Mercurial > hg > svcore
diff base/test/RangeMapperTest.h @ 880:b4787b595db3
Implement and test the interpolating and auto range mappers
author | Chris Cannam |
---|---|
date | Fri, 31 Jan 2014 17:09:02 +0000 |
parents | eb6b6a88faed |
children |
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--- a/base/test/RangeMapperTest.h Fri Jan 31 13:39:37 2014 +0000 +++ b/base/test/RangeMapperTest.h Fri Jan 31 17:09:02 2014 +0000 @@ -131,6 +131,110 @@ QCOMPARE(rm.getValueForPosition(0), rm.getValueForPosition(3)); QCOMPARE(rm.getValueForPosition(9), rm.getValueForPosition(7)); } + + void interpolatingForward() + { + InterpolatingRangeMapper::CoordMap mappings; + mappings[1] = 10; + mappings[3] = 30; + mappings[5] = 70; + InterpolatingRangeMapper rm(mappings, "x"); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getPositionForValue(1.0), 10); + QCOMPARE(rm.getPositionForValue(0.0), 10); + QCOMPARE(rm.getPositionForValue(5.0), 70); + QCOMPARE(rm.getPositionForValue(6.0), 70); + QCOMPARE(rm.getPositionForValue(3.0), 30); + QCOMPARE(rm.getPositionForValue(2.5), 25); + QCOMPARE(rm.getPositionForValue(4.5), 60); + } + + void interpolatingBackward() + { + InterpolatingRangeMapper::CoordMap mappings; + mappings[1] = 10; + mappings[3] = 30; + mappings[5] = 70; + InterpolatingRangeMapper rm(mappings, "x"); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getValueForPosition(10), 1.0); + QCOMPARE(rm.getValueForPosition(9), 1.0); + QCOMPARE(rm.getValueForPosition(70), 5.0); + QCOMPARE(rm.getValueForPosition(80), 5.0); + QCOMPARE(rm.getValueForPosition(30), 3.0); + QCOMPARE(rm.getValueForPosition(25), 2.5); + QCOMPARE(rm.getValueForPosition(60), 4.5); + } + + void autoLinearForward() + { + AutoRangeMapper::CoordMap mappings; + mappings[0.5] = 1; + mappings[4.0] = 8; + AutoRangeMapper rm1(mappings, "x"); + QCOMPARE(rm1.getUnit(), QString("x")); + QCOMPARE(rm1.getType(), AutoRangeMapper::StraightLine); + QCOMPARE(rm1.getPositionForValue(0.5), 1); + QCOMPARE(rm1.getPositionForValue(4.0), 8); + QCOMPARE(rm1.getPositionForValue(3.0), 6); + QCOMPARE(rm1.getPositionForValue(3.1), 6); + mappings[3.0] = 6; + mappings[3.5] = 7; + AutoRangeMapper rm2(mappings, "x"); + QCOMPARE(rm2.getUnit(), QString("x")); + QCOMPARE(rm2.getType(), AutoRangeMapper::StraightLine); + QCOMPARE(rm2.getPositionForValue(0.5), 1); + QCOMPARE(rm2.getPositionForValue(4.0), 8); + QCOMPARE(rm2.getPositionForValue(3.0), 6); + QCOMPARE(rm2.getPositionForValue(3.1), 6); + } + + void autoLogForward() + { + AutoRangeMapper::CoordMap mappings; + mappings[10] = 3; + mappings[1000] = 5; + mappings[100000] = 7; + AutoRangeMapper rm1(mappings, "x"); + QCOMPARE(rm1.getUnit(), QString("x")); + QCOMPARE(rm1.getType(), AutoRangeMapper::Logarithmic); + QCOMPARE(rm1.getPositionForValue(10.0), 3); + QCOMPARE(rm1.getPositionForValue(100000.0), 7); + QCOMPARE(rm1.getPositionForValue(1.0), 3); + QCOMPARE(rm1.getPositionForValue(1000000.0), 7); + QCOMPARE(rm1.getPositionForValue(1000.0), 5); + QCOMPARE(rm1.getPositionForValue(900.0), 5); + QCOMPARE(rm1.getPositionForValue(20000), 6); + mappings[100] = 4; + AutoRangeMapper rm2(mappings, "x"); + QCOMPARE(rm2.getUnit(), QString("x")); + QCOMPARE(rm2.getType(), AutoRangeMapper::Logarithmic); + QCOMPARE(rm2.getPositionForValue(10.0), 3); + QCOMPARE(rm2.getPositionForValue(100000.0), 7); + QCOMPARE(rm2.getPositionForValue(1.0), 3); + QCOMPARE(rm2.getPositionForValue(1000000.0), 7); + QCOMPARE(rm2.getPositionForValue(1000.0), 5); + QCOMPARE(rm2.getPositionForValue(900.0), 5); + QCOMPARE(rm2.getPositionForValue(20000), 6); + } + + void autoInterpolatingForward() + { + AutoRangeMapper::CoordMap mappings; + mappings[1] = 10; + mappings[3] = 30; + mappings[5] = 70; + AutoRangeMapper rm(mappings, "x"); + QCOMPARE(rm.getUnit(), QString("x")); + QCOMPARE(rm.getType(), AutoRangeMapper::Interpolating); + QCOMPARE(rm.getPositionForValue(1.0), 10); + QCOMPARE(rm.getPositionForValue(0.0), 10); + QCOMPARE(rm.getPositionForValue(5.0), 70); + QCOMPARE(rm.getPositionForValue(6.0), 70); + QCOMPARE(rm.getPositionForValue(3.0), 30); + QCOMPARE(rm.getPositionForValue(2.5), 25); + QCOMPARE(rm.getPositionForValue(4.5), 60); + } }; #endif