mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-12-29 18:05:18 +00:00
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
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//
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// Copyright Coinbase, Inc. All Rights Reserved.
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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package v0
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import (
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"crypto/rand"
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"math/big"
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"testing"
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"github.com/btcsuite/btcd/btcec"
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"github.com/stretchr/testify/require"
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"source.quilibrium.com/quilibrium/monorepo/nekryptology/pkg/core/curves"
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)
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func TestMultiply(t *testing.T) {
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params, err := NewParams(btcec.S256(), curves.NewK256Scalar())
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require.Nil(t, err)
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const multiplicity = 2
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sender := NewMultiplySender(multiplicity, &seedOTReceiver{params: params})
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receiver := NewMultiplyReceiver(multiplicity, &seedOTSender{params: params})
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senderPipe, receiverPipe := NewPipeWrappers()
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errors := make(chan error, 2) // warning: if one party errors, the other will sit there forever. add timeouts.
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go func() {
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errors <- sender.sender.receiver.kosSetup(senderPipe)
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}()
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go func() {
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errors <- receiver.receiver.sender.kosSetup(receiverPipe)
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}()
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// warning: will these goroutines above "leak" if one errors and the other is waiting?
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for i := 0; i < 2; i++ {
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require.Nil(t, <-errors)
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}
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for i := 0; i < kappa; i++ {
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require.Equal(t, sender.sender.receiver.Rho[i], receiver.receiver.sender.Rho[i][sender.sender.receiver.choice[i]])
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}
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alpha := [multiplicity]*big.Int{}
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beta := [multiplicity]*big.Int{}
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for i := 0; i < multiplicity; i++ {
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alpha[i], err = params.Scalar.Random()
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require.Nil(t, err)
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beta[i], err = params.Scalar.Random()
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require.Nil(t, err)
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}
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idExt := [32]byte{}
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_, err = rand.Read(idExt[:])
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require.Nil(t, err)
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go func() {
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errors <- sender.multiply(idExt, alpha[:], senderPipe)
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}()
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go func() {
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errors <- receiver.multiply(idExt, beta[:], receiverPipe)
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}()
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for i := 0; i < 2; i++ {
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require.Nil(t, <-errors)
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}
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for i := 0; i < multiplicity; i++ {
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product := params.Scalar.Mul(alpha[i], beta[i])
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sum := params.Scalar.Add(sender.TA[i], receiver.TB[i])
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require.Equal(t, product, sum)
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}
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}
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