File: provider_test_helpers.h

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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_MEDIA_ROUTER_TEST_PROVIDER_TEST_HELPERS_H_
#define CHROME_BROWSER_MEDIA_ROUTER_TEST_PROVIDER_TEST_HELPERS_H_

#include <string>
#include <vector>

#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "base/test/values_test_util.h"
#include "chrome/browser/media/router/discovery/dial/device_description_fetcher.h"
#include "chrome/browser/media/router/discovery/dial/dial_app_discovery_service.h"
#include "chrome/browser/media/router/discovery/dial/dial_media_sink_service.h"
#include "chrome/browser/media/router/discovery/dial/dial_url_fetcher.h"
#include "chrome/browser/media/router/discovery/mdns/cast_media_sink_service.h"
#include "chrome/browser/media/router/discovery/mdns/cast_media_sink_service_impl.h"
#include "chrome/browser/media/router/providers/cast/cast_app_discovery_service.h"
#include "chrome/browser/media/router/providers/cast/dual_media_sink_service.h"
#include "chrome/browser/media/router/providers/dial/dial_activity_manager.h"
#include "chrome/browser/media/router/providers/dial/dial_internal_message_util.h"
#include "components/media_router/browser/issue_manager.h"
#include "components/media_router/browser/issues_observer.h"
#include "components/media_router/browser/media_routes_observer.h"
#include "components/media_router/browser/media_sinks_observer.h"
#include "components/media_router/browser/test/test_helper.h"
#include "components/media_router/common/discovery/media_sink_internal.h"
#include "net/base/ip_endpoint.h"
#include "services/network/test/test_url_loader_factory.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "third_party/blink/public/mojom/presentation/presentation.mojom.h"

namespace media_router {

class MockDualMediaSinkService : public DualMediaSinkService {
 public:
  MockDualMediaSinkService();
  MockDualMediaSinkService(const MockDualMediaSinkService&) = delete;
  MockDualMediaSinkService& operator=(const MockDualMediaSinkService&) = delete;
  ~MockDualMediaSinkService() override;

  MOCK_METHOD(void, StartDiscovery, (), (override));
  MOCK_METHOD(void, DiscoverSinksNow, (), (override));
  MOCK_METHOD(bool, DialDiscoveryStarted, (), (override, const));
  MOCK_METHOD(bool, MdnsDiscoveryStarted, (), (override, const));
};

class MockDialMediaSinkService : public DialMediaSinkService {
 public:
  MockDialMediaSinkService();
  ~MockDialMediaSinkService() override;

  MOCK_METHOD1(Start, void(const OnSinksDiscoveredCallback&));
  MOCK_METHOD0(DiscoverSinksNow, void());
};

class MockCastMediaSinkService : public CastMediaSinkService {
 public:
  MockCastMediaSinkService();
  ~MockCastMediaSinkService() override;

  MOCK_METHOD2(Start,
               void(const OnSinksDiscoveredCallback&, MediaSinkServiceBase*));
  MOCK_METHOD0(DiscoverSinksNow, void());
  MOCK_METHOD0(StartMdnsDiscovery, void());
};

class MockCastAppDiscoveryService : public CastAppDiscoveryService {
 public:
  MockCastAppDiscoveryService();
  ~MockCastAppDiscoveryService() override;

  base::CallbackListSubscription StartObservingMediaSinks(
      const CastMediaSource& source,
      const SinkQueryCallback& callback) override;
  scoped_refptr<base::SequencedTaskRunner> task_runner() override;
  MOCK_METHOD1(DoStartObservingMediaSinks, void(const CastMediaSource&));
  MOCK_METHOD0(Refresh, void());

