qt5base-lts/tests/auto/dbus/qdbusservicewatcher/tst_qdbusservicewatcher.cpp

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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Copyright (C) 2016 Intel Corporation.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtDBus/QDBusServiceWatcher>
#include <QtDBus>
#include <QtTest>
class tst_QDBusServiceWatcher: public QObject
{
Q_OBJECT
int testCounter;
public:
tst_QDBusServiceWatcher();
private slots:
void initTestCase();
void watchForCreation_data();
void watchForCreation();
void watchForDisappearance_data();
void watchForDisappearance();
void watchForDisappearanceUniqueConnection();
void watchForOwnerChange_data();
void watchForOwnerChange();
void modeChange_data();
void modeChange();
void disconnectedConnection();
void setConnection_data();
void setConnection();
private:
QString generateServiceName();
};
tst_QDBusServiceWatcher::tst_QDBusServiceWatcher()
: testCounter(0)
{
}
void tst_QDBusServiceWatcher::initTestCase()
{
QDBusConnection con = QDBusConnection::sessionBus();
QVERIFY(con.isConnected());
}
QString tst_QDBusServiceWatcher::generateServiceName() {
return "com.example.TestService" + QString::number(testCounter++);
}
void tst_QDBusServiceWatcher::watchForCreation_data()
{
QTest::addColumn<QString>("watchedName");
QTest::addColumn<QString>("registeredName");
//com.example.TestService5 matches com.example.TestService5
QString name = generateServiceName();
QTest::newRow("normal") << name << name;
//com.example* matches com.example.TestService5
name = generateServiceName();
QTest::newRow("wildcard") << "com.example*" << name;
//com.example.TestService5* matches com.example.TestService5
name = generateServiceName();
QTest::newRow("wildcard_exact") << name+"*" << name;
//com.example.TestService5* matches com.example.TestService5.Foo
name = generateServiceName();
QTest::newRow("wildcard_subdomain") << name+"*" << name + ".Foo";
//com.example.TestService5* matches com.example.TestService5.Foo.Bar
name = generateServiceName();
QTest::newRow("wildcard_subsubdomain") << name+"*" << name + ".Foo.Bar";
}
void tst_QDBusServiceWatcher::watchForCreation()
{
QFETCH(QString, watchedName);
QFETCH(QString, registeredName);
QDBusConnection con = QDBusConnection::sessionBus();
QVERIFY(con.isConnected());
QDBusServiceWatcher watcher(watchedName, con, QDBusServiceWatcher::WatchForRegistration);
QSignalSpy spyR(&watcher, SIGNAL(serviceRegistered(QString)));
QSignalSpy spyU(&watcher, SIGNAL(serviceUnregistered(QString)));
QSignalSpy spyO(&watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)));
QTestEventLoop::instance().connect(&watcher, SIGNAL(serviceRegistered(QString)), SLOT(exitLoop()));
// register a name
QVERIFY(con.registerService(registeredName));
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 1);
QCOMPARE(spyR.at(0).at(0).toString(), registeredName);
QCOMPARE(spyU.count(), 0);
QCOMPARE(spyO.count(), 1);
QCOMPARE(spyO.at(0).at(0).toString(), registeredName);
QVERIFY(spyO.at(0).at(1).toString().isEmpty());
QCOMPARE(spyO.at(0).at(2).toString(), con.baseService());
spyR.clear();
spyU.clear();
spyO.clear();
// unregister it:
con.unregisterService(registeredName);
// and register again
QVERIFY(con.registerService(registeredName));
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 1);
QCOMPARE(spyR.at(0).at(0).toString(), registeredName);
QCOMPARE(spyU.count(), 0);
QCOMPARE(spyO.count(), 1);
QCOMPARE(spyO.at(0).at(0).toString(), registeredName);
QVERIFY(spyO.at(0).at(1).toString().isEmpty());
QCOMPARE(spyO.at(0).at(2).toString(), con.baseService());
}
void tst_QDBusServiceWatcher::watchForDisappearance_data()
{
tst_QDBusServiceWatcher::watchForCreation_data();
}
void tst_QDBusServiceWatcher::watchForDisappearance()
{
QFETCH(QString, watchedName);
QFETCH(QString, registeredName);
QDBusConnection con = QDBusConnection::sessionBus();
QVERIFY(con.isConnected());
