mirror of
https://github.com/fnproject/fn.git
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e7658db822
* fn: bring back CH ring placer into FN repo based on original FnLB * fn: move placement code into runnerpool directory
592 lines
18 KiB
Go
592 lines
18 KiB
Go
// Written in 2012 by Dmitry Chestnykh.
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//
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// To the extent possible under law, the author have dedicated all copyright
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// and related and neighboring rights to this software to the public domain
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// worldwide. This software is distributed without any warranty.
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// http://creativecommons.org/publicdomain/zero/1.0/
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package siphash
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import (
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"bytes"
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"encoding/binary"
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"testing"
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)
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var zeroKey = make([]byte, 16)
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var golden = []struct {
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k []byte
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m []byte
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r uint64
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}{
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{
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[]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f},
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[]byte{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e},
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0xa129ca6149be45e5,
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},
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{
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zeroKey,
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[]byte("Hello world"),
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0xc9e8a3021f3822d9,
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},
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{
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zeroKey,
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[]byte{}, // zero-length message
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0x1e924b9d737700d7,
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},
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{
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zeroKey,
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[]byte("12345678123"),
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0xf95d77ccdb0649f,
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},
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{
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zeroKey,
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make([]byte, 8),
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0xe849e8bb6ffe2567,
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},
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{
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zeroKey,
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make([]byte, 1535),
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0xe74d1c0ab64b2afa,
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},
