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/*
* Copyright 2016, 2017 Kai Pastor
*
* This file is part of OpenOrienteering.
*
* OpenOrienteering is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* OpenOrienteering is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenOrienteering. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QtTest>
#include <QObject>
#include <QPointF>
#include <QRectF>
#include "core/map_coord.h"
#include "util/util.h"
using namespace OpenOrienteering;
Q_DECLARE_METATYPE(MapCoord)
/**
* @test Tests utility functions and structures.
*/
class UtilTest : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void rectIncludeTest();
void rectIncludeSafeTest();
void pointsFormCorner_data();
void pointsFormCorner();
};
void UtilTest::initTestCase()
{
QRectF rect;
rect = {};
QVERIFY(!rect.isValid());
rect = { 0, 0, 1, 1};
QVERIFY(rect.isValid());
}
void UtilTest::rectIncludeTest()
{
QRectF rect;
// rectInclude on invalid rect
rect = {};
rectInclude(rect, QPointF{});
QVERIFY(!rect.isValid());
rect = {};
rectInclude(rect, QRectF{});
QVERIFY(!rect.isValid());
rect = {};
rectInclude(rect, QRectF{ 0, 0, 1, 1});
QVERIFY(rect.isValid());
// rectInclude on valid rect
rect = { 0, 0, 1, 1};
rectInclude(rect, QPointF{});
QVERIFY(rect.isValid());
rect = { 0, 0, 1, 1};
rectInclude(rect, QRectF{});
QVERIFY(rect.isValid());
rect = { 0, 0, 1, 1};
rectInclude(rect, QRectF{ 0, 0, 1, 1});
QVERIFY(rect.isValid());
}
void UtilTest::rectIncludeSafeTest()
{
QRectF rect;
// rectIncludeSafe on invalid rect
rect = {};
rectIncludeSafe(rect, QPointF{});
QVERIFY(rect.isValid());
rect = {};
rectIncludeSafe(rect, QRectF{});
QVERIFY(!rect.isValid());
rect = {};
rectIncludeSafe(rect, QRectF{ 0, 0, 1, 1});
QVERIFY(rect.isValid());
// rectIncludeSafe on valid rect
rect = { 0, 0, 1, 1};
rectIncludeSafe(rect, QPointF{});
QVERIFY(rect.isValid());
rect = { 0, 0, 1, 1};
rectIncludeSafe(rect, QRectF{});
QVERIFY(rect.isValid());
rect = { 0, 0, 1, 1};
rectIncludeSafe(rect, QRectF{ 0, 0, 1, 1});
QVERIFY(rect.isValid());
}
void UtilTest::pointsFormCorner_data()
{
QTest::addColumn<MapCoord>("first_point");
QTest::addColumn<MapCoord>("middle_point");
QTest::addColumn<MapCoord>("last_point");
QTest::addColumn<qreal>("tolerance");
QTest::addColumn<bool>("expected_result");
QTest::newRow("Straight line, zero tolerance")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { 1, 0 }
<< 0.0 << false;
QTest::newRow("Straight line, small tolerance")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { 1, 0 }
<< 0.01 << false;
QTest::newRow("Bent line, well within tolerance")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { 200, 1 }
<< 0.01 << false;
QTest::newRow("Bent line, exactly within tolerance")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { 100, 1 }
<< 0.01 << false;
QTest::newRow("Bent line, slightly outside tolerance")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { 99, 1 }
<< 0.01 << true;
QTest::newRow("Right angle")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { 0, 1 }
<< 0.01 << true;
QTest::newRow("Acute angle")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { -1, 1 }
<< 0.01 << true;
QTest::newRow("Zero angle")
<< MapCoord { -1, 0 } << MapCoord { 0, 0 } << MapCoord { -1, 0 }
<< 0.01 << true;
QTest::newRow("Pathologic case")
<< MapCoord { -1, 0 } << MapCoord { -1, 0 } << MapCoord { -1, 0 }
<< 0.01 << false;
}
void UtilTest::pointsFormCorner()
{
QFETCH(MapCoord, first_point);
QFETCH(MapCoord, middle_point);
QFETCH(MapCoord, last_point);
QFETCH(qreal, tolerance);
QFETCH(bool, expected_result);
const auto result = Util::pointsFormCorner(first_point, middle_point, last_point, tolerance);
QCOMPARE(result, expected_result);
}
QTEST_APPLESS_MAIN(UtilTest)
#include "util_t.moc" // IWYU pragma: keep
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