1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Unit tests for the TTS Controller.
6
7 #include "base/values.h"
8 #include "chrome/browser/speech/tts_controller_impl.h"
9 #include "chrome/browser/speech/tts_platform.h"
10 #include "testing/gtest/include/gtest/gtest.h"
11
12 class TtsApiControllerTest : public testing::Test {
13 };
14
15 // Platform Tts implementation that does nothing.
16 class DummyTtsPlatformImpl : public TtsPlatformImpl {
17 public:
DummyTtsPlatformImpl()18 DummyTtsPlatformImpl() {}
~DummyTtsPlatformImpl()19 virtual ~DummyTtsPlatformImpl() {}
PlatformImplAvailable()20 virtual bool PlatformImplAvailable() OVERRIDE { return true; }
Speak(int utterance_id,const std::string & utterance,const std::string & lang,const VoiceData & voice,const UtteranceContinuousParameters & params)21 virtual bool Speak(
22 int utterance_id,
23 const std::string& utterance,
24 const std::string& lang,
25 const VoiceData& voice,
26 const UtteranceContinuousParameters& params) OVERRIDE {
27 return true;
28 }
IsSpeaking()29 virtual bool IsSpeaking() OVERRIDE { return false; }
StopSpeaking()30 virtual bool StopSpeaking() OVERRIDE { return true; }
Pause()31 virtual void Pause() OVERRIDE {}
Resume()32 virtual void Resume() OVERRIDE {}
GetVoices(std::vector<VoiceData> * out_voices)33 virtual void GetVoices(std::vector<VoiceData>* out_voices) OVERRIDE {}
error()34 virtual std::string error() OVERRIDE { return std::string(); }
clear_error()35 virtual void clear_error() OVERRIDE {}
set_error(const std::string & error)36 virtual void set_error(const std::string& error) OVERRIDE {}
37 };
38
39 // Subclass of TtsController with a public ctor and dtor.
40 class TestableTtsController : public TtsControllerImpl {
41 public:
TestableTtsController()42 TestableTtsController() {}
~TestableTtsController()43 virtual ~TestableTtsController() {}
44 };
45
TEST_F(TtsApiControllerTest,TestTtsControllerShutdown)46 TEST_F(TtsApiControllerTest, TestTtsControllerShutdown) {
47 DummyTtsPlatformImpl platform_impl;
48 TestableTtsController* controller =
49 new TestableTtsController();
50 controller->SetPlatformImpl(&platform_impl);
51
52 Utterance* utterance1 = new Utterance(NULL);
53 utterance1->set_can_enqueue(true);
54 utterance1->set_src_id(1);
55 controller->SpeakOrEnqueue(utterance1);
56
57 Utterance* utterance2 = new Utterance(NULL);
58 utterance2->set_can_enqueue(true);
59 utterance2->set_src_id(2);
60 controller->SpeakOrEnqueue(utterance2);
61
62 // Make sure that deleting the controller when there are pending
63 // utterances doesn't cause a crash.
64 delete controller;
65 }
66