Bai Tao | a58a875 | 2010-07-13 15:32:16 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License |
| 15 | */ |
| 16 | package com.android.server.location; |
| 17 | |
| 18 | import java.util.ArrayList; |
| 19 | import java.util.List; |
| 20 | import java.util.Timer; |
| 21 | |
| 22 | import android.location.Country; |
| 23 | import android.location.CountryListener; |
| 24 | import android.location.Location; |
| 25 | import android.location.LocationListener; |
| 26 | import android.test.AndroidTestCase; |
| 27 | |
| 28 | public class LocationBasedCountryDetectorTest extends AndroidTestCase { |
| 29 | private class TestCountryDetector extends LocationBasedCountryDetector { |
| 30 | public static final int TOTAL_PROVIDERS = 2; |
| 31 | protected Object countryFoundLocker = new Object(); |
| 32 | protected boolean notifyCountry = false; |
| 33 | private final Location mLocation; |
| 34 | private final String mCountry; |
| 35 | private final long mQueryLocationTimeout; |
| 36 | private List<LocationListener> mListeners; |
| 37 | |
| 38 | public TestCountryDetector(String country, String provider) { |
| 39 | this(country, provider, 1000 * 60 * 5); |
| 40 | } |
| 41 | |
| 42 | public TestCountryDetector(String country, String provider, long queryLocationTimeout) { |
| 43 | super(getContext()); |
| 44 | mCountry = country; |
| 45 | mLocation = new Location(provider); |
| 46 | mQueryLocationTimeout = queryLocationTimeout; |
| 47 | mListeners = new ArrayList<LocationListener>(); |
| 48 | } |
| 49 | |
| 50 | @Override |
| 51 | protected String getCountryFromLocation(Location location) { |
| 52 | synchronized (countryFoundLocker) { |
| 53 | if (!notifyCountry) { |
| 54 | try { |
| 55 | countryFoundLocker.wait(); |
| 56 | } catch (InterruptedException e) { |
| 57 | } |
| 58 | } |
| 59 | } |
| 60 | if (mLocation.getProvider().endsWith(location.getProvider())) { |
| 61 | return mCountry; |
| 62 | } else { |
| 63 | return null; |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | @Override |
| 68 | protected Location getLastKnownLocation() { |
| 69 | return mLocation; |
| 70 | } |
| 71 | |
| 72 | @Override |
| 73 | protected void registerEnabledProviders(List<LocationListener> listeners) { |
| 74 | mListeners.addAll(listeners); |
| 75 | } |
| 76 | |
| 77 | @Override |
| 78 | protected void unregisterProviders(List<LocationListener> listeners) { |
| 79 | for (LocationListener listener : mLocationListeners) { |
| 80 | assertTrue(mListeners.remove(listener)); |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | @Override |
| 85 | protected long getQueryLocationTimeout() { |
| 86 | return mQueryLocationTimeout; |
| 87 | } |
| 88 | |
| 89 | @Override |
| 90 | protected int getTotalEnabledProviders() { |
| 91 | return TOTAL_PROVIDERS; |
| 92 | } |
| 93 | |
| 94 | public void notifyLocationFound() { |
| 95 | // Listener could be removed in the notification. |
| 96 | LocationListener[] listeners = new LocationListener[mListeners.size()]; |
| 97 | mLocationListeners.toArray(listeners); |
| 98 | for (LocationListener listener :listeners) { |
| 99 | listener.onLocationChanged(mLocation); |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | public int getListenersCount() { |
| 104 | return mListeners.size(); |
| 105 | } |
| 106 | |
| 107 | public void notifyCountryFound() { |
| 108 | synchronized (countryFoundLocker) { |
| 109 | notifyCountry = true; |
| 110 | countryFoundLocker.notify(); |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | public Timer getTimer() { |
| 115 | return mTimer; |
| 116 | } |
| 117 | |
| 118 | public Thread getQueryThread() { |
| 119 | return mQueryThread; |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | private class CountryListenerImpl implements CountryListener { |
| 124 | private boolean mNotified; |
| 125 | private String mCountryCode; |
| 126 | public void onCountryDetected(Country country) { |
| 127 | mNotified = true; |
| 128 | if (country != null) { |
| 129 | mCountryCode = country.getCountryIso(); |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | public boolean notified() { |
