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/****************************************************************************
**
** 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>
#include <QtSerialPort/QSerialPortInfo>
Q_DECLARE_METATYPE(QSerialPort::SerialPortError);
Q_DECLARE_METATYPE(QIODevice::OpenMode);
Q_DECLARE_METATYPE(QIODevice::OpenModeFlag);
class tst_QSerialPort : public QObject
{
Q_OBJECT
public:
explicit tst_QSerialPort();
static void enterLoop(int secs)
{
++loopLevel;
QTestEventLoop::instance().enterLoop(secs);
--loopLevel;
}
static void exitLoop()
{
if (loopLevel > 0)
QTestEventLoop::instance().exitLoop();
}
static bool timeout()
{
return QTestEventLoop::instance().timeout();
}
private slots:
void initTestCase();
void defaultConstruct();
void constructByName();
void constructByInfo();
void openExisting_data();
void openExisting();
void openNotExisting_data();
void openNotExisting();
void flush();
void doubleFlush();
protected slots:
void handleBytesWrittenAndExitLoopSlot(qint64 bytesWritten);
void handleBytesWrittenAndExitLoopSlot2(qint64 bytesWritten);
private:
QString m_senderPortName;
QString m_receiverPortName;
QStringList m_availablePortNames;
static int loopLevel;
static const QByteArray alphabetArray;
static const QByteArray newlineArray;
};
int tst_QSerialPort::loopLevel = 0;
const QByteArray tst_QSerialPort::alphabetArray("ABCDEFGHIJKLMNOPQRSTUVWXUZ");
const QByteArray tst_QSerialPort::newlineArray("\n\r");
tst_QSerialPort::tst_QSerialPort()
{
}
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
} else {
m_availablePortNames << m_senderPortName << m_receiverPortName;
}
}
void tst_QSerialPort::defaultConstruct()
{
QSerialPort serialPort;
QCOMPARE(serialPort.error(), QSerialPort::NoError);
QVERIFY(!serialPort.errorString().isEmpty());
// properties
const qint32 defaultBaudRate = static_cast<qint32>(QSerialPort::Baud9600);
QCOMPARE(serialPort.baudRate(), defaultBaudRate);
QCOMPARE(serialPort.baudRate(QSerialPort::Input), defaultBaudRate);
QCOMPARE(serialPort.baudRate(QSerialPort::Output), defaultBaudRate);
QCOMPARE(serialPort.dataBits(), QSerialPort::Data8);
QCOMPARE(serialPort.parity(), QSerialPort::NoParity);
QCOMPARE(serialPort.stopBits(), QSerialPort::OneStop);
QCOMPARE(serialPort.flowControl(), QSerialPort::NoFlowControl);
QCOMPARE(serialPort.pinoutSignals(), QSerialPort::NoSignal);
QCOMPARE(serialPort.isRequestToSend(), false);
QCOMPARE(serialPort.isDataTerminalReady(), false);
// QIODevice
QCOMPARE(serialPort.openMode(), QIODevice::NotOpen);
QVERIFY(!serialPort.isOpen());
QVERIFY(!serialPort.isReadable());
QVERIFY(!serialPort.isWritable());
QVERIFY(serialPort.isSequential());
QCOMPARE(serialPort.canReadLine(), false);
QCOMPARE(serialPort.pos(), qlonglong(0));
QCOMPARE(serialPort.size(), qlonglong(0));
QVERIFY(serialPort.atEnd());
QCOMPARE(serialPort.bytesAvailable(), qlonglong(0));
QCOMPARE(serialPort.bytesToWrite(), qlonglong(0));
char c;
QCOMPARE(serialPort.read(&c, 1), qlonglong(-1));
QCOMPARE(serialPort.write(&c, 1), qlonglong(-1));
}
void tst_QSerialPort::constructByName()
{
QSerialPort serialPort(m_senderPortName);
QCOMPARE(serialPort.portName(), m_senderPortName);
serialPort.setPortName(m_receiverPortName);
QCOMPARE(serialPort.portName(), m_receiverPortName);
}
void tst_QSerialPort::constructByInfo()
{
QSerialPortInfo senderPortInfo(m_senderPortName);
QSerialPort serialPort(senderPortInfo);
QCOMPARE(serialPort.portName(), m_senderPortName);
QSerialPortInfo receiverPortInfo(m_receiverPortName);
serialPort.setPort(receiverPortInfo);
QCOMPARE(serialPort.portName(), m_receiverPortName);
}
void tst_QSerialPort::openExisting_data()
{
QTest::addColumn<int>("openMode");
QTest::addColumn<bool>("openResult");
QTest::addColumn<QSerialPort::SerialPortError>("errorCode");
QTest::newRow("NotOpen") << int(QIODevice::NotOpen) << false << QSerialPort::UnsupportedOperationError;
QTest::newRow("ReadOnly") << int(QIODevice::ReadOnly) << true << QSerialPort::NoError;
QTest::newRow("WriteOnly") << int(QIODevice::WriteOnly) << true << QSerialPort::NoError;
QTest::newRow("ReadWrite") << int(QIODevice::ReadWrite) << true << QSerialPort::NoError;
QTest::newRow("Append") << int(QIODevice::Append) << false << QSerialPort::UnsupportedOperationError;
