Gitiles
Code Review Sign In
gerrit-public.fairphone.software / platform / frameworks / base / 1a6e667cb6e9211908d02eb21c50c006473376f9 / . / core / tests / coretests / src / android / provider / SettingsBackupTest.java
blob: d36ed639b4b96692c83e36b1c9191d6b6d4f0e9c [file] [log] [blame]
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]1/*
2 * Copyright (C) 2017 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
17package android.provider;
18
19import static com.google.android.collect.Sets.newHashSet;
Julia Reynoldsb852e562017-06-06 16:14:18 -0400[diff] [blame]20
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]21import static org.hamcrest.MatcherAssert.assertThat;
22import static org.hamcrest.Matchers.empty;
23import static org.hamcrest.Matchers.is;
Julia Reynoldsb852e562017-06-06 16:14:18 -0400[diff] [blame]24
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]25import static java.lang.reflect.Modifier.isFinal;
26import static java.lang.reflect.Modifier.isPublic;
27import static java.lang.reflect.Modifier.isStatic;
28
Bryan Mawhinney24a2ae52017-01-31 11:18:50 +0000[diff] [blame]29import android.support.test.filters.SmallTest;
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]30import android.support.test.runner.AndroidJUnit4;
31
Julia Reynoldsb852e562017-06-06 16:14:18 -0400[diff] [blame]32import org.junit.Test;
33import org.junit.runner.RunWith;
34
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]35import java.lang.reflect.Field;
36import java.util.HashSet;
37import java.util.Set;
38
Bryan Mawhinney2c5f95a2017-02-21 10:58:23 +0000[diff] [blame]39/** Tests that ensure appropriate settings are backed up. */
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]40@RunWith(AndroidJUnit4.class)
Bryan Mawhinney24a2ae52017-01-31 11:18:50 +0000[diff] [blame]41@SmallTest
Bryan Mawhinney2c5f95a2017-02-21 10:58:23 +0000[diff] [blame]42public class SettingsBackupTest {
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]43
44 /**
45 * The following blacklists contain settings that should *not* be backed up and restored to
46 * another device. As a general rule, anything that is not user configurable should be
47 * blacklisted (and conversely, things that *are* user configurable *should* be backed up)
48 */
49 private static final Set<String> BACKUP_BLACKLISTED_SYSTEM_SETTINGS =
50 newHashSet(
51 Settings.System.ADVANCED_SETTINGS, // candidate for backup?
52 Settings.System.ALARM_ALERT, // backup candidate?
53 Settings.System.ALARM_ALERT_CACHE, // internal cache
54 Settings.System.APPEND_FOR_LAST_AUDIBLE, // suffix deprecated since API 2
55 Settings.System.EGG_MODE, // I am the lolrus
56 Settings.System.END_BUTTON_BEHAVIOR, // bug?
57 Settings.System
58 .HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY, // candidate for backup?
59 Settings.System.LOCKSCREEN_DISABLED, // ?
60 Settings.System.MEDIA_BUTTON_RECEIVER, // candidate for backup?
61 Settings.System.MUTE_STREAMS_AFFECTED, // candidate for backup?
62 Settings.System.NOTIFICATION_LIGHT_PULSE, // candidate for backup?
63 Settings.System.NOTIFICATION_SOUND_CACHE, // internal cache
64 Settings.System.POINTER_LOCATION, // backup candidate?
65 Settings.System.RINGTONE_CACHE, // internal cache
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]66 Settings.System.SETUP_WIZARD_HAS_RUN, // Only used by SuW
67 Settings.System.SHOW_GTALK_SERVICE_STATUS, // candidate for backup?
68 Settings.System.SHOW_TOUCHES, // bug?
69 Settings.System.SIP_ADDRESS_ONLY, // value, not a setting
70 Settings.System.SIP_ALWAYS, // value, not a setting
71 Settings.System.SYSTEM_LOCALES, // bug?
72 Settings.System.USER_ROTATION, // backup candidate?
73 Settings.System.VIBRATE_IN_SILENT, // deprecated?
74 Settings.System.VIBRATE_ON, // candidate for backup?
Michal Karpinski034a83f2017-04-26 19:25:25 +0100[diff] [blame]75 Settings.System.VOLUME_ACCESSIBILITY, // used internally, changing value will
76 // not change volume
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]77 Settings.System.VOLUME_ALARM, // deprecated since API 2?
