Project import generated by Copybara.

PiperOrigin-RevId: 237361882
Change-Id: I109a68f44db867b20f8c6a7732b0ce657133e52a
diff --git a/quic/test_tools/quic_connection_peer.cc b/quic/test_tools/quic_connection_peer.cc
new file mode 100644
index 0000000..100fe15
--- /dev/null
+++ b/quic/test_tools/quic_connection_peer.cc
@@ -0,0 +1,355 @@
+// Copyright (c) 2012 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 "net/third_party/quiche/src/quic/test_tools/quic_connection_peer.h"
+
+#include "net/third_party/quiche/src/quic/core/congestion_control/send_algorithm_interface.h"
+#include "net/third_party/quiche/src/quic/core/quic_packet_writer.h"
+#include "net/third_party/quiche/src/quic/core/quic_received_packet_manager.h"
+#include "net/third_party/quiche/src/quic/platform/api/quic_flags.h"
+#include "net/third_party/quiche/src/quic/test_tools/quic_framer_peer.h"
+#include "net/third_party/quiche/src/quic/test_tools/quic_packet_generator_peer.h"
+#include "net/third_party/quiche/src/quic/test_tools/quic_sent_packet_manager_peer.h"
+
+namespace quic {
+namespace test {
+
+// static
+void QuicConnectionPeer::SendAck(QuicConnection* connection) {
+  connection->SendAck();
+}
+
+// static
+void QuicConnectionPeer::SetSendAlgorithm(
+    QuicConnection* connection,
+    SendAlgorithmInterface* send_algorithm) {
+  GetSentPacketManager(connection)->SetSendAlgorithm(send_algorithm);
+}
+
+// static
+void QuicConnectionPeer::SetLossAlgorithm(
+    QuicConnection* connection,
+    LossDetectionInterface* loss_algorithm) {
+  GetSentPacketManager(connection)->loss_algorithm_ = loss_algorithm;
+}
+
+// static
+const QuicFrame QuicConnectionPeer::GetUpdatedAckFrame(
+    QuicConnection* connection) {
+  const bool ack_frame_updated = connection->ack_frame_updated();
+  const QuicFrame ack_frame = connection->GetUpdatedAckFrame();
+  connection->received_packet_manager_.ack_frame_updated_ = ack_frame_updated;
+  return ack_frame;
+}
+
+// static
+void QuicConnectionPeer::PopulateStopWaitingFrame(
+    QuicConnection* connection,
+    QuicStopWaitingFrame* stop_waiting) {
+  connection->PopulateStopWaitingFrame(stop_waiting);
+}
+
+// static
+QuicConnectionVisitorInterface* QuicConnectionPeer::GetVisitor(
+    QuicConnection* connection) {
+  return connection->visitor_;
+}
+
+// static
+QuicPacketCreator* QuicConnectionPeer::GetPacketCreator(
+    QuicConnection* connection) {
+  return QuicPacketGeneratorPeer::GetPacketCreator(
+      &connection->packet_generator_);
+}
+
+// static
+QuicPacketGenerator* QuicConnectionPeer::GetPacketGenerator(
+    QuicConnection* connection) {
+  return &connection->packet_generator_;
+}
+
+// static
+QuicSentPacketManager* QuicConnectionPeer::GetSentPacketManager(
+    QuicConnection* connection) {
+  return &connection->sent_packet_manager_;
+}
+
+// static
+QuicTime::Delta QuicConnectionPeer::GetNetworkTimeout(
+    QuicConnection* connection) {
+  return connection->idle_network_timeout_;
+}
+
+// static
+void QuicConnectionPeer::SetPerspective(QuicConnection* connection,
+                                        Perspective perspective) {
+  connection->perspective_ = perspective;
+  QuicFramerPeer::SetPerspective(&connection->framer_, perspective);
+}
+
+// static
+void QuicConnectionPeer::SetSelfAddress(QuicConnection* connection,
+                                        const QuicSocketAddress& self_address) {
+  connection->self_address_ = self_address;
+}
+
+// static
+void QuicConnectionPeer::SetPeerAddress(QuicConnection* connection,
+                                        const QuicSocketAddress& peer_address) {
+  connection->peer_address_ = peer_address;
+}
+
+// static
+void QuicConnectionPeer::SetDirectPeerAddress(
+    QuicConnection* connection,
+    const QuicSocketAddress& direct_peer_address) {
+  connection->direct_peer_address_ = direct_peer_address;
