package bls
import "testing"
import "strconv"
var curve = CurveFp382_1
//var curve = CurveFp254BNb
var unitN = 0
func testPre(t *testing.T) {
t.Log("init")
var err error
{
var id ID
id.Set([]uint64{6, 5, 4, 3, 2, 1}[0:unitN])
t.Log("id :", id)
var id2 ID
err = id2.SetStr(id.String())
if err != nil {
t.Fatal(err)
}
t.Log("id2:", id2)
}
{
var sec SecretKey
sec.SetArray([]uint64{1, 2, 3, 4, 5, 6}[0:unitN])
t.Log("sec=", sec)
}
t.Log("create secret key")
m := "this is a bls sample for go"
var sec SecretKey
sec.Init()
t.Log("sec:", sec)
t.Log("create public key")
pub := sec.GetPublicKey()
t.Log("pub:", pub)
sign := sec.Sign(m)
t.Log("sign:", sign)
if !sign.Verify(pub, m) {
t.Error("Signature does not verify")
}
// How to make array of SecretKey
{
sec := make([]SecretKey, 3)
for i := 0; i < len(sec); i++ {
sec[i].Init()
t.Log("sec=", sec[i].String())
}
}
}
func testRecoverSecretKey(t *testing.T) {
t.Log("testRecoverSecretKey")
k := 3000
var sec SecretKey
sec.Init()
// make master secret key
msk := sec.GetMasterSecretKey(k)
n := k
secVec := make([]SecretKey, n)
idVec := make([]ID, n)
for i := 0; i < n; i++ {
idVec[i].Set([]uint64{uint64(i), 1, 2, 3, 4, 5}[0:unitN])
secVec[i].Set(msk, &idVec[i])
}
// recover sec2 from secVec and idVec
var sec2 SecretKey
sec2.Recover(secVec, idVec)
if sec.String() != sec2.String() {
t.Errorf("Mismatch in recovered secret key:\n %s\n %s.", sec.String(), sec2.String())
}
}
func testSign(t *testing.T) {
m := "testSign"
t.Log(m)
var sec0 SecretKey
sec0.Init()
pub0 := sec0.GetPublicKey()
s0 := sec0.Sign(m)
if !s0.Verify(pub0, m) {
t.Error("Signature does not verify")
}
k := 3
msk := sec0.GetMasterSecretKey(k)
mpk := GetMasterPublicKey(msk)
idTbl := []uint64{3, 5, 193, 22, 15}
n := len(idTbl)
secVec := make([]SecretKey, n)
pubVec := make([]PublicKey, n)
signVec := make([]Sign, n)
idVec := make([]ID, n)
for i := 0; i < n; i++ {
idVec[i].Set([]uint64{idTbl[i], 0, 0, 0, 0, 0}[0:unitN])
t.Logf("idVec[%d]=%s\n", i, idVec[i].String())
secVec[i].Set(msk, &idVec[i])
pubVec[i].Set(mpk, &idVec[i])
t.Logf("pubVec[%d]=%s\n", i, pubVec[i].String())
if pubVec[i].String() != secVec[i].GetPublicKey().String() {
t.Error("Pubkey derivation does not match")
}
signVec[i] = *secVec[i].Sign(m)
if !signVec[i].Verify(&pubVec[i], m) {
t.Error("Pubkey derivation does not match")
}
}
var sec1 SecretKey
sec1.Recover(secVec, idVec)
if sec0.String() != sec1.String() {
t.Error("Mismatch in recovered seckey.")
}
var pub1 PublicKey
pub1.Recover(pubVec, idVec)
if pub0.String() != pub1.String() {
t.Error("Mismatch in recovered pubkey.")
}
var s1 Sign
s1.Recover(signVec, idVec)
if s0.String() != s1.String() {
t.Error("Mismatch in recovered signature.")
