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64 lines
2.4 KiB
C++
64 lines
2.4 KiB
C++
// testvector.h
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//
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// Copyright 2015-2018 J. Andrew Rogers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef METROHASH_TESTVECTOR_H
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#define METROHASH_TESTVECTOR_H
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#include "metrohash.h"
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typedef void (*HashFunction) (const uint8_t * key, uint64_t len, uint32_t seed, uint8_t * hash);
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struct TestVectorData
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{
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HashFunction function;
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uint32_t bits;
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const char * key;
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uint32_t seed;
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uint8_t hash[64];
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};
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// The test vector string is selected such that it will properly exercise every
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// internal branch of the hash function. Currently that requires a string with
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// a length of (at least) 63 bytes.
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static const char * test_key_63 = "012345678901234567890123456789012345678901234567890123456789012";
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// The hash assumes a little-endian architecture. Treating the hash results
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// as an array of uint64_t should enable conversion for big-endian implementations.
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const TestVectorData TestVector [] =
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{
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// seed = 0
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{ metrohash64_1, 64, test_key_63, 0, "658F044F5C730E40" },
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{ metrohash64_2, 64, test_key_63, 0, "073CAAB960623211" },
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{ metrohash128_1, 128, test_key_63, 0, "ED9997ED9D0A8B0FF3F266399477788F" },
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{ metrohash128_2, 128, test_key_63, 0, "7BBA6FE119CF35D45507EDF3505359AB" },
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{ metrohash128crc_1, 128, test_key_63, 0, "B329ED67831604D3DFAC4E4876D8262F" },
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{ metrohash128crc_2, 128, test_key_63, 0, "0502A67E257BBD77206BBCA6BBEF2653" },
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// seed = 1
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{ metrohash64_1, 64, test_key_63, 1, "AE49EBB0A856537B" },
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{ metrohash64_2, 64, test_key_63, 1, "CF518E9CF58402C0" },
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{ metrohash128_1, 128, test_key_63, 1, "DDA6BA67F7DE755EFDF6BEABECCFD1F4" },
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{ metrohash128_2, 128, test_key_63, 1, "2DA6AF149A5CDBC12B09DB0846D69EF0" },
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{ metrohash128crc_1, 128, test_key_63, 1, "E8FAB51AF19F18A7B10D0A57D4276DF2" },
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{ metrohash128crc_2, 128, test_key_63, 1, "2D54F87181A0CF64B02C50D95692BC19" },
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};
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#endif // #ifndef METROHASH_TESTVECTOR_H
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