78 Settings.System.VOLUME_BLUETOOTH_SCO, // deprecated since API 2?
79 Settings.System.VOLUME_MASTER, // candidate for backup?
80 Settings.System.VOLUME_MUSIC, // deprecated since API 2?
81 Settings.System.VOLUME_NOTIFICATION, // deprecated since API 2?
82 Settings.System.VOLUME_RING, // deprecated since API 2?
83 Settings.System.VOLUME_SYSTEM, // deprecated since API 2?
84 Settings.System.VOLUME_VOICE, // deprecated since API 2?
85 Settings.System.WHEN_TO_MAKE_WIFI_CALLS, // bug?
86 Settings.System.WINDOW_ORIENTATION_LISTENER_LOG // used for debugging only
87 );
88
89 private static final Set<String> BACKUP_BLACKLISTED_GLOBAL_SETTINGS =
90 newHashSet(
Bryan Mawhinney24a2ae52017-01-31 11:18:50 +0000[diff] [blame]91 Settings.Global.ACTIVITY_MANAGER_CONSTANTS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]92 Settings.Global.ADB_ENABLED,
93 Settings.Global.ADD_USERS_WHEN_LOCKED,
94 Settings.Global.AIRPLANE_MODE_ON,
95 Settings.Global.AIRPLANE_MODE_RADIOS,
96 Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS,
97 Settings.Global.ALARM_MANAGER_CONSTANTS,
98 Settings.Global.ALLOW_USER_SWITCHING_WHEN_SYSTEM_USER_LOCKED,
99 Settings.Global.ALWAYS_FINISH_ACTIVITIES,
jackqdyulei8443dd02017-08-24 16:14:34 -0700[diff] [blame]100 Settings.Global.ALWAYS_ON_DISPLAY_CONSTANTS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]101 Settings.Global.ANIMATOR_DURATION_SCALE,
Bryan Mawhinney99d89802017-06-28 16:22:39 +0100[diff] [blame]102 Settings.Global.ANOMALY_DETECTION_CONSTANTS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]103 Settings.Global.APN_DB_UPDATE_CONTENT_URL,
104 Settings.Global.APN_DB_UPDATE_METADATA_URL,
105 Settings.Global.APP_IDLE_CONSTANTS,
106 Settings.Global.ASSISTED_GPS_ENABLED,
107 Settings.Global.AUDIO_SAFE_VOLUME_STATE,
Artem Iglikov50219182017-04-05 15:27:54 +0100[diff] [blame]108 Settings.Global.BACKUP_REFACTORED_SERVICE_DISABLED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]109 Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD,
110 Settings.Global.BATTERY_DISCHARGE_THRESHOLD,
111 Settings.Global.BLE_SCAN_ALWAYS_AVAILABLE,
112 Settings.Global.BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX,
113 Settings.Global.BLUETOOTH_A2DP_SRC_PRIORITY_PREFIX,
Antony Sargentf5772c62017-04-26 16:37:53 -0700[diff] [blame]114 Settings.Global.BLUETOOTH_A2DP_SUPPORTS_OPTIONAL_CODECS_PREFIX,
115 Settings.Global.BLUETOOTH_A2DP_OPTIONAL_CODECS_ENABLED_PREFIX,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]116 Settings.Global.BLUETOOTH_DISABLED_PROFILES,
117 Settings.Global.BLUETOOTH_HEADSET_PRIORITY_PREFIX,
118 Settings.Global.BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX,
119 Settings.Global.BLUETOOTH_INTEROPERABILITY_LIST,
120 Settings.Global.BLUETOOTH_MAP_CLIENT_PRIORITY_PREFIX,
121 Settings.Global.BLUETOOTH_MAP_PRIORITY_PREFIX,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]122 Settings.Global.BLUETOOTH_PAN_PRIORITY_PREFIX,
123 Settings.Global.BLUETOOTH_PBAP_CLIENT_PRIORITY_PREFIX,
124 Settings.Global.BLUETOOTH_SAP_PRIORITY_PREFIX,