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}
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// Test vectors from reference implementation.
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//
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// SipHash-2-4 output with
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// k = 00 01 02 ...
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// and
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// in = (empty string)
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// in = 00 (1 byte)
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// in = 00 01 (2 bytes)
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// in = 00 01 02 (3 bytes)
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// ...
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// in = 00 01 02 ... 3e (63 bytes)
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var goldenRef = [][]byte{
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{0x31, 0x0e, 0x0e, 0xdd, 0x47, 0xdb, 0x6f, 0x72},
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{0xfd, 0x67, 0xdc, 0x93, 0xc5, 0x39, 0xf8, 0x74},
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{0x5a, 0x4f, 0xa9, 0xd9, 0x09, 0x80, 0x6c, 0x0d},
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{0x2d, 0x7e, 0xfb, 0xd7, 0x96, 0x66, 0x67, 0x85},
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{0xb7, 0x87, 0x71, 0x27, 0xe0, 0x94, 0x27, 0xcf},
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{0x8d, 0xa6, 0x99, 0xcd, 0x64, 0x55, 0x76, 0x18},
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{0xce, 0xe3, 0xfe, 0x58, 0x6e, 0x46, 0xc9, 0xcb},
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{0x37, 0xd1, 0x01, 0x8b, 0xf5, 0x00, 0x02, 0xab},
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{0x62, 0x24, 0x93, 0x9a, 0x79, 0xf5, 0xf5, 0x93},
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{0xb0, 0xe4, 0xa9, 0x0b, 0xdf, 0x82, 0x00, 0x9e},
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{0xf3, 0xb9, 0xdd, 0x94, 0xc5, 0xbb, 0x5d, 0x7a},
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{0xa7, 0xad, 0x6b, 0x22, 0x46, 0x2f, 0xb3, 0xf4},
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{0xfb, 0xe5, 0x0e, 0x86, 0xbc, 0x8f, 0x1e, 0x75},
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{0x90, 0x3d, 0x84, 0xc0, 0x27, 0x56, 0xea, 0x14},
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{0xee, 0xf2, 0x7a, 0x8e, 0x90, 0xca, 0x23, 0xf7},
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{0xe5, 0x45, 0xbe, 0x49, 0x61, 0xca, 0x29, 0xa1},
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{0xdb, 0x9b, 0xc2, 0x57, 0x7f, 0xcc, 0x2a, 0x3f},
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{0x94, 0x47, 0xbe, 0x2c, 0xf5, 0xe9, 0x9a, 0x69},
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{0x9c, 0xd3, 0x8d, 0x96, 0xf0, 0xb3, 0xc1, 0x4b},
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{0xbd, 0x61, 0x79, 0xa7, 0x1d, 0xc9, 0x6d, 0xbb},
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{0x98, 0xee, 0xa2, 0x1a, 0xf2, 0x5c, 0xd6, 0xbe},
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{0xc7, 0x67, 0x3b, 0x2e, 0xb0, 0xcb, 0xf2, 0xd0},
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{0x88, 0x3e, 0xa3, 0xe3, 0x95, 0x67, 0x53, 0x93},
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{0xc8, 0xce, 0x5c, 0xcd, 0x8c, 0x03, 0x0c, 0xa8},
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{0x94, 0xaf, 0x49, 0xf6, 0xc6, 0x50, 0xad, 0xb8},
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{0xea, 0xb8, 0x85, 0x8a, 0xde, 0x92, 0xe1, 0xbc},
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{0xf3, 0x15, 0xbb, 0x5b, 0xb8, 0x35, 0xd8, 0x17},
