mirror of
https://github.com/RobTillaart/Arduino.git
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136 lines
3.3 KiB
C++
136 lines
3.3 KiB
C++
//
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// FILE: unit_test_crc8.cpp
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// AUTHOR: Rob Tillaart
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// DATE: 2021-03-31
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// PURPOSE: unit tests for the CRC library
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// https://github.com/RobTillaart/CRC
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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 "CRC8.h"
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char str[24] = "123456789";
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uint8_t * data = (uint8_t *) str;
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unittest_setup()
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{
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}
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unittest_teardown()
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{
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}
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unittest(test_crc8)
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{
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fprintf(stderr, "TEST CRC8\n");
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CRC8 crc;
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crc.setPolynome(0x07);
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crc.add(data, 9);
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assertEqual(0xF4, crc.getCRC());
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crc.reset();
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crc.setPolynome(0x39);
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crc.setReverseIn(true);
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crc.setReverseOut(true);
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crc.add(data, 9);
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assertEqual(0x15, crc.getCRC());
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crc.reset();
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crc.setPolynome(0xD5);
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crc.add(data, 9);
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assertEqual(0xBC, crc.getCRC());
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crc.reset();
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crc.setPolynome(0x1D);
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crc.setStartXOR(0xFF);
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crc.setReverseIn(true);
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crc.setReverseOut(true);
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crc.add(data, 9);
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assertEqual(0x97, crc.getCRC());
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crc.reset();
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crc.setPolynome(0x1D);
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crc.setStartXOR(0xFD);
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crc.add(data, 9);
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assertEqual(0x7E, crc.getCRC());
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crc.reset();
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crc.setPolynome(0x07);
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crc.setStartXOR(0x00);
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crc.setEndXOR(0x55);
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crc.add(data, 9);
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assertEqual(0xA1, crc.getCRC());
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crc.reset();
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crc.setPolynome(0x31);
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crc.setReverseIn(true);
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crc.setReverseOut(true);
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crc.add(data, 9);
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assertEqual(0xA1, crc.getCRC());
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crc.reset();
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crc.setPolynome(0x07);
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crc.setStartXOR(0xFF);
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crc.setReverseIn(true);
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crc.setReverseOut(true);
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crc.add(data, 9);
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assertEqual(0xD0, crc.getCRC());
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crc.reset();
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crc.setPolynome(0x9B);
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crc.setReverseIn(true);
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crc.setReverseOut(true);
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crc.add(data, 9);
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assertEqual(0x25, crc.getCRC());
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/*
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// DONE
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assertEqual(0xDA, crc8(data, 9, 0x9B, 0xFF));
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assertEqual(0x15, crc8(data, 9, 0x39, 0x00, 0x00, true, true));
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assertEqual(0xBC, crc8(data, 9, 0xD5));
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assertEqual(0x97, crc8(data, 9, 0x1D, 0xFF, 0x00, true, true));
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assertEqual(0x7E, crc8(data, 9, 0x1D, 0xFD));
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assertEqual(0xA1, crc8(data, 9, 0x07, 0x00, 0x55));
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assertEqual(0xA1, crc8(data, 9, 0x31, 0x00, 0x00, true, true));
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assertEqual(0xD0, crc8(data, 9, 0x07, 0xFF, 0x00, true, true));
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assertEqual(0x25, crc8(data, 9, 0x9B, 0x00, 0x00, true, true));
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*/
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}
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unittest_main()
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// --------
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