188 lines
7.0 KiB
Go
188 lines
7.0 KiB
Go
package based32
|
|
|
|
import (
|
|
"encoding/binary"
|
|
"encoding/hex"
|
|
"fmt"
|
|
"git.indra-labs.org/dev/ind"
|
|
"git.indra-labs.org/dev/ind/pkg/util/ci"
|
|
"math/rand"
|
|
"testing"
|
|
|
|
"git.indra-labs.org/dev/ind/pkg/crypto/sha256"
|
|
)
|
|
|
|
const (
|
|
seed = 1234567890
|
|
numKeys = 32
|
|
)
|
|
|
|
func TestCodec(t *testing.T) {
|
|
|
|
// Generate 10 pseudorandom 64 bit values. We do this here rather than
|
|
// pre-generating this separately as ultimately it is the same thing, the
|
|
// same seed produces the same series of pseudorandom values, and the hashes
|
|
// of these values are deterministic.
|
|
rand.Seed(seed)
|
|
seeds := make([]uint64, numKeys)
|
|
for i := range seeds {
|
|
|
|
seeds[i] = rand.Uint64()
|
|
}
|
|
|
|
// Convert the uint64 values to 8 byte long slices for the hash function.
|
|
seedBytes := make([][]byte, numKeys)
|
|
for i := range seedBytes {
|
|
|
|
seedBytes[i] = make([]byte, 8)
|
|
binary.LittleEndian.PutUint64(seedBytes[i], seeds[i])
|
|
}
|
|
|
|
// Generate hashes from the seeds
|
|
hashedSeeds := make([][]byte, numKeys)
|
|
|
|
// Uncomment lines relating to this variable to regenerate expected data
|
|
// that will log to console during test run.
|
|
generated := "\nexpected := []string{\n"
|
|
|
|
for i := range hashedSeeds {
|
|
|
|
hashed := sha256.Single(seedBytes[i])
|
|
hashedSeeds[i] = hashed[:]
|
|
|
|
generated += fmt.Sprintf("\t\"%x\",\n", hashedSeeds[i])
|
|
}
|
|
|
|
generated += "}\n"
|
|
ci.TraceIfNot()
|
|
|
|
expected := []string{
|
|
"ee94d6cef460b180c995b2f8672e53006aced15fe4d5cc0da332d041feaa1514",
|
|
"0f92907a4d76ece96b042e2cbd60e2378039cc92c95ac99f73e8eacbdd38a7d3",
|
|
"dc0892182d0f4dd8643d6e1c29442cf96c2d0a0a985b747a747d96a4f87e06dc",
|
|
"fa1066bd91acc3a16eb08d6c5ef5893ff8a0d01525bb30cd6be66cea34f3b4b6",
|
|
"7eef96527a625f6489e1ca37377184daaa7d4ceb3cafc091f34fdc0357101fab",
|
|
"5ea29a714835e54ae1fd5549e10436a2619d1b8ae909468d3700903ae871c8c0",
|
|
"41070be84762fc76a36c0f3506c3dc90e78fc12ac5f3cd3e38c6e73c6d6ff427",
|
|
"2e19378670d2dd76d89f9e29d28213b0f2e0dd673ad6b9c5ab27b34772ca30f3",
|
|
"343134a858ca19cc988f30a2503729dcb83a544e2cc7eb3ca637110759afe782",
|
|
"70548744c390460b47a035dcbc7a72534172fa7ec1260659830bc587ea78ce18",
|
|
"13adbec37cbbe311fca9c9d37a884cad590ab362615cbf0ea275ab4d29c77a8d",
|
|
"ff145ee2c983438b15d3111365e45a8f4c7390e0d2d3e750036bb6b97dc72f96",
|
|
"f9fea53c3eac4866e637e11afe1766f22a168f9e99e8998d4d5c4cd885a99811",
|
|