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{0xad, 0xcf, 0x6b, 0x07, 0x63, 0x61, 0x2e, 0x2f},
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{0xa5, 0xc9, 0x1d, 0xa7, 0xac, 0xaa, 0x4d, 0xde},
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{0x71, 0x65, 0x95, 0x87, 0x66, 0x50, 0xa2, 0xa6},
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{0x28, 0xef, 0x49, 0x5c, 0x53, 0xa3, 0x87, 0xad},
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{0x42, 0xc3, 0x41, 0xd8, 0xfa, 0x92, 0xd8, 0x32},
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{0xce, 0x7c, 0xf2, 0x72, 0x2f, 0x51, 0x27, 0x71},
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{0xe3, 0x78, 0x59, 0xf9, 0x46, 0x23, 0xf3, 0xa7},
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{0x38, 0x12, 0x05, 0xbb, 0x1a, 0xb0, 0xe0, 0x12},
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{0xae, 0x97, 0xa1, 0x0f, 0xd4, 0x34, 0xe0, 0x15},
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{0xb4, 0xa3, 0x15, 0x08, 0xbe, 0xff, 0x4d, 0x31},
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{0x81, 0x39, 0x62, 0x29, 0xf0, 0x90, 0x79, 0x02},
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{0x4d, 0x0c, 0xf4, 0x9e, 0xe5, 0xd4, 0xdc, 0xca},
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{0x5c, 0x73, 0x33, 0x6a, 0x76, 0xd8, 0xbf, 0x9a},
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{0xd0, 0xa7, 0x04, 0x53, 0x6b, 0xa9, 0x3e, 0x0e},
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{0x92, 0x59, 0x58, 0xfc, 0xd6, 0x42, 0x0c, 0xad},
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{0xa9, 0x15, 0xc2, 0x9b, 0xc8, 0x06, 0x73, 0x18},
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{0x95, 0x2b, 0x79, 0xf3, 0xbc, 0x0a, 0xa6, 0xd4},
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{0xf2, 0x1d, 0xf2, 0xe4, 0x1d, 0x45, 0x35, 0xf9},
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{0x87, 0x57, 0x75, 0x19, 0x04, 0x8f, 0x53, 0xa9},
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{0x10, 0xa5, 0x6c, 0xf5, 0xdf, 0xcd, 0x9a, 0xdb},
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{0xeb, 0x75, 0x09, 0x5c, 0xcd, 0x98, 0x6c, 0xd0},
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{0x51, 0xa9, 0xcb, 0x9e, 0xcb, 0xa3, 0x12, 0xe6},
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{0x96, 0xaf, 0xad, 0xfc, 0x2c, 0xe6, 0x66, 0xc7},
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{0x72, 0xfe, 0x52, 0x97, 0x5a, 0x43, 0x64, 0xee},
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{0x5a, 0x16, 0x45, 0xb2, 0x76, 0xd5, 0x92, 0xa1},
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{0xb2, 0x74, 0xcb, 0x8e, 0xbf, 0x87, 0x87, 0x0a},
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{0x6f, 0x9b, 0xb4, 0x20, 0x3d, 0xe7, 0xb3, 0x81},
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{0xea, 0xec, 0xb2, 0xa3, 0x0b, 0x22, 0xa8, 0x7f},
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{0x99, 0x24, 0xa4, 0x3c, 0xc1, 0x31, 0x57, 0x24},
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{0xbd, 0x83, 0x8d, 0x3a, 0xaf, 0xbf, 0x8d, 0xb7},
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{0x0b, 0x1a, 0x2a, 0x32, 0x65, 0xd5, 0x1a, 0xea},
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{0x13, 0x50, 0x79, 0xa3, 0x23, 0x1c, 0xe6, 0x60},
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{0x93, 0x2b, 0x28, 0x46, 0xe4, 0xd7, 0x06, 0x66},
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{0xe1, 0x91, 0x5f, 0x5c, 0xb1, 0xec, 0xa4, 0x6c},
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{0xf3, 0x25, 0x96, 0x5c, 0xa1, 0x6d, 0x62, 0x9f},
