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| 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 #include "base/bind.h" | |
| 6 #include "base/command_line.h" | |
| 7 #include "base/message_loop.h" | |
| 8 #include "base/utf_string_conversions.h" | |
| 9 #include "chrome/browser/extensions/extension_apitest.h" | |
| 10 #include "chrome/browser/speech/speech_input_extension_api.h" | |
| 11 #include "chrome/browser/speech/speech_input_extension_manager.h" | |
| 12 #include "chrome/browser/ui/browser.h" | |
| 13 #include "chrome/common/chrome_notification_types.h" | |
| 14 #include "chrome/common/chrome_switches.h" | |
| 15 #include "content/public/browser/speech_recognition_event_listener.h" | |
| 16 #include "content/public/common/speech_recognition_error.h" | |
| 17 #include "content/public/common/speech_recognition_result.h" | |
| 18 #include "testing/gtest/include/gtest/gtest.h" | |
| 19 | |
| 20 using content::BrowserThread; | |
| 21 | |
| 22 namespace net { | |
| 23 class URLRequestContextGetter; | |
| 24 } | |
| 25 | |
| 26 namespace { | |
| 27 const int kSessionIDForTests = 0; | |
| 28 } | |
| 29 | |
| 30 // Mock class used to test the extension speech input API. | |
| 31 class SpeechInputExtensionApiTest : public ExtensionApiTest, | |
| 32 public SpeechInputExtensionInterface { | |
| 33 public: | |
| 34 SpeechInputExtensionApiTest(); | |
| 35 virtual ~SpeechInputExtensionApiTest(); | |
| 36 | |
| 37 void SetRecordingDevicesAvailable(bool available) { | |
| 38 recording_devices_available_ = available; | |
| 39 } | |
| 40 | |
| 41 void SetRecognitionError(content::SpeechRecognitionErrorCode error) { | |
| 42 next_error_ = error; | |
| 43 } | |
| 44 | |
| 45 void SetRecognitionResult(const content::SpeechRecognitionResult& result) { | |
| 46 next_result_ = result; | |
| 47 } | |
| 48 | |
| 49 void SetRecognitionDelay(int result_delay_ms) { | |
| 50 result_delay_ms_ = result_delay_ms; | |
| 51 } | |
| 52 | |
| 53 // Used as delay when the corresponding call should not be dispatched. | |
| 54 static const int kDontDispatchCall = -1; | |
| 55 | |
| 56 // InProcessBrowserTest methods. | |
| 57 virtual void SetUpOnMainThread() OVERRIDE { | |
| 58 manager_ = SpeechInputExtensionManager::GetForProfile(browser()->profile()); | |
| 59 } | |
| 60 | |
| 61 // ExtensionApiTest methods. | |
| 62 virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE { | |
| 63 ExtensionApiTest::SetUpCommandLine(command_line); | |
| 64 command_line->AppendSwitch(switches::kEnableExperimentalExtensionApis); | |
| 65 } | |
| 66 | |
| 67 // SpeechInputExtensionInterface methods. | |
| 68 virtual bool HasAudioInputDevices() OVERRIDE { | |
| 69 return recording_devices_available_; | |
| 70 } | |
| 71 | |
| 72 virtual bool IsCapturingAudio() OVERRIDE { | |
| 73 // Only the mock recognizer is supposed to be recording during testing. | |
| 74 return HasValidRecognizer(); | |
| 75 } | |
| 76 | |
| 77 virtual bool HasValidRecognizer() OVERRIDE { | |
| 78 return recognizer_is_valid_; | |
| 79 } | |
| 80 | |
| 81 virtual void StartRecording( | |
| 82 content::SpeechRecognitionEventListener* listener, | |
| 83 net::URLRequestContextGetter* context_getter, | |
| 84 const std::string& extension_name, | |
| 85 const std::string& language, | |
| 86 const std::string& grammar, | |
| 87 bool filter_profanities, | |
| 88 int render_process_id) OVERRIDE; | |
| 89 | |
| 90 virtual void StopRecording(bool recognition_failed) OVERRIDE; | |
| 91 | |
| 92 SpeechInputExtensionManager* GetManager() { | |
| 93 return manager_.get(); | |
| 94 } | |
| 95 | |
| 96 // Auxiliary class used to hook the API manager into the test during its | |
| 97 // lifetime. Required since browser() is not available during the set up | |
| 98 // or tear down callbacks, or during the test class construction. | |
| 99 class AutoManagerHook { | |
| 100 public: | |
| 101 explicit AutoManagerHook(SpeechInputExtensionApiTest* test) | |
| 102 : test_(test) { | |
| 103 test_->GetManager()->SetSpeechInputExtensionInterface(test_); | |
| 104 } | |
| 105 | |
| 106 ~AutoManagerHook() { | |
| 107 test_->GetManager()->SetSpeechInputExtensionInterface(NULL); | |
| 108 } | |
| 109 | |
| 110 private: | |
| 111 SpeechInputExtensionApiTest* test_; | |
| 112 }; | |
| 113 | |
| 114 private: | |
| 115 void ProvideResults(); | |
| 116 | |
| 117 bool recording_devices_available_; | |
| 118 bool recognizer_is_valid_; | |
