, Qt::AltModifier },
{ Qt::Key_Meta, Qt::MetaModifier },
};
QList<QList<int>> modifierCombinations;
// Generate powerset (minus the empty set) of possible modifier combinations
static const int kNumModifiers = sizeof(modifiers) / sizeof(Modifier);
for (quint64 bitmask = 1; bitmask < (1 << kNumModifiers) ; ++bitmask) {
QList<int> modifierCombination;
for (quint64 modifier = 0; modifier < kNumModifiers; ++modifier) {
if (bitmask & (quint64(1) << modifier))
modifierCombination.append(modifier);
}
modifierCombinations.append(modifierCombination);
}
std::sort(modifierCombinations.begin(), modifierCombinations.end(), orderByModifier);
QTest::addColumn<Qt::KeyboardModifiers>("modifiers");
foreach (const QList<int> combination, modifierCombinations) {
int keys[4] = {};
Qt::KeyboardModifiers mods;
for (int i = 0; i < combination.size(); ++i) {
Modifier modifier = modifiers[combination.at(i)];
keys[i] = modifier.key;
mods |= modifier.modifier;
}
QKeySequence keySequence(keys[0], keys[1], keys[2], keys[3]);
QTest::newRow(modifiersTestRowName(keySequence.toString(QKeySequence::NativeText)).constData())
<< mods;
}
}
void tst_QKeyEvent::modifiers()
{
Window window;
window.showNormal();
QVERIFY(QTest::qWaitForWindowExposed(&window));
const Qt::Key key = Qt::Key_A;
QFETCH(Qt::KeyboardModifiers, modifiers);
QTest::keyClick(&window, key, modifiers);
int numKeys = qPopulationCount(quint64(modifiers)) + 1;
QCOMPARE(window.keyEvents.size(), numKeys * 2);
for (int i = 0; i < window.keyEvents.size(); ++i) {
const QKeyEvent *event = window.keyEvents.at(i);
QCOMPARE(event->type(), i < numKeys ? QKeyEvent::KeyPress : QKeyEvent::KeyRelease);
if (i == numKeys - 1 || i == numKeys) {
QCOMPARE(Qt::Key(event->key()), key);
QCOMPARE(event->modifiers(), modifiers);
} else {
QVERIFY(Qt::Key(event->key()) != key);
}
}
}
#endif // QT_CONFIG(shortcut)
QTEST_MAIN(tst_QKeyEvent)
#include "tst_qkeyevent.moc"
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