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pilotclient/tests/blackmisc/testphysicalquantities.cpp

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/* Copyright (C) 2013
* swift Project Community / Contributors
*
* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
* including this file, may be copied, modified, propagated, or distributed except according to the terms
* contained in the LICENSE file.
*/
#include "testphysicalquantities.h"
using namespace BlackMisc::PhysicalQuantities;
using namespace BlackMisc::Math;
namespace BlackMiscTest
{
/*
* Basic unit tests for physical units
*/
void CTestPhysicalQuantities::unitsBasics()
{
// some tests on units
CLengthUnit du1 = CLengthUnit::m(); // Copy
CLengthUnit du2 = CLengthUnit::m(); // Copy
QVERIFY2(du1 == du2, "Compare by value 1");
du1 = CLengthUnit::m(); // Copy
du2 = CLengthUnit::m(); // Copy
QVERIFY2(du1 == du2, "Compare by value 2");
QVERIFY2(CLengthUnit::m() == CLengthUnit::m(), "Compare by value");
CFrequencyUnit fu1 = CFrequencyUnit::Hz();
QVERIFY2(fu1 != du1, "Hz must not be meter");
}
/*
* Distance tests
*/
void CTestPhysicalQuantities::lengthBasics()
{
CLength d1(1, CLengthUnit::m()); // 1m
CLength d2(100, CLengthUnit::cm());
CLength d3(1.852 * 1000, CLengthUnit::m()); // 1852m
CLength d4(1, CLengthUnit::NM());
QVERIFY2(d1 == d2, "1meter shall be 100cm");
QVERIFY2(d3 == d4, "1852meters shall be 1NM");
QVERIFY2(d1 * 2 == 2 * d1, "Commutative multiplication");
d3 *= 2; // SI value
d4 *= 2.0; // SI value !
QVERIFY2(d3 == d4, "2*1852meters shall be 2NM");
// less / greater
QVERIFY2(!(d1 < d2), "Nothing shall be less / greater");
QVERIFY2(!(d1 > d2), "Nothing shall be less / greater");
// epsilon tests
d1 = d2; // both in same unit
d1.addValueSameUnit(d1.getUnit().getEpsilon() / 2.0); // this should be still the same
QVERIFY2(d1 == d2, "Epsilon: 100cm + epsilon shall be 100cm");
QVERIFY2(!(d1 != d2), "Epsilon: 100cm + epsilon shall be still 100cm");
QVERIFY2(!(d1 > d2), "d1 shall not be greater");
d1.addValueSameUnit(d1.getUnit().getEpsilon()); // now over epsilon threshold
QVERIFY2(d1 != d2, "Epsilon exceeded: 100 cm + 2 epsilon shall not be 100cm");
QVERIFY2(d1 > d2, "d1 shall be greater");
}
/*
* Unit tests for speed
*/
void CTestPhysicalQuantities::speedBasics()
{
CSpeed s1(100, CSpeedUnit::km_h());
CSpeed s2(1000, CSpeedUnit::ft_min());
QVERIFY2(CMathUtils::epsilonEqual(s1.valueRounded(CSpeedUnit::NM_h(), 0), 54), qPrintable(QString("100km/h is not %1 NM/h").arg(s1.valueRounded(CSpeedUnit::NM_h(), 0))));
QVERIFY2(CMathUtils::epsilonEqual(s2.valueRounded(CSpeedUnit::m_s(), 1), 5.1), qPrintable(QString("1000ft/min is not %1 m/s").arg(s2.valueRounded(CSpeedUnit::m_s(), 1))));
}
/*
* Frequency unit tests
*/
void CTestPhysicalQuantities::frequencyTests()
{
CFrequency f1(1, CFrequencyUnit::MHz());
QVERIFY2(f1.valueRounded(CFrequencyUnit::kHz(), 2) == 1000, "Mega is 1000kHz");
QVERIFY2(f1.value() == 1 , "1MHz");
QVERIFY2(f1.value(CFrequencyUnit::defaultUnit()) == 1000000 , "1E6 Hz");
CFrequency f2(1e+6, CFrequencyUnit::Hz()) ; // 1 Megahertz
QVERIFY2(f1 == f2 , "MHz is 1E6 Hz");
}
/*
* Angle tests
*/
void CTestPhysicalQuantities::angleTests()
{
CAngle a1(180, CAngleUnit::deg());
CAngle a2(1.5 * CAngle::PI(), CAngleUnit::rad());
CAngle a3(35.4336, CAngleUnit::sexagesimalDeg()); // 35.72666
CAngle a4(35.436, CAngleUnit::sexagesimalDegMin()); // 35.72666
CAngle a5(-60.3015, CAngleUnit::sexagesimalDeg()); // negative angles = west longitude or south latitude
