mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
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91 lines
2.1 KiB
Go
91 lines
2.1 KiB
Go
//
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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 elgamal
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import (
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"testing"
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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 TestEncryptionKeyEncrypt(t *testing.T) {
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k256 := curves.K256()
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domain := []byte("TestEncryptionKeyEncrypt")
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ek, dk, err := NewKeys(k256)
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require.NoError(t, err)
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testMsgs := []curves.Scalar{
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k256.Scalar.New(0),
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k256.Scalar.New(10),
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k256.Scalar.New(20),
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k256.Scalar.New(30),
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k256.Scalar.New(40),
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k256.Scalar.New(50),
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k256.Scalar.New(100),
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k256.Scalar.New(1000),
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k256.Scalar.New(10000),
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k256.Scalar.New(100000),
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k256.Scalar.New(1000000),
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}
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for _, msg := range testMsgs {
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msgBytes := msg.Bytes()
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require.NoError(t, err)
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cs, _, err := ek.VerifiableEncrypt(msgBytes, &EncryptParams{
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Domain: domain,
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MessageIsHashed: true,
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})
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require.NoError(t, err)
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_, m, err := dk.VerifiableDecryptWithDomain(domain, cs)
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require.NoError(t, err)
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require.Equal(t, m.Cmp(msg), 0)
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}
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}
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func TestEncryptionKeyEncryptInvalidMessages(t *testing.T) {
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k256 := curves.K256()
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domain := []byte("TestEncryptionKeyEncryptInvalidMessages")
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ek, dk, err := NewKeys(k256)
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require.NoError(t, err)
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// nil message
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_, _, err = ek.VerifiableEncrypt(nil, &EncryptParams{
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Domain: domain,
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MessageIsHashed: true,
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})
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require.Error(t, err)
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msg := k256.Scalar.New(1234567890)
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msgBytes := msg.Bytes()
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cs, _, err := ek.VerifiableEncrypt(msgBytes, &EncryptParams{
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Domain: domain,
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MessageIsHashed: true,
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})
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require.NoError(t, err)
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// invalid domain i.e. not the same domain used to encrypt
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_, _, err = dk.VerifiableDecryptWithDomain([]byte{}, cs)
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require.Error(t, err)
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}
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func TestEncryptionKeyMarshaling(t *testing.T) {
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k256 := curves.K256()
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ek, _, err := NewKeys(k256)
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require.NoError(t, err)
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bin, err := ek.MarshalBinary()
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require.NoError(t, err)
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ekClone := new(EncryptionKey)
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err = ekClone.UnmarshalBinary(bin)
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require.NoError(t, err)
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require.True(t, ek.Value.Equal(ekClone.Value))
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}
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