mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-11-10 18:25:17 +00:00
130 lines
3.7 KiB
Go
130 lines
3.7 KiB
Go
package crypto_test
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import (
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"crypto/rand"
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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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"source.quilibrium.com/quilibrium/monorepo/node/crypto"
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)
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func TestRatchetEncrypt(t *testing.T) {
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x448SendingIdentityPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
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x448SendingEphemeralPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
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x448ReceivingIdentityPrivateKey := curves.ED448().Scalar.Random(rand.Reader)
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x448ReceivingSignedPrePrivateKey := curves.ED448().Scalar.Random(rand.Reader)
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x448SendingIdentityKey := curves.ED448().NewGeneratorPoint().Mul(x448SendingIdentityPrivateKey)
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x448SendingEphemeralKey := curves.ED448().NewGeneratorPoint().Mul(x448SendingEphemeralPrivateKey)
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x448ReceivingIdentityKey := curves.ED448().NewGeneratorPoint().Mul(x448ReceivingIdentityPrivateKey)
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x448ReceivingSignedPreKey := curves.ED448().NewGeneratorPoint().Mul(x448ReceivingSignedPrePrivateKey)
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senderResult := crypto.SenderX3DH(
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x448SendingIdentityPrivateKey,
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x448SendingEphemeralPrivateKey,
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x448ReceivingIdentityKey,
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x448ReceivingSignedPreKey,
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96,
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)
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receiverResult := crypto.ReceiverX3DH(
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x448ReceivingIdentityPrivateKey,
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x448ReceivingSignedPrePrivateKey,
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x448SendingIdentityKey,
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x448SendingEphemeralKey,
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96,
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)
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sender, err := crypto.NewDoubleRatchetParticipant(
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senderResult[:32],
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senderResult[32:64],
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senderResult[64:],
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true,
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x448SendingEphemeralPrivateKey,
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x448ReceivingSignedPreKey,
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*curves.ED448(),
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nil,
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)
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require.NoError(t, err)
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receiver, err := crypto.NewDoubleRatchetParticipant(
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receiverResult[:32],
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receiverResult[32:64],
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receiverResult[64:],
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false,
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x448ReceivingSignedPrePrivateKey,
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x448SendingEphemeralKey,
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*curves.ED448(),
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nil,
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)
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require.NoError(t, err)
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envelope1, err := sender.RatchetEncrypt([]byte("hello there"))
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require.NoError(t, err)
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envelope2, err := sender.RatchetEncrypt([]byte("general kenobi"))
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require.NoError(t, err)
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plaintext1, err := receiver.RatchetDecrypt(envelope1)
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require.NoError(t, err)
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plaintext2, err := receiver.RatchetDecrypt(envelope2)
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require.NoError(t, err)
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envelope3, err := receiver.RatchetEncrypt([]byte("you are a bold one"))
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require.NoError(t, err)
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envelope4, err := receiver.RatchetEncrypt([]byte("[mechanical laughing]"))
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require.NoError(t, err)
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plaintext3, err := sender.RatchetDecrypt(envelope3)
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require.NoError(t, err)
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plaintext4, err := sender.RatchetDecrypt(envelope4)
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require.NoError(t, err)
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// confirm large messages
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msg5 := make([]byte, 1024*1024*10)
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msg6 := make([]byte, 1024*1024*10)
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msg7 := make([]byte, 1024*1024*10)
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msg8 := make([]byte, 1024*1024*10)
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rand.Read(msg5)
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rand.Read(msg6)
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rand.Read(msg7)
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rand.Read(msg8)
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envelope5, err := sender.RatchetEncrypt(msg5)
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require.NoError(t, err)
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envelope6, err := sender.RatchetEncrypt(msg6)
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require.NoError(t, err)
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plaintext5, err := receiver.RatchetDecrypt(envelope5)
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require.NoError(t, err)
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plaintext6, err := receiver.RatchetDecrypt(envelope6)
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require.NoError(t, err)
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envelope7, err := receiver.RatchetEncrypt(msg7)
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require.NoError(t, err)
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envelope8, err := receiver.RatchetEncrypt(msg8)
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require.NoError(t, err)
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plaintext7, err := sender.RatchetDecrypt(envelope7)
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require.NoError(t, err)
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plaintext8, err := sender.RatchetDecrypt(envelope8)
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require.NoError(t, err)
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require.Equal(t, []byte("hello there"), plaintext1)
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require.Equal(t, []byte("general kenobi"), plaintext2)
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require.Equal(t, []byte("you are a bold one"), plaintext3)
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require.Equal(t, []byte("[mechanical laughing]"), plaintext4)
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require.Equal(t, msg5, plaintext5)
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require.Equal(t, msg6, plaintext6)
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require.Equal(t, msg7, plaintext7)
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require.Equal(t, msg8, plaintext8)
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}
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