mirror of
https://github.com/ETLCPP/etl.git
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28da1fa3ef
* Fix bitset_new test: bitset is implemented as little endian container * Fix test_bsd_checksum.cpp: endian test was only implemented for little endian * Fix endianness test * Fix endian in crc tests * Fix test_fnv_1 * Fix test_hash * Fix test_jenkins * Fix test_memory * Fix pearson test * Fix test_xor_rotate_checksum * Fix murmur test
322 lines
9.6 KiB
C++
322 lines
9.6 KiB
C++
/******************************************************************************
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The MIT License(MIT)
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Embedded Template Library.
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https://github.com/ETLCPP/etl
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https://www.etlcpp.com
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Copyright(c) 2021 John Wellbelove
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files(the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions :
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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******************************************************************************/
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#include "unit_test_framework.h"
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#include <iterator>
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#include <string>
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#include <vector>
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#include <stdint.h>
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#include "etl/crc16_modbus.h"
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#include "etl/endianness.h"
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//*****************************************************************************
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// The results for these tests were created from https://crccalc.com/
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//*****************************************************************************
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namespace
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{
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SUITE(test_crc16_modbus)
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{
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//*************************************************************************
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// Table size 256
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//*************************************************************************
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TEST(test_crc16_modbus)
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{
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std::string data("123456789");
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uint16_t crc = etl::crc16_modbus(data.begin(), data.end());
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CHECK_EQUAL(0x4B37U, crc);
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}
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#if ETL_USING_CPP14 && !defined(ETL_CRC_FORCE_CPP03_IMPLEMENTATION)
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//*************************************************************************
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TEST(test_crc16_modbus_constexpr)
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{
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constexpr char data[] = "123456789";
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constexpr uint16_t crc = etl::crc16_modbus(data, data + 9);
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CHECK_EQUAL(0x4B37U, crc);
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}
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#endif
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//*************************************************************************
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TEST(test_crc16_modbus_add_values)
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{
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std::string data("123456789");
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etl::crc16_modbus crc_calculator;
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for (size_t i = 0UL; i < data.size(); ++i)
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{
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crc_calculator.add(data[i]);
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}
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uint16_t crc = crc_calculator;
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_add_range)
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{
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std::string data("123456789");
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etl::crc16_modbus crc_calculator;
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crc_calculator.add(data.begin(), data.end());
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uint16_t crc = crc_calculator.value();
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_add_range_via_iterator)
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{
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std::string data("123456789");
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etl::crc16_modbus crc_calculator;
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std::copy(data.begin(), data.end(), crc_calculator.input());
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uint16_t crc = crc_calculator.value();
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_add_range_endian)
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{
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std::vector<uint8_t> data1 = { 0x01U, 0x02U, 0x03U, 0x04U, 0x05U, 0x06U, 0x07U, 0x08U };
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std::vector<uint32_t> data2;
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if (etl::endianness::value() == etl::endian::little)
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{
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data2 = { 0x04030201UL, 0x08070605UL };
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}
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else
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{
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data2 = { 0x01020304UL, 0x05060708UL };
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}
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std::vector<uint8_t> data3 = { 0x08U, 0x07U, 0x06U, 0x05U, 0x04U, 0x03U, 0x02U, 0x01U };
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uint16_t crc1 = etl::crc16_modbus(data1.begin(), data1.end());
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uint16_t crc2 = etl::crc16_modbus((uint8_t*)&data2[0], (uint8_t*)(&data2[0] + data2.size()));
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CHECK_EQUAL(crc1, crc2);
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uint16_t crc3 = etl::crc16_modbus(data3.rbegin(), data3.rend());
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CHECK_EQUAL(crc1, crc3);
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}
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//*************************************************************************
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// Table size 16
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//*************************************************************************
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TEST(test_crc16_modbus_16)
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{
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std::string data("123456789");
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uint16_t crc = etl::crc16_modbus_t16(data.begin(), data.end());
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CHECK_EQUAL(0x4B37U, crc);
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}
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#if ETL_USING_CPP14 && !defined(ETL_CRC_FORCE_CPP03_IMPLEMENTATION)
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//*************************************************************************
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TEST(test_crc16_modbus_16_constexpr)
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{
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constexpr char data[] = "123456789";
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constexpr uint16_t crc = etl::crc16_modbus_t16(data, data + 9);
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CHECK_EQUAL(0x4B37U, crc);
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}