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{0x57, 0x5f, 0xf2, 0x8e, 0x60, 0x38, 0x1b, 0xe5},
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{0x72, 0x45, 0x06, 0xeb, 0x4c, 0x32, 0x8a, 0x95},
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}
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var goldenRef128 = [][]byte{
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{0xa3, 0x81, 0x7f, 0x04, 0xba, 0x25, 0xa8, 0xe6, 0x6d, 0xf6, 0x72, 0x14, 0xc7, 0x55, 0x02, 0x93},
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{0xda, 0x87, 0xc1, 0xd8, 0x6b, 0x99, 0xaf, 0x44, 0x34, 0x76, 0x59, 0x11, 0x9b, 0x22, 0xfc, 0x45},
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{0x81, 0x77, 0x22, 0x8d, 0xa4, 0xa4, 0x5d, 0xc7, 0xfc, 0xa3, 0x8b, 0xde, 0xf6, 0x0a, 0xff, 0xe4},
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{0x9c, 0x70, 0xb6, 0x0c, 0x52, 0x67, 0xa9, 0x4e, 0x5f, 0x33, 0xb6, 0xb0, 0x29, 0x85, 0xed, 0x51},
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{0xf8, 0x81, 0x64, 0xc1, 0x2d, 0x9c, 0x8f, 0xaf, 0x7d, 0x0f, 0x6e, 0x7c, 0x7b, 0xcd, 0x55, 0x79},
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{0x13, 0x68, 0x87, 0x59, 0x80, 0x77, 0x6f, 0x88, 0x54, 0x52, 0x7a, 0x07, 0x69, 0x0e, 0x96, 0x27},
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{0x14, 0xee, 0xca, 0x33, 0x8b, 0x20, 0x86, 0x13, 0x48, 0x5e, 0xa0, 0x30, 0x8f, 0xd7, 0xa1, 0x5e},
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{0xa1, 0xf1, 0xeb, 0xbe, 0xd8, 0xdb, 0xc1, 0x53, 0xc0, 0xb8, 0x4a, 0xa6, 0x1f, 0xf0, 0x82, 0x39},
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{0x3b, 0x62, 0xa9, 0xba, 0x62, 0x58, 0xf5, 0x61, 0x0f, 0x83, 0xe2, 0x64, 0xf3, 0x14, 0x97, 0xb4},
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{0x26, 0x44, 0x99, 0x06, 0x0a, 0xd9, 0xba, 0xab, 0xc4, 0x7f, 0x8b, 0x02, 0xbb, 0x6d, 0x71, 0xed},
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{0x00, 0x11, 0x0d, 0xc3, 0x78, 0x14, 0x69, 0x56, 0xc9, 0x54, 0x47, 0xd3, 0xf3, 0xd0, 0xfb, 0xba},
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{0x01, 0x51, 0xc5, 0x68, 0x38, 0x6b, 0x66, 0x77, 0xa2, 0xb4, 0xdc, 0x6f, 0x81, 0xe5, 0xdc, 0x18},
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{0xd6, 0x26, 0xb2, 0x66, 0x90, 0x5e, 0xf3, 0x58, 0x82, 0x63, 0x4d, 0xf6, 0x85, 0x32, 0xc1, 0x25},
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{0x98, 0x69, 0xe2, 0x47, 0xe9, 0xc0, 0x8b, 0x10, 0xd0, 0x29, 0x93, 0x4f, 0xc4, 0xb9, 0x52, 0xf7},
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{0x31, 0xfc, 0xef, 0xac, 0x66, 0xd7, 0xde, 0x9c, 0x7e, 0xc7, 0x48, 0x5f, 0xe4, 0x49, 0x49, 0x02},
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{0x54, 0x93, 0xe9, 0x99, 0x33, 0xb0, 0xa8, 0x11, 0x7e, 0x08, 0xec, 0x0f, 0x97, 0xcf, 0xc3, 0xd9},
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{0x6e, 0xe2, 0xa4, 0xca, 0x67, 0xb0, 0x54, 0xbb, 0xfd, 0x33, 0x15, 0xbf, 0x85, 0x23, 0x05, 0x77},
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{0x47, 0x3d, 0x06, 0xe8, 0x73, 0x8d, 0xb8, 0x98, 0x54, 0xc0, 0x66, 0xc4, 0x7a, 0xe4, 0x77, 0x40},
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{0xa4, 0x26, 0xe5, 0xe4, 0x23, 0xbf, 0x48, 0x85, 0x29, 0x4d, 0xa4, 0x81, 0xfe, 0xae, 0xf7, 0x23},
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{0x78, 0x01, 0x77, 0x31, 0xcf, 0x65, 0xfa, 0xb0, 0x74, 0xd5, 0x20, 0x89, 0x52, 0x51, 0x2e, 0xb1},
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{0x9e, 0x25, 0xfc, 0x83, 0x3f, 0x22, 0x90, 0x73, 0x3e, 0x93, 0x44, 0xa5, 0xe8, 0x38, 0x39, 0xeb},
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{0x56, 0x8e, 0x49, 0x5a, 0xbe, 0x52, 0x5a, 0x21, 0x8a, 0x22, 0x14, 0xcd, 0x3e, 0x07, 0x1d, 0x12},