QDBusServiceWatcher watcher(watchedName, con, QDBusServiceWatcher::WatchForUnregistration);
watcher.setObjectName("watcher for disappearance");
QSignalSpy spyR(&watcher, SIGNAL(serviceRegistered(QString)));
QSignalSpy spyU(&watcher, SIGNAL(serviceUnregistered(QString)));
QSignalSpy spyO(&watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)));
QTestEventLoop::instance().connect(&watcher, SIGNAL(serviceUnregistered(QString)), SLOT(exitLoop()));
// register a name
QVERIFY(con.registerService(registeredName));
// unregister it:
con.unregisterService(registeredName);
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 0);
QCOMPARE(spyU.count(), 1);
QCOMPARE(spyU.at(0).at(0).toString(), registeredName);
QCOMPARE(spyO.count(), 1);
QCOMPARE(spyO.at(0).at(0).toString(), registeredName);
QCOMPARE(spyO.at(0).at(1).toString(), con.baseService());
QVERIFY(spyO.at(0).at(2).toString().isEmpty());
}
void tst_QDBusServiceWatcher::watchForDisappearanceUniqueConnection()
{
QDBusConnection con = QDBusConnection::sessionBus();
QVERIFY(con.isConnected());
// second connection
QString watchedName = QDBusConnection::connectToBus(QDBusConnection::SessionBus, "session2").baseService();
QVERIFY(!watchedName.isEmpty());
QDBusServiceWatcher watcher(watchedName, con, QDBusServiceWatcher::WatchForUnregistration);
watcher.setObjectName("watcher for disappearance");
QSignalSpy spyR(&watcher, SIGNAL(serviceRegistered(QString)));
QSignalSpy spyU(&watcher, SIGNAL(serviceUnregistered(QString)));
QSignalSpy spyO(&watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)));
QTestEventLoop::instance().connect(&watcher, SIGNAL(serviceUnregistered(QString)), SLOT(exitLoop()));
// unregister it:
QDBusConnection::disconnectFromBus("session2");
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 0);
QCOMPARE(spyU.count(), 1);
QCOMPARE(spyU.at(0).at(0).toString(), watchedName);
QCOMPARE(spyO.count(), 1);
QCOMPARE(spyO.at(0).at(0).toString(), watchedName);
QCOMPARE(spyO.at(0).at(1).toString(), watchedName);
QVERIFY(spyO.at(0).at(2).toString().isEmpty());
}
void tst_QDBusServiceWatcher::watchForOwnerChange_data()
{
watchForCreation_data();
}
void tst_QDBusServiceWatcher::watchForOwnerChange()
{
QFETCH(QString, watchedName);
QFETCH(QString, registeredName);
QDBusConnection con = QDBusConnection::sessionBus();
QVERIFY(con.isConnected());
QDBusServiceWatcher watcher(watchedName, con, QDBusServiceWatcher::WatchForOwnerChange);
QSignalSpy spyR(&watcher, SIGNAL(serviceRegistered(QString)));
QSignalSpy spyU(&watcher, SIGNAL(serviceUnregistered(QString)));
QSignalSpy spyO(&watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)));
QTestEventLoop::instance().connect(&watcher, SIGNAL(serviceRegistered(QString)), SLOT(exitLoop()));
// register a name
QVERIFY(con.registerService(registeredName));
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 1);
QCOMPARE(spyR.at(0).at(0).toString(), registeredName);
QCOMPARE(spyU.count(), 0);
QCOMPARE(spyO.count(), 1);
QCOMPARE(spyO.at(0).at(0).toString(), registeredName);
QVERIFY(spyO.at(0).at(1).toString().isEmpty());
QCOMPARE(spyO.at(0).at(2).toString(), con.baseService());
spyR.clear();
spyU.clear();
spyO.clear();
// unregister it:
con.unregisterService(registeredName);
// and register again
QVERIFY(con.registerService(registeredName));
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 1);
QCOMPARE(spyR.at(0).at(0).toString(), registeredName);
QCOMPARE(spyU.count(), 1);
QCOMPARE(spyU.at(0).at(0).toString(), registeredName);
QCOMPARE(spyO.count(), 2);
QCOMPARE(spyO.at(0).at(0).toString(), registeredName);
QCOMPARE(spyO.at(0).at(1).toString(), con.baseService());
QVERIFY(spyO.at(0).at(2).toString().isEmpty());
QCOMPARE(spyO.at(1).at(0).toString(), registeredName);
QVERIFY(spyO.at(1).at(1).toString().isEmpty());
QCOMPARE(spyO.at(1).at(2).toString(), con.baseService());
}
void tst_QDBusServiceWatcher::modeChange_data()