125 Settings.Global.BOOT_COUNT,
126 Settings.Global.CAPTIVE_PORTAL_FALLBACK_URL,
127 Settings.Global.CAPTIVE_PORTAL_HTTPS_URL,
128 Settings.Global.CAPTIVE_PORTAL_HTTP_URL,
129 Settings.Global.CAPTIVE_PORTAL_MODE,
Michal Karpinski034a83f2017-04-26 19:25:25 +0100[diff] [blame]130 Settings.Global.CAPTIVE_PORTAL_OTHER_FALLBACK_URLS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]131 Settings.Global.CAPTIVE_PORTAL_SERVER,
132 Settings.Global.CAPTIVE_PORTAL_USE_HTTPS,
133 Settings.Global.CAPTIVE_PORTAL_USER_AGENT,
134 Settings.Global.CAR_DOCK_SOUND,
135 Settings.Global.CARRIER_APP_WHITELIST,
136 Settings.Global.CAR_UNDOCK_SOUND,
137 Settings.Global.CDMA_CELL_BROADCAST_SMS,
138 Settings.Global.CDMA_ROAMING_MODE,
139 Settings.Global.CDMA_SUBSCRIPTION_MODE,
140 Settings.Global.CELL_ON,
141 Settings.Global.CERT_PIN_UPDATE_CONTENT_URL,
142 Settings.Global.CERT_PIN_UPDATE_METADATA_URL,
143 Settings.Global.COMPATIBILITY_MODE,
144 Settings.Global.CONNECTIVITY_CHANGE_DELAY,
145 Settings.Global.CONNECTIVITY_METRICS_BUFFER_SIZE,
146 Settings.Global.CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS,
147 Settings.Global.CONTACT_METADATA_SYNC_ENABLED,
148 Settings.Global.CONTACTS_DATABASE_WAL_ENABLED,
149 Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE,
150 Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI,
Amith Yamasani39452022017-03-21 15:23:47 -0700[diff] [blame]151 Settings.Global.DATABASE_CREATION_BUILDID,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]152 Settings.Global.DATABASE_DOWNGRADE_REASON,
153 Settings.Global.DATA_ROAMING,
154 Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS,
155 Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS,
156 Settings.Global.DEBUG_APP,
157 Settings.Global.DEBUG_VIEW_ATTRIBUTES,
158 Settings.Global.DEFAULT_DNS_SERVER,
159 Settings.Global.DEFAULT_INSTALL_LOCATION,
Narayan Kamath94bcdbc2017-07-17 15:32:53 +0100[diff] [blame]160 Settings.Global.DEFAULT_RESTRICT_BACKGROUND_DATA,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]161 Settings.Global.DESK_DOCK_SOUND,
162 Settings.Global.DESK_UNDOCK_SOUND,
163 Settings.Global.DEVELOPMENT_ENABLE_FREEFORM_WINDOWS_SUPPORT,
164 Settings.Global.DEVELOPMENT_FORCE_RESIZABLE_ACTIVITIES,
165 Settings.Global.DEVELOPMENT_FORCE_RTL,
166 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED,
167 Settings.Global.DEVICE_DEMO_MODE,
168 Settings.Global.DEVICE_IDLE_CONSTANTS,
jackqdyulei455e90a2017-02-09 15:29:16 -0800[diff] [blame]169 Settings.Global.BATTERY_SAVER_CONSTANTS,
Bryan Mawhinney99d89802017-06-28 16:22:39 +0100[diff] [blame]170 Settings.Global.DEFAULT_SM_DP_PLUS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]171 Settings.Global.DEVICE_NAME,
Bryan Mawhinney20924842017-05-11 12:50:14 +0100[diff] [blame]172 Settings.Global.DEVICE_POLICY_CONSTANTS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]173 Settings.Global.DEVICE_PROVISIONED,
174 Settings.Global.DEVICE_PROVISIONING_MOBILE_DATA_ENABLED,
175 Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD,
