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Add methods to test whether graduated ranges overlap or have gaps
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/*************************************************************************** | ||
testqgsgraduatedsymbolrenderer.cpp | ||
---------------------------------- | ||
Date : May 2015 | ||
Copyright : (C) 2015 Nyall Dawson | ||
Email : nyall dot dawson at gmail dot com | ||
*************************************************************************** | ||
* * | ||
* This program 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 2 of the License, or * | ||
* (at your option) any later version. * | ||
* * | ||
***************************************************************************/ | ||
#include <QtTest/QtTest> | ||
#include <QObject> | ||
#include <QString> | ||
#include <QStringList> | ||
#include <QSettings> | ||
#include <QSharedPointer> | ||
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#include "qgsgraduatedsymbolrendererv2.h" | ||
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class TestQgsGraduatedSymbolRenderer: public QObject | ||
{ | ||
Q_OBJECT | ||
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private slots: | ||
void initTestCase();// will be called before the first testfunction is executed. | ||
void cleanupTestCase();// will be called after the last testfunction was executed. | ||
void init();// will be called before each testfunction is executed. | ||
void cleanup();// will be called after every testfunction. | ||
void rangesOverlap(); | ||
void rangesHaveGaps(); | ||
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private: | ||
}; | ||
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void TestQgsGraduatedSymbolRenderer::initTestCase() | ||
{ | ||
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} | ||
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void TestQgsGraduatedSymbolRenderer::cleanupTestCase() | ||
{ | ||
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} | ||
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void TestQgsGraduatedSymbolRenderer::init() | ||
{ | ||
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} | ||
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void TestQgsGraduatedSymbolRenderer::cleanup() | ||
{ | ||
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} | ||
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void TestQgsGraduatedSymbolRenderer::rangesOverlap() | ||
{ | ||
QgsGraduatedSymbolRendererV2 renderer; | ||
//test with no ranges | ||
QVERIFY( !renderer.rangesOverlap() ); | ||
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//test with inverted range | ||
QgsRendererRangeV2 inverted; | ||
inverted.setLowerValue( 3.1 ); | ||
inverted.setUpperValue( 1.2 ); | ||
renderer.addClass( inverted ); | ||
QVERIFY( renderer.rangesOverlap() ); | ||
renderer.deleteAllClasses(); | ||
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//test non-overlapping ranges | ||
QgsRendererRangeV2 range1; | ||
range1.setLowerValue( 1.1 ); | ||
range1.setUpperValue( 3.2 ); | ||
QgsRendererRangeV2 range2; | ||
range2.setLowerValue( 6.4 ); | ||
range2.setUpperValue( 7.2 ); | ||
QgsRendererRangeV2 range3; | ||
range3.setLowerValue( 3.2 ); | ||
range3.setUpperValue( 6.4 ); | ||
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renderer.addClass( range1 ); | ||
renderer.addClass( range2 ); | ||
renderer.addClass( range3 ); | ||
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QVERIFY( !renderer.rangesOverlap() ); | ||
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//add overlapping class | ||
QgsRendererRangeV2 range4; | ||
range4.setLowerValue( 7.0 ); | ||
range4.setUpperValue( 8.4 ); | ||
renderer.addClass( range4 ); | ||
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QVERIFY( renderer.rangesOverlap() ); | ||
} | ||
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void TestQgsGraduatedSymbolRenderer::rangesHaveGaps() | ||
{ | ||
QgsGraduatedSymbolRendererV2 renderer; | ||
//test with no ranges | ||
QVERIFY( !renderer.rangesHaveGaps() ); | ||
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//test with inverted range | ||
QgsRendererRangeV2 inverted; | ||
inverted.setLowerValue( 3.1 ); | ||
inverted.setUpperValue( 1.2 ); | ||
renderer.addClass( inverted ); | ||
QVERIFY( !renderer.rangesHaveGaps() ); | ||
renderer.deleteAllClasses(); | ||
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//test ranges without gaps ranges | ||
QgsRendererRangeV2 range1; | ||
range1.setLowerValue( 1.1 ); | ||
range1.setUpperValue( 3.2 ); | ||
QgsRendererRangeV2 range2; | ||
range2.setLowerValue( 6.4 ); | ||
range2.setUpperValue( 7.2 ); | ||
QgsRendererRangeV2 range3; | ||
range3.setLowerValue( 3.2 ); | ||
range3.setUpperValue( 6.4 ); | ||
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renderer.addClass( range1 ); | ||
renderer.addClass( range2 ); | ||
renderer.addClass( range3 ); | ||
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QVERIFY( !renderer.rangesHaveGaps() ); | ||
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//add gaps in ranges | ||
QgsRendererRangeV2 range4; | ||
range4.setLowerValue( 8.0 ); | ||
range4.setUpperValue( 8.4 ); | ||
renderer.addClass( range4 ); | ||
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QVERIFY( renderer.rangesHaveGaps() ); | ||
} | ||
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QTEST_MAIN( TestQgsGraduatedSymbolRenderer ) | ||
#include "testqgsgraduatedsymbolrenderer.moc" |