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/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd
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** All rights reserved.
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** For any questions to The Qt Company, please use contact form at http://qt.io
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**
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** This file is part of the Qt Charts module.
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**
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** Licensees holding valid commercial license for Qt may use this file in
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** accordance with the Qt License Agreement provided with the Software
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** or, alternatively, in accordance with the terms contained in a written
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** agreement between you and The Qt Company.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.io
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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#include <QtCharts/qchartview.h>
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#include <QtCharts/qlineseries.h>
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#include <cmath>
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#include <tst_definitions.h>
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#include <QtCharts/QValueAxis>
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QT_CHARTS_USE_NAMESPACE
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Q_DECLARE_METATYPE(QChart*)
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Q_DECLARE_METATYPE(QChartView::RubberBands)
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Q_DECLARE_METATYPE(Qt::Key)
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class tst_QChartView : public QObject
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{
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Q_OBJECT
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public Q_SLOTS:
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void initTestCase();
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void cleanupTestCase();
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void init();
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void cleanup();
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private Q_SLOTS:
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void qchartview_data();
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void qchartview();
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void chart_data();
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void chart();
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void rubberBand_data();
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void rubberBand();
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void setChart();
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private:
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QChartView* m_view;
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};
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void tst_QChartView::initTestCase()
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{
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//test tracks mouse, give a while to user to relese it
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QTest::qWait(1000);
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}
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void tst_QChartView::cleanupTestCase()
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{
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QTest::qWait(1); // Allow final deleteLaters to run
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}
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void tst_QChartView::init()
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{
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m_view = new QChartView(newQChartOrQPolarChart());
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m_view->chart()->legend()->setVisible(false);
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}
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void tst_QChartView::cleanup()
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{
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delete m_view;
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m_view =0;
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}
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void tst_QChartView::qchartview_data()
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{
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}
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void tst_QChartView::qchartview()
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{
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QVERIFY(m_view->chart());
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QCOMPARE(m_view->rubberBand(), QChartView::NoRubberBand);
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m_view->show();
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QTest::qWaitForWindowShown(m_view);
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delete(new QChartView());
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QChartView view;
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QVERIFY(view.chart());
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}
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void tst_QChartView::chart_data()
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{
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QTest::addColumn<QChart*>("chart");
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QTest::newRow("qchart") << new QChart();
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}
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void tst_QChartView::chart()
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{
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QFETCH(QChart*, chart);
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QChartView* view = new QChartView(chart);
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QCOMPARE(view->chart(), chart);
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delete view;
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}
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void tst_QChartView::rubberBand_data()
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{
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QTest::addColumn<QChartView::RubberBands>("rubberBand");
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QTest::addColumn<int>("Xcount");
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QTest::addColumn<int>("Ycount");
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QTest::addColumn<QPoint>("min");
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QTest::addColumn<QPoint>("max");
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if (isPolarTest()) {
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QTest::newRow("HorizontalRubberBand") << QChartView::RubberBands(QChartView::HorizontalRubberBand) << 0 << 0 << QPoint(5,5) << QPoint(5,5);
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QTest::newRow("VerticalRubberBand") << QChartView::RubberBands(QChartView::VerticalRubberBand) << 0 << 0 << QPoint(5,5) << QPoint(5,5);
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QTest::newRow("RectangleRubberBand") << QChartView::RubberBands(QChartView::RectangleRubberBand) << 0 << 0 << QPoint(5,5) << QPoint(5,5);
