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// Copyright 2014 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.
#ifndef CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_TEST_HELPER_H_
#define CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_TEST_HELPER_H_
#include <stdint.h>
#include <map>
#include <string>
#include <vector>
#include "base/callback.h"
#include "base/containers/scoped_ptr_hash_map.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "content/common/mojo/service_registry_impl.h"
#include "ipc/ipc_listener.h"
#include "ipc/ipc_test_sink.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
struct EmbeddedWorkerMsg_StartWorker_Params;
class GURL;
namespace content {
class EmbeddedWorkerRegistry;
class EmbeddedWorkerTestHelper;
class MessagePortMessageFilter;
class MockRenderProcessHost;
class ServiceWorkerContextCore;
class ServiceWorkerContextWrapper;
struct ServiceWorkerFetchRequest;
class TestBrowserContext;
// In-Process EmbeddedWorker test helper.
//
// Usage: create an instance of this class to test browser-side embedded worker
// code without creating a child process. This class will create a
// ServiceWorkerContextWrapper and ServiceWorkerContextCore for you.
//
// By default this class just notifies back WorkerStarted and WorkerStopped
// for StartWorker and StopWorker requests. The default implementation
// also returns success for event messages (e.g. InstallEvent, FetchEvent).
//
// Alternatively consumers can subclass this helper and override On*()
// methods to add their own logic/verification code.
//
// See embedded_worker_instance_unittest.cc for example usages.
//
class EmbeddedWorkerTestHelper : public IPC::Sender,
public IPC::Listener {
public:
// If |user_data_directory| is empty, the context makes storage stuff in
// memory.
explicit EmbeddedWorkerTestHelper(const base::FilePath& user_data_directory);
~EmbeddedWorkerTestHelper() override;
// Call this to simulate add/associate a process to a pattern.
// This also registers this sender for the process.
void SimulateAddProcessToPattern(const GURL& pattern, int process_id);
// IPC::Sender implementation.
bool Send(IPC::Message* message) override;
// IPC::Listener implementation.
bool OnMessageReceived(const IPC::Message& msg) override;
// IPC sink for EmbeddedWorker messages.
IPC::TestSink* ipc_sink() { return &sink_; }
// Inner IPC sink for script context messages sent via EmbeddedWorker.
IPC::TestSink* inner_ipc_sink() { return &inner_sink_; }
ServiceWorkerContextCore* context();
ServiceWorkerContextWrapper* context_wrapper() { return wrapper_.get(); }
void ShutdownContext();
int mock_render_process_id() const { return mock_render_process_id_;}
// Mock render process. Only set if the one-parameter constructor was used.
MockRenderProcessHost* mock_render_process_host() {
return render_process_host_.get();
}
TestBrowserContext* browser_context() { return browser_context_.get(); }
protected:
// Called when StartWorker, StopWorker and SendMessageToWorker message
// is sent to the embedded worker. Override if necessary. By default
// they verify given parameters and:
// - OnStartWorker calls SimulateWorkerStarted
// - OnStopWorker calls SimulateWorkerStoped
// - OnSendMessageToWorker calls the message's respective On*Event handler
virtual void OnStartWorker(int embedded_worker_id,
int64_t service_worker_version_id,
const GURL& scope,
const GURL& script_url);
virtual void OnStopWorker(int embedded_worker_id);
virtual bool OnMessageToWorker(int thread_id,
int embedded_worker_id,
const IPC::Message& message);
// Called to setup mojo for a new embedded worker. Override to register
// services the worker should expose to the browser.
virtual void OnSetupMojo(ServiceRegistry* service_registry);
// On*Event handlers. Called by the default implementation of
// OnMessageToWorker when events are sent to the embedded
// worker. By default they just return success via
// SimulateSendReplyToBrowser.
virtual void OnActivateEvent(int embedded_worker_id, int request_id);
virtual void OnInstallEvent(int embedded_worker_id, int request_id);
virtual void OnFetchEvent(int embedded_worker_id,
int request_id,
const ServiceWorkerFetchRequest& request);
virtual void OnPushEvent(int embedded_worker_id,
int request_id,
const std::string& data);
// These functions simulate sending an EmbeddedHostMsg message to the
// browser.
void SimulateWorkerReadyForInspection(int embedded_worker_id);
void SimulateWorkerScriptCached(int embedded_worker_id);
void SimulateWorkerScriptLoaded(int embedded_worker_id);
void SimulateWorkerThreadStarted(int thread_id, int embedded_worker_id);
void SimulateWorkerScriptEvaluated(int embedded_worker_id);
void SimulateWorkerStarted(int embedded_worker_id);
void SimulateWorkerStopped(int embedded_worker_id);
void SimulateSend(IPC::Message* message);
EmbeddedWorkerRegistry* registry();
private:
class MockEmbeddedWorkerSetup;
void OnStartWorkerStub(const EmbeddedWorkerMsg_StartWorker_Params& params);
void OnStopWorkerStub(int embedded_worker_id);
void OnMessageToWorkerStub(int thread_id,
int embedded_worker_id,
const IPC::Message& message);
void OnActivateEventStub(int request_id);
void OnInstallEventStub(int request_id);
void OnFetchEventStub(int request_id,
const ServiceWorkerFetchRequest& request);
void OnPushEventStub(int request_id, const std::string& data);
void OnSetupMojoStub(int thread_id,
mojo::InterfaceRequest<mojo::ServiceProvider> services,
mojo::ServiceProviderPtr exposed_services);
MessagePortMessageFilter* NewMessagePortMessageFilter();
scoped_ptr<TestBrowserContext> browser_context_;
scoped_ptr<MockRenderProcessHost> render_process_host_;
scoped_refptr<ServiceWorkerContextWrapper> wrapper_;
IPC::TestSink sink_;
IPC::TestSink inner_sink_;
int next_thread_id_;
int mock_render_process_id_;
ServiceRegistryImpl render_process_service_registry_;
std::map<int, int64_t> embedded_worker_id_service_worker_version_id_map_;
// Stores the ServiceRegistries that are associated with each individual
// service worker.
base::ScopedPtrHashMap<int, scoped_ptr<ServiceRegistryImpl>>
thread_id_service_registry_map_;
// Updated each time MessageToWorker message is received.
int current_embedded_worker_id_;
std::vector<scoped_refptr<MessagePortMessageFilter>>
message_port_message_filters_;
base::WeakPtrFactory<EmbeddedWorkerTestHelper> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(EmbeddedWorkerTestHelper);
};
} // namespace content
#endif // CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_TEST_HELPER_H_
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