Mercurial > hg > svcore
diff base/test/RangeMapperTest.h @ 879:eb6b6a88faed
Unit-test RangeMapper, fix a couple of bugs
author | Chris Cannam |
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date | Fri, 31 Jan 2014 13:39:37 +0000 |
parents | |
children | b4787b595db3 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/base/test/RangeMapperTest.h Fri Jan 31 13:39:37 2014 +0000 @@ -0,0 +1,138 @@ +/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ + +/* + Sonic Visualiser + An audio file viewer and annotation editor. + Centre for Digital Music, Queen Mary, University of London. + + 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. See the file + COPYING included with this distribution for more information. +*/ + +#ifndef TEST_RANGE_MAPPER_H +#define TEST_RANGE_MAPPER_H + +#include "../RangeMapper.h" + +#include <QObject> +#include <QtTest> +#include <QDir> + +#include <iostream> + +using namespace std; + +class RangeMapperTest : public QObject +{ + Q_OBJECT + +private slots: + void linearUpForward() + { + LinearRangeMapper rm(1, 8, 0.5, 4.0, "x", false); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getPositionForValue(0.5), 1); + QCOMPARE(rm.getPositionForValue(4.0), 8); + QCOMPARE(rm.getPositionForValue(3.0), 6); + QCOMPARE(rm.getPositionForValue(3.1), 6); + QCOMPARE(rm.getPositionForValue(3.4), 7); + QCOMPARE(rm.getPositionForValue(0.2), 1); + QCOMPARE(rm.getPositionForValue(-12), 1); + QCOMPARE(rm.getPositionForValue(6.1), 8); + } + + void linearDownForward() + { + LinearRangeMapper rm(1, 8, 0.5, 4.0, "x", true); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getPositionForValue(0.5), 8); + QCOMPARE(rm.getPositionForValue(4.0), 1); + QCOMPARE(rm.getPositionForValue(3.0), 3); + QCOMPARE(rm.getPositionForValue(3.1), 3); + QCOMPARE(rm.getPositionForValue(3.4), 2); + QCOMPARE(rm.getPositionForValue(0.2), 8); + QCOMPARE(rm.getPositionForValue(-12), 8); + QCOMPARE(rm.getPositionForValue(6.1), 1); + } + + void linearUpBackward() + { + LinearRangeMapper rm(1, 8, 0.5, 4.0, "x", false); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getValueForPosition(1), 0.5); + QCOMPARE(rm.getValueForPosition(8), 4.0); + QCOMPARE(rm.getValueForPosition(6), 3.0); + QCOMPARE(rm.getValueForPosition(7), 3.5); + QCOMPARE(rm.getValueForPosition(0), rm.getValueForPosition(1)); + QCOMPARE(rm.getValueForPosition(9), rm.getValueForPosition(8)); + } + + void linearDownBackward() + { + LinearRangeMapper rm(1, 8, 0.5, 4.0, "x", true); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getValueForPosition(8), 0.5); + QCOMPARE(rm.getValueForPosition(1), 4.0); + QCOMPARE(rm.getValueForPosition(3), 3.0); + QCOMPARE(rm.getValueForPosition(2), 3.5); + QCOMPARE(rm.getValueForPosition(0), rm.getValueForPosition(1)); + QCOMPARE(rm.getValueForPosition(9), rm.getValueForPosition(8)); + } + + void logUpForward() + { + LogRangeMapper rm(3, 7, 10, 100000, "x", false); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getPositionForValue(10.0), 3); + QCOMPARE(rm.getPositionForValue(100000.0), 7); + QCOMPARE(rm.getPositionForValue(1.0), 3); + QCOMPARE(rm.getPositionForValue(1000000.0), 7); + QCOMPARE(rm.getPositionForValue(1000.0), 5); + QCOMPARE(rm.getPositionForValue(900.0), 5); + QCOMPARE(rm.getPositionForValue(20000), 6); + } + + void logDownForward() + { + LogRangeMapper rm(3, 7, 10, 100000, "x", true); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getPositionForValue(10.0), 7); + QCOMPARE(rm.getPositionForValue(100000.0), 3); + QCOMPARE(rm.getPositionForValue(1.0), 7); + QCOMPARE(rm.getPositionForValue(1000000.0), 3); + QCOMPARE(rm.getPositionForValue(1000.0), 5); + QCOMPARE(rm.getPositionForValue(900.0), 5); + QCOMPARE(rm.getPositionForValue(20000), 4); + } + + void logUpBackward() + { + LogRangeMapper rm(3, 7, 10, 100000, "x", false); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getValueForPosition(3), 10.0); + QCOMPARE(rm.getValueForPosition(7), 100000.0); + QCOMPARE(rm.getValueForPosition(5), 1000.0); + QCOMPARE(rm.getValueForPosition(6), 10000.0); + QCOMPARE(rm.getValueForPosition(0), rm.getValueForPosition(3)); + QCOMPARE(rm.getValueForPosition(9), rm.getValueForPosition(7)); + } + + void logDownBackward() + { + LogRangeMapper rm(3, 7, 10, 100000, "x", true); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getValueForPosition(7), 10.0); + QCOMPARE(rm.getValueForPosition(3), 100000.0); + QCOMPARE(rm.getValueForPosition(5), 1000.0); + QCOMPARE(rm.getValueForPosition(4), 10000.0); + QCOMPARE(rm.getValueForPosition(0), rm.getValueForPosition(3)); + QCOMPARE(rm.getValueForPosition(9), rm.getValueForPosition(7)); + } +}; + +#endif + +