mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-11-14 12:15:18 +00:00
230 lines
6.5 KiB
Go
230 lines
6.5 KiB
Go
//
|
|
// Copyright Coinbase, Inc. All Rights Reserved.
|
|
//
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
//
|
|
|
|
package accumulator
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/require"
|
|
|
|
"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/core/curves"
|
|
)
|
|
|
|
func Test_Membership_Witness_New(t *testing.T) {
|
|
curve := curves.BLS12381(&curves.PointBls12381G1{})
|
|
var seed [32]byte
|
|
key, _ := new(SecretKey).New(curve, seed[:])
|
|
acc, _ := new(Accumulator).New(curve)
|
|
e := curve.Scalar.New(2)
|
|
mw, err := new(MembershipWitness).New(e, acc, key)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, mw.c)
|
|
require.NotNil(t, mw.y)
|
|
}
|
|
|
|
func Test_Membership_Witness_Marshal(t *testing.T) {
|
|
curve := curves.BLS12381(&curves.PointBls12381G1{})
|
|
mw := &MembershipWitness{
|
|
curve.PointG1.Generator().Mul(curve.Scalar.New(10)),
|
|
curve.Scalar.New(15),
|
|
}
|
|
data, err := mw.MarshalBinary()
|
|
require.NoError(t, err)
|
|
require.NotNil(t, data)
|
|
newMW := &MembershipWitness{}
|
|
err = newMW.UnmarshalBinary(data)
|
|
require.NoError(t, err)
|
|
require.True(t, mw.c.Equal(newMW.c))
|
|
require.Equal(t, 0, mw.y.Cmp(newMW.y))
|
|
}
|
|
|
|
func Test_Membership(t *testing.T) {
|
|
curve := curves.BLS12381(&curves.PointBls12381G1{})
|
|
sk, _ := new(SecretKey).New(curve, []byte("1234567890"))
|
|
pk, _ := sk.GetPublicKey(curve)
|
|
|
|
element1 := curve.Scalar.Hash([]byte("3"))
|
|
element2 := curve.Scalar.Hash([]byte("4"))
|
|
element3 := curve.Scalar.Hash([]byte("5"))
|
|
element4 := curve.Scalar.Hash([]byte("6"))
|
|
element5 := curve.Scalar.Hash([]byte("7"))
|
|
element6 := curve.Scalar.Hash([]byte("8"))
|
|
element7 := curve.Scalar.Hash([]byte("9"))
|
|
elements := []Element{element1, element2, element3, element4, element5, element6, element7}
|
|
|
|
// nm_witness_max works as well if set to value larger than 0 for this test.x
|
|
acc, err := new(Accumulator).WithElements(curve, sk, elements)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, acc.value)
|
|
require.False(t, acc.value.IsIdentity())
|
|
require.True(t, acc.value.IsOnCurve())
|
|
require.NotEqual(t, acc.value, curve.NewG1GeneratorPoint())
|
|
|
|
wit, err := new(MembershipWitness).New(elements[3], acc, sk)
|
|
require.NoError(t, err)
|
|
require.Equal(t, wit.y, elements[3])
|
|
|
|
err = wit.Verify(pk, acc)
|
|
require.NoError(t, err)
|
|
|
|
// Test wrong cases, forge a wrong witness
|
|
wrongWit := MembershipWitness{
|
|
curve.PointG1.Identity(),
|
|
curve.Scalar.One(),
|
|
}
|
|
err = wrongWit.Verify(pk, acc)
|
|
require.Error(t, err)
|
|
|
|
// Test wrong cases, forge a wrong accumulator
|
|
wrongAcc := &Accumulator{
|
|
curve.PointG1.Generator(),
|
|
}
|
|
err = wit.Verify(pk, wrongAcc)
|
|
require.Error(t, err)
|
|
}
|
|
|
|
func Test_Membership_Batch_Update(t *testing.T) {
|
|
curve := curves.BLS12381(&curves.PointBls12381G1{})
|
|
sk, _ := new(SecretKey).New(curve, []byte("1234567890"))
|
|
pk, _ := sk.GetPublicKey(curve)
|
|
|
|
element1 := curve.Scalar.Hash([]byte("3"))
|
|
element2 := curve.Scalar.Hash([]byte("4"))
|
|
element3 := curve.Scalar.Hash([]byte("5"))
|
|
element4 := curve.Scalar.Hash([]byte("6"))
|
|
element5 := curve.Scalar.Hash([]byte("7"))
|
|
element6 := curve.Scalar.Hash([]byte("8"))
|
|
element7 := curve.Scalar.Hash([]byte("9"))
|
|
elements := []Element{element1, element2, element3, element4, element5, element6, element7}
|
|
|
|
// nm_witness_max works as well if set to value larger than 0 for this test.