a2.switchUnit(CAngleUnit::deg());
QVERIFY2(CMathUtils::epsilonEqual(a1.piFactor(), 1.00), qPrintable(QString("Pi should be 1PI, not %1").arg(a1.piFactor())));
QVERIFY2(CMathUtils::epsilonEqual(a3.valueRounded(CAngleUnit::deg()), 35.73), "Expecting 35.73");
QVERIFY2(CMathUtils::epsilonEqual(a4.valueRounded(CAngleUnit::deg()), 35.73), "Expecting 35.73");
QVERIFY2(CMathUtils::epsilonEqual(a5.valueRounded(CAngleUnit::deg(), 4), -60.5042), "Expecting -60.5042");
// issue #552
CAngle a6(48.07063588, CAngleUnit::sexagesimalDeg());
CAngle a7(a6);
a7.switchUnit(CAngleUnit::rad());
QVERIFY2(CMathUtils::epsilonEqual(a6.value(CAngleUnit::sexagesimalDeg()), a7.value(CAngleUnit::sexagesimalDeg())), "Conversion via radians yields same answer");
CAngle a8(48.07063588, CAngleUnit::sexagesimalDegMin());
CAngle a9(a8);
a9.switchUnit(CAngleUnit::rad());
QVERIFY2(CMathUtils::epsilonEqual(a8.value(CAngleUnit::sexagesimalDegMin()), a9.value(CAngleUnit::sexagesimalDegMin())), "Conversion via radians yields same answer");
}
/*
* Weight tests
*/
void CTestPhysicalQuantities::massTests()
{
CMass w1(1000, CMassUnit::kg());
CMass w2(w1.value(), CMassUnit::kg());
w2.switchUnit(CMassUnit::tonne());
QVERIFY2(w2.value() == 1, "1tonne shall be 1000kg");
w2.switchUnit(CMassUnit::lb());
QVERIFY2(CMathUtils::epsilonEqual(w2.valueRounded(2), 2204.62), "1tonne shall be 2204pounds");
QVERIFY2(w1 == w2, "Masses shall be equal");
}
/*
* Pressure tests
*/
void CTestPhysicalQuantities::pressureTests()
{
CPressure p1(1013.25, CPressureUnit::hPa());
CPressure p2(29.92, CPressureUnit::inHg());
CPressure p4(p1);
p4.switchUnit(CPressureUnit::mbar());
// does not match exactly
QVERIFY2(p1 != p2, "Standard pressure test little difference");
QVERIFY2(p1.value() == p4.value(), "mbar/hPa test");
}
/*
* Temperature tests
*/
void CTestPhysicalQuantities::temperatureTests()
{
CTemperature t1(0, CTemperatureUnit::C()); // 0C
CTemperature t2(1, CTemperatureUnit::F()); // 1F
CTemperature t3(220.15, CTemperatureUnit::F());
CTemperature t4(10, CTemperatureUnit::F());
QVERIFY2(CMathUtils::epsilonEqual(t1.valueRounded(CTemperatureUnit::K()), 273.15), qPrintable(QString("0C shall be 273.15K, not %1 K").arg(t1.valueRounded(CTemperatureUnit::K()))));
QVERIFY2(CMathUtils::epsilonEqual(t2.valueRounded(CTemperatureUnit::C()), -17.22), qPrintable(QString("1F shall be -17.22C, not %1 C").arg(t2.valueRounded(CTemperatureUnit::C()))));
QVERIFY2(CMathUtils::epsilonEqual(t3.valueRounded(CTemperatureUnit::C()), 104.53), qPrintable(QString("220.15F shall be 104.53C, not %1 C").arg(t3.valueRounded(CTemperatureUnit::C()))));
QVERIFY2(CMathUtils::epsilonEqual(t4.valueRounded(CTemperatureUnit::K()), 260.93), qPrintable(QString("10F shall be 260.93K, not %1 K").arg(t4.valueRounded(CTemperatureUnit::K()))));
}
/*
* Time tests
*/
void CTestPhysicalQuantities::timeTests()
{
CTime t1(1, CTimeUnit::h());
CTime t2(1.5, CTimeUnit::h());
CTime t3(1.25, CTimeUnit::min());
CTime t4(1.0101, CTimeUnit::hms());
CTime t5(26, 35, 40);
CTime t6(3661, CTimeUnit::s());
CTime t7;
QVERIFY2(CMathUtils::epsilonEqual(t1.value(CTimeUnit::defaultUnit()), 3600), "1hour shall be 3600s");
QVERIFY2(CMathUtils::epsilonEqual(t2.value(CTimeUnit::hrmin()), 1.3), "1.5hour shall be 1h30m");
QVERIFY2(CMathUtils::epsilonEqual(t3.value(CTimeUnit::minsec()), 1.15), "1.25min shall be 1m15s");
QVERIFY2(CMathUtils::epsilonEqual(t4.value(CTimeUnit::s()), 3661), "1h01m01s shall be 3661s");
QVERIFY2(CMathUtils::epsilonEqual(t5.value(CTimeUnit::s()), 95740), "Time greater than 24h failed");