| 119 content::SpeechRecognitionErrorCode next_error_; | |
| 120 content::SpeechRecognitionResult next_result_; | |
| 121 int result_delay_ms_; | |
| 122 | |
| 123 scoped_refptr<SpeechInputExtensionManager> manager_; | |
| 124 }; | |
| 125 | |
| 126 SpeechInputExtensionApiTest::SpeechInputExtensionApiTest() | |
| 127 : recording_devices_available_(true), | |
| 128 recognizer_is_valid_(false), | |
| 129 next_error_(content::SPEECH_RECOGNITION_ERROR_NONE), | |
| 130 result_delay_ms_(0) { | |
| 131 } | |
| 132 | |
| 133 SpeechInputExtensionApiTest::~SpeechInputExtensionApiTest() { | |
| 134 } | |
| 135 | |
| 136 void SpeechInputExtensionApiTest::StartRecording( | |
| 137 content::SpeechRecognitionEventListener* listener, | |
| 138 net::URLRequestContextGetter* context_getter, | |
| 139 const std::string& extension_name, | |
| 140 const std::string& language, | |
| 141 const std::string& grammar, | |
| 142 bool filter_profanities, | |
| 143 int render_process_id) { | |
| 144 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | |
| 145 recognizer_is_valid_ = true; | |
| 146 | |
| 147 // Notify that recording started. | |
| 148 MessageLoop::current()->PostDelayedTask( | |
| 149 FROM_HERE, | |
| 150 base::Bind(&SpeechInputExtensionManager::OnAudioStart, | |
| 151 GetManager(), | |
| 152 kSessionIDForTests), | |
| 153 base::TimeDelta()); | |
| 154 | |
| 155 // Notify sound start in the input device. | |
| 156 MessageLoop::current()->PostDelayedTask( | |
| 157 FROM_HERE, | |
| 158 base::Bind(&SpeechInputExtensionManager::OnSoundStart, | |
| 159 GetManager(), | |
| 160 kSessionIDForTests), | |
| 161 base::TimeDelta()); | |
| 162 | |
| 163 if (result_delay_ms_ != kDontDispatchCall) { | |
| 164 // Dispatch the recognition results. | |
| 165 MessageLoop::current()->PostDelayedTask( | |
| 166 FROM_HERE, | |
| 167 base::Bind(&SpeechInputExtensionApiTest::ProvideResults, this), | |
| 168 base::TimeDelta::FromMilliseconds(result_delay_ms_)); | |
| 169 } | |
| 170 } | |
| 171 | |
| 172 void SpeechInputExtensionApiTest::StopRecording(bool recognition_failed) { | |
| 173 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | |
| 174 recognizer_is_valid_ = false; | |
| 175 } | |
| 176 | |
| 177 void SpeechInputExtensionApiTest::ProvideResults() { | |
| 178 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | |
| 179 | |
| 180 if (next_error_ != content::SPEECH_RECOGNITION_ERROR_NONE) { | |
| 181 GetManager()->OnRecognitionError( | |
| 182 kSessionIDForTests, content::SpeechRecognitionError(next_error_)); | |
| 183 return; | |
| 184 } | |
| 185 | |
| 186 GetManager()->OnSoundEnd(kSessionIDForTests); | |
| 187 GetManager()->OnAudioEnd(kSessionIDForTests); | |
| 188 content::SpeechRecognitionResults results; | |
| 189 results.push_back(next_result_); | |
| 190 GetManager()->OnRecognitionResults(kSessionIDForTests, results); | |
| 191 GetManager()->OnRecognitionEnd(kSessionIDForTests); | |
| 192 } | |
| 193 | |
| 194 // Every test should leave the manager in the idle state when finished. | |
| 195 IN_PROC_BROWSER_TEST_F(SpeechInputExtensionApiTest, StartStopTest) { | |
| 196 AutoManagerHook hook(this); | |
| 197 | |
| 198 SetRecognitionDelay(kDontDispatchCall); | |
| 199 ASSERT_TRUE(RunExtensionTest("speech_input/start_stop")) << message_; | |
| 200 } | |
| 201 | |
| 202 IN_PROC_BROWSER_TEST_F(SpeechInputExtensionApiTest, NoDevicesAvailable) { | |
| 203 AutoManagerHook hook(this); | |
| 204 | |
| 205 SetRecordingDevicesAvailable(false); | |
| 206 ASSERT_TRUE(RunExtensionTest("speech_input/start_error")) << message_; | |
| 207 } | |
| 208 | |
| 209 IN_PROC_BROWSER_TEST_F(SpeechInputExtensionApiTest, RecognitionSuccessful) { | |
| 210 AutoManagerHook hook(this); | |
| 211 | |
| 212 content::SpeechRecognitionResult result; | |
| 213 result.hypotheses.push_back( | |
| 214 content::SpeechRecognitionHypothesis( | |
| 215 UTF8ToUTF16("this is a test"), 0.99)); | |
| 216 SetRecognitionResult(result); | |
| 217 ASSERT_TRUE(RunExtensionTest("speech_input/recognition")) << message_; | |
| 218 } | |
| 219 | |
| 220 IN_PROC_BROWSER_TEST_F(SpeechInputExtensionApiTest, RecognitionError) { | |
| 221 AutoManagerHook hook(this); | |
| 222 | |
| 223 SetRecognitionError(content::SPEECH_RECOGNITION_ERROR_NETWORK); | |
| 224 ASSERT_TRUE(RunExtensionTest("speech_input/recognition_error")) << message_; | |
| 225 } | |
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