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// 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 ASH_ASSISTANT_TEST_TEST_ASSISTANT_SERVICE_H_
#define ASH_ASSISTANT_TEST_TEST_ASSISTANT_SERVICE_H_
#include <memory>
#include <optional>
#include <string>
#include <vector>
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "base/timer/timer.h"
#include "chromeos/ash/services/assistant/public/cpp/assistant_service.h"
#include "chromeos/ash/services/libassistant/public/mojom/notification_delegate.mojom-forward.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
namespace ash {
class CurrentInteractionSubscriber;
class LibassistantContractChecker;
// A response issued when an Assistant interaction is started.
// Used both for text and voice interactions. To build a response, simply
// chain calls to the provided |AddXYZ| methods.
//
// Example usage:
// auto response = std::make_unique<InteractionResponse>();
// response->AddTextResponse("The response text")
// ->AddResolution(InteractionResponse::Resolution::kNormal);
// assistant_service()->SetInteractionResponse(std::move(response));
class InteractionResponse {
public:
using Resolution = assistant::AssistantInteractionResolution;
class Response;
InteractionResponse();
InteractionResponse(const InteractionResponse&) = delete;
InteractionResponse& operator=(const InteractionResponse&) = delete;
~InteractionResponse();
// A simple textual response.
InteractionResponse* AddTextResponse(const std::string& text);
// A suggestion chip response.
InteractionResponse* AddSuggestionChip(const std::string& text);
// If used this will cause us to finish the interaction by passing the given
// |resolution| to |AssistantInteractionSubscriber::OnInteractionFinished|.
InteractionResponse* AddResolution(Resolution resolution);
void SendTo(assistant::AssistantInteractionSubscriber* receiver);
private:
void AddResponse(std::unique_ptr<Response> responses);
std::vector<std::unique_ptr<Response>> responses_;
};
// Fake implementation of the Assistant service.
// It behaves as if the Assistant service is up-and-running,
// and will inform the |AssistantInteractionSubscriber| instances when
// interactions start/stop.
// Note it is up to the test developer to assure the interactions are valid.
// The contract with LibAssistant specifies there is only one
// "conversation turn" (what we call "interaction") at any given time, so you
// must:
// - Finish a conversation before starting a new one.
// - Not send any responses (text, card, ...) before starting or after
// finishing an interaction.
class TestAssistantService : public assistant::Assistant {
public:
TestAssistantService();
TestAssistantService(const TestAssistantService&) = delete;
TestAssistantService& operator=(const TestAssistantService&) = delete;
~TestAssistantService() override;
// Set the response that will be invoked when the next interaction starts.
void SetInteractionResponse(std::unique_ptr<InteractionResponse> response);
// Returns the current interaction.
std::optional<assistant::AssistantInteractionMetadata> current_interaction();
// Assistant overrides:
void StartEditReminderInteraction(const std::string& client_id) override;
void StartTextInteraction(const std::string& query,
assistant::AssistantQuerySource source,
bool allow_tts) override;
void StartVoiceInteraction() override;
void StopActiveInteraction(bool cancel_conversation) override;
void AddAssistantInteractionSubscriber(
assistant::AssistantInteractionSubscriber* subscriber) override;
void RemoveAssistantInteractionSubscriber(
assistant::AssistantInteractionSubscriber* subscriber) override;
void AddRemoteConversationObserver(
assistant::ConversationObserver* observer) override {}
mojo::PendingReceiver<libassistant::mojom::NotificationDelegate>
GetPendingNotificationDelegate() override;
void RetrieveNotification(
const assistant::AssistantNotification& notification,
int action_index) override;
void DismissNotification(
const assistant::AssistantNotification& notification) override;
void OnAccessibilityStatusChanged(bool spoken_feedback_enabled) override;
void OnColorModeChanged(bool dark_mode_enabled) override;
void SendAssistantFeedback(
const assistant::AssistantFeedback& feedback) override;
void AddTimeToTimer(const std::string& id, base::TimeDelta duration) override;
void PauseTimer(const std::string& id) override;
void RemoveAlarmOrTimer(const std::string& id) override;
void ResumeTimer(const std::string& id) override;
std::optional<bool> dark_mode_enabled() { return dark_mode_enabled_; }
private:
void StartInteraction(assistant::AssistantInteractionType type,
assistant::AssistantQuerySource source =
assistant::AssistantQuerySource::kUnspecified,
const std::string& query = std::string());
void InteractionStarted(assistant::AssistantInteractionType type,
assistant::AssistantQuerySource source,
const std::string& query);
void SendInteractionResponse();
std::unique_ptr<LibassistantContractChecker> libassistant_contract_checker_;
std::unique_ptr<CurrentInteractionSubscriber> current_interaction_subscriber_;
std::unique_ptr<InteractionResponse> interaction_response_;
std::optional<bool> dark_mode_enabled_;
base::ObserverList<assistant::AssistantInteractionSubscriber>
interaction_subscribers_;
bool running_active_interaction_ = false;
base::WeakPtrFactory<TestAssistantService> weak_factory_{this};
};
} // namespace ash
#endif // ASH_ASSISTANT_TEST_TEST_ASSISTANT_SERVICE_H_
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