mirror of
https://github.com/gnss-sdr/gnss-sdr
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43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
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/*!
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* \file galileo_ism_test.cc
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* \brief Tests for Galileo Integrity Support Message
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* \author Carles Fernandez-Prades, 2024. cfernandez(at)cttc.es
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*
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*
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* -----------------------------------------------------------------------------
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*
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* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
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* This file is part of GNSS-SDR.
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*
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* Copyright (C) 2010-2023 (see AUTHORS file for a list of contributors)
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* -----------------------------------------------------------------------------
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*/
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#include "galileo_ism.h"
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#include <gtest/gtest.h>
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#include <algorithm>
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#include <bitset>
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#include <vector>
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TEST(GalileoISMTest, CRC)
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{
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Galileo_ISM gal_ism{};
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uint32_t expected_crc = 3002390191;
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std::bitset<96> input{"010110000010101010101010101010101010101010101010101010101010101010101010101010101010101010101010"};
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std::vector<uint8_t> data_bytes;
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for (size_t i = 0; i < input.size(); i += 8)
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{
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std::bitset<8> byte;
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for (size_t j = 0; j < 8; j++)
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{
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byte[j] = input[i + j];
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}
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data_bytes.push_back(static_cast<uint8_t>(byte.to_ulong()));
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}
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std::reverse(data_bytes.begin(), data_bytes.end());
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auto computed_crc = gal_ism.compute_crc(data_bytes);
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EXPECT_TRUE(computed_crc == expected_crc);
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}
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