176 Settings.Global.DISPLAY_SCALING_FORCE,
177 Settings.Global.DISPLAY_SIZE_FORCED,
178 Settings.Global.DNS_RESOLVER_MAX_SAMPLES,
179 Settings.Global.DNS_RESOLVER_MIN_SAMPLES,
180 Settings.Global.DNS_RESOLVER_SAMPLE_VALIDITY_SECONDS,
181 Settings.Global.DNS_RESOLVER_SUCCESS_THRESHOLD_PERCENT,
182 Settings.Global.DOCK_SOUNDS_ENABLED_WHEN_ACCESSIBILITY,
183 Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE,
184 Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE,
185 Settings.Global.DROPBOX_AGE_SECONDS,
186 Settings.Global.DROPBOX_MAX_FILES,
187 Settings.Global.DROPBOX_QUOTA_KB,
188 Settings.Global.DROPBOX_QUOTA_PERCENT,
189 Settings.Global.DROPBOX_RESERVE_PERCENT,
190 Settings.Global.DROPBOX_TAG_PREFIX,
191 Settings.Global.EMERGENCY_AFFORDANCE_NEEDED,
192 Settings.Global.ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
Daniel Nishi0f703e62017-02-21 15:19:27 -0800[diff] [blame]193 Settings.Global.ENABLE_CACHE_QUOTA_CALCULATION,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]194 Settings.Global.ENABLE_CELLULAR_ON_BOOT,
Bryan Mawhinney99d89802017-06-28 16:22:39 +0100[diff] [blame]195 Settings.Global.ENABLE_DELETION_HELPER_NO_THRESHOLD_TOGGLE,
Bryan Mawhinney24a2ae52017-01-31 11:18:50 +0000[diff] [blame]196 Settings.Global.ENABLE_DISKSTATS_LOGGING,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]197 Settings.Global.ENABLE_EPHEMERAL_FEATURE,
198 Settings.Global.ENHANCED_4G_MODE_ENABLED,
199 Settings.Global.EPHEMERAL_COOKIE_MAX_SIZE_BYTES,
200 Settings.Global.ERROR_LOGCAT_PREFIX,
Bryan Mawhinney99d89802017-06-28 16:22:39 +0100[diff] [blame]201 Settings.Global.EUICC_PROVISIONED,
qingxi2f231512017-06-23 15:32:53 -0700[diff] [blame]202 Settings.Global.EUICC_FACTORY_RESET_TIMEOUT_MILLIS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]203 Settings.Global.FANCY_IME_ANIMATIONS,
204 Settings.Global.FORCE_ALLOW_ON_EXTERNAL,
205 Settings.Global.FSTRIM_MANDATORY_INTERVAL,
206 Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST,
207 Settings.Global.GLOBAL_HTTP_PROXY_HOST,
208 Settings.Global.GLOBAL_HTTP_PROXY_PAC,
209 Settings.Global.GLOBAL_HTTP_PROXY_PORT,
210 Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS,
211 Settings.Global.HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED,
212 Settings.Global.HDMI_CONTROL_AUTO_WAKEUP_ENABLED,
213 Settings.Global.HDMI_CONTROL_ENABLED,
Donghyun Choc1fa9af2016-12-27 18:31:09 +0900[diff] [blame]214 Settings.Global.HDMI_SYSTEM_AUDIO_CONTROL_ENABLED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]215 Settings.Global.HEADS_UP_NOTIFICATIONS_ENABLED,
216 Settings.Global.HTTP_PROXY,
217 Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY,
218 Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY,
Bryan Mawhinney99d89802017-06-28 16:22:39 +0100[diff] [blame]219 Settings.Global.INSTANT_APP_DEXOPT_ENABLED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]220 Settings.Global.INTENT_FIREWALL_UPDATE_CONTENT_URL,
221 Settings.Global.INTENT_FIREWALL_UPDATE_METADATA_URL,
222 Settings.Global.JOB_SCHEDULER_CONSTANTS,
