diff options
Diffstat (limited to 'tests/benchmarks/qserialport/tst_qserialport.cpp')
-rw-r--r-- | tests/benchmarks/qserialport/tst_qserialport.cpp | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/tests/benchmarks/qserialport/tst_qserialport.cpp b/tests/benchmarks/qserialport/tst_qserialport.cpp new file mode 100644 index 0000000..0ff2050 --- /dev/null +++ b/tests/benchmarks/qserialport/tst_qserialport.cpp @@ -0,0 +1,144 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Denis Shienkov <denis.shienkov@gmail.com> +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtSerialPort module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, 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, Digia gives you certain additional +** rights. These rights are described in the Digia 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. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtTest/QtTest> +#include <QtSerialPort/QSerialPort> + +class tst_QSerialPort : public QObject +{ + Q_OBJECT +public: + explicit tst_QSerialPort(); + + static void enterLoopMsecs(int msecs) + { + ++loopLevel; +#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)) + QTestEventLoop::instance().enterLoopMSecs(msecs); +#else + Q_UNUSED(msecs); + QTestEventLoop::instance().enterLoop(1); +#endif + --loopLevel; + } + +private slots: + void initTestCase(); + + void synchronousLoopbackDataVerificationTest(); + +private: +#ifdef Q_OS_WIN + void clearReceiver(); +#endif + + QString m_senderPortName; + QString m_receiverPortName; + + static int loopLevel; +}; + +int tst_QSerialPort::loopLevel = 0; + +tst_QSerialPort::tst_QSerialPort() +{ +} + +#ifdef Q_OS_WIN +// This method is a workaround for the "com0com" virtual serial port +// driver, which is installed on CI. The problem is that the close/clear +// methods have no effect on sender serial port. If any data didn't manage +// to be transferred before closing, then this data will continue to be +// transferred at next opening of sender port. +// Thus, this behavior influences other tests and leads to the wrong results +// (e.g. the receiver port on other test can receive some data which are +// not expected). It is recommended to use this method for cleaning of +// read FIFO of receiver for those tests in which reception of data is +// required. +void tst_QSerialPort::clearReceiver() +{ + QSerialPort receiver(m_receiverPortName); + if (receiver.open(QIODevice::ReadOnly)) + enterLoopMsecs(100); +} +#endif + +void tst_QSerialPort::initTestCase() +{ + m_senderPortName = QString::fromLocal8Bit(qgetenv("QTEST_SERIALPORT_SENDER")); + m_receiverPortName = QString::fromLocal8Bit(qgetenv("QTEST_SERIALPORT_RECEIVER")); + if (m_senderPortName.isEmpty() || m_receiverPortName.isEmpty()) { +#if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)) + QSKIP("Test doesn't work because the names of serial ports aren't found in env."); +#else + QSKIP("Test doesn't work because the names of serial ports aren't set found env.", SkipAll); +#endif + } +} + +void tst_QSerialPort::synchronousLoopbackDataVerificationTest() +{ +#ifdef Q_OS_WIN + clearReceiver(); +#endif + + QSerialPort senderPort(m_senderPortName); + QVERIFY(senderPort.open(QSerialPort::WriteOnly)); + + QSerialPort receiverPort(m_receiverPortName); + QVERIFY(receiverPort.open(QSerialPort::ReadOnly)); + + QByteArray writeData; + for (int i = 0; i < 1024; ++i) + writeData.append(static_cast<char>(i)); + + senderPort.write(writeData); + senderPort.waitForBytesWritten(-1); + + QByteArray readData; + while ((readData.size() < writeData.size()) && receiverPort.waitForReadyRead(100)) + readData.append(receiverPort.readAll()); + + QCOMPARE(writeData, readData); +} + +QTEST_MAIN(tst_QSerialPort) +#include "tst_qserialport.moc" |