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// Copyright 2012 The Chromium Authors
// 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 <memory>
#include <string>
#include <vector>
#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.
std::unique_ptr<crypto::ECPrivateKey> key_original(
crypto::ECPrivateKey::Create());
ASSERT_TRUE(key_original);
std::vector<uint8_t> key_info;
ASSERT_TRUE(key_original->ExportPrivateKey(&key_info));
std::unique_ptr<crypto::ECPrivateKey> key(
crypto::ECPrivateKey::CreateFromPrivateKeyInfo(key_info));
ASSERT_TRUE(key);
ASSERT_TRUE(key->key());
std::unique_ptr<crypto::ECSignatureCreator> signer(
crypto::ECSignatureCreator::Create(key.get()));
ASSERT_TRUE(signer);
std::string data("Hello, World!");
std::vector<uint8_t> signature;
ASSERT_TRUE(signer->Sign(base::as_byte_span(data), &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, public_key_info));
verifier.VerifyUpdate(base::as_byte_span(data));
ASSERT_TRUE(verifier.VerifyFinal());
}
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