kdelibs/kdecore/tests/klockfiletest.cpp
Ivailo Monev e512f4af70 kdecore: remove unused qtextstream header inclusion in qtest_kde header
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2023-07-06 09:06:18 +03:00

125 lines
3.4 KiB
C++

/* This file is part of the KDE libraries
Copyright (c) 2005 Thomas Braxton <brax108@cox.net>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "klockfiletest.h"
#include "moc_klockfiletest.cpp"
#include <kdebug.h>
#include <QProcess>
#include <QTextStream>
#include <unistd.h>
// TODO test locking from two different threads
QT_BEGIN_NAMESPACE
namespace QTest {
template<>
char* toString(const KLockFile::LockResult &result)
{
static const char *const strings[] = {
"LockOK", "LockFail", "LockError", "LockStale"
};
return qstrdup(strings[result]);
}
}
QT_END_NAMESPACE
static const QString lockName = "klockfiletest";
static const char *const lockNameFull = "klockfiletest.klockfile";
void Test_KLockFile::initTestCase()
{
QFile::remove(QString::fromLatin1(lockNameFull));
lockFile = new KLockFile(lockName);
}
void Test_KLockFile::cleanupTestCase()
{
delete lockFile;
lockFile = nullptr;
}
static KLockFile::LockResult testLockFromProcess(const QString& lockName)
{
const int ret = QProcess::execute(KDEBINDIR "/kdecore-klockfile_testlock", QStringList() << lockName);
return KLockFile::LockResult(ret);
}
void Test_KLockFile::testLock()
{
QVERIFY(!lockFile->isLocked());
QCOMPARE(lockFile->lock(), KLockFile::LockOK);
QVERIFY(lockFile->isLocked());
// Try to lock it again, should fail
KLockFile *lockFile2 = new KLockFile(lockName);
QVERIFY(!lockFile2->isLocked());
QCOMPARE(lockFile2->lock(KLockFile::NoBlockFlag), KLockFile::LockFail);
QVERIFY(!lockFile2->isLocked());
delete lockFile2;
// Also try from a different process.
QCOMPARE(testLockFromProcess(lockName), KLockFile::LockFail);
}
void Test_KLockFile::testLockInfo()
{
QVERIFY(lockFile->isLocked());
KLockFile lf(lockName);
QCOMPARE(lf.lock(KLockFile::NoBlockFlag), KLockFile::LockFail);
QVERIFY(!lf.isLocked());
qint64 pid = -1;
QVERIFY(!lf.getLockInfo(pid));
QCOMPARE(pid, qint64(-1));
pid = -1;
QVERIFY(lockFile->getLockInfo(pid));
QCOMPARE(pid, static_cast<qint64>(::getpid()));
}
void Test_KLockFile::testUnlock()
{
QVERIFY(lockFile->isLocked());
lockFile->unlock();
QVERIFY(!lockFile->isLocked());
}
void Test_KLockFile::testStaleNoBlockFlag()
{
QFile f(QString::fromLatin1(lockNameFull));
f.open(QIODevice::WriteOnly);
QTextStream stream(&f);
stream << QString::number(111222);
stream.flush();
f.close();
KLockFile* lockFile2 = new KLockFile(lockName);
QVERIFY(!lockFile2->isLocked());
QCOMPARE(lockFile2->lock(KLockFile::NoBlockFlag), KLockFile::LockStale);
QCOMPARE(lockFile2->lock(KLockFile::NoBlockFlag|KLockFile::ForceFlag), KLockFile::LockOK);
QVERIFY(lockFile2->isLocked());
delete lockFile2;
}
QTEST_KDEMAIN_CORE(Test_KLockFile)