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{0x4a, 0x29, 0xb5, 0x45, 0x52, 0xd1, 0x6b, 0x9a, 0x46, 0x9c, 0x10, 0x52, 0x8e, 0xff, 0x0a, 0xae},
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{0xc9, 0xd1, 0x84, 0xdd, 0xd5, 0xa9, 0xf5, 0xe0, 0xcf, 0x8c, 0xe2, 0x9a, 0x9a, 0xbf, 0x69, 0x1c},
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{0x2d, 0xb4, 0x79, 0xae, 0x78, 0xbd, 0x50, 0xd8, 0x88, 0x2a, 0x8a, 0x17, 0x8a, 0x61, 0x32, 0xad},
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{0x8e, 0xce, 0x5f, 0x04, 0x2d, 0x5e, 0x44, 0x7b, 0x50, 0x51, 0xb9, 0xea, 0xcb, 0x8d, 0x8f, 0x6f},
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{0x9c, 0x0b, 0x53, 0xb4, 0xb3, 0xc3, 0x07, 0xe8, 0x7e, 0xae, 0xe0, 0x86, 0x78, 0x14, 0x1f, 0x66},
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{0xab, 0xf2, 0x48, 0xaf, 0x69, 0xa6, 0xea, 0xe4, 0xbf, 0xd3, 0xeb, 0x2f, 0x12, 0x9e, 0xeb, 0x94},
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{0x06, 0x64, 0xda, 0x16, 0x68, 0x57, 0x4b, 0x88, 0xb9, 0x35, 0xf3, 0x02, 0x73, 0x58, 0xae, 0xf4},
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{0xaa, 0x4b, 0x9d, 0xc4, 0xbf, 0x33, 0x7d, 0xe9, 0x0c, 0xd4, 0xfd, 0x3c, 0x46, 0x7c, 0x6a, 0xb7},
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{0xea, 0x5c, 0x7f, 0x47, 0x1f, 0xaf, 0x6b, 0xde, 0x2b, 0x1a, 0xd7, 0xd4, 0x68, 0x6d, 0x22, 0x87},
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{0x29, 0x39, 0xb0, 0x18, 0x32, 0x23, 0xfa, 0xfc, 0x17, 0x23, 0xde, 0x4f, 0x52, 0xc4, 0x3d, 0x35},
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{0x7c, 0x39, 0x56, 0xca, 0x5e, 0xea, 0xfc, 0x3e, 0x36, 0x3e, 0x9d, 0x55, 0x65, 0x46, 0xeb, 0x68},
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{0x77, 0xc6, 0x07, 0x71, 0x46, 0xf0, 0x1c, 0x32, 0xb6, 0xb6, 0x9d, 0x5f, 0x4e, 0xa9, 0xff, 0xcf},
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{0x37, 0xa6, 0x98, 0x6c, 0xb8, 0x84, 0x7e, 0xdf, 0x09, 0x25, 0xf0, 0xf1, 0x30, 0x9b, 0x54, 0xde},
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{0xa7, 0x05, 0xf0, 0xe6, 0x9d, 0xa9, 0xa8, 0xf9, 0x07, 0x24, 0x1a, 0x2e, 0x92, 0x3c, 0x8c, 0xc8},
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{0x3d, 0xc4, 0x7d, 0x1f, 0x29, 0xc4, 0x48, 0x46, 0x1e, 0x9e, 0x76, 0xed, 0x90, 0x4f, 0x67, 0x11},
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{0x0d, 0x62, 0xbf, 0x01, 0xe6, 0xfc, 0x0e, 0x1a, 0x0d, 0x3c, 0x47, 0x51, 0xc5, 0xd3, 0x69, 0x2b},
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{0x8c, 0x03, 0x46, 0x8b, 0xca, 0x7c, 0x66, 0x9e, 0xe4, 0xfd, 0x5e, 0x08, 0x4b, 0xbe, 0xe7, 0xb5},
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{0x52, 0x8a, 0x5b, 0xb9, 0x3b, 0xaf, 0x2c, 0x9c, 0x44, 0x73, 0xcc, 0xe5, 0xd0, 0xd2, 0x2b, 0xd9},
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{0xdf, 0x6a, 0x30, 0x1e, 0x95, 0xc9, 0x5d, 0xad, 0x97, 0xae, 0x0c, 0xc8, 0xc6, 0x91, 0x3b, 0xd8},
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{0x80, 0x11, 0x89, 0x90, 0x2c, 0x85, 0x7f, 0x39, 0xe7, 0x35, 0x91, 0x28, 0x5e, 0x70, 0xb6, 0xdb},
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{0xe6, 0x17, 0x34, 0x6a, 0xc9, 0xc2, 0x31, 0xbb, 0x36, 0x50, 0xae, 0x34, 0xcc, 0xca, 0x0c, 0x5b},
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{0x27, 0xd9, 0x34, 0x37, 0xef, 0xb7, 0x21, 0xaa, 0x40, 0x18, 0x21, 0xdc, 0xec, 0x5a, 0xdf, 0x89},
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{0x89, 0x23, 0x7d, 0x9d, 0xed, 0x9c, 0x5e, 0x78, 0xd8, 0xb1, 0xc9, 0xb1, 0x66, 0xcc, 0x73, 0x42},
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{0x4a, 0x6d, 0x80, 0x91, 0xbf, 0x5e, 0x7d, 0x65, 0x11, 0x89, 0xfa, 0x94, 0xa2, 0x50, 0xb1, 0x4c},
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{0x0e, 0x33, 0xf9, 0x60, 0x55, 0xe7, 0xae, 0x89, 0x3f, 0xfc, 0x0e, 0x3d, 0xcf, 0x49, 0x29, 0x02},
