71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
/*
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* Copyright 2003-2021 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "util/ByteReverse.hxx"
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#include "util/Compiler.h"
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#include <gtest/gtest.h>
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#include <string.h>
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#include <stdlib.h>
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TEST(ByteReverse, A)
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{
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alignas(uint16_t) static const char src[] = "123456";
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static const char result[] = "214365";
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alignas(uint16_t)static uint8_t dest[std::size(src)];
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reverse_bytes(dest, (const uint8_t *)src,
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(const uint8_t *)(src + std::size(src) - 1), 2);
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EXPECT_STREQ(result, (const char *)dest);
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}
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TEST(ByteReverse, B)
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{
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static const char src[] = "123456";
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static const char result[] = "321654";
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static uint8_t dest[std::size(src)];
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reverse_bytes(dest, (const uint8_t *)src,
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(const uint8_t *)(src + std::size(src) - 1), 3);
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EXPECT_STREQ(result, (const char *)dest);
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}
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TEST(ByteReverse, C)
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{
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alignas(uint32_t) static const char src[] = "12345678";
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static const char result[] = "43218765";
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alignas(uint32_t) static uint8_t dest[std::size(src)];
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reverse_bytes(dest, (const uint8_t *)src,
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(const uint8_t *)(src + std::size(src) - 1), 4);
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EXPECT_STREQ(result, (const char *)dest);
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}
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TEST(ByteReverse, D)
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{
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static const char src[] = "1234567890";
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static const char result[] = "5432109876";
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static uint8_t dest[std::size(src)];
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reverse_bytes(dest, (const uint8_t *)src,
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(const uint8_t *)(src + std::size(src) - 1), 5);
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EXPECT_STREQ(result, (const char *)dest);
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}
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