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.h"
9#include "chrome/browser/speech/tts_platform.h"
10#include "testing/gtest/include/gtest/gtest.h"
11
12class TtsApiControllerTest : public testing::Test {
13};
14
15// Platform Tts implementation that does nothing.
16class DummyTtsPlatformImpl : public TtsPlatformImpl {
17 public:
18  DummyTtsPlatformImpl() {}
19  virtual ~DummyTtsPlatformImpl() {}
20  virtual bool PlatformImplAvailable() OVERRIDE { return true; }
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  }
29  virtual bool IsSpeaking() OVERRIDE { return false; }
30  virtual bool StopSpeaking() OVERRIDE { return true; }
31  virtual void Pause() OVERRIDE {}
32  virtual void Resume() OVERRIDE {}
33  virtual void GetVoices(std::vector<VoiceData>* out_voices) OVERRIDE {}
34  virtual std::string error() OVERRIDE { return std::string(); }
35  virtual void clear_error() OVERRIDE {}
36  virtual void set_error(const std::string& error) OVERRIDE {}
37};
38
39// Subclass of TtsController with a public ctor and dtor.
40class TestableTtsController : public TtsController {
41 public:
42  TestableTtsController() {}
43  virtual ~TestableTtsController() {}
44};
45
46TEST_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