QVERIFY2(t6.formattedHrsMinSec() == "01:01:01", "Formatted output hh:mm:ss failed");
QVERIFY2(t6.formattedHrsMin() == "01:01", "Formatted output hh:mm failed");
t6.switchUnit(CTimeUnit::hms());
QVERIFY2(CMathUtils::epsilonEqual(t6.value(), 1.0101), "Switching the unit produced a wrong a value");
t7.parseFromString("27:30:55");
QVERIFY2(t7.formattedHrsMinSec() == "27:30:55", "Parsed time greater than 24h failed");
}
/*
* Test acceleration
*/
void CTestPhysicalQuantities::accelerationTests()
{
CLength oneMeter(1, CLengthUnit::m());
double ftFactor = oneMeter.switchUnit(CLengthUnit::ft()).value();
CAcceleration a1(10.0, CAccelerationUnit::m_s2());
CAcceleration a2(a1);
a1.switchUnit(CAccelerationUnit::ft_s2());
QVERIFY2(a1 == a2, "Accelerations should be similar");
QVERIFY2(CMathUtils::epsilonEqual(BlackMisc::Math::CMathUtils::round(a2.value() * ftFactor, 6),
a1.valueRounded(6)), "Numerical values should be equal");
}
/*
* Just testing obvious memory create / destruct flaws
*/
void CTestPhysicalQuantities::memoryTests()
{
CLength *c = new CLength(100, CLengthUnit::m());
c->switchUnit(CLengthUnit::NM());
QVERIFY2(c->getUnit() == CLengthUnit::NM() && CLengthUnit::defaultUnit() == CLengthUnit::m(),
"Testing distance units failed");
delete c;
CAngle *a = new CAngle(100, CAngleUnit::rad());
a->switchUnit(CAngleUnit::deg());
QVERIFY2(a->getUnit() == CAngleUnit::deg() && CAngleUnit::defaultUnit() == CAngleUnit::deg(),
"Testing angle units failed");
delete a;
}
/*
* Parsing tests
*/
void CTestPhysicalQuantities::parserTests()
{
QVERIFY2(CLength(33.0, CLengthUnit::ft()) == CLength("33.0 ft"), "Length");
QVERIFY2(CLength(33.0, CLengthUnit::ft()) != CLength("33.1 ft"), "Length !=");
QVERIFY2(CLength(-22.8, CLengthUnit::ft()) != CLength("-22.8 cm"), "Length !=");
QVERIFY2(CSpeed(123.45, CSpeedUnit::km_h()) == CSpeed("123.45km/h"), "Speed");
QVERIFY2(CMass(33.45, CMassUnit::kg()) == CMass("33.45000 kg"), "CMass");
// parsing via variant
CSpeed parsedPq1 = CPqString::parseToVariant("100.123 km/h").value<CSpeed>();
QVERIFY2(CSpeed(100.123, CSpeedUnit::km_h()) == parsedPq1, "Parsed speed via variant");
CLength parsedPq2 = CPqString::parseToVariant("-33.123ft").value<CLength>();
QVERIFY2(CLength(-33.123, CLengthUnit::ft()) == parsedPq2, "Parsed length via variant");
CFrequency parsedPq3 = CPqString::parse<CFrequency>("122.8MHz");
QVERIFY2(CFrequency(122.8, CFrequencyUnit::MHz()) == parsedPq3, "Parsed frequency via variant");
}
/*
* Some very basic arithmetic tests on the PQs
*/
void CTestPhysicalQuantities::basicArithmetic()
{
// pressure
CPressure p1 = CPhysicalQuantitiesConstants::ISASeaLevelPressure();
CPressure p2(p1);
p2 *= 2.0;
CPressure p3 = p1 + p1;
QVERIFY2(p3 == p2, "Pressure needs to be the same (2times)");
p3 /= 2.0;
QVERIFY2(p3 == p1, "Pressure needs to be the same (1time)");
p3 = p3 - p3;
QVERIFY2(p3.value() == 0, "Value needs to be zero");
p3 = CPressure(1013, CPressureUnit::hPa());
QVERIFY2(p3 * 1.5 == 1.5 * p3, "Basic commutative test on PQ failed");
// the time clasas
CTime time1;
time1.parseFromString("11:30"); // hhmm
CTime time2;
time2.parseFromString("-11:30"); // hhmm
CTime time3 = time1 + time2;
QVERIFY2(time3.isZeroEpsilonConsidered(), "Time must be 0");
// angle
CAngle a1(180, CAngleUnit::deg());
CAngle a2(1.5 * CAngle::PI(), CAngleUnit::rad());
a1 += a2;
QVERIFY2(a1.valueInteger(CAngleUnit::deg()) == 450, "Expect 450 degrees");
}
} // namespace
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