|
|
acc, err := new(Accumulator).WithElements(curve, sk, elements)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, acc.value)
|
|
|
|
wit, err := new(MembershipWitness).New(elements[3], acc, sk)
|
|
require.NoError(t, err)
|
|
require.Equal(t, wit.y, elements[3])
|
|
|
|
err = wit.Verify(pk, acc)
|
|
require.Nil(t, err)
|
|
|
|
data1 := curve.Scalar.Hash([]byte("1"))
|
|
data2 := curve.Scalar.Hash([]byte("2"))
|
|
data3 := curve.Scalar.Hash([]byte("3"))
|
|
data4 := curve.Scalar.Hash([]byte("4"))
|
|
data5 := curve.Scalar.Hash([]byte("5"))
|
|
data := []Element{data1, data2, data3, data4, data5}
|
|
additions := data[0:2]
|
|
deletions := data[2:5]
|
|
_, coefficients, err := acc.Update(sk, additions, deletions)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, coefficients)
|
|
|
|
_, err = wit.BatchUpdate(additions, deletions, coefficients)
|
|
require.NoError(t, err)
|
|
err = wit.Verify(pk, acc)
|
|
require.Nil(t, err)
|
|
}
|
|
|
|
func Test_Membership_Multi_Batch_Update(t *testing.T) {
|
|
curve := curves.BLS12381(&curves.PointBls12381G1{})
|
|
sk, _ := new(SecretKey).New(curve, []byte("1234567890"))
|
|
pk, _ := sk.GetPublicKey(curve)
|
|
|
|
element1 := curve.Scalar.Hash([]byte("3"))
|
|
element2 := curve.Scalar.Hash([]byte("4"))
|
|
element3 := curve.Scalar.Hash([]byte("5"))
|
|
element4 := curve.Scalar.Hash([]byte("6"))
|
|
element5 := curve.Scalar.Hash([]byte("7"))
|
|
element6 := curve.Scalar.Hash([]byte("8"))
|
|
element7 := curve.Scalar.Hash([]byte("9"))
|
|
element8 := curve.Scalar.Hash([]byte("10"))
|
|
element9 := curve.Scalar.Hash([]byte("11"))
|
|
element10 := curve.Scalar.Hash([]byte("12"))
|
|
element11 := curve.Scalar.Hash([]byte("13"))
|
|
element12 := curve.Scalar.Hash([]byte("14"))
|
|
element13 := curve.Scalar.Hash([]byte("15"))
|
|
element14 := curve.Scalar.Hash([]byte("16"))
|
|
element15 := curve.Scalar.Hash([]byte("17"))
|
|
element16 := curve.Scalar.Hash([]byte("18"))
|
|
element17 := curve.Scalar.Hash([]byte("19"))
|
|
element18 := curve.Scalar.Hash([]byte("20"))
|
|
elements := []Element{
|
|
element1,
|
|
element2,
|
|
element3,
|
|
element4,
|
|
element5,
|
|
element6,
|
|
element7,
|
|
element8,
|
|
element9,
|
|
element10,
|
|
element11,
|
|
element12,
|
|
element13,
|
|
element14,
|
|
element15,
|
|
element16,
|
|
element17,
|
|
element18,
|
|
}
|
|
acc, err := new(Accumulator).WithElements(curve, sk, elements)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, acc.value)
|
|
|
|
wit, err := new(MembershipWitness).New(elements[3], acc, sk)
|
|
require.NoError(t, err)
|
|
|
|
err = wit.Verify(pk, acc)
|
|
require.Nil(t, err)
|
|
|
|
data1 := curve.Scalar.Hash([]byte("1"))
|
|
data2 := curve.Scalar.Hash([]byte("2"))
|
|
data3 := curve.Scalar.Hash([]byte("3"))
|
|
data4 := curve.Scalar.Hash([]byte("4"))
|
|
data5 := curve.Scalar.Hash([]byte("5"))
|
|
data := []Element{data1, data2, data3, data4, data5}
|
|
adds1 := data[0:2]
|
|
dels1 := data[2:5]
|
|
_, coeffs1, err := acc.Update(sk, adds1, dels1)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, coeffs1)
|
|
|
|
dels2 := elements[8:10]
|
|
_, coeffs2, err := acc.Update(sk, []Element{}, dels2)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, coeffs2)
|
|
|
|
dels3 := elements[11:14]
|
|
_, coeffs3, err := acc.Update(sk, []Element{}, dels3)
|
|
require.NoError(t, err)
|
|
require.NotNil(t, coeffs3)
|
|
|
|
a := make([][]Element, 3)
|
|
a[0] = adds1
|
|
a[1] = []Element{}
|
|
a[2] = []Element{}
|
|
|
|
d := make([][]Element, 3)
|
|
d[0] = dels1
|
|
d[1] = dels2
|
|
d[2] = dels3
|
|
|
|
c := make([][]Coefficient, 3)
|
|
c[0] = coeffs1
|
|
c[1] = coeffs2
|
|
c[2] = coeffs3
|
|
|
|
_, err = wit.MultiBatchUpdate(a, d, c)
|
|
require.NoError(t, err)
|
|
|
|
err = wit.Verify(pk, acc)
|
|
require.Nil(t, err)
|
|
}
|