Michal Karpinski034a83f2017-04-26 19:25:25 +0100[diff] [blame]223 Settings.Global.LANG_ID_UPDATE_CONTENT_URL,
224 Settings.Global.LANG_ID_UPDATE_METADATA_URL,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]225 Settings.Global.LOCATION_BACKGROUND_THROTTLE_INTERVAL_MS,
Lifu Tangc94ef4d2017-03-23 23:48:00 -0700[diff] [blame]226 Settings.Global.LOCATION_BACKGROUND_THROTTLE_PROXIMITY_ALERT_INTERVAL_MS,
Bryan Mawhinney24a2ae52017-01-31 11:18:50 +0000[diff] [blame]227 Settings.Global.LOCATION_BACKGROUND_THROTTLE_PACKAGE_WHITELIST,
228 Settings.Global.LOCATION_SETTINGS_LINK_TO_PERMISSIONS_ENABLED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]229 Settings.Global.LOCK_SOUND,
230 Settings.Global.LOW_BATTERY_SOUND,
231 Settings.Global.LOW_BATTERY_SOUND_TIMEOUT,
232 Settings.Global.LOW_POWER_MODE,
233 Settings.Global.LTE_SERVICE_FORCED,
234 Settings.Global.MAX_NOTIFICATION_ENQUEUE_RATE,
235 Settings.Global.MDC_INITIAL_MAX_RETRY,
236 Settings.Global.MHL_INPUT_SWITCHING_ENABLED,
237 Settings.Global.MHL_POWER_CHARGE_ENABLED,
238 Settings.Global.MOBILE_DATA, // Candidate for backup?
239 Settings.Global.MOBILE_DATA_ALWAYS_ON,
240 Settings.Global.MODE_RINGER,
241 Settings.Global.MULTI_SIM_DATA_CALL_SUBSCRIPTION,
242 Settings.Global.MULTI_SIM_SMS_PROMPT,
243 Settings.Global.MULTI_SIM_SMS_SUBSCRIPTION,
244 Settings.Global.MULTI_SIM_VOICE_CALL_SUBSCRIPTION,
245 Settings.Global.MULTI_SIM_VOICE_PROMPT,
246 Settings.Global.NETSTATS_DEV_BUCKET_DURATION,
247 Settings.Global.NETSTATS_DEV_DELETE_AGE,
248 Settings.Global.NETSTATS_DEV_PERSIST_BYTES,
249 Settings.Global.NETSTATS_DEV_ROTATE_AGE,
250 Settings.Global.NETSTATS_ENABLED,
251 Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES,
252 Settings.Global.NETSTATS_POLL_INTERVAL,
253 Settings.Global.NETSTATS_SAMPLE_ENABLED,
Jeff Sharkeyf4de2942017-08-29 15:32:13 -0600[diff] [blame]254 Settings.Global.NETSTATS_AUGMENT_ENABLED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]255 Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE,
256 Settings.Global.NETSTATS_UID_BUCKET_DURATION,
257 Settings.Global.NETSTATS_UID_DELETE_AGE,
258 Settings.Global.NETSTATS_UID_PERSIST_BYTES,
259 Settings.Global.NETSTATS_UID_ROTATE_AGE,
260 Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION,
261 Settings.Global.NETSTATS_UID_TAG_DELETE_AGE,
262 Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES,
263 Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE,
264 Settings.Global.NETWORK_AVOID_BAD_WIFI,
Bryan Mawhinney9a471b942017-02-01 13:18:07 +0000[diff] [blame]265 Settings.Global.NETWORK_METERED_MULTIPATH_PREFERENCE,
Ricky Wai1a6e6672017-10-27 14:46:01 +0100[diff] [blame^]266 Settings.Global.NETWORK_WATCHLIST_LAST_REPORT_TIME,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]267 Settings.Global.NETWORK_PREFERENCE,
Bryan Mawhinney2c5f95a2017-02-21 10:58:23 +0000[diff] [blame]268 Settings.Global.NETWORK_RECOMMENDATIONS_PACKAGE,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]269 Settings.Global.NETWORK_RECOMMENDATION_REQUEST_TIMEOUT_MS,
