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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QtTest/QtTest>
#include <QtGraphs/QPieSlice>
#include <QtGraphs/QPieSeries>
QT_USE_NAMESPACE
class tst_qgpieslice : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
void construct();
void customize();
private:
QPieSlice *m_slice;
};
void tst_qgpieslice::initTestCase() {}
void tst_qgpieslice::cleanupTestCase() {}
void tst_qgpieslice::init()
{
m_slice = new QPieSlice();
}
void tst_qgpieslice::cleanup()
{
delete m_slice;
}
void tst_qgpieslice::construct()
{
// no params
QPieSlice slice1;
QCOMPARE(slice1.value(), 0.0);
QVERIFY(slice1.label().isEmpty());
QVERIFY(!slice1.isLabelVisible());
QVERIFY(!slice1.isExploded());
QCOMPARE(slice1.labelFont(), QFont());
QCOMPARE(slice1.labelArmLengthFactor(), 0.15); // default value
QCOMPARE(slice1.explodeDistanceFactor(), 0.15); // default value
QCOMPARE(slice1.percentage(), 0.0);
QCOMPARE(slice1.startAngle(), 0.0);
QCOMPARE(slice1.angleSpan(), 0.0);
// value and label params
QPieSlice slice2("foobar", 1.0);
QCOMPARE(slice2.value(), 1.0);
QCOMPARE(slice2.label(), QString("foobar"));
QVERIFY(!slice2.isLabelVisible());
QVERIFY(!slice2.isExploded());
QCOMPARE(slice2.labelFont(), QFont());
QCOMPARE(slice2.labelArmLengthFactor(), 0.15); // default value
QCOMPARE(slice2.explodeDistanceFactor(), 0.15); // default value
QCOMPARE(slice2.percentage(), 0.0);
QCOMPARE(slice2.startAngle(), 0.0);
QCOMPARE(slice2.angleSpan(), 0.0);
}
void tst_qgpieslice::customize()
{
// create a pie series
QPieSeries *series = new QPieSeries();
QPieSlice *s1 = series->append("slice 1", 1);
QPieSlice *s2 = series->append("slice 2", 2);
series->append("slice 3", 3);
QSignalSpy spy0(s1, &QPieSlice::colorChanged);
QSignalSpy spy1(s1, &QPieSlice::borderColorChanged);
QSignalSpy spy2(s1, &QPieSlice::labelColorChanged);
QSignalSpy spy3(s1, &QPieSlice::labelFontChanged);
QColor color = Qt::red;
// customize a slice
s1->setColor(color);
s1->setBorderColor(color);
s1->setLabelColor(color);
QFont f1("Consolas");
s1->setLabelFont(f1);
// check that customizations persist
QCOMPARE(s1->color(), color);
QCOMPARE(s1->borderColor(), color);
QCOMPARE(s1->labelColor(), color);
QCOMPARE(s1->labelFont(), f1);
QCOMPARE(spy0.size(), 1);
QCOMPARE(spy1.size(), 1);
QCOMPARE(spy2.size(), 1);
QCOMPARE(spy3.size(), 1);
// remove a slice
series->remove(s2);
QCOMPARE(s1->color(), color);
QCOMPARE(s1->borderColor(), color);
QCOMPARE(s1->labelColor(), color);
QCOMPARE(s1->labelFont(), f1);
QCOMPARE(spy0.size(), 1);
QCOMPARE(spy1.size(), 1);
QCOMPARE(spy2.size(), 1);
QCOMPARE(spy3.size(), 1);
// add a slice
series->append("slice 4", 4);
QCOMPARE(s1->color(), color);
QCOMPARE(s1->borderColor(), color);
QCOMPARE(s1->labelColor(), color);
QCOMPARE(s1->labelFont(), f1);
QCOMPARE(spy0.size(), 1);
QCOMPARE(spy1.size(), 1);
QCOMPARE(spy2.size(), 1);
QCOMPARE(spy3.size(), 1);
// insert a slice
series->insert(0, new QPieSlice("slice 0", 5));
QCOMPARE(s1->color(), color);
QCOMPARE(s1->borderColor(), color);
QCOMPARE(s1->labelColor(), color);
QCOMPARE(s1->labelFont(), f1);
QCOMPARE(spy0.size(), 1);
QCOMPARE(spy1.size(), 1);
QCOMPARE(spy2.size(), 1);
QCOMPARE(spy3.size(), 1);
}
QTEST_MAIN(tst_qgpieslice)
#include "tst_qgpieslice.moc"
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