cef/tests/ceftests/test_server.h

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// Copyright (c) 2020 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#ifndef CEF_TESTS_CEFTESTS_TEST_SERVER_H_
#define CEF_TESTS_CEFTESTS_TEST_SERVER_H_
#pragma once
#include <string>
#include "include/base/cef_callback.h"
#include "include/cef_registration.h"
#include "include/cef_request.h"
#include "include/cef_response.h"
#include "include/cef_server.h"
namespace test_server {
extern const char kServerAddress[];
extern const uint16 kServerPort;
extern const char kServerScheme[];
extern const char kServerOrigin[];
using DoneCallback = base::OnceClosure;
using StartDoneCallback =
base::OnceCallback<void(const std::string& server_origin)>;
// Starts the server if it is not currently running, and executes |callback| on
// the UI thread. This method should be called by each test case that relies on
// the server.
void Start(StartDoneCallback callback);
// Stops the server if it is currently running, and executes |callback| on the
// UI thread. This method will be called by the test framework on shutdown.
void Stop(DoneCallback callback);
// Observer for CefServerHandler callbacks. Methods will be called on the UI
// thread.
class Observer {
public:
// Called when this Observer is registered.
virtual void OnRegistered() = 0;
// Called when this Observer is unregistered.
virtual void OnUnregistered() = 0;
// See CefServerHandler documentation for usage. Return true if the callback
// was handled.
virtual bool OnClientConnected(CefRefPtr<CefServer> server,
int connection_id) {
return false;
}
virtual bool OnClientDisconnected(CefRefPtr<CefServer> server,
int connection_id) {
return false;
}
virtual bool OnHttpRequest(CefRefPtr<CefServer> server,
int connection_id,
const CefString& client_address,
CefRefPtr<CefRequest> request) = 0;
protected:
virtual ~Observer() {}
};
// Add an observer for CefServerHandler callbacks. Remains registered until the
// returned CefRegistration object is destroyed. Registered observers will be
// executed in the order of registration until one returns true to indicate that
// it handled the callback. |callback| will be executed on the UI thread after
// registration is complete.
CefRefPtr<CefRegistration> AddObserver(Observer* observer,
DoneCallback callback);
// Combination of AddObserver() followed by Start().
CefRefPtr<CefRegistration> AddObserverAndStart(Observer* observer,
StartDoneCallback callback);
// Helper for sending a fully qualified response.
void SendResponse(CefRefPtr<CefServer> server,
int connection_id,
CefRefPtr<CefResponse> response,
const std::string& response_data);
// Helper for managing Observer registration and callbacks. Only used on the UI
// thread.
class ObserverHelper : Observer {
public:
ObserverHelper();
~ObserverHelper() override;
// Initialize the registration. Results in a call to OnInitialized().
void Initialize();
// Shut down the registration. Results in a call to OnShutdown().
void Shutdown();
// Implement this method to start sending server requests after Initialize().
virtual void OnInitialized(const std::string& server_origin) = 0;
// Implement this method to continue the test after Shutdown().
virtual void OnShutdown() = 0;
private:
void OnStartDone(const std::string& server_origin);
void OnRegistered() override;
void OnUnregistered() override;
CefRefPtr<CefRegistration> registration_;
enum class State {
NONE,
INITIALIZING,
INITIALIZED,
SHUTTINGDOWN,
} state_ = State::NONE;
base::WeakPtrFactory<ObserverHelper> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(ObserverHelper);
};
} // namespace test_server
#endif // CEF_TESTS_CEFTESTS_TEST_SERVER_H_