blob: 4210e6f9a3e569c7118d90af633bc1cd67d963ec [file] [log] [blame]
// Copyright (c) 2018 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.
// Unit tests for the TTS Controller.
#include "base/memory/ptr_util.h"
#include "base/values.h"
#include "content/browser/speech/tts_controller_impl.h"
#include "content/public/browser/tts_controller_delegate.h"
#include "content/public/browser/tts_platform.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/mojom/speech/speech_synthesis.mojom.h"
namespace content {
class TtsControllerTest : public testing::Test {};
// Platform Tts implementation that does nothing.
class MockTtsPlatformImpl : public TtsPlatform {
public:
MockTtsPlatformImpl() {}
virtual ~MockTtsPlatformImpl() {}
bool PlatformImplAvailable() override { return true; }
void Speak(int utterance_id,
const std::string& utterance,
const std::string& lang,
const VoiceData& voice,
const UtteranceContinuousParameters& params,
base::OnceCallback<void(bool)> on_speak_finished) override {
std::move(on_speak_finished).Run(true);
}
bool IsSpeaking() override { return false; }
bool StopSpeaking() override { return true; }
void Pause() override {}
void Resume() override {}
void GetVoices(std::vector<VoiceData>* out_voices) override {}
bool LoadBuiltInTtsEngine(BrowserContext* browser_context) override {
return false;
}
void WillSpeakUtteranceWithVoice(TtsUtterance* utterance,
const VoiceData& voice_data) override {}
void SetError(const std::string& error) override {}
std::string GetError() override { return std::string(); }
void ClearError() override {}
};
class MockTtsControllerDelegate : public TtsControllerDelegate {
public:
MockTtsControllerDelegate() {}
~MockTtsControllerDelegate() override {}
int GetMatchingVoice(content::TtsUtterance* utterance,
std::vector<content::VoiceData>& voices) override {
// Below 0 implies a "native" voice.
return -1;
}
void UpdateUtteranceDefaultsFromPrefs(content::TtsUtterance* utterance,
double* rate,
double* pitch,
double* volume) override {}
void SetTtsEngineDelegate(content::TtsEngineDelegate* delegate) override {}
content::TtsEngineDelegate* GetTtsEngineDelegate() override {
return nullptr;
}
};
// Subclass of TtsController with a public ctor and dtor.
class TtsControllerForTesting : public TtsControllerImpl {
public:
TtsControllerForTesting() {}
~TtsControllerForTesting() override {}
};
TEST_F(TtsControllerTest, TestTtsControllerShutdown) {
MockTtsPlatformImpl platform_impl;
TtsControllerForTesting* controller = new TtsControllerForTesting();
MockTtsControllerDelegate* delegate = new MockTtsControllerDelegate();
controller->delegate_ = delegate;
controller->SetTtsPlatform(&platform_impl);
TtsUtterance* utterance1 = TtsUtterance::Create(nullptr);
utterance1->SetCanEnqueue(true);
utterance1->SetSrcId(1);
controller->SpeakOrEnqueue(utterance1);
TtsUtterance* utterance2 = TtsUtterance::Create(nullptr);
utterance2->SetCanEnqueue(true);
utterance2->SetSrcId(2);
controller->SpeakOrEnqueue(utterance2);
// Make sure that deleting the controller when there are pending
// utterances doesn't cause a crash.
delete controller;
// Clean up.
delete delegate;
}
#if !defined(OS_CHROMEOS)
TEST_F(TtsControllerTest, TestTtsControllerUtteranceDefaults) {
std::unique_ptr<TtsControllerForTesting> controller =
std::make_unique<TtsControllerForTesting>();
std::unique_ptr<TtsUtterance> utterance1 =
base::WrapUnique(content::TtsUtterance::Create(nullptr));
// Initialized to default (unset constant) values.
EXPECT_EQ(blink::mojom::kSpeechSynthesisDoublePrefNotSet,
utterance1->GetContinuousParameters().rate);
EXPECT_EQ(blink::mojom::kSpeechSynthesisDoublePrefNotSet,
utterance1->GetContinuousParameters().pitch);
EXPECT_EQ(blink::mojom::kSpeechSynthesisDoublePrefNotSet,
utterance1->GetContinuousParameters().volume);
controller->UpdateUtteranceDefaults(utterance1.get());
// Updated to global defaults.
EXPECT_EQ(blink::mojom::kSpeechSynthesisDefaultRate,
utterance1->GetContinuousParameters().rate);
EXPECT_EQ(blink::mojom::kSpeechSynthesisDefaultPitch,
utterance1->GetContinuousParameters().pitch);
EXPECT_EQ(blink::mojom::kSpeechSynthesisDefaultVolume,
utterance1->GetContinuousParameters().volume);
}
#endif // !defined(OS_CHROMEOS)
} // namespace content