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{0xe6, 0x1c, 0x43, 0x2b, 0x72, 0x0b, 0x19, 0xd1, 0x8e, 0xc8, 0xd8, 0x4b, 0xdc, 0x63, 0x15, 0x1b},
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{0xf7, 0xe5, 0xae, 0xf5, 0x49, 0xf7, 0x82, 0xcf, 0x37, 0x90, 0x55, 0xa6, 0x08, 0x26, 0x9b, 0x16},
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{0x43, 0x8d, 0x03, 0x0f, 0xd0, 0xb7, 0xa5, 0x4f, 0xa8, 0x37, 0xf2, 0xad, 0x20, 0x1a, 0x64, 0x03},
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{0xa5, 0x90, 0xd3, 0xee, 0x4f, 0xbf, 0x04, 0xe3, 0x24, 0x7e, 0x0d, 0x27, 0xf2, 0x86, 0x42, 0x3f},
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{0x5f, 0xe2, 0xc1, 0xa1, 0x72, 0xfe, 0x93, 0xc4, 0xb1, 0x5c, 0xd3, 0x7c, 0xae, 0xf9, 0xf5, 0x38},
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{0x2c, 0x97, 0x32, 0x5c, 0xbd, 0x06, 0xb3, 0x6e, 0xb2, 0x13, 0x3d, 0xd0, 0x8b, 0x3a, 0x01, 0x7c},
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{0x92, 0xc8, 0x14, 0x22, 0x7a, 0x6b, 0xca, 0x94, 0x9f, 0xf0, 0x65, 0x9f, 0x00, 0x2a, 0xd3, 0x9e},
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{0xdc, 0xe8, 0x50, 0x11, 0x0b, 0xd8, 0x32, 0x8c, 0xfb, 0xd5, 0x08, 0x41, 0xd6, 0x91, 0x1d, 0x87},
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{0x67, 0xf1, 0x49, 0x84, 0xc7, 0xda, 0x79, 0x12, 0x48, 0xe3, 0x2b, 0xb5, 0x92, 0x25, 0x83, 0xda},
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{0x19, 0x38, 0xf2, 0xcf, 0x72, 0xd5, 0x4e, 0xe9, 0x7e, 0x94, 0x16, 0x6f, 0xa9, 0x1d, 0x2a, 0x36},
|
|
{0x74, 0x48, 0x1e, 0x96, 0x46, 0xed, 0x49, 0xfe, 0x0f, 0x62, 0x24, 0x30, 0x16, 0x04, 0x69, 0x8e},
|
|
{0x57, 0xfc, 0xa5, 0xde, 0x98, 0xa9, 0xd6, 0xd8, 0x00, 0x64, 0x38, 0xd0, 0x58, 0x3d, 0x8a, 0x1d},
|
|
{0x9f, 0xec, 0xde, 0x1c, 0xef, 0xdc, 0x1c, 0xbe, 0xd4, 0x76, 0x36, 0x74, 0xd9, 0x57, 0x53, 0x59},
|
|
{0xe3, 0x04, 0x0c, 0x00, 0xeb, 0x28, 0xf1, 0x53, 0x66, 0xca, 0x73, 0xcb, 0xd8, 0x72, 0xe7, 0x40},
|
|
{0x76, 0x97, 0x00, 0x9a, 0x6a, 0x83, 0x1d, 0xfe, 0xcc, 0xa9, 0x1c, 0x59, 0x93, 0x67, 0x0f, 0x7a},
|
|
{0x58, 0x53, 0x54, 0x23, 0x21, 0xf5, 0x67, 0xa0, 0x05, 0xd5, 0x47, 0xa4, 0xf0, 0x47, 0x59, 0xbd},
|
|
{0x51, 0x50, 0xd1, 0x77, 0x2f, 0x50, 0x83, 0x4a, 0x50, 0x3e, 0x06, 0x9a, 0x97, 0x3f, 0xbd, 0x7c},
|
|
}
|
|
|
|
func TestSum64(t *testing.T) {
|
|
for i, v := range golden {
|
|
h := New(v.k)
|
|
h.Write(v.m)
|
|
if sum := h.Sum64(); sum != v.r {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, v.r, sum)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSum(t *testing.T) {
|
|
var r [8]byte
|
|
for i, v := range golden {
|
|
binary.LittleEndian.PutUint64(r[:], v.r)
|
|
h := New(v.k)
|
|
h.Write(v.m)
|
|
if sum := h.Sum(nil); !bytes.Equal(sum, r[:]) {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, r, sum)
|
|
}
|
|
}
|
|
|
|
var k [16]byte
|
|
var in [64]byte
|
|
for i := range k {
|
|
k[i] = byte(i)
|
|
}
|
|
|
|
for i := 0; i < 64; i++ {
|
|
in[i] = byte(i)
|
|
h := New(k[:])
|
|
h.Write(in[:i])
|
|
if sum := h.Sum(nil); !bytes.Equal(sum, goldenRef[i]) {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, goldenRef[i], sum)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSumUnaligned(t *testing.T) {
|
|
const align = 8
|
|
var k [16]byte
|
|
var in [64 + align]byte
|
|
for i := range k {
|
|
k[i] = byte(i)
|
|
}
|
|
|
|
for a := 1; a < align; a++ {
|
|
for i := 0; i < 64; i++ {
|
|
in[a+i] = byte(i)
|
|
h := New(k[:])
|
|
h.Write(in[a : a+i])
|
|
if sum := h.Sum(nil); !bytes.Equal(sum, goldenRef[i]) {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, goldenRef[i], sum)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSum128(t *testing.T) {
|
|