QTest::newRow("Truncate") << int(QIODevice::Truncate) << false << QSerialPort::UnsupportedOperationError;
QTest::newRow("Text") << int(QIODevice::Text) << false << QSerialPort::UnsupportedOperationError;
QTest::newRow("Unbuffered") << int(QIODevice::Unbuffered) << false << QSerialPort::UnsupportedOperationError;
}
void tst_QSerialPort::openExisting()
{
QFETCH(int, openMode);
QFETCH(bool, openResult);
QFETCH(QSerialPort::SerialPortError, errorCode);
foreach (const QString &serialPortName, m_availablePortNames) {
QSerialPort serialPort(serialPortName);
QSignalSpy errorSpy(&serialPort, SIGNAL(error(QSerialPort::SerialPortError)));
QVERIFY(errorSpy.isValid());
QCOMPARE(serialPort.portName(), serialPortName);
QCOMPARE(serialPort.open(QIODevice::OpenMode(openMode)), openResult);
QCOMPARE(serialPort.isOpen(), openResult);
QCOMPARE(serialPort.error(), errorCode);
QCOMPARE(errorSpy.count(), 1);
QCOMPARE(qvariant_cast<QSerialPort::SerialPortError>(errorSpy.at(0).at(0)), errorCode);
}
}
void tst_QSerialPort::openNotExisting_data()
{
QTest::addColumn<QString>("serialPortName");
QTest::addColumn<bool>("openResult");
QTest::addColumn<QSerialPort::SerialPortError>("errorCode");
QTest::newRow("Empty") << QString("") << false << QSerialPort::DeviceNotFoundError;
QTest::newRow("Null") << QString() << false << QSerialPort::DeviceNotFoundError;
QTest::newRow("NotExists") << QString("ABCDEF") << false << QSerialPort::DeviceNotFoundError;
}
void tst_QSerialPort::openNotExisting()
{
QFETCH(QString, serialPortName);
QFETCH(bool, openResult);
//QFETCH(QSerialPort::SerialPortError, errorCode);
QSerialPort serialPort(serialPortName);
QSignalSpy errorSpy(&serialPort, SIGNAL(error(QSerialPort::SerialPortError)));
QVERIFY(errorSpy.isValid());
QCOMPARE(serialPort.portName(), serialPortName);
QCOMPARE(serialPort.open(QIODevice::ReadOnly), openResult);
QCOMPARE(serialPort.isOpen(), openResult);
//QCOMPARE(serialPort.error(), errorCode);
//QCOMPARE(errorSpy.count(), 1);
//QCOMPARE(qvariant_cast<QSerialPort::SerialPortError>(errorSpy.at(0).at(0)), errorCode);
}
void tst_QSerialPort::handleBytesWrittenAndExitLoopSlot(qint64 bytesWritten)
{
QCOMPARE(bytesWritten, qint64(alphabetArray.size() + newlineArray.size()));
exitLoop();
}
void tst_QSerialPort::flush()
{
#ifdef Q_OS_WIN
QSKIP("flush() does not work on Windows");
#endif
QSerialPort serialPort(m_senderPortName);
connect(&serialPort, SIGNAL(bytesWritten(qint64)), this, SLOT(handleBytesWrittenAndExitLoopSlot(qint64)));
QSignalSpy bytesWrittenSpy(&serialPort, SIGNAL(bytesWritten(qint64)));
QVERIFY(serialPort.open(QIODevice::WriteOnly));
serialPort.write(alphabetArray + newlineArray);
QCOMPARE(serialPort.bytesToWrite(), qint64(alphabetArray.size() + newlineArray.size()));
serialPort.flush();
QCOMPARE(serialPort.bytesToWrite(), qint64(0));
enterLoop(1);
QVERIFY2(!timeout(), "Timed out when waiting for the bytesWritten(qint64) signal.");
QCOMPARE(bytesWrittenSpy.count(), 1);
}
void tst_QSerialPort::handleBytesWrittenAndExitLoopSlot2(qint64 bytesWritten)
{
static qint64 bytes = 0;
bytes += bytesWritten;
QVERIFY(bytesWritten == newlineArray.size() || bytesWritten == alphabetArray.size());
if (bytes == (alphabetArray.size() + newlineArray.size()))
exitLoop();
}
void tst_QSerialPort::doubleFlush()
{
#ifdef Q_OS_WIN
QSKIP("flush() does not work on Windows");
#endif
QSerialPort serialPort(m_senderPortName);
connect(&serialPort, SIGNAL(bytesWritten(qint64)), this, SLOT(handleBytesWrittenAndExitLoopSlot2(qint64)));
QSignalSpy bytesWrittenSpy(&serialPort, SIGNAL(bytesWritten(qint64)));
QVERIFY(serialPort.open(QIODevice::WriteOnly));
serialPort.write(alphabetArray);
QCOMPARE(serialPort.bytesToWrite(), qint64(alphabetArray.size()));
serialPort.flush();
QCOMPARE(serialPort.bytesToWrite(), qint64(0));
serialPort.write(newlineArray);
QCOMPARE(serialPort.bytesToWrite(), qint64(newlineArray.size()));
serialPort.flush();
QCOMPARE(serialPort.bytesToWrite(), qint64(0));
enterLoop(1);
QVERIFY2(!timeout(), "Timed out when waiting for the bytesWritten(qint64) signal.");
QCOMPARE(bytesWrittenSpy.count(), 2);
}
QTEST_MAIN(tst_QSerialPort)
#include "tst_qserialport.moc"
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