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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <QWidget>
#include <qtranslator.h>
#include <qfile.h>
class tst_QTranslator : public QWidget
{
Q_OBJECT
public:
tst_QTranslator();
protected:
bool event(QEvent *event);
private slots:
void initTestCase();
void load();
void load2();
void threadLoad();
void testLanguageChange();
void plural();
void translate_qm_file_generated_with_msgfmt();
void loadFromResource();
void loadDirectory();
private:
int languageChangeEventCounter;
};
tst_QTranslator::tst_QTranslator()
: languageChangeEventCounter(0)
{
show();
hide();
}
void tst_QTranslator::initTestCase()
{
// chdir into the directory containing our testdata,
// to make the code simpler (load testdata via relative paths)
QString testdata_dir = QFileInfo(QFINDTESTDATA("hellotr_la.qm")).absolutePath();
QVERIFY2(QDir::setCurrent(testdata_dir), qPrintable("Could not chdir to " + testdata_dir));
}
bool tst_QTranslator::event(QEvent *event)
{
if (event->type() == QEvent::LanguageChange)
++languageChangeEventCounter;
return QWidget::event(event);
}
void tst_QTranslator::load()
{
QTranslator tor( 0 );
tor.load("hellotr_la");
QVERIFY(!tor.isEmpty());
QCOMPARE(tor.translate("QPushButton", "Hello world!"), QString::fromLatin1("Hallo Welt!"));
}
void tst_QTranslator::load2()
{
QTranslator tor( 0 );
QFile file("hellotr_la.qm");
file.open(QFile::ReadOnly);
QByteArray data = file.readAll();
tor.load((const uchar *)data.constData(), data.length());
QVERIFY(!tor.isEmpty());
QCOMPARE(tor.translate("QPushButton", "Hello world!"), QString::fromLatin1("Hallo Welt!"));
}
class TranslatorThread : public QThread
{
void run() {
QTranslator tor( 0 );
tor.load("hellotr_la");
if (tor.isEmpty())
qFatal("Could not load translation");
if (tor.translate("QPushButton", "Hello world!") != QString::fromLatin1("Hallo Welt!"))
qFatal("Test string was not translated correctlys");
}
};
void tst_QTranslator::threadLoad()
{
TranslatorThread thread;
thread.start();
QVERIFY(thread.wait(10 * 1000));
}
void tst_QTranslator::testLanguageChange()
{
languageChangeEventCounter = 0;
QTranslator *tor = new QTranslator;
tor->load("hellotr_la.qm");
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 0);
tor->load("doesn't exist, same as clearing");
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 0);
tor->load("hellotr_la.qm");
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 0);
qApp->installTranslator(tor);
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 1);
tor->load("doesn't exist, same as clearing");
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 2);
tor->load("hellotr_la.qm");
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 3);
qApp->removeTranslator(tor);
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 4);
tor->load("doesn't exist, same as clearing");
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 4);
qApp->installTranslator(tor);
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 4);
tor->load("hellotr_la.qm");
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 5);
delete tor;
tor = 0;
qApp->sendPostedEvents();
qApp->sendPostedEvents();
QCOMPARE(languageChangeEventCounter, 6);
}
void tst_QTranslator::plural()
{
QTranslator tor( 0 );
tor.load("hellotr_la");
QVERIFY(!tor.isEmpty());
QCoreApplication::installTranslator(&tor);
QCoreApplication::Encoding e = QCoreApplication::UnicodeUTF8;
QCOMPARE(QCoreApplication::translate("QPushButton", "Hello %n world(s)!", 0, e, 0), QString::fromLatin1("Hallo 0 Welten!"));
QCOMPARE(QCoreApplication::translate("QPushButton", "Hello %n world(s)!", 0, e, 1), QString::fromLatin1("Hallo 1 Welt!"));
QCOMPARE(QCoreApplication::translate("QPushButton", "Hello %n world(s)!", 0, e, 2), QString::fromLatin1("Hallo 2 Welten!"));
}
void tst_QTranslator::translate_qm_file_generated_with_msgfmt()
{
QTranslator translator;
translator.load("msgfmt_from_po");
qApp->installTranslator(&translator);
QCOMPARE(QCoreApplication::translate("", "Intro"), QLatin1String("Einleitung"));
// The file is converted from a po file, thus it does not have any context info.
// The following should then not be translated
QCOMPARE(QCoreApplication::translate("contekst", "Intro"), QLatin1String("Intro"));
QCOMPARE(QCoreApplication::translate("contekst", "Intro\0\0"), QLatin1String("Intro"));
QCOMPARE(QCoreApplication::translate("contekst", "Intro\0x"), QLatin1String("Intro"));
QCOMPARE(QCoreApplication::translate("", "Intro\0\0"), QLatin1String("Einleitung"));
QCOMPARE(QCoreApplication::translate("", "Intro\0x"), QLatin1String("Einleitung"));
qApp->removeTranslator(&translator);
}
void tst_QTranslator::loadFromResource()
{
QTranslator tor;
tor.load(":/tst_qtranslator/hellotr_la.qm");
QVERIFY(!tor.isEmpty());
QCOMPARE(tor.translate("QPushButton", "Hello world!"), QString::fromLatin1("Hallo Welt!"));
}
void tst_QTranslator::loadDirectory()
{
QString current_base = QDir::current().dirName();
QVERIFY(QFileInfo("../" + current_base).isDir());
QTranslator tor;
tor.load(current_base, "..");
QVERIFY(tor.isEmpty());
}
QTEST_MAIN(tst_QTranslator)
#include "tst_qtranslator.moc"
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