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/*
* Copyright 2025 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "api/crypto/crypto_options.h"
#include <cstdint>
#include <set>
#include <vector>
#include "rtc_base/openssl_stream_adapter.h"
#include "test/gtest.h"
#include "test/scoped_key_value_config.h"
TEST(EphemeralKeyExchangeCipherGroupsTest, GetSupported) {
std::set<uint16_t> expected = {
#ifdef SSL_GROUP_SECP224R1
SSL_GROUP_SECP224R1,
#endif
#ifdef SSL_GROUP_SECP256R1
SSL_GROUP_SECP256R1,
#endif
#ifdef SSL_GROUP_SECP384R1
SSL_GROUP_SECP384R1,
#endif
#ifdef SSL_GROUP_SECP521R1
SSL_GROUP_SECP521R1,
#endif
#ifdef SSL_GROUP_X25519
SSL_GROUP_X25519,
#endif
#ifdef SSL_GROUP_X25519_MLKEM768
SSL_GROUP_X25519_MLKEM768,
#endif
};
auto supported =
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups::GetSupported();
for (auto group : expected) {
EXPECT_TRUE(supported.contains(group));
}
}
TEST(EphemeralKeyExchangeCipherGroupsTest, GetEnabled) {
std::vector<uint16_t> expected = {
#ifdef SSL_GROUP_X25519
SSL_GROUP_X25519,
#endif
#ifdef SSL_GROUP_SECP256R1
SSL_GROUP_SECP256R1,
#endif
#ifdef SSL_GROUP_SECP384R1
SSL_GROUP_SECP384R1,
#endif
};
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups groups;
EXPECT_EQ(groups.GetEnabled(), expected);
}
TEST(EphemeralKeyExchangeCipherGroupsTest, SetEnabled) {
std::vector<uint16_t> expected = {
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups::kX25519,
};
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups groups;
groups.SetEnabled(expected);
EXPECT_EQ(groups.GetEnabled(), expected);
}
TEST(EphemeralKeyExchangeCipherGroupsTest, AddFirst) {
std::vector<uint16_t> initial = {
#ifdef SSL_GROUP_X25519
SSL_GROUP_X25519,
#endif
#ifdef SSL_GROUP_SECP256R1
SSL_GROUP_SECP256R1,
#endif
#ifdef SSL_GROUP_SECP384R1
SSL_GROUP_SECP384R1,
#endif
};
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups groups;
EXPECT_EQ(groups.GetEnabled(), initial);
groups.AddFirst(webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups::
kX25519_MLKEM768);
std::vector<uint16_t> expected = {
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups::kX25519_MLKEM768,
#ifdef SSL_GROUP_X25519
SSL_GROUP_X25519,
#endif
#ifdef SSL_GROUP_SECP256R1
SSL_GROUP_SECP256R1,
#endif
#ifdef SSL_GROUP_SECP384R1
SSL_GROUP_SECP384R1,
#endif
};
EXPECT_EQ(groups.GetEnabled(), expected);
}
TEST(EphemeralKeyExchangeCipherGroupsTest, Update) {
std::vector<uint16_t> expected = {
#ifdef SSL_GROUP_X25519_MLKEM768
SSL_GROUP_X25519_MLKEM768,
#endif
#ifdef SSL_GROUP_SECP256R1
SSL_GROUP_SECP256R1,
#endif
#ifdef SSL_GROUP_SECP384R1
SSL_GROUP_SECP384R1,
#endif
};
std::vector<uint16_t> disable = {
#ifdef SSL_GROUP_X25519
SSL_GROUP_X25519,
#endif
};
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups groups;
webrtc::test::ScopedKeyValueConfig field_trials(
"WebRTC-EnableDtlsPqc/Enabled/");
groups.Update(&field_trials, &disable);
EXPECT_EQ(groups.GetEnabled(), expected);
}
TEST(EphemeralKeyExchangeCipherGroupsTest, CopyCryptoOptions) {
webrtc::CryptoOptions options;
options.ephemeral_key_exchange_cipher_groups.SetEnabled({
webrtc::CryptoOptions::EphemeralKeyExchangeCipherGroups::kX25519_MLKEM768,
});
webrtc::CryptoOptions copy1 = options;
webrtc::CryptoOptions copy2(options);
EXPECT_EQ(options, copy1);
EXPECT_EQ(options, copy2);
}
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