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} else {
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QTest::newRow("HorizontalRubberBand") << QChartView::RubberBands(QChartView::HorizontalRubberBand) << 0 << 1 << QPoint(5,5) << QPoint(5,5);
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QTest::newRow("VerticalRubberBand") << QChartView::RubberBands(QChartView::VerticalRubberBand) << 1 << 0 << QPoint(5,5) << QPoint(5,5);
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QTest::newRow("RectangleRubberBand") << QChartView::RubberBands(QChartView::RectangleRubberBand) << 1 << 1 << QPoint(5,5) << QPoint(5,5);
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}
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}
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void tst_QChartView::rubberBand()
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{
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QFETCH(QChartView::RubberBands, rubberBand);
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QFETCH(int, Xcount);
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QFETCH(int, Ycount);
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QFETCH(QPoint, min);
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QFETCH(QPoint, max);
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m_view->setRubberBand(rubberBand);
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QCOMPARE(m_view->rubberBand(), rubberBand);
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QLineSeries* line = new QLineSeries();
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*line << QPointF(0, 0) << QPointF(200, 200);
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m_view->chart()->addSeries(line);
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m_view->chart()->createDefaultAxes();
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m_view->show();
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QTest::qWaitForWindowShown(m_view);
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QRectF plotArea = m_view->chart()->plotArea();
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//this is hack since view does not get events otherwise
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m_view->setMouseTracking(true);
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QAbstractAxis* axisY = m_view->chart()->axisY();
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QSignalSpy spy0(axisY, SIGNAL(rangeChanged(qreal,qreal)));
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QAbstractAxis* axisX = m_view->chart()->axisX();
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QSignalSpy spy1(axisX, SIGNAL(rangeChanged(qreal,qreal)));
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QValueAxis* vaxisX = qobject_cast<QValueAxis*>(axisX);
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QValueAxis* vaxisY = qobject_cast<QValueAxis*>(axisY);
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int minX = vaxisX->min();
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int minY = vaxisY->min();
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int maxX = vaxisX->max();
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int maxY = vaxisY->max();
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// try to ensure focus
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QApplication::setActiveWindow(m_view);
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m_view->setFocus();
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QApplication::processEvents();
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QVERIFY(m_view->isActiveWindow());
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QVERIFY(m_view->hasFocus());
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QTest::mouseMove(m_view->viewport(), min + plotArea.topLeft().toPoint(), 100);
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QTest::mousePress(m_view->viewport(), Qt::LeftButton, 0, min + plotArea.topLeft().toPoint(), 100);
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QTest::mouseMove(m_view->viewport(), plotArea.bottomRight().toPoint() - max, 100);
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QTest::mouseRelease(m_view->viewport(), Qt::LeftButton, 0, plotArea.bottomRight().toPoint() - max, 100);
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QApplication::processEvents();
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TRY_COMPARE(spy0.count(), Xcount);
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TRY_COMPARE(spy1.count(), Ycount);
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//this is hack since view does not get events otherwise
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m_view->setMouseTracking(false);
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QVERIFY(vaxisX->min() >= minX );
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QVERIFY(vaxisX->max() <= maxX );
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QVERIFY(vaxisY->min() >= minY );
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QVERIFY(vaxisY->max() <= maxY );
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}
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void tst_QChartView::setChart()
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{
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QPointer<QChart> oldChart = m_view->chart();
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QLineSeries *series1 = new QLineSeries();
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series1->append(0,0);
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series1->append(1,1);
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oldChart->addSeries(series1);
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QPointer<QChart> newChart = newQChartOrQPolarChart();
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QLineSeries *series2 = new QLineSeries();
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series2->append(0,1);
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series2->append(1,0);
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newChart->addSeries(series2);
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// show current chart
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m_view->show();
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QTest::qWaitForWindowShown(m_view);
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QTest::qWait(1000);
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// set new chart
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m_view->setChart(newChart);
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QVERIFY(m_view->chart() == newChart);
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QVERIFY(!oldChart.isNull()); // ownership of the oldChart is released and not deleted
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QTest::qWait(1000);
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// delete the view
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delete m_view;
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m_view = 0;
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QVERIFY(newChart.isNull()); // view owns and deletes it
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QVERIFY(!oldChart.isNull()); // not owned by view
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delete oldChart;
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}
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QTEST_MAIN(tst_QChartView)
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#include "tst_qchartview.moc"
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