+}
+
+// static
+void QuicConnectionPeer::SetEffectivePeerAddress(
+    QuicConnection* connection,
+    const QuicSocketAddress& effective_peer_address) {
+  connection->effective_peer_address_ = effective_peer_address;
+}
+
+// static
+bool QuicConnectionPeer::IsSilentCloseEnabled(QuicConnection* connection) {
+  return connection->idle_timeout_connection_close_behavior_ ==
+         ConnectionCloseBehavior::SILENT_CLOSE;
+}
+
+// static
+void QuicConnectionPeer::SwapCrypters(QuicConnection* connection,
+                                      QuicFramer* framer) {
+  QuicFramerPeer::SwapCrypters(framer, &connection->framer_);
+}
+
+// static
+void QuicConnectionPeer::SetCurrentPacket(QuicConnection* connection,
+                                          QuicStringPiece current_packet) {
+  connection->current_packet_data_ = current_packet.data();
+  connection->last_size_ = current_packet.size();
+}
+
+// static
+QuicConnectionHelperInterface* QuicConnectionPeer::GetHelper(
+    QuicConnection* connection) {
+  return connection->helper_;
+}
+
+// static
+QuicAlarmFactory* QuicConnectionPeer::GetAlarmFactory(
+    QuicConnection* connection) {
+  return connection->alarm_factory_;
+}
+
+// static
+QuicFramer* QuicConnectionPeer::GetFramer(QuicConnection* connection) {
+  return &connection->framer_;
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetAckAlarm(QuicConnection* connection) {
+  return connection->ack_alarm_.get();
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetPingAlarm(QuicConnection* connection) {
+  return connection->ping_alarm_.get();
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetRetransmissionAlarm(
+    QuicConnection* connection) {
+  return connection->retransmission_alarm_.get();
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetSendAlarm(QuicConnection* connection) {
+  return connection->send_alarm_.get();
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetTimeoutAlarm(QuicConnection* connection) {
+  return connection->timeout_alarm_.get();
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetMtuDiscoveryAlarm(
+    QuicConnection* connection) {
+  return connection->mtu_discovery_alarm_.get();
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetPathDegradingAlarm(
+    QuicConnection* connection) {
+  return connection->path_degrading_alarm_.get();
+}
+
+// static
+QuicAlarm* QuicConnectionPeer::GetProcessUndecryptablePacketsAlarm(
+    QuicConnection* connection) {
+  return connection->process_undecryptable_packets_alarm_.get();
+}
+
+// static
+QuicPacketWriter* QuicConnectionPeer::GetWriter(QuicConnection* connection) {
+  return connection->writer_;
+}
+
+// static
+void QuicConnectionPeer::SetWriter(QuicConnection* connection,
+                                   QuicPacketWriter* writer,
+                                   bool owns_writer) {
+  if (connection->owns_writer_) {
+    delete connection->writer_;
+  }
+  connection->writer_ = writer;
+  connection->owns_writer_ = owns_writer;
+}
+
+// static
+void QuicConnectionPeer::TearDownLocalConnectionState(
+    QuicConnection* connection) {
+  connection->connected_ = false;
+}
+
+// static
+QuicEncryptedPacket* QuicConnectionPeer::GetConnectionClosePacket(
+    QuicConnection* connection) {
+  if (connection->termination_packets_ == nullptr ||
+      connection->termination_packets_->empty()) {
+    return nullptr;
+  }
+  return (*connection->termination_packets_)[0].get();
+}
+
+// static
+QuicPacketHeader* QuicConnectionPeer::GetLastHeader(
+    QuicConnection* connection) {
+  return &connection->last_header_;
+}
+
+// static
+QuicConnectionStats* QuicConnectionPeer::GetStats(QuicConnection* connection) {
+  return &connection->stats_;
+}
+
+// static
+QuicPacketCount QuicConnectionPeer::GetPacketsBetweenMtuProbes(
