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// Copyright 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
////////////////////////////////////////////////////////////////////////////////
#include "tink/signature/public_key_sign_factory.h"
#include <string>
#include <utility>
#include "gtest/gtest.h"
#include "tink/crypto_format.h"
#include "tink/keyset_handle.h"
#include "tink/public_key_sign.h"
#include "tink/registry.h"
#include "tink/signature/ecdsa_sign_key_manager.h"
#include "tink/signature/signature_config.h"
#include "tink/util/status.h"
#include "tink/util/test_keyset_handle.h"
#include "tink/util/test_util.h"
#include "proto/ecdsa.pb.h"
#include "proto/tink.pb.h"
using crypto::tink::test::AddTinkKey;
using google::crypto::tink::EcdsaPrivateKey;
using google::crypto::tink::EcdsaSignatureEncoding;
using google::crypto::tink::EllipticCurveType;
using google::crypto::tink::HashType;
using google::crypto::tink::KeyData;
using google::crypto::tink::Keyset;
using google::crypto::tink::KeyStatusType;
namespace crypto {
namespace tink {
namespace {
class PublicKeySignFactoryTest : public ::testing::Test {
protected:
void SetUp() override {
auto status = SignatureConfig::Register();
ASSERT_TRUE(status.ok()) << status;
}
};
EcdsaPrivateKey GetNewEcdsaPrivateKey() {
return test::GetEcdsaTestPrivateKey(EllipticCurveType::NIST_P256,
HashType::SHA256,
EcdsaSignatureEncoding::DER);
}
TEST_F(PublicKeySignFactoryTest, testBasic) {
Keyset keyset;
auto public_key_sign_result = PublicKeySignFactory::GetPrimitive(
*TestKeysetHandle::GetKeysetHandle(keyset));
EXPECT_FALSE(public_key_sign_result.ok());
EXPECT_EQ(absl::StatusCode::kInvalidArgument,
public_key_sign_result.status().code());
EXPECT_PRED_FORMAT2(testing::IsSubstring, "at least one key",
std::string(public_key_sign_result.status().message()));
}
TEST_F(PublicKeySignFactoryTest, testPrimitive) {
// Prepare a Keyset.
Keyset keyset;
std::string key_type =
"type.googleapis.com/google.crypto.tink.EcdsaPrivateKey";
uint32_t key_id_1 = 1234543;
AddTinkKey(key_type, key_id_1, GetNewEcdsaPrivateKey(),
KeyStatusType::ENABLED, KeyData::ASYMMETRIC_PUBLIC, &keyset);
uint32_t key_id_2 = 726329;
AddTinkKey(key_type, key_id_2, GetNewEcdsaPrivateKey(),
KeyStatusType::ENABLED, KeyData::ASYMMETRIC_PUBLIC, &keyset);
uint32_t key_id_3 = 7213743;
AddTinkKey(key_type, key_id_3, GetNewEcdsaPrivateKey(),
KeyStatusType::ENABLED, KeyData::ASYMMETRIC_PUBLIC, &keyset);
keyset.set_primary_key_id(key_id_3);
// Create a KeysetHandle and use it with the factory.
auto public_key_sign_result = PublicKeySignFactory::GetPrimitive(
*TestKeysetHandle::GetKeysetHandle(keyset));
EXPECT_TRUE(public_key_sign_result.ok())
<< public_key_sign_result.status();
auto public_key_sign = std::move(public_key_sign_result.value());
std::string data = "some data to sign";
auto sign_result = public_key_sign->Sign(data);
EXPECT_TRUE(sign_result.ok()) << sign_result.status();
EXPECT_NE(data, sign_result.value());
}
} // namespace
} // namespace tink
} // namespace crypto
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