| // Copyright 2018 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_NETWORK_TEST_TEST_NETWORK_CONNECTION_TRACKER_H_ |
| #define SERVICES_NETWORK_TEST_TEST_NETWORK_CONNECTION_TRACKER_H_ |
| |
| #include "services/network/public/cpp/network_connection_tracker.h" |
| |
| namespace network { |
| |
| // Allows unit tests to set the network connection type. |
| // GetConnectionType() can be set to respond synchronously or asynchronously, |
| // so that it may be tested that tested units are able to correctly handle |
| // either. |
| class TestNetworkConnectionTracker : public NetworkConnectionTracker { |
| public: |
| // Creates and returns a new TestNetworkConnectionTracker instance. |
| // The instance is owned by the caller of this function, and there can only |
| // be one live instance at a time. |
| // This is intended to be called towards the beginning of each test suite. |
| static std::unique_ptr<TestNetworkConnectionTracker> CreateInstance(); |
| |
| // Returns the currently active TestNetworkConnectionTracker instance. |
| // CreateInstance() must have been called before calling this. |
| static TestNetworkConnectionTracker* GetInstance(); |
| |
| // Returns true if TestNetworkConnectionTracker instance already exists. |
| // It means that CreateInstance() was already called. |
| static bool HasInstance(); |
| |
| // Creates a NetworkConnectionTrackerGetter that will return the active |
| // TestNetworkConnectionTracker instance when called. |
| static NetworkConnectionTrackerGetter CreateGetter(); |
| |
| // Creates a NetworkConnectionTrackerGetter that will asynchronously return |
| // the active TestNetworkConnectionTracker instance. |
| static NetworkConnectionTrackerAsyncGetter CreateAsyncGetter(); |
| |
| ~TestNetworkConnectionTracker() override; |
| |
| bool GetConnectionType(network::mojom::ConnectionType* type, |
| ConnectionTypeCallback callback) override; |
| |
| // Sets the current connection type and notifies all observers. |
| void SetConnectionType(network::mojom::ConnectionType); |
| |
| // Sets whether or not GetConnectionType() will respond synchronously. |
| void SetRespondSynchronously(bool respond_synchronously); |
| |
| private: |
| TestNetworkConnectionTracker(); |
| |
| // Whether GetConnectionType() will respond synchronously. |
| bool respond_synchronously_ = true; |
| }; |
| |
| } // namespace network |
| |
| #endif // SERVICES_NETWORK_TEST_TEST_NETWORK_CONNECTION_TRACKER_H_ |