+    QuicConnection* connection) {
+  return connection->packets_between_mtu_probes_;
+}
+
+// static
+void QuicConnectionPeer::SetPacketsBetweenMtuProbes(QuicConnection* connection,
+                                                    QuicPacketCount packets) {
+  connection->packets_between_mtu_probes_ = packets;
+}
+
+// static
+void QuicConnectionPeer::SetNextMtuProbeAt(QuicConnection* connection,
+                                           QuicPacketNumber number) {
+  connection->next_mtu_probe_at_ = number;
+}
+
+// static
+void QuicConnectionPeer::SetAckMode(QuicConnection* connection,
+                                    AckMode ack_mode) {
+  if (connection->received_packet_manager_.decide_when_to_send_acks()) {
+    connection->received_packet_manager_.ack_mode_ = ack_mode;
+  } else {
+    connection->ack_mode_ = ack_mode;
+  }
+}
+
+// static
+void QuicConnectionPeer::SetFastAckAfterQuiescence(
+    QuicConnection* connection,
+    bool fast_ack_after_quiescence) {
+  if (connection->received_packet_manager_.decide_when_to_send_acks()) {
+    connection->received_packet_manager_.fast_ack_after_quiescence_ =
+        fast_ack_after_quiescence;
+  } else {
+    connection->fast_ack_after_quiescence_ = fast_ack_after_quiescence;
+  }
+}
+
+// static
+void QuicConnectionPeer::SetAckDecimationDelay(QuicConnection* connection,
+                                               float ack_decimation_delay) {
+  if (connection->received_packet_manager_.decide_when_to_send_acks()) {
+    connection->received_packet_manager_.ack_decimation_delay_ =
+        ack_decimation_delay;
+  } else {
+    connection->ack_decimation_delay_ = ack_decimation_delay;
+  }
+}
+
+// static
+bool QuicConnectionPeer::HasRetransmittableFrames(QuicConnection* connection,
+                                                  uint64_t packet_number) {
+  return QuicSentPacketManagerPeer::HasRetransmittableFrames(
+      GetSentPacketManager(connection), packet_number);
+}
+
+// static
+bool QuicConnectionPeer::GetNoStopWaitingFrames(QuicConnection* connection) {
+  return connection->no_stop_waiting_frames_;
+}
+
+// static
+void QuicConnectionPeer::SetNoStopWaitingFrames(QuicConnection* connection,
+                                                bool no_stop_waiting_frames) {
+  connection->no_stop_waiting_frames_ = no_stop_waiting_frames;
+}
+
+// static
+void QuicConnectionPeer::SetMaxTrackedPackets(
+    QuicConnection* connection,
+    QuicPacketCount max_tracked_packets) {
+  connection->max_tracked_packets_ = max_tracked_packets;
+}
+
+// static
+void QuicConnectionPeer::SetSessionDecidesWhatToWrite(
+    QuicConnection* connection) {
+  connection->sent_packet_manager_.SetSessionDecideWhatToWrite(true);
+  connection->packet_generator_.SetCanSetTransmissionType(true);
+}
+
+// static
+void QuicConnectionPeer::SetNegotiatedVersion(QuicConnection* connection) {
+  connection->version_negotiation_state_ = QuicConnection::NEGOTIATED_VERSION;
+}
+
+// static
+void QuicConnectionPeer::SetMaxConsecutiveNumPacketsWithNoRetransmittableFrames(
+    QuicConnection* connection,
+    size_t new_value) {
+  connection->max_consecutive_num_packets_with_no_retransmittable_frames_ =
+      new_value;
+}
+
+// static
+void QuicConnectionPeer::SetNoVersionNegotiation(QuicConnection* connection,
+                                                 bool no_version_negotiation) {
+  *const_cast<bool*>(&connection->no_version_negotiation_) =
+      no_version_negotiation;
+}
+
+// static
+bool QuicConnectionPeer::SupportsReleaseTime(QuicConnection* connection) {
+  return connection->supports_release_time_;
+}
+
+// static
+QuicConnection::PacketContent QuicConnectionPeer::GetCurrentPacketContent(
+    QuicConnection* connection) {
+  return connection->current_packet_content_;
+}
+
+}  // namespace test
+}  // namespace quic