"5b9ca521047cc06261acc6b3dcb7c6ac340a0b384a464987c7a45ff5c2283707",
|
|
"7f0451e8c9a294335238839159fc2ee850ac21b234444fef8af2088b2661103a",
|
|
"24fe6c69e5217befdf0325f52e35673f1cb5f674592fd82c612931ebaa22c37e",
|
|
"d89275ca53104332d20acd14d3112a08684be50f4947c730ece6b3443c444a5f",
|
|
"02674760e23fb0c5780e2514c2aeffa797207b2db97f4abf7208ed396d0d48b3",
|
|
"da477ff2ef2f9194bb21ca766038b120e2068fcb0662c4f63e39eeb68c9c1631",
|
|
"9435716f250de2d33fe4c76d143d31ffa7e1d536f64456625a5b52d7c5bb1ff1",
|
|
"b79033f579221800651b767612ece7f8b08f4a52565f72ef1ceca707c8d0ffb1",
|
|
"bd451c36d6487842378951ca94725699ccb28fecab1851ea50e8073a68e1ee44",
|
|
"be94236d0204998274ed5ae3ea7198b7f839f3642b04c83b35e37a48ba13b186",
|
|
"017d82fb33d0f1f0873a18d8dafa9b85b35ec70af1715d3f9d3d204532b3660e",
|
|
"97047d8ec8f6f49ea7152e6626e1c7e8e32c2e9dc6a60b6c1030b654772883a2",
|
|
"2634e9a3bf48d55eab32623b14b323ea4d3603e4c5fce573bfd7ebae33e69eaf",
|
|
"f8bc405edbaa4423f7b272649d79495c5cd0dbd39cb60484e9c3f6b828b320fc",
|
|
"d8a2f7aa2021e3c77cd04df8b60330c5b79d3cc5cdd156e86fb3a0fb34b0685d",
|
|
"5c381d4c470c99d7beb596a359be35fd9bb455b088031c45368b9928ce66a774",
|
|
"83b77abed4c677e169802de0c4b6176230fe4e673fa29b801fbdbde34d1e47e7",
|
|
"12b40270e989ddc550f74a2a66f6092903fe0ec075df2826148fa9080aa933b3",
|
|
"4db6259bb154e007bfe5be06a641bb3a797b4deaa9447d2f6d4deeed3f6ad07a",
|
|
}
|
|
|
|
for i := range hashedSeeds {
|
|
|
|
if expected[i] != hex.EncodeToString(hashedSeeds[i]) {
|
|
|
|
t.Log("failed", i, "expected", expected[1], "found", hashedSeeds)
|
|
t.FailNow()
|
|
}
|
|
}
|
|
encodedStr := []string{
|
|
"alxjjvwo7rqldagjswzpqzzokmagvtwrl9snltanumznaqp7vikrjoj",
|
|
"amhzfed2jv3oz2llaqxczpla4i3yaoomslevvsm9opuovs76hctzzwq",
|
|
"atoareqyfuhu3wdehvxbykkeft4wylikbkmfw6d2or7znjhyp2zn7qd",
|
|
"ax6bazv6sgwmhilowcgwyxxvre99rigqcus3wmgnnptgz2rugdlwfca",
|
|
"az9o9fsspjrf7zej4hfdon3rqtnku9km6m7k9qer7nh6yaz4v9raaqd",
|
|
"ajpkfgtrja27ksxb9vkutyieg2rgdhi3rluqsrung4ajaoxiohemafy",
|
|
"anaqoc9ii6rpy6vdnqhtkbwd3siopd7bflc9htj7hddoopdnn92pp3z",
|
|
"aqxbsn4godjn26wyt7pctuuccoypfyg6m46nnoofvmt3gr3szjanslu",
|
|
"au2dcnfildfbtteyr4ykeubxfholqosujywmp2z4uy3rcb2zdzlswna",
|
|
"azyfjb2eyoiemc2hua26zpd2ojjuc4x2p3asmbszqmf4lb3enkwhwgg",
|
|
"aij23pwdps67gep4vhe6g7uijswvscvtmjqvzpyouj22wtjjy66i3mn",
|
|
"ap9rixxczgbuhcyv2mirgzpelkhuy44q4djnhz2qanv3nol6y4x6tde",
|
|
"at496jj4h2weqzxgg9qrv9qxm3zcufupt2m7rgmnjvoezwefvhcf2v4",
|
|
"avnzzjjbar7maytbvtdlhxfxy2wdicqlhbfemsmhy7sf96ocpytfuka",
|
|
"az9qiupizgrjim2shcbzcwp4f3ufblbbwi2eit9prlzarc9q9gsetxo",
|
|