270 Settings.Global.NETWORK_SCORER_APP,
271 Settings.Global.NETWORK_SCORING_PROVISIONED,
Bryan Mawhinney24a2ae52017-01-31 11:18:50 +0000[diff] [blame]272 Settings.Global.NETWORK_SCORING_UI_ENABLED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]273 Settings.Global.NETWORK_SWITCH_NOTIFICATION_DAILY_LIMIT,
274 Settings.Global.NETWORK_SWITCH_NOTIFICATION_RATE_LIMIT_MILLIS,
275 Settings.Global.NEW_CONTACT_AGGREGATOR,
276 Settings.Global.NITZ_UPDATE_DIFF,
277 Settings.Global.NITZ_UPDATE_SPACING,
Chris Wrene901a7e2017-10-02 17:29:46 -0400[diff] [blame]278 Settings.Global.NOTIFICATION_SNOOZE_OPTIONS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]279 Settings.Global.NSD_ON,
280 Settings.Global.NTP_SERVER,
281 Settings.Global.NTP_TIMEOUT,
282 Settings.Global.OTA_DISABLE_AUTOMATIC_UPDATE,
283 Settings.Global.OVERLAY_DISPLAY_DEVICES,
284 Settings.Global.PAC_CHANGE_DELAY,
285 Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE,
286 Settings.Global.PACKAGE_VERIFIER_ENABLE,
287 Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB,
288 Settings.Global.PACKAGE_VERIFIER_SETTING_VISIBLE,
289 Settings.Global.PACKAGE_VERIFIER_TIMEOUT,
290 Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT,
291 Settings.Global.PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS,
292 Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS,
293 Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT,
294 Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS,
295 Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT,
296 Settings.Global.POLICY_CONTROL,
Bryan Mawhinney24a2ae52017-01-31 11:18:50 +0000[diff] [blame]297 Settings.Global.POWER_MANAGER_CONSTANTS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]298 Settings.Global.PREFERRED_NETWORK_MODE,
299 Settings.Global.PROVISIONING_APN_ALARM_DELAY_IN_MS,
300 Settings.Global.RADIO_BLUETOOTH,
301 Settings.Global.RADIO_CELL,
302 Settings.Global.RADIO_NFC,
303 Settings.Global.RADIO_WIFI,
304 Settings.Global.RADIO_WIMAX,
Amin Shaikhd3c81932017-02-06 16:22:42 -0800[diff] [blame]305 Settings.Global.RECOMMENDED_NETWORK_EVALUATOR_CACHE_EXPIRY_MS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]306 Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT,
307 Settings.Global.REQUIRE_PASSWORD_TO_DECRYPT,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]308 Settings.Global.SAFE_BOOT_DISALLOWED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]309 Settings.Global.SELINUX_STATUS,
310 Settings.Global.SELINUX_UPDATE_CONTENT_URL,
311 Settings.Global.SELINUX_UPDATE_METADATA_URL,
312 Settings.Global.SEND_ACTION_APP_ERROR,
313 Settings.Global.SET_GLOBAL_HTTP_PROXY,
314 Settings.Global.SET_INSTALL_LOCATION,
315 Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL,
316 Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST,
317 Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL,
318 Settings.Global.SHORTCUT_MANAGER_CONSTANTS,
