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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/speech/network_speech_recognizer.h"
#include <stdint.h>
#include <memory>
#include <optional>
#include "base/command_line.h"
#include "base/memory/weak_ptr.h"
#include "base/run_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "base/time/time.h"
#include "chrome/browser/speech/speech_recognizer_delegate.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/fake_speech_recognition_manager.h"
#include "content/public/test/test_utils.h"
#include "media/mojo/mojom/speech_recognition.mojom.h"
#include "media/mojo/mojom/speech_recognition_service.mojom.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using ::testing::DoDefault;
using ::testing::InvokeWithoutArgs;
class MockSpeechRecognizerDelegate : public SpeechRecognizerDelegate {
public:
MockSpeechRecognizerDelegate() = default;
base::WeakPtr<MockSpeechRecognizerDelegate> GetWeakPtr() {
return weak_factory_.GetWeakPtr();
}
MOCK_METHOD3(
OnSpeechResult,
void(const std::u16string& text,
bool is_final,
const std::optional<media::SpeechRecognitionResult>& timing));
MOCK_METHOD1(OnSpeechSoundLevelChanged, void(int16_t));
MOCK_METHOD1(OnSpeechRecognitionStateChanged, void(SpeechRecognizerStatus));
MOCK_METHOD0(OnSpeechRecognitionStopped, void());
MOCK_METHOD1(OnLanguageIdentificationEvent,
void(media::mojom::LanguageIdentificationEventPtr));
private:
base::WeakPtrFactory<MockSpeechRecognizerDelegate> weak_factory_{this};
};
class NetworkSpeechRecognizerBrowserTest : public InProcessBrowserTest {
public:
NetworkSpeechRecognizerBrowserTest() = default;
~NetworkSpeechRecognizerBrowserTest() override = default;
NetworkSpeechRecognizerBrowserTest(
const NetworkSpeechRecognizerBrowserTest&) = delete;
NetworkSpeechRecognizerBrowserTest& operator=(
const NetworkSpeechRecognizerBrowserTest&) = delete;
void SetUpOnMainThread() override {
fake_speech_recognition_manager_ =
std::make_unique<content::FakeSpeechRecognitionManager>();
fake_speech_recognition_manager_->set_should_send_fake_response(false);
content::SpeechRecognitionManager::SetManagerForTesting(
fake_speech_recognition_manager_.get());
mock_speech_delegate_ = std::make_unique<MockSpeechRecognizerDelegate>();
}
void TearDownOnMainThread() override {
content::RunAllPendingInMessageLoop(content::BrowserThread::IO);
}
protected:
std::unique_ptr<content::FakeSpeechRecognitionManager>
fake_speech_recognition_manager_;
std::unique_ptr<MockSpeechRecognizerDelegate> mock_speech_delegate_;
};
IN_PROC_BROWSER_TEST_F(NetworkSpeechRecognizerBrowserTest, RecognizeSpeech) {
NetworkSpeechRecognizer recognizer(
mock_speech_delegate_->GetWeakPtr(),
browser()
->profile()
->GetDefaultStoragePartition()
->GetURLLoaderFactoryForBrowserProcessIOThread(),
"en" /* locale */);
testing::InSequence seq;
EXPECT_CALL(*mock_speech_delegate_,
OnSpeechRecognitionStateChanged(SPEECH_RECOGNIZER_READY))
.Times(1)
.RetiresOnSaturation();
EXPECT_CALL(*mock_speech_delegate_,
OnSpeechRecognitionStateChanged(SPEECH_RECOGNIZER_RECOGNIZING))
.Times(1);
recognizer.Start();
fake_speech_recognition_manager_->WaitForRecognitionStarted();
base::RunLoop().RunUntilIdle();
base::RunLoop first_response_loop;
EXPECT_CALL(*mock_speech_delegate_,
OnSpeechRecognitionStateChanged(SPEECH_RECOGNIZER_IN_SPEECH))
.Times(1);
EXPECT_CALL(
*mock_speech_delegate_,
OnSpeechResult(std::u16string(u"Pictures of the moon"), true, testing::_))
.WillOnce(InvokeWithoutArgs(&first_response_loop, &base::RunLoop::Quit))
.RetiresOnSaturation();
fake_speech_recognition_manager_->SendFakeResponse(
false /* end recognition */, base::DoNothing());
first_response_loop.Run();
// Try another speech response.
fake_speech_recognition_manager_->SetFakeResult("Pictures of mars!",
/*is_final=*/true);
base::RunLoop second_response_loop;
EXPECT_CALL(
*mock_speech_delegate_,
OnSpeechResult(std::u16string(u"Pictures of mars!"), true, testing::_))
.Times(1)
.RetiresOnSaturation();
EXPECT_CALL(*mock_speech_delegate_,
OnSpeechRecognitionStateChanged(SPEECH_RECOGNIZER_READY))
.WillOnce(InvokeWithoutArgs(&second_response_loop, &base::RunLoop::Quit));
fake_speech_recognition_manager_->SendFakeResponse(true /* end recognition */,
base::DoNothing());
second_response_loop.Run();
// Stop listening, no more callbacks expected.
recognizer.Stop();
}
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