// // FILE: unit_test_crc8.cpp // AUTHOR: Rob Tillaart // DATE: 2021-03-31 // PURPOSE: unit tests for the CRC library // https://github.com/RobTillaart/CRC // https://github.com/Arduino-CI/arduino_ci/blob/master/REFERENCE.md // // supported assertions // ---------------------------- // assertEqual(expected, actual); // a == b // assertNotEqual(unwanted, actual); // a != b // assertComparativeEquivalent(expected, actual); // abs(a - b) == 0 or (!(a > b) && !(a < b)) // assertComparativeNotEquivalent(unwanted, actual); // abs(a - b) > 0 or ((a > b) || (a < b)) // assertLess(upperBound, actual); // a < b // assertMore(lowerBound, actual); // a > b // assertLessOrEqual(upperBound, actual); // a <= b // assertMoreOrEqual(lowerBound, actual); // a >= b // assertTrue(actual); // assertFalse(actual); // assertNull(actual); // // special cases for floats // assertEqualFloat(expected, actual, epsilon); // fabs(a - b) <= epsilon // assertNotEqualFloat(unwanted, actual, epsilon); // fabs(a - b) >= epsilon // assertInfinity(actual); // isinf(a) // assertNotInfinity(actual); // !isinf(a) // assertNAN(arg); // isnan(a) // assertNotNAN(arg); // !isnan(a) #include #include "Arduino.h" #include "CRC8.h" char str[24] = "123456789"; uint8_t * data = (uint8_t *) str; unittest_setup() { } unittest_teardown() { } unittest(test_crc8) { fprintf(stderr, "TEST CRC8\n"); CRC8 crc; crc.setPolynome(0x07); crc.add(data, 9); assertEqual(0xF4, crc.getCRC()); crc.reset(); crc.setPolynome(0x39); crc.setReverseIn(true); crc.setReverseOut(true); crc.add(data, 9); assertEqual(0x15, crc.getCRC()); crc.reset(); crc.setPolynome(0xD5); crc.add(data, 9); assertEqual(0xBC, crc.getCRC()); crc.reset(); crc.setPolynome(0x1D); crc.setStartXOR(0xFF); crc.setReverseIn(true); crc.setReverseOut(true); crc.add(data, 9); assertEqual(0x97, crc.getCRC()); crc.reset(); crc.setPolynome(0x1D); crc.setStartXOR(0xFD); crc.add(data, 9); assertEqual(0x7E, crc.getCRC()); crc.reset(); crc.setPolynome(0x07); crc.setStartXOR(0x00); crc.setEndXOR(0x55); crc.add(data, 9); assertEqual(0xA1, crc.getCRC()); crc.reset(); crc.setPolynome(0x31); crc.setReverseIn(true); crc.setReverseOut(true); crc.add(data, 9); assertEqual(0xA1, crc.getCRC()); crc.reset(); crc.setPolynome(0x07); crc.setStartXOR(0xFF); crc.setReverseIn(true); crc.setReverseOut(true); crc.add(data, 9); assertEqual(0xD0, crc.getCRC()); crc.reset(); crc.setPolynome(0x9B); crc.setReverseIn(true); crc.setReverseOut(true); crc.add(data, 9); assertEqual(0x25, crc.getCRC()); /* // DONE assertEqual(0xDA, crc8(data, 9, 0x9B, 0xFF)); assertEqual(0x15, crc8(data, 9, 0x39, 0x00, 0x00, true, true)); assertEqual(0xBC, crc8(data, 9, 0xD5)); assertEqual(0x97, crc8(data, 9, 0x1D, 0xFF, 0x00, true, true)); assertEqual(0x7E, crc8(data, 9, 0x1D, 0xFD)); assertEqual(0xA1, crc8(data, 9, 0x07, 0x00, 0x55)); assertEqual(0xA1, crc8(data, 9, 0x31, 0x00, 0x00, true, true)); assertEqual(0xD0, crc8(data, 9, 0x07, 0xFF, 0x00, true, true)); assertEqual(0x25, crc8(data, 9, 0x9B, 0x00, 0x00, true, true)); */ } unittest_main() // --------