mirror of
https://source.quilibrium.com/quilibrium/ceremonyclient.git
synced 2024-12-27 17:15:18 +00:00
60 lines
1.4 KiB
Go
60 lines
1.4 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 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 TestDecryptionKeyMarshal(t *testing.T) {
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k256 := curves.K256()
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_, dk, err := NewKeys(k256)
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require.NoError(t, err)
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bin, err := dk.MarshalBinary()
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require.NoError(t, err)
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dup := new(DecryptionKey)
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err = dup.UnmarshalBinary(bin)
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require.NoError(t, err)
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require.Equal(t, 0, dk.x.Cmp(dup.x))
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}
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func TestDecryptionKeyDecryptBadCiphertext(t *testing.T) {
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k256 := curves.K256()
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_, dk, err := NewKeys(k256)
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require.NoError(t, err)
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// nil ciphertext
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_, _, err = dk.VerifiableDecryptWithDomain([]byte{}, nil)
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require.Error(t, err)
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// empty ciphertext
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_, _, err = dk.VerifiableDecryptWithDomain([]byte{}, new(CipherText))
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require.Error(t, err)
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cs := new(CipherText)
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cs.C1 = k256.Point.Generator()
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cs.C2 = k256.Point.Generator()
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cs.Nonce = make([]byte, 12)
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cs.Aead = make([]byte, 16)
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// empty data in ciphertext
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_, _, err = dk.VerifiableDecryptWithDomain([]byte{}, cs)
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require.Error(t, err)
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cs.C1 = k256.Point.Identity()
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cs.C2 = k256.Point.Identity()
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cs.Nonce = []byte{}
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cs.Aead = []byte{}
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// ensure no panic happens when nonce and aead are invalid lengths
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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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