61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* Copyright 2016-2018 Danny Robson <danny@nerdcruft.net>
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*/
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#include "tap.hpp"
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#include "hash/xxhash.hpp"
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///////////////////////////////////////////////////////////////////////////////
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std::vector<uint8_t>
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operator""_u8s (const char *str, size_t len)
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{
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std::vector<uint8_t> res;
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res.resize (len);
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std::copy_n (str, len, std::begin (res));
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return res;
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}
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///////////////////////////////////////////////////////////////////////////////
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int
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main (int, char **)
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{
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cruft::TAP::logger tap;
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static const struct {
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uint32_t hash32;
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uint64_t hash64;
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unsigned seed;
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std::vector<uint8_t> data;
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const char *msg;
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} TESTS[] = {
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{ 0x02cc5d05, 0xef46db3751d8e999, 0, ""_u8s, "empty string" },
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{ 0x0b2cb792, 0xd5afba1336a3be4b, 1, ""_u8s, "empty string" },
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{ 0x550d7456, 0xd24ec4f1a98c6e5b, 0, "a"_u8s, "single a" },
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{ 0xf514706f, 0xdec2bc81c3cd46c6, 1, "a"_u8s, "single a" },
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{ 0x32d153ff, 0x44bc2cf5ad770999, 0, "abc"_u8s, "abc" },
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{ 0xaa3da8ff, 0xbea9ca8199328908, 1, "abc"_u8s, "abc" },
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{ 0x54ca7e46, 0x892a0760a6343391, 0x1234,
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()_+"_u8s,
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"long alphabet" }
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};
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for (const auto &t: TESTS) {
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cruft::hash::xxhash32 h32 (t.seed);
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cruft::hash::xxhash64 h64 (t.seed);
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tap.expect_eq (h32 (t.data), t.hash32, "xxhash32 {:s}", t.msg);
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tap.expect_eq (h64 (t.data), t.hash64, "xxhash64 {:s}, seed {}", t.msg, t.seed);
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}
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return tap.status ();
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}
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