chromium/net/third_party/quiche/src/quiche/quic/core/crypto/chacha20_poly1305_encrypter_test.cc

// Copyright 2014 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 "quiche/quic/core/crypto/chacha20_poly1305_encrypter.h"

#include <memory>
#include <string>

#include "absl/base/macros.h"
#include "absl/strings/escaping.h"
#include "absl/strings/string_view.h"
#include "quiche/quic/core/crypto/chacha20_poly1305_decrypter.h"
#include "quiche/quic/core/quic_utils.h"
#include "quiche/quic/platform/api/quic_test.h"
#include "quiche/quic/test_tools/quic_test_utils.h"
#include "quiche/common/test_tools/quiche_test_utils.h"

namespace {

// The test vectors come from RFC 7539 Section 2.8.2.

// Each test vector consists of five strings of lowercase hexadecimal digits.
// The strings may be empty (zero length). A test vector with a nullptr |key|
// marks the end of an array of test vectors.
struct TestVector { … };

const TestVector test_vectors[] = …;

}  // namespace

namespace quic {
namespace test {

// EncryptWithNonce wraps the |Encrypt| method of |encrypter| to allow passing
// in an nonce and also to allocate the buffer needed for the ciphertext.
QuicData* EncryptWithNonce(ChaCha20Poly1305Encrypter* encrypter,
                           absl::string_view nonce,
                           absl::string_view associated_data,
                           absl::string_view plaintext) { … }

class ChaCha20Poly1305EncrypterTest : public QuicTest { … };

TEST_F(ChaCha20Poly1305EncrypterTest, EncryptThenDecrypt) { … }

TEST_F(ChaCha20Poly1305EncrypterTest, Encrypt) { … }

TEST_F(ChaCha20Poly1305EncrypterTest, GetMaxPlaintextSize) { … }

TEST_F(ChaCha20Poly1305EncrypterTest, GetCiphertextSize) { … }

}  // namespace test
}  // namespace quic