| 134 | return mNotified; |
| 135 | } |
| 136 | |
| 137 | public String getCountry() { |
| 138 | return mCountryCode; |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | public void testFindingCountry() { |
| 143 | final String country = "us"; |
| 144 | final String provider = "Good"; |
| 145 | CountryListenerImpl countryListener = new CountryListenerImpl(); |
| 146 | TestCountryDetector detector = new TestCountryDetector(country, provider); |
| 147 | detector.setCountryListener(countryListener); |
| 148 | detector.detectCountry(); |
| 149 | assertEquals(detector.getListenersCount(), TestCountryDetector.TOTAL_PROVIDERS); |
| 150 | detector.notifyLocationFound(); |
| 151 | // All listeners should be unregistered |
| 152 | assertEquals(detector.getListenersCount(), 0); |
| 153 | assertNull(detector.getTimer()); |
| 154 | Thread queryThread = waitForQueryThreadLaunched(detector); |
| 155 | detector.notifyCountryFound(); |
| 156 | // Wait for query thread ending |
| 157 | waitForThreadEnding(queryThread); |
| 158 | // QueryThread should be set to NULL |
| 159 | assertNull(detector.getQueryThread()); |
| 160 | assertTrue(countryListener.notified()); |
| 161 | assertEquals(countryListener.getCountry(), country); |
| 162 | } |
| 163 | |
| 164 | public void testFindingCountryCancelled() { |
| 165 | final String country = "us"; |
| 166 | final String provider = "Good"; |
| 167 | CountryListenerImpl countryListener = new CountryListenerImpl(); |
| 168 | TestCountryDetector detector = new TestCountryDetector(country, provider); |
| 169 | detector.setCountryListener(countryListener); |
| 170 | detector.detectCountry(); |
| 171 | assertEquals(detector.getListenersCount(), TestCountryDetector.TOTAL_PROVIDERS); |
| 172 | detector.notifyLocationFound(); |
| 173 | // All listeners should be unregistered |
| 174 | assertEquals(detector.getListenersCount(), 0); |
| 175 | // The time should be stopped |
| 176 | assertNull(detector.getTimer()); |
| 177 | Thread queryThread = waitForQueryThreadLaunched(detector); |
| 178 | detector.stop(); |
| 179 | // There is no way to stop the thread, let's test it could be stopped, after get country |
| 180 | detector.notifyCountryFound(); |
| 181 | // Wait for query thread ending |
| 182 | waitForThreadEnding(queryThread); |
| 183 | // QueryThread should be set to NULL |
| 184 | assertNull(detector.getQueryThread()); |
| 185 | assertTrue(countryListener.notified()); |
| 186 | assertEquals(countryListener.getCountry(), country); |
| 187 | } |
| 188 | |
| 189 | public void testFindingLocationCancelled() { |
| 190 | final String country = "us"; |
| 191 | final String provider = "Good"; |
| 192 | CountryListenerImpl countryListener = new CountryListenerImpl(); |
| 193 | TestCountryDetector detector = new TestCountryDetector(country, provider); |
| 194 | detector.setCountryListener(countryListener); |
| 195 | detector.detectCountry(); |
| 196 | assertEquals(detector.getListenersCount(), TestCountryDetector.TOTAL_PROVIDERS); |
| 197 | detector.stop(); |
| 198 | // All listeners should be unregistered |
| 199 | assertEquals(detector.getListenersCount(), 0); |
| 200 | // The time should be stopped |
| 201 | assertNull(detector.getTimer()); |
| 202 | // QueryThread should still be NULL |
| 203 | assertNull(detector.getQueryThread()); |
| 204 | assertFalse(countryListener.notified()); |
| 205 | } |
| 206 | |
| 207 | public void testFindingLocationFailed() { |
| 208 | final String country = "us"; |
| 209 | final String provider = "Good"; |
| 210 | long timeout = 1000; |
| 211 | TestCountryDetector detector = new TestCountryDetector(country, provider, timeout) { |
| 212 | @Override |
| 213 | protected Location getLastKnownLocation() { |
| 214 | return null; |
| 215 | } |
| 216 | }; |
| 217 | CountryListenerImpl countryListener = new CountryListenerImpl(); |
| 218 | detector.setCountryListener(countryListener); |
| 219 | detector.detectCountry(); |
| 220 | assertEquals(detector.getListenersCount(), TestCountryDetector.TOTAL_PROVIDERS); |
| 221 | waitForTimerReset(detector); |
