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128 lines
3.4 KiB
C++
128 lines
3.4 KiB
C++
//
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// FILE: unit_test_001.cpp
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// AUTHOR: Rob Tillaart
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// DATE: 2021-01-03
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// PURPOSE: unit tests for the RunningMedian
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// https://github.com/RobTillaart/RunningMedian
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// https://github.com/Arduino-CI/arduino_ci/blob/master/REFERENCE.md
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//
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// supported assertions
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// ----------------------------
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// assertEqual(expected, actual); // a == b
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// assertNotEqual(unwanted, actual); // a != b
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// assertComparativeEquivalent(expected, actual); // abs(a - b) == 0 or (!(a > b) && !(a < b))
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// assertComparativeNotEquivalent(unwanted, actual); // abs(a - b) > 0 or ((a > b) || (a < b))
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// assertLess(upperBound, actual); // a < b
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// assertMore(lowerBound, actual); // a > b
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// assertLessOrEqual(upperBound, actual); // a <= b
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// assertMoreOrEqual(lowerBound, actual); // a >= b
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// assertTrue(actual);
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// assertFalse(actual);
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// assertNull(actual);
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// // special cases for floats
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// assertEqualFloat(expected, actual, epsilon); // fabs(a - b) <= epsilon
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// assertNotEqualFloat(unwanted, actual, epsilon); // fabs(a - b) >= epsilon
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// assertInfinity(actual); // isinf(a)
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// assertNotInfinity(actual); // !isinf(a)
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// assertNAN(arg); // isnan(a)
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// assertNotNAN(arg); // !isnan(a)
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#include <ArduinoUnitTests.h>
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#include "Arduino.h"
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#include "RunningMedian.h"
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unittest_setup()
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{
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fprintf(stderr, "RUNNING_MEDIAN_VERSION: %s\n", (char *) RUNNING_MEDIAN_VERSION);
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}
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unittest_teardown()
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{
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}
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unittest(test_constants)
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{
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assertEqual(true, RUNNING_MEDIAN_USE_MALLOC);
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assertEqual(255, MEDIAN_MAX_SIZE);
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assertEqual( 3, MEDIAN_MIN_SIZE);
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}
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unittest(test_constructor)
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{
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RunningMedian samples = RunningMedian(5);
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assertEqual(5, samples.getSize());
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assertEqual(0, samples.getCount());
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// TODO default values?
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}
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unittest(test_basic_add)
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{
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RunningMedian samples = RunningMedian(5);
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int cnt = 0;
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for (int i = 0, cnt = 0; i < 50; i+=10)
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{
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samples.add(i);
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cnt++;
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assertEqual(cnt, samples.getCount());
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}
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assertEqual(5, samples.getSize());
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assertEqualFloat(20, samples.getMedian(), 0.0001);
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assertEqualFloat(20, samples.getAverage(), 0.0001);
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assertEqualFloat(00, samples.getLowest(), 0.0001);
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assertEqualFloat(40, samples.getHighest(), 0.0001);
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samples.add(100); // 6th element
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assertEqual(5, samples.getSize());
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assertEqual(5, samples.getCount());
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assertEqualFloat(30, samples.getMedian(), 0.0001);
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assertEqualFloat(40, samples.getAverage(), 0.0001);
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assertEqualFloat(10, samples.getLowest(), 0.0001);
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assertEqualFloat(100, samples.getHighest(), 0.0001);
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samples.clear();
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assertEqual(5, samples.getSize());
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assertEqual(0, samples.getCount());
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}
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unittest(test_big)
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{
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RunningMedian samples = RunningMedian(100);
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assertEqual(100, samples.getSize());
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assertEqual(0, samples.getCount());
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for (int i = 0; i < 110; i++)
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{
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samples.add(i);
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}
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assertEqual(100, samples.getSize());
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assertEqual(100, samples.getCount());
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assertEqualFloat(59.5, samples.getMedian(), 0.0001);
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assertEqualFloat(59.5, samples.getAverage(), 0.0001);
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assertEqualFloat(10, samples.getLowest(), 0.0001);
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assertEqualFloat(109, samples.getHighest(), 0.0001);
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samples.clear();
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assertEqual(100, samples.getSize());
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assertEqual(0, samples.getCount());
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}
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unittest_main()
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// --------
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