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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtSerialBus module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <QtSerialBus/qmodbusdevice.h>
class DummyDevice : public QModbusDevice
{
Q_OBJECT
friend class tst_QModbusDevice;
public:
DummyDevice()
{
qRegisterMetaType<QModbusDevice::State>("QModbusDevice::State");
}
protected:
bool open() override { return openState; }
void close() override {}
bool openState = false;
};
class tst_QModbusDevice : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void cleanupTestCase();
void connectDevice();
void state();
void error();
private:
DummyDevice *device;
};
void tst_QModbusDevice::initTestCase()
{
device = new DummyDevice();
}
void tst_QModbusDevice::cleanupTestCase()
{
delete device;
}
void tst_QModbusDevice::connectDevice()
{
device->openState = false;
QVERIFY(!device->connectDevice());
QCOMPARE(device->state(), QModbusDevice::UnconnectedState);
device->openState = true;
QVERIFY(device->connectDevice());
QCOMPARE(device->state(), QModbusDevice::ConnectingState);
device->disconnectDevice();
QCOMPARE(device->state(), QModbusDevice::ClosingState);
device->setState(QModbusDevice::ClosingState);
QVERIFY(!device->connectDevice());
}
void tst_QModbusDevice::state()
{
device->setState(QModbusDevice::ConnectedState);
QCOMPARE(device->state(), QModbusDevice::ConnectedState);
QSignalSpy spy(device, SIGNAL(stateChanged(QModbusDevice::State)));
device->setState(QModbusDevice::UnconnectedState);
QCOMPARE(device->state(), QModbusDevice::UnconnectedState);
device->setState(QModbusDevice::UnconnectedState);
QCOMPARE(device->state(), QModbusDevice::UnconnectedState);
QCOMPARE(spy.count(), 1);
}
void tst_QModbusDevice::error()
{
QCOMPARE(device->error(), QModbusDevice::NoError);
QVERIFY(device->errorString().isEmpty());
QString errorString("error string");
device->setError(errorString, QModbusDevice::ConnectionError);
QCOMPARE(device->error(), QModbusDevice::ConnectionError);
QCOMPARE(device->errorString(), errorString);
}
QTEST_MAIN(tst_QModbusDevice)
#include "tst_qmodbusdevice.moc"
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