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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "crypto/ec_signature_creator.h"
#include <stdint.h>
#include <string>
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "crypto/ec_private_key.h"
#include "crypto/signature_verifier.h"
#include "testing/gtest/include/gtest/gtest.h"
// TODO(rch): Add some exported keys from each to
// test interop between NSS and OpenSSL.
TEST(ECSignatureCreatorTest, BasicTest) {
// Do a verify round trip.
scoped_ptr<crypto::ECPrivateKey> key_original(
crypto::ECPrivateKey::Create());
ASSERT_TRUE(key_original.get());
std::vector<uint8_t> key_info;
ASSERT_TRUE(
key_original->ExportEncryptedPrivateKey(std::string(), 1000, &key_info));
std::vector<uint8_t> pubkey_info;
ASSERT_TRUE(key_original->ExportPublicKey(&pubkey_info));
scoped_ptr<crypto::ECPrivateKey> key(
crypto::ECPrivateKey::CreateFromEncryptedPrivateKeyInfo(
std::string(), key_info, pubkey_info));
ASSERT_TRUE(key.get());
ASSERT_TRUE(key->key() != NULL);
scoped_ptr<crypto::ECSignatureCreator> signer(
crypto::ECSignatureCreator::Create(key.get()));
ASSERT_TRUE(signer.get());
std::string data("Hello, World!");
std::vector<uint8_t> signature;
ASSERT_TRUE(signer->Sign(reinterpret_cast<const uint8_t*>(data.c_str()),
data.size(), &signature));
std::vector<uint8_t> public_key_info;
ASSERT_TRUE(key_original->ExportPublicKey(&public_key_info));
crypto::SignatureVerifier verifier;
ASSERT_TRUE(verifier.VerifyInit(
crypto::SignatureVerifier::ECDSA_SHA256, &signature[0], signature.size(),
&public_key_info.front(), public_key_info.size()));
verifier.VerifyUpdate(reinterpret_cast<const uint8_t*>(data.c_str()),
data.size());
ASSERT_TRUE(verifier.VerifyFinal());
}
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