"aisp43dj4uqxx379ams9klrvm49rznpworms9wbmmeutd26kelbx63f",
|
|
"apmje6okkmiegmwsblgrjuyrfiegqs9fb6euprzq6ttlgrb4irfj7s3",
|
|
"aqbgor3a4i93brlybysrjqvo97tzoid3fw4x7sv9oieo2olnbubxf3x",
|
|
"axneo99s64xzdff3ehfhmybyweqoebupzmdgfrhwhy476numhjpnep3",
|
|
"a2kdk4lpeug7fuz94tdw2fb6gh92pyovg33eivtcljnvfv7jbtof3zs",
|
|
"ak3zam9vperbqadfdn3hmexm494lbd2kkjlf74xpdtwkob7i2d93d6z",
|
|
"ao7ukhbw2zehqqrxrfi4vfdsk2m4zmup6svrqupkkduaooti4hxocgw",
|
|
"as9jii3naicjtatu6vnoh2trtc39qoptmqvqjsb3gxrxusf2cplzvtp",
|
|
"auax3ax3gpipd4ehhimnrwx2toc3gxwhblyxcxj9tu7sarjsfdsyl6g",
|
|
"a2lqi9mozd3pjhvhcuxgmjxby9uoglbotxdkmc3mcaylmvf2xfs2jls",
|
|
"aitdj2ndx6enkxvlgjrdwfftepve2nqd4tc9zzltx9l7xlrt42pk9zc",
|
|
"ap4lyqc73oveii9xwjzgjhlzjfofzug32oolmbee6hb9nobiwmqpgjq",
|
|
"atmkf66keaq7hr342bg9rnqdgdc3phj4yxg6cvxin7z2b7zuwahsixa",
|
|
"avodqhkmi4gjtv67wwlkgwn7gx7zxncvwceaghcfg2fzskgoispki6h",
|
|
"a2b3o7v72tdhpyljqaw7brfwc6rdb9som492fg4ad7733y9hpvgmmfq",
|
|
"aijliatq6ge63rkq76fcuzxwbeuqh9qoyb267kbgcsh2scakvez3g3n",
|
|
"ang3mjm3wfkoab694w9anjsbxm6hs72n6kuui9jpnvg763j9nlicwbv",
|
|
}
|
|
|
|
encoded := "\nencodedStr := []string{\n"
|
|
|
|
// Convert hashes to our base32 encoding format
|
|
for i := range hashedSeeds {
|
|
|
|
// Note that we are slicing off a number of bytes at the end according
|
|
// to the sequence number to get different check byte lengths from a
|
|
// uniform original data. As such, this will be accounted for in the
|
|
// check by truncating the same amount in the check (times two, for the
|
|
// hex encoding of the string).
|
|
encode, err := Codec.Encode(hashedSeeds[i][:len(hashedSeeds[i])-i%5])
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if encode != encodedStr[i] {
|
|
t.Errorf(
|
|
"Decode failed, expected item %d '%s' got '%s'",
|
|
i, encodedStr[i], encode,
|
|
)
|
|
}
|
|
encoded += "\t\"" + encode + "\",\n"
|
|
}
|
|
|
|
encoded += "}\n"
|
|
if indra.CI == "false" {
|
|
t.Log(encoded)
|
|
}
|
|
|
|
// Next, decode the encodedStr above, which should be the output of the
|
|
// original generated seeds, with the index mod 5 truncations performed on
|
|
// each as was done to generate them.
|
|
|
|
for i := range encodedStr {
|
|
|
|
res, err := Codec.Decode(encodedStr[i])
|
|
if err != nil {
|
|
t.Fatalf("error: '%v'", err)
|
|
}
|
|
elen := len(expected[i])
|
|
etrimlen := 2 * (i % 5)
|
|
expectedHex := expected[i][:elen-etrimlen]
|
|
resHex := fmt.Sprintf("%x", res)
|
|
if resHex != expectedHex {
|
|
t.Fatalf(
|
|
"got: '%s' expected: '%s'",
|
|
resHex,
|
|
expectedHex,
|
|
)
|
|
}
|
|
}
|
|
}
|