parameter_test.cc - mozsearch

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/*

 *  Copyright (c) 2021 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 "net/dcsctp/packet/parameter/parameter.h"

#include <cstdint>

#include <type_traits>

#include <vector>

#include "api/array_view.h"

#include "net/dcsctp/packet/parameter/outgoing_ssn_reset_request_parameter.h"

#include "net/dcsctp/packet/tlv_trait.h"

#include "net/dcsctp/testing/testing_macros.h"

#include "rtc_base/gunit.h"

#include "test/gmock.h"

namespace dcsctp {

namespace {

using ::testing::ElementsAre;

using ::testing::SizeIs;

TEST(ParameterTest, SerializeDeserializeParameter) {

  Parameters parameters =

      Parameters::Builder()

          .Add(OutgoingSSNResetRequestParameter(ReconfigRequestSN(123),

                                                ReconfigRequestSN(456),

                                                TSN(789), {StreamID(42)}))

          .Build();

  rtc::ArrayView<const uint8_t> serialized = parameters.data();

  ASSERT_HAS_VALUE_AND_ASSIGN(Parameters parsed, Parameters::Parse(serialized));

  auto descriptors = parsed.descriptors();

  ASSERT_THAT(descriptors, SizeIs(1));

  EXPECT_THAT(descriptors[0].type, OutgoingSSNResetRequestParameter::kType);

  ASSERT_HAS_VALUE_AND_ASSIGN(

      OutgoingSSNResetRequestParameter parsed_param,

      OutgoingSSNResetRequestParameter::Parse(descriptors[0].data));

  EXPECT_EQ(*parsed_param.request_sequence_number(), 123u);

  EXPECT_EQ(*parsed_param.response_sequence_number(), 456u);

  EXPECT_EQ(*parsed_param.sender_last_assigned_tsn(), 789u);

  EXPECT_THAT(parsed_param.stream_ids(), ElementsAre(StreamID(42)));

}  // namespace

}  // namespace dcsctp