var k [16]byte
|
|
var in [64]byte
|
|
for i := range k {
|
|
k[i] = byte(i)
|
|
}
|
|
|
|
for i := 0; i < 64; i++ {
|
|
in[i] = byte(i)
|
|
h := New128(k[:])
|
|
h.Write(in[:i])
|
|
if sum := h.Sum(nil); !bytes.Equal(sum, goldenRef128[i]) {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, goldenRef128[i], sum)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestHash(t *testing.T) {
|
|
var k0, k1 uint64
|
|
for i, v := range golden {
|
|
k0 = binary.LittleEndian.Uint64(v.k[0:8])
|
|
k1 = binary.LittleEndian.Uint64(v.k[8:16])
|
|
if sum := Hash(k0, k1, v.m); sum != v.r {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, v.r, sum)
|
|
}
|
|
}
|
|
|
|
var k [16]byte
|
|
var in [64]byte
|
|
for i := range k {
|
|
k[i] = byte(i)
|
|
}
|
|
k0 = binary.LittleEndian.Uint64(k[0:8])
|
|
k1 = binary.LittleEndian.Uint64(k[8:16])
|
|
|
|
for i := 0; i < 64; i++ {
|
|
in[i] = byte(i)
|
|
ref := binary.LittleEndian.Uint64(goldenRef[i])
|
|
if sum := Hash(k0, k1, in[:i]); sum != ref {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, ref, sum)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestHashUnaligned(t *testing.T) {
|
|
const align = 8
|
|
var k0, k1 uint64
|
|
var k [16]byte
|
|
var in [64 + align]byte
|
|
|
|
for i := range k {
|
|
k[i] = byte(i)
|
|
}
|
|
k0 = binary.LittleEndian.Uint64(k[0:8])
|
|
k1 = binary.LittleEndian.Uint64(k[8:16])
|
|
|
|
for a := 1; a < align; a++ {
|
|
for i := 0; i < 64; i++ {
|
|
in[a+i] = byte(i)
|
|
ref := binary.LittleEndian.Uint64(goldenRef[i])
|
|
if sum := Hash(k0, k1, in[a:a+i]); sum != ref {
|
|
t.Errorf(`%d: expected "%x", got "%x"`, i, ref, sum)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestHash128(t *testing.T) {
|
|
var k0, k1 uint64
|
|
|
|
var k [16]byte
|
|
var in [64]byte
|
|
for i := range k {
|
|
k[i] = byte(i)
|
|
}
|
|
k0 = binary.LittleEndian.Uint64(k[0:8])
|
|
k1 = binary.LittleEndian.Uint64(k[8:16])
|
|
|
|
for i := 0; i < 64; i++ {
|
|
in[i] = byte(i)
|
|
ref0 := binary.LittleEndian.Uint64(goldenRef128[i][0:])
|
|
ref1 := binary.LittleEndian.Uint64(goldenRef128[i][8:])
|
|
if sum0, sum1 := Hash128(k0, k1, in[:i]); sum0 != ref0 || sum1 != ref1 {
|
|
t.Errorf(`%d: expected "%x, %x", got "%x, %x"`, i, ref0, ref1, sum0, sum1)
|
|
}
|
|
}
|
|
}
|
|
|
|
var (
|
|
key = zeroKey
|
|
key0, key1 uint64
|
|
bench = New(key)
|
|
bench128 = New128(key)
|
|
buf = make([]byte, 8<<10)
|
|
)
|
|
|
|
func BenchmarkHash8(b *testing.B) {
|
|
b.SetBytes(8)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf[:8])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash16(b *testing.B) {
|
|
b.SetBytes(16)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf[:16])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash40(b *testing.B) {
|
|
b.SetBytes(40)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf[:40])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash64(b *testing.B) {
|
|
b.SetBytes(64)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf[:64])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128(b *testing.B) {
|
|
b.SetBytes(128)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf[:128])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash1K(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf[:1024])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash1Kunaligned(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf[1:1025])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash8K(b *testing.B) {
|
|
b.SetBytes(int64(len(buf)))
|
|
for i := 0; i < b.N; i++ {
|
|
Hash(key0, key1, buf)
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128_8(b *testing.B) {
|
|