{
watchForCreation_data();
}
void tst_QDBusServiceWatcher::modeChange()
{
QFETCH(QString, watchedName);
QFETCH(QString, registeredName);
QDBusConnection con = QDBusConnection::sessionBus();
QVERIFY(con.isConnected());
QDBusServiceWatcher watcher(watchedName, con, QDBusServiceWatcher::WatchForRegistration);
QSignalSpy spyR(&watcher, SIGNAL(serviceRegistered(QString)));
QSignalSpy spyU(&watcher, SIGNAL(serviceUnregistered(QString)));
QSignalSpy spyO(&watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)));
QTestEventLoop::instance().connect(&watcher, SIGNAL(serviceRegistered(QString)), SLOT(exitLoop()));
// register a name
QVERIFY(con.registerService(registeredName));
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 1);
QCOMPARE(spyR.at(0).at(0).toString(), registeredName);
QCOMPARE(spyU.count(), 0);
QCOMPARE(spyO.count(), 1);
QCOMPARE(spyO.at(0).at(0).toString(), registeredName);
QVERIFY(spyO.at(0).at(1).toString().isEmpty());
QCOMPARE(spyO.at(0).at(2).toString(), con.baseService());
spyR.clear();
spyU.clear();
spyO.clear();
watcher.setWatchMode(QDBusServiceWatcher::WatchForUnregistration);
// unregister it:
con.unregisterService(registeredName);
QTestEventLoop::instance().connect(&watcher, SIGNAL(serviceUnregistered(QString)), SLOT(exitLoop()));
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 0);
QCOMPARE(spyU.count(), 1);
QCOMPARE(spyU.at(0).at(0).toString(), registeredName);
QCOMPARE(spyO.count(), 1);
QCOMPARE(spyO.at(0).at(0).toString(), registeredName);
QCOMPARE(spyO.at(0).at(1).toString(), con.baseService());
QVERIFY(spyO.at(0).at(2).toString().isEmpty());
}
void tst_QDBusServiceWatcher::disconnectedConnection()
{
QDBusConnection con("");
QVERIFY(!con.isConnected());
QDBusServiceWatcher watcher(generateServiceName(), con, QDBusServiceWatcher::WatchForRegistration);
watcher.addWatchedService("com.example.somethingelse");
watcher.addWatchedService("org.freedesktop.DBus");
watcher.setWatchMode(QDBusServiceWatcher::WatchForUnregistration);
watcher.setWatchMode(QDBusServiceWatcher::WatchForOwnerChange);
watcher.setWatchedServices(QStringList());
}
void tst_QDBusServiceWatcher::setConnection_data()
{
QTest::addColumn<QString>("serviceName");
QTest::newRow("normal") << generateServiceName();
}
void tst_QDBusServiceWatcher::setConnection()
{
QFETCH(QString, serviceName);
// begin with a disconnected connection
QDBusConnection con("");
QVERIFY(!con.isConnected());
QDBusServiceWatcher watcher(serviceName, con, QDBusServiceWatcher::WatchForRegistration);
QSignalSpy spyR(&watcher, SIGNAL(serviceRegistered(QString)));
QSignalSpy spyU(&watcher, SIGNAL(serviceUnregistered(QString)));
QTestEventLoop::instance().connect(&watcher, SIGNAL(serviceOwnerChanged(QString,QString,QString)), SLOT(exitLoop()));
// move to the session bus
con = QDBusConnection::sessionBus();
QVERIFY(con.isConnected());
watcher.setConnection(con);
// register a name
QVERIFY(con.registerService(serviceName));
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 1);
QCOMPARE(spyR.at(0).at(0).toString(), serviceName);
QCOMPARE(spyU.count(), 0);
// is the system bus available?
if (!QDBusConnection::systemBus().isConnected())
return;
// connect to the system bus and ask to watch that base service
QString watchedName = QDBusConnection::connectToBus(QDBusConnection::SystemBus, "system2").baseService();
watcher.setWatchedServices(QStringList() << watchedName);
watcher.setWatchMode(QDBusServiceWatcher::WatchForUnregistration);
// move to the system bus
watcher.setConnection(QDBusConnection::systemBus());
spyR.clear();
spyU.clear();
QDBusConnection::disconnectFromBus("system2");
QTestEventLoop::instance().enterLoop(1);
QVERIFY(!QTestEventLoop::instance().timeout());
QCOMPARE(spyR.count(), 0);
QCOMPARE(spyU.count(), 1);
QCOMPARE(spyU.at(0).at(0).toString(), watchedName);
}
QTEST_MAIN(tst_QDBusServiceWatcher)
#include "tst_qdbusservicewatcher.moc"