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107 lines
2.7 KiB
C++
107 lines
2.7 KiB
C++
//
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// FILE: unit_test_001.cpp
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// AUTHOR: Rob Tillaart
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// DATE: 2020-12-28
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// PURPOSE: unit tests for the infiniteAverage
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// https://github.com/RobTillaart/infiniteAverage
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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 "infiniteAverage.h"
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unittest_setup()
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{
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fprintf(stderr, "IAVG_LIB_VERSION: %s\n", (char *) IAVG_LIB_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_constructor)
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{
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IAVG iavg;
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assertEqual(0, iavg.count());
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assertEqual(0, iavg.whole());
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assertEqualFloat(0, iavg.decimals(), 0.0001);
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}
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unittest(test_add)
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{
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IAVG iavg;
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iavg.add(10000000);
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assertEqual(1, iavg.count());
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assertEqual(10000000, iavg.whole());
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assertEqualFloat(0, iavg.decimals(), 0.0001);
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assertEqualFloat(10000000, iavg.average(), 0.0001);
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iavg.add(1);
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assertEqual(2, iavg.count());
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assertEqual(10000001, iavg.whole());
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assertEqualFloat(0, iavg.decimals(), 0.0001);
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assertEqualFloat(5000000.5, iavg.average(), 0.5); // as output is just a float ...
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}
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unittest(test_threshold)
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{
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IAVG iavg;
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iavg.reset();
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for (int i = 0; i < 1000; i++)
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{
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iavg.add(1.0 * i);
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}
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fprintf(stderr, "%d \t%d \t%f\n", iavg.count(), iavg.whole(), iavg.average());
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// shows the effects of (relative) small thresholds with non-uniform data
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for (uint32_t th = 100000; th < 1000000; th += 100000)
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{
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iavg.reset();
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iavg.setDivideThreshold(th);
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for (int i = 0; i < 1000; i++)
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{
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iavg.add(1.0 * i);
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}
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fprintf(stderr, "%3d %d \t%d \t%f\n", th, iavg.count(), iavg.whole(), iavg.average());
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}
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}
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unittest_main()
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// --------
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