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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/server_certificate_database/server_certificate_database.h"
#include "base/containers/span.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/test/task_environment.h"
#include "components/server_certificate_database/server_certificate_database.pb.h"
#include "components/server_certificate_database/server_certificate_database_test_util.h"
#include "net/test/cert_builder.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace net {
using chrome_browser_server_certificate_database::CertificateTrust;
using ::testing::UnorderedElementsAre;
class ServerCertificateDatabaseTest : public testing::Test {
public:
void SetUp() override {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
CreateDatabase();
}
void TearDown() override {
database_.reset();
ASSERT_TRUE(temp_dir_.Delete());
}
void CreateDatabase() {
database_ =
std::make_unique<ServerCertificateDatabase>(temp_dir_.GetPath());
}
protected:
base::test::TaskEnvironment task_environment_;
base::ScopedTempDir temp_dir_;
std::unique_ptr<ServerCertificateDatabase> database_;
};
TEST_F(ServerCertificateDatabaseTest, StoreAndRetrieve) {
EXPECT_TRUE(database_->RetrieveAllCertificates().empty());
EXPECT_EQ(database_->RetrieveCertificatesCount(), 0u);
auto [leaf, intermediate, root] = CertBuilder::CreateSimpleChain3();
ServerCertificateDatabase::CertInformation root_cert_info = MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED);
ServerCertificateDatabase::CertInformation intermediate_cert_info =
MakeCertInfo(intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_UNSPECIFIED);
{
std::vector<ServerCertificateDatabase::CertInformation> insert_certs;
insert_certs.push_back(MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED));
insert_certs.push_back(
MakeCertInfo(intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_UNSPECIFIED));
EXPECT_TRUE(database_->InsertOrUpdateCerts(std::move(insert_certs)));
}
EXPECT_THAT(
database_->RetrieveAllCertificates(),
UnorderedElementsAre(CertInfoEquals(std::ref(root_cert_info)),
CertInfoEquals(std::ref(intermediate_cert_info))));
EXPECT_EQ(database_->RetrieveCertificatesCount(), 2u);
// Reopen the database, and it should have the entries.
database_.reset();
CreateDatabase();
EXPECT_THAT(
database_->RetrieveAllCertificates(),
UnorderedElementsAre(CertInfoEquals(std::ref(intermediate_cert_info)),
CertInfoEquals(std::ref(root_cert_info))));
EXPECT_EQ(database_->RetrieveCertificatesCount(), 2u);
}
TEST_F(ServerCertificateDatabaseTest, Update) {
EXPECT_TRUE(database_->RetrieveAllCertificates().empty());
auto [leaf, intermediate, root] = CertBuilder::CreateSimpleChain3();
ServerCertificateDatabase::CertInformation root_cert_info = MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED);
ServerCertificateDatabase::CertInformation intermediate_cert_info =
MakeCertInfo(intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_UNSPECIFIED);
{
std::vector<ServerCertificateDatabase::CertInformation> insert_certs;
insert_certs.push_back(MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED));
insert_certs.push_back(
MakeCertInfo(intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_UNSPECIFIED));
EXPECT_TRUE(database_->InsertOrUpdateCerts(std::move(insert_certs)));
}
EXPECT_THAT(
database_->RetrieveAllCertificates(),
UnorderedElementsAre(CertInfoEquals(std::ref(root_cert_info)),
CertInfoEquals(std::ref(intermediate_cert_info))));
root_cert_info.cert_metadata.mutable_trust()->set_trust_type(
CertificateTrust::CERTIFICATE_TRUST_TYPE_DISTRUSTED);
{
std::vector<ServerCertificateDatabase::CertInformation> insert_certs;
insert_certs.push_back(MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_DISTRUSTED));
EXPECT_TRUE(database_->InsertOrUpdateCerts(std::move(insert_certs)));
}
EXPECT_THAT(
database_->RetrieveAllCertificates(),
UnorderedElementsAre(CertInfoEquals(std::ref(root_cert_info)),
CertInfoEquals(std::ref(intermediate_cert_info))));
}
TEST_F(ServerCertificateDatabaseTest, Delete) {
EXPECT_TRUE(database_->RetrieveAllCertificates().empty());
auto [leaf, intermediate, root] = CertBuilder::CreateSimpleChain3();
ServerCertificateDatabase::CertInformation root_cert_info = MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED);
ServerCertificateDatabase::CertInformation intermediate_cert_info =
MakeCertInfo(intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_UNSPECIFIED);
{
std::vector<ServerCertificateDatabase::CertInformation> insert_certs;
insert_certs.push_back(MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED));
insert_certs.push_back(
MakeCertInfo(intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_UNSPECIFIED));
EXPECT_TRUE(database_->InsertOrUpdateCerts(std::move(insert_certs)));
}
EXPECT_THAT(
database_->RetrieveAllCertificates(),
UnorderedElementsAre(CertInfoEquals(std::ref(root_cert_info)),
CertInfoEquals(std::ref(intermediate_cert_info))));
EXPECT_TRUE(
database_->DeleteCertificate(intermediate_cert_info.sha256hash_hex));
EXPECT_THAT(database_->RetrieveAllCertificates(),
UnorderedElementsAre(CertInfoEquals(std::ref(root_cert_info))));
// Trying to delete a certificate hash that doesn't exist in the database
// should return false.
EXPECT_FALSE(
database_->DeleteCertificate(intermediate_cert_info.sha256hash_hex));
}
TEST(ServerCertificateDatabaseTrustTest, TestTrustMappings) {
auto [leaf, intermediate, root] = CertBuilder::CreateSimpleChain3();
EXPECT_EQ(bssl::CertificateTrustType::UNSPECIFIED,
ServerCertificateDatabase::GetUserCertificateTrust(MakeCertInfo(
intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_UNSPECIFIED)));
EXPECT_EQ(bssl::CertificateTrustType::DISTRUSTED,
ServerCertificateDatabase::GetUserCertificateTrust(MakeCertInfo(
root->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_DISTRUSTED)));
EXPECT_EQ(bssl::CertificateTrustType::TRUSTED_ANCHOR,
ServerCertificateDatabase::GetUserCertificateTrust(MakeCertInfo(
intermediate->GetDER(),
CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED)));
EXPECT_EQ(
bssl::CertificateTrustType::TRUSTED_LEAF,
ServerCertificateDatabase::GetUserCertificateTrust(MakeCertInfo(
leaf->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED)));
leaf->SetBasicConstraints(/*is_ca=*/true, /*path_len=*/-1);
EXPECT_EQ(
bssl::CertificateTrustType::TRUSTED_ANCHOR_OR_LEAF,
ServerCertificateDatabase::GetUserCertificateTrust(MakeCertInfo(
leaf->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED)));
EXPECT_EQ(
bssl::CertificateTrustType::TRUSTED_ANCHOR,
ServerCertificateDatabase::GetUserCertificateTrust(MakeCertInfo(
root->GetDER(), CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED)));
EXPECT_EQ(
std::nullopt,
ServerCertificateDatabase::GetUserCertificateTrust(MakeCertInfo(
"invalidcertder", CertificateTrust::CERTIFICATE_TRUST_TYPE_TRUSTED)));
}
} // namespace net
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