| 222 | // All listeners should be unregistered |
| 223 | assertEquals(detector.getListenersCount(), 0); |
| 224 | // QueryThread should still be NULL |
| 225 | assertNull(detector.getQueryThread()); |
| 226 | assertTrue(countryListener.notified()); |
| 227 | assertNull(countryListener.getCountry()); |
| 228 | } |
| 229 | |
| 230 | public void testFindingCountryFailed() { |
| 231 | final String country = "us"; |
| 232 | final String provider = "Good"; |
| 233 | TestCountryDetector detector = new TestCountryDetector(country, provider) { |
| 234 | @Override |
| 235 | protected String getCountryFromLocation(Location location) { |
| 236 | synchronized (countryFoundLocker) { |
| 237 | if (! notifyCountry) { |
| 238 | try { |
| 239 | countryFoundLocker.wait(); |
| 240 | } catch (InterruptedException e) { |
| 241 | } |
| 242 | } |
| 243 | } |
| 244 | // We didn't find country. |
| 245 | return null; |
| 246 | } |
| 247 | }; |
| 248 | CountryListenerImpl countryListener = new CountryListenerImpl(); |
| 249 | detector.setCountryListener(countryListener); |
| 250 | detector.detectCountry(); |
| 251 | assertEquals(detector.getListenersCount(), TestCountryDetector.TOTAL_PROVIDERS); |
| 252 | detector.notifyLocationFound(); |
| 253 | // All listeners should be unregistered |
| 254 | assertEquals(detector.getListenersCount(), 0); |
| 255 | assertNull(detector.getTimer()); |
| 256 | Thread queryThread = waitForQueryThreadLaunched(detector); |
| 257 | detector.notifyCountryFound(); |
| 258 | // Wait for query thread ending |
| 259 | waitForThreadEnding(queryThread); |
| 260 | // QueryThread should be set to NULL |
| 261 | assertNull(detector.getQueryThread()); |
| 262 | // CountryListener should be notified |
| 263 | assertTrue(countryListener.notified()); |
| 264 | assertNull(countryListener.getCountry()); |
| 265 | } |
| 266 | |
| 267 | public void testFindingCountryWithLastKnownLocation() { |
| 268 | final String country = "us"; |
| 269 | final String provider = "Good"; |
| 270 | long timeout = 1000; |
| 271 | TestCountryDetector detector = new TestCountryDetector(country, provider, timeout); |
| 272 | CountryListenerImpl countryListener = new CountryListenerImpl(); |
| 273 | detector.setCountryListener(countryListener); |
| 274 | detector.detectCountry(); |
| 275 | assertEquals(detector.getListenersCount(), TestCountryDetector.TOTAL_PROVIDERS); |
| 276 | waitForTimerReset(detector); |
| 277 | // All listeners should be unregistered |
| 278 | assertEquals(detector.getListenersCount(), 0); |
| 279 | Thread queryThread = waitForQueryThreadLaunched(detector); |
| 280 | detector.notifyCountryFound(); |
| 281 | // Wait for query thread ending |
| 282 | waitForThreadEnding(queryThread); |
| 283 | // QueryThread should be set to NULL |
| 284 | assertNull(detector.getQueryThread()); |
| 285 | // CountryListener should be notified |
| 286 | assertTrue(countryListener.notified()); |
| 287 | assertEquals(countryListener.getCountry(), country); |
| 288 | } |
| 289 | |
| 290 | private void waitForTimerReset(TestCountryDetector detector) { |
| 291 | int count = 5; |
| 292 | long interval = 1000; |
| 293 | try { |
| 294 | while (count-- > 0 && detector.getTimer() != null) { |
| 295 | Thread.sleep(interval); |
| 296 | } |
| 297 | } catch (InterruptedException e) { |
| 298 | } |
| 299 | Timer timer = detector.getTimer(); |
| 300 | assertTrue(timer == null); |
| 301 | } |
| 302 | |
| 303 | private void waitForThreadEnding(Thread thread) { |
| 304 | try { |
| 305 | thread.join(5000); |
| 306 | } catch (InterruptedException e) { |
| 307 | e.printStackTrace(); |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | private Thread waitForQueryThreadLaunched(TestCountryDetector detector) { |
| 312 | int count = 5; |
| 313 | long interval = 1000; |
| 314 | try { |
| 315 | while (count-- > 0 && detector.getQueryThread() == null) { |
| 316 | Thread.sleep(interval); |
| 317 | } |
| 318 | } catch (InterruptedException e) { |
| 319 | } |
| 320 | Thread thread = detector.getQueryThread(); |
| 321 | assertTrue(thread != null); |
| 322 | return thread; |
| 323 | } |
| 324 | } |