b.SetBytes(8)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash128(key0, key1, buf[:8])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128_16(b *testing.B) {
|
|
b.SetBytes(16)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash128(key0, key1, buf[:16])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128_40(b *testing.B) {
|
|
b.SetBytes(40)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash128(key0, key1, buf[:40])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128_64(b *testing.B) {
|
|
b.SetBytes(64)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash128(key0, key1, buf[:64])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128_128(b *testing.B) {
|
|
b.SetBytes(128)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash128(key0, key1, buf[:128])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128_1K(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
for i := 0; i < b.N; i++ {
|
|
Hash128(key0, key1, buf[:1024])
|
|
}
|
|
}
|
|
|
|
func BenchmarkHash128_8K(b *testing.B) {
|
|
b.SetBytes(int64(len(buf)))
|
|
for i := 0; i < b.N; i++ {
|
|
Hash128(key0, key1, buf)
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull8(b *testing.B) {
|
|
b.SetBytes(8)
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf[:8])
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull16(b *testing.B) {
|
|
b.SetBytes(16)
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf[:16])
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull40(b *testing.B) {
|
|
b.SetBytes(24)
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf[:16])
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull64(b *testing.B) {
|
|
b.SetBytes(64)
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf[:64])
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128(b *testing.B) {
|
|
b.SetBytes(128)
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf[:64])
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull1K(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf[:1024])
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull1Kunaligned(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf[1:1025])
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull8K(b *testing.B) {
|
|
b.SetBytes(int64(len(buf)))
|
|
for i := 0; i < b.N; i++ {
|
|
bench.Reset()
|
|
bench.Write(buf)
|
|
bench.Sum64()
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128_8(b *testing.B) {
|
|
b.SetBytes(8)
|
|
for i := 0; i < b.N; i++ {
|
|
bench128.Reset()
|
|
bench128.Write(buf[:8])
|
|
bench128.Sum(nil)
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128_16(b *testing.B) {
|
|
b.SetBytes(16)
|
|
for i := 0; i < b.N; i++ {
|
|
bench128.Reset()
|
|
bench128.Write(buf[:16])
|
|
bench128.Sum(nil)
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128_40(b *testing.B) {
|
|
b.SetBytes(24)
|
|
for i := 0; i < b.N; i++ {
|
|
bench128.Reset()
|
|
bench128.Write(buf[:16])
|
|
bench128.Sum(nil)
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128_64(b *testing.B) {
|
|
b.SetBytes(64)
|
|
for i := 0; i < b.N; i++ {
|
|
bench128.Reset()
|
|
bench128.Write(buf[:64])
|
|
bench128.Sum(nil)
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128_128(b *testing.B) {
|
|
b.SetBytes(128)
|
|
for i := 0; i < b.N; i++ {
|
|
bench128.Reset()
|
|
bench128.Write(buf[:64])
|
|
bench128.Sum(nil)
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128_1K(b *testing.B) {
|
|
b.SetBytes(1024)
|
|
for i := 0; i < b.N; i++ {
|
|
bench128.Reset()
|
|
bench128.Write(buf[:1024])
|
|
bench128.Sum(nil)
|
|
}
|
|
}
|
|
|
|
func BenchmarkFull128_8K(b *testing.B) {
|
|
b.SetBytes(int64(len(buf)))
|
|
for i := 0; i < b.N; i++ {
|
|
bench128.Reset()
|
|
bench128.Write(buf)
|
|
bench128.Sum(nil)
|
|
}
|
|
}
|