  SinkQueryCallbackList& callbacks() { return callbacks_; }

 private:
  SinkQueryCallbackList callbacks_;
};

class MockDialAppDiscoveryService : public DialAppDiscoveryService {
 public:
  MockDialAppDiscoveryService();
  ~MockDialAppDiscoveryService() override;

  void FetchDialAppInfo(const MediaSinkInternal& sink,
                        const std::string& app_name,
                        DialAppInfoCallback app_info_cb) override;
  MOCK_METHOD2(DoFetchDialAppInfo,
               void(const MediaSink::Id& sink_id, const std::string& app_name));

  DialAppInfoCallback PassCallback();

 private:
  DialAppInfoCallback app_info_cb_;
};

class TestDialURLFetcher : public DialURLFetcher {
 public:
  TestDialURLFetcher(SuccessCallback success_cb,
                     ErrorCallback error_cb,
                     network::TestURLLoaderFactory* factory);
  ~TestDialURLFetcher() override;
  void Start(const GURL& url,
             const std::string& method,
             const std::optional<std::string>& post_data,
             int max_retries,
             bool set_origin_header) override;
  MOCK_METHOD4(DoStart,
               void(const GURL&,
                    const std::string&,
                    const std::optional<std::string>&,
                    int));
  void StartDownload() override;

 private:
  const raw_ptr<network::TestURLLoaderFactory> factory_;
};

class TestDeviceDescriptionFetcher : public DeviceDescriptionFetcher {
 public:
  TestDeviceDescriptionFetcher(
      const DialDeviceData& device_data,
      base::OnceCallback<void(const DialDeviceDescriptionData&)> success_cb,
      base::OnceCallback<void(const std::string&)> error_cb,
      network::TestURLLoaderFactory* factory);
  ~TestDeviceDescriptionFetcher() override;

  void Start() override;

 private:
  const raw_ptr<network::TestURLLoaderFactory> factory_;
};

class TestDialActivityManager : public DialActivityManager {
 public:
  TestDialActivityManager(DialAppDiscoveryService* app_discovery_service,
                          network::TestURLLoaderFactory* factory);

  TestDialActivityManager(const TestDialActivityManager&) = delete;
  TestDialActivityManager& operator=(const TestDialActivityManager&) = delete;

  ~TestDialActivityManager() override;

  std::unique_ptr<DialURLFetcher> CreateFetcher(
      DialURLFetcher::SuccessCallback success_cb,
      DialURLFetcher::ErrorCallback error_cb) override;

  void SetExpectedRequest(const GURL& url,
                          const std::string& method,
                          const std::optional<std::string>& post_data);

  MOCK_METHOD0(OnFetcherCreated, void());

 private:
  const raw_ptr<network::TestURLLoaderFactory> factory_;

  GURL expected_url_;
  std::string expected_method_;
  std::optional<std::string> expected_post_data_;
};

// Helper function to create an IP endpoint object.
// If `num` is 1, returns 192.168.0.101:8009;
// If `num` is 2, returns 192.168.0.102:8009.
net::IPEndPoint CreateIPEndPoint(int num);

// Helper function to create a DIAL media sink object.
// If `num` is 1, returns a media sink object with following data:
// {
//   id: "dial:id1",
//   name: "friendly name 1",
//   extra_data {
//     model_name: "model name 1"
//     ip_address: 192.168.1.101,
//     app_url: "http://192.168.0.101/apps"
//   }
// }
MediaSinkInternal CreateDialSink(int num);

// Helper function to create a Cast sink.
MediaSinkInternal CreateCastSink(int num);

// Creates a minimal ParsedDialAppInfo with given values.
ParsedDialAppInfo CreateParsedDialAppInfo(const std::string& name,
                                          DialAppState app_state);

std::unique_ptr<ParsedDialAppInfo> CreateParsedDialAppInfoPtr(
    const std::string& name,
    DialAppState app_state);

std::unique_ptr<DialInternalMessage> ParseDialInternalMessage(
    const std::string& message);

}  // namespace media_router

#endif  // CHROME_BROWSER_MEDIA_ROUTER_TEST_PROVIDER_TEST_HELPERS_H_