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#endif
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//*************************************************************************
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TEST(test_crc16_modbus_16_add_values)
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{
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std::string data("123456789");
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etl::crc16_modbus_t16 crc_calculator;
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for (size_t i = 0UL; i < data.size(); ++i)
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{
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crc_calculator.add(data[i]);
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}
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uint16_t crc = crc_calculator;
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_16_add_range)
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{
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std::string data("123456789");
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etl::crc16_modbus_t16 crc_calculator;
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crc_calculator.add(data.begin(), data.end());
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uint16_t crc = crc_calculator.value();
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_16_add_range_via_iterator)
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{
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std::string data("123456789");
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etl::crc16_modbus_t16 crc_calculator;
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std::copy(data.begin(), data.end(), crc_calculator.input());
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uint16_t crc = crc_calculator.value();
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_16_add_range_endian)
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{
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std::vector<uint8_t> data1 = { 0x01U, 0x02U, 0x03U, 0x04U, 0x05U, 0x06U, 0x07U, 0x08U };
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std::vector<uint32_t> data2;
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if (etl::endianness::value() == etl::endian::little)
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{
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data2 = { 0x04030201UL, 0x08070605UL };
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}
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else
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{
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data2 = { 0x01020304UL, 0x05060708UL };
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}
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std::vector<uint8_t> data3 = { 0x08U, 0x07U, 0x06U, 0x05U, 0x04U, 0x03U, 0x02U, 0x01U };
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uint16_t crc1 = etl::crc16_modbus_t16(data1.begin(), data1.end());
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uint16_t crc2 = etl::crc16_modbus_t16((uint8_t*)&data2[0], (uint8_t*)(&data2[0] + data2.size()));
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CHECK_EQUAL(crc1, crc2);
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uint16_t crc3 = etl::crc16_modbus_t16(data3.rbegin(), data3.rend());
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CHECK_EQUAL(crc1, crc3);
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}
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//*************************************************************************
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// Table size 4
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//*************************************************************************
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TEST(test_crc16_modbus_4)
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{
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std::string data("123456789");
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uint16_t crc = etl::crc16_modbus_t4(data.begin(), data.end());
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CHECK_EQUAL(0x4B37U, crc);
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}
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#if ETL_USING_CPP14 && !defined(ETL_CRC_FORCE_CPP03_IMPLEMENTATION)
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//*************************************************************************
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TEST(test_crc16_modbus_4_constexpr)
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{
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constexpr char data[] = "123456789";
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constexpr uint16_t crc = etl::crc16_modbus_t4(data, data + 9);
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CHECK_EQUAL(0x4B37U, crc);
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}
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#endif
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//*************************************************************************
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TEST(test_crc16_modbus_4_add_values)
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{
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std::string data("123456789");
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etl::crc16_modbus_t4 crc_calculator;
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for (size_t i = 0UL; i < data.size(); ++i)
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{
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crc_calculator.add(data[i]);
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}
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uint16_t crc = crc_calculator;
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_4_add_range)
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{
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std::string data("123456789");
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etl::crc16_modbus_t4 crc_calculator;
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crc_calculator.add(data.begin(), data.end());
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uint16_t crc = crc_calculator.value();
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_4_add_range_via_iterator)
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{
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std::string data("123456789");
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etl::crc16_modbus_t4 crc_calculator;
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std::copy(data.begin(), data.end(), crc_calculator.input());
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uint16_t crc = crc_calculator.value();
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CHECK_EQUAL(0x4B37U, crc);
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}
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//*************************************************************************
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TEST(test_crc16_modbus_4_add_range_endian)
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{
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std::vector<uint8_t> data1 = { 0x01U, 0x02U, 0x03U, 0x04U, 0x05U, 0x06U, 0x07U, 0x08U };
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std::vector<uint32_t> data2;
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if (etl::endianness::value() == etl::endian::little)
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{
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data2 = { 0x04030201UL, 0x08070605UL };
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}
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else
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{
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data2 = { 0x01020304UL, 0x05060708UL };
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}
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std::vector<uint8_t> data3 = { 0x08U, 0x07U, 0x06U, 0x05U, 0x04U, 0x03U, 0x02U, 0x01U };
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uint16_t crc1 = etl::crc16_modbus_t4(data1.begin(), data1.end());
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uint16_t crc2 = etl::crc16_modbus_t4((uint8_t*)&data2[0], (uint8_t*)(&data2[0] + data2.size()));
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CHECK_EQUAL(crc1, crc2);
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uint16_t crc3 = etl::crc16_modbus_t4(data3.rbegin(), data3.rend());
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CHECK_EQUAL(crc1, crc3);
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}
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};
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}
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