}
}
func testAdd(t *testing.T) {
t.Log("testAdd")
var sec1 SecretKey
var sec2 SecretKey
sec1.Init()
sec2.Init()
pub1 := sec1.GetPublicKey()
pub2 := sec2.GetPublicKey()
m := "test test"
sign1 := sec1.Sign(m)
sign2 := sec2.Sign(m)
t.Log("sign1 :", sign1)
sign1.Add(sign2)
t.Log("sign1 add:", sign1)
pub1.Add(pub2)
if !sign1.Verify(pub1, m) {
t.Fail()
}
}
func testPop(t *testing.T) {
t.Log("testPop")
var sec SecretKey
sec.Init()
pop := sec.GetPop()
if !pop.VerifyPop(sec.GetPublicKey()) {
t.Errorf("Valid Pop does not verify")
}
sec.Init()
if pop.VerifyPop(sec.GetPublicKey()) {
t.Errorf("Invalid Pop verifies")
}
}
func testData(t *testing.T) {
t.Log("testData")
var sec1, sec2 SecretKey
sec1.Init()
s := sec1.GetData()
sec2.SetData(s)
if !sec1.IsSame(&sec2) {
t.Error("SecretKey not same")
}
pub1 := sec1.GetPublicKey()
s = pub1.GetData()
var pub2 PublicKey
pub2.SetData(s)
if !pub1.IsSame(&pub2) {
t.Error("PublicKey not same")
}
m := "doremi"
sign1 := sec1.Sign(m)
s = sign1.GetData()
var sign2 Sign
sign2.SetData(s)
if !sign1.IsSame(&sign2) {
t.Error("Sign not same")
}
}
func BenchmarkPubkeyFromSeckey(b *testing.B) {
b.StopTimer()
Init(curve)
var sec SecretKey
for n := 0; n < b.N; n++ {
sec.Init()
b.StartTimer()
sec.GetPublicKey()
b.StopTimer()
}
}
func BenchmarkSigning(b *testing.B) {
b.StopTimer()
Init(curve)
var sec SecretKey
for n := 0; n < b.N; n++ {
sec.Init()
b.StartTimer()
sec.Sign(strconv.Itoa(n))
b.StopTimer()
}
}
func BenchmarkValidation(b *testing.B) {
b.StopTimer()
Init(curve)
var sec SecretKey
for n := 0; n < b.N; n++ {
sec.Init()
pub := sec.GetPublicKey()
m := strconv.Itoa(n)
sig := sec.Sign(m)
b.StartTimer()
sig.Verify(pub, m)
b.StopTimer()
}
}
func benchmarkDeriveSeckeyShare(k int, b *testing.B) {
b.StopTimer()
Init(curve)
var sec SecretKey
sec.Init()
msk := sec.GetMasterSecretKey(k)
var id ID
for n := 0; n < b.N; n++ {
id.Set([]uint64{1, 2, 3, 4, 5, uint64(n)})
b.StartTimer()
sec.Set(msk, &id)
b.StopTimer()
}
}
//func BenchmarkDeriveSeckeyShare100(b *testing.B) { benchmarkDeriveSeckeyShare(100, b) }
//func BenchmarkDeriveSeckeyShare200(b *testing.B) { benchmarkDeriveSeckeyShare(200, b) }
func BenchmarkDeriveSeckeyShare500(b *testing.B) { benchmarkDeriveSeckeyShare(500, b) }
//func BenchmarkDeriveSeckeyShare1000(b *testing.B) { benchmarkDeriveSeckeyShare(1000, b) }
func benchmarkRecoverSeckey(k int, b *testing.B) {
b.StopTimer()
Init(curve)
var sec SecretKey
sec.Init()
msk := sec.GetMasterSecretKey(k)
// derive n shares
n := k
secVec := make([]SecretKey, n)
idVec := make([]ID, n)
for i := 0; i < n; i++ {
idVec[i].Set([]uint64{1, 2, 3, 4, 5, uint64(i)})
secVec[i].Set(msk, &idVec[i])
}
// recover from secVec and idVec
var sec2 SecretKey
b.StartTimer()
for n := 0; n < b.N; n++ {
sec2.Recover(secVec, idVec)
}
}
func BenchmarkRecoverSeckey100(b *testing.B) { benchmarkRecoverSeckey(100, b) }
func BenchmarkRecoverSeckey200(b *testing.B) { benchmarkRecoverSeckey(200, b) }
func BenchmarkRecoverSeckey500(b *testing.B) { benchmarkRecoverSeckey(500, b) }
func BenchmarkRecoverSeckey1000(b *testing.B) { benchmarkRecoverSeckey(1000, b) }
func benchmarkRecoverSignature(k int, b *testing.B) {
b.StopTimer()
Init(curve)
var sec SecretKey
sec.Init()
msk := sec.GetMasterSecretKey(k)
// derive n shares
n := k
idVec := make([]ID, n)
secVec := make([]SecretKey, n)
signVec := make([]Sign, n)
for i := 0; i < n; i++ {
idVec[i].Set([]uint64{1, 2, 3, 4, 5, uint64(i)})
secVec[i].Set(msk, &idVec[i])
signVec[i] = *secVec[i].Sign("test message")
}
// recover signature
var sig Sign
b.StartTimer()
for n := 0; n < b.N; n++ {
sig.Recover(signVec, idVec)
}
}
func BenchmarkRecoverSignature100(b *testing.B) { benchmarkRecoverSignature(100, b) }
func BenchmarkRecoverSignature200(b *testing.B) { benchmarkRecoverSignature(200, b) }
func BenchmarkRecoverSignature500(b *testing.B) { benchmarkRecoverSignature(500, b) }
func BenchmarkRecoverSignature1000(b *testing.B) { benchmarkRecoverSignature(1000, b) }
func test(t *testing.T, c int) {
Init(c)
unitN = GetOpUnitSize()
t.Logf("unitN=%d\n", unitN)
testPre(t)
testRecoverSecretKey(t)
testAdd(t)
testSign(t)
testPop(t)
testData(t)
}
func TestMain(t *testing.T) {
t.Logf("GetMaxOpUnitSize() = %d\n", GetMaxOpUnitSize())
t.Log("CurveFp254BNb")
test(t, CurveFp254BNb)
if GetMaxOpUnitSize() == 6 {
t.Log("CurveFp382_1")
test(t, CurveFp382_1)
t.Log("CurveFp382_2")
test(t, CurveFp382_2)
}
}
