Introduce PeerConnectionE2EQualityTestFixture implementation.

Introduce PeerConnectionE2EQualityTestFixture implementation with
example test.

Bug: webrtc:10138
Change-Id: Iec1d135f1b43863a3fa6f0723b579d2b7ff44807
Reviewed-on: https://webrtc-review.googlesource.com/c/120810
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Reviewed-by: Peter Slatala <psla@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Yves Gerey <yvesg@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26589}

test/pc/e2e/peer_connection_quality_test.h

@@ -0,0 +1,95 @@
+/*
+ *  Copyright (c) 2019 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.
+ */
+#ifndef TEST_PC_E2E_PEER_CONNECTION_QUALITY_TEST_H_
+#define TEST_PC_E2E_PEER_CONNECTION_QUALITY_TEST_H_
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include "pc/test/frame_generator_capturer_video_track_source.h"
+#include "rtc_base/thread.h"
+#include "system_wrappers/include/clock.h"
+#include "test/pc/e2e/analyzer/video/single_process_encoded_image_id_injector.h"
+#include "test/pc/e2e/analyzer/video/video_quality_analyzer_injection_helper.h"
+#include "test/pc/e2e/api/peerconnection_quality_test_fixture.h"
+#include "test/pc/e2e/test_peer.h"
+#include "test/testsupport/video_frame_writer.h"
+
+namespace webrtc {
+namespace test {
+
+class PeerConnectionE2EQualityTest
+    : public PeerConnectionE2EQualityTestFixture {
+ public:
+  using Params = PeerConnectionE2EQualityTestFixture::Params;
+  using Analyzers = PeerConnectionE2EQualityTestFixture::Analyzers;
+  using InjectableComponents =
+      PeerConnectionE2EQualityTestFixture::InjectableComponents;
+  using VideoGeneratorType =
+      PeerConnectionE2EQualityTestFixture::VideoGeneratorType;
+  using RunParams = PeerConnectionE2EQualityTestFixture::RunParams;
+  using VideoConfig = PeerConnectionE2EQualityTestFixture::VideoConfig;
+
+  PeerConnectionE2EQualityTest(
+      std::unique_ptr<InjectableComponents> alice_components,
+      std::unique_ptr<Params> alice_params,
+      std::unique_ptr<InjectableComponents> bob_components,
+      std::unique_ptr<Params> bob_params,
+      std::unique_ptr<Analyzers> analyzers);
+
+  ~PeerConnectionE2EQualityTest() override = default;
+
+  void Run(RunParams run_params) override;
+
+ private:
+  // Sets video stream labels that are not specified in VideoConfigs to unique
+  // generated values.
+  void SetMissedVideoStreamLabels(std::vector<Params*> params);
+  // Validate peer's parameters, also ensure uniqueness of all video stream
+  // labels.
+  void ValidateParams(std::vector<Params*> params);
+  // Have to be run on the signaling thread.
+  void RunOnSignalingThread(RunParams run_params);
+  void AddMedia(TestPeer* peer);
+  void AddVideo(TestPeer* peer);
+  std::unique_ptr<FrameGenerator> CreateFrameGenerator(
+      const VideoConfig& video_config);
+  void AddAudio(TestPeer* peer);
+  void SetupCall(TestPeer* alice, TestPeer* bob);
+  void WaitForTransceiversSetup(Params* params, TestPeer* remote_peer);
+  void SetupVideoSink(Params* params, TestPeer* remote_peer);
+  void StartVideo();
+  void TearDownCall();
+  VideoFrameWriter* MaybeCreateVideoWriter(
+      absl::optional<std::string> file_name,
+      const VideoConfig& config);
+
+  Clock* const clock_;
+  std::unique_ptr<VideoQualityAnalyzerInjectionHelper>
+      video_quality_analyzer_injection_helper_;
+  std::unique_ptr<SingleProcessEncodedImageIdInjector>
+      encoded_image_id_controller_;
+  const std::unique_ptr<rtc::Thread> signaling_thread_;
+
+  std::unique_ptr<TestPeer> alice_;
+  std::unique_ptr<TestPeer> bob_;
+
+  std::vector<rtc::scoped_refptr<FrameGeneratorCapturerVideoTrackSource>>
+      video_sources_;
+  std::vector<std::unique_ptr<VideoFrameWriter>> video_writers_;
+  std::vector<std::unique_ptr<rtc::VideoSinkInterface<VideoFrame>>>
+      output_video_sinks_;
+};
+
+}  // namespace test
+}  // namespace webrtc
+
+#endif  // TEST_PC_E2E_PEER_CONNECTION_QUALITY_TEST_H_