Geoffrey Pitschbd3ec6a2017-05-04 14:56:33 -0400[diff] [blame]319 Settings.Global.SHOW_NOTIFICATION_CHANNEL_WARNINGS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]320 Settings.Global.SHOW_TEMPERATURE_WARNING,
Michal Karpinski034a83f2017-04-26 19:25:25 +0100[diff] [blame]321 Settings.Global.SMART_SELECTION_UPDATE_CONTENT_URL,
322 Settings.Global.SMART_SELECTION_UPDATE_METADATA_URL,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]323 Settings.Global.SMS_OUTGOING_CHECK_INTERVAL_MS,
324 Settings.Global.SMS_OUTGOING_CHECK_MAX_COUNT,
325 Settings.Global.SMS_SHORT_CODE_CONFIRMATION,
326 Settings.Global.SMS_SHORT_CODE_RULE,
327 Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL,
328 Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL,
Sundeep Ghuman9bb85d32017-08-28 17:04:16 -0700[diff] [blame]329 Settings.Global.SPEED_LABEL_CACHE_EVICTION_AGE_MILLIS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]330 Settings.Global.STORAGE_BENCHMARK_INTERVAL,
Daniel Nishi5782b5c2017-08-24 10:28:52 -0700[diff] [blame]331 Settings.Global.STORAGE_SETTINGS_CLOBBER_THRESHOLD,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]332 Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS,
333 Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL,
Jeff Sharkey78f6f7f2017-02-21 13:57:31 -0700[diff] [blame]334 Settings.Global.SYS_STORAGE_CACHE_MAX_BYTES,
335 Settings.Global.SYS_STORAGE_CACHE_PERCENTAGE,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]336 Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES,
337 Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES,
338 Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE,
339 Settings.Global.TCP_DEFAULT_INIT_RWND,
340 Settings.Global.TETHER_DUN_APN,
341 Settings.Global.TETHER_DUN_REQUIRED,
Bryan Mawhinney99d89802017-06-28 16:22:39 +0100[diff] [blame]342 Settings.Global.TETHER_OFFLOAD_DISABLED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]343 Settings.Global.TETHER_SUPPORTED,
Abodunrinwa Toki0e6b43e2017-09-19 23:18:40 +0100[diff] [blame]344 Settings.Global.TEXT_CLASSIFIER_CONSTANTS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]345 Settings.Global.THEATER_MODE_ON,
346 Settings.Global.TRANSITION_ANIMATION_SCALE,
347 Settings.Global.TRUSTED_SOUND,
348 Settings.Global.TZINFO_UPDATE_CONTENT_URL,
349 Settings.Global.TZINFO_UPDATE_METADATA_URL,
Svet Ganovf36d53c2017-05-24 00:27:21 -0700[diff] [blame]350 Settings.Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD,
351 Settings.Global.INSTALLED_INSTANT_APP_MAX_CACHE_PERIOD,
352 Settings.Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD,
353 Settings.Global.UNINSTALLED_INSTANT_APP_MAX_CACHE_PERIOD,
354 Settings.Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]355 Settings.Global.UNLOCK_SOUND,
356 Settings.Global.USE_GOOGLE_MAIL,
357 Settings.Global.VT_IMS_ENABLED,
358 Settings.Global.WAIT_FOR_DEBUGGER,
Sudheer Shanka5918c672017-03-21 19:31:37 -0700[diff] [blame]359 Settings.Global.NETWORK_ACCESS_TIMEOUT_MS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]360 Settings.Global.WARNING_TEMPERATURE,
361 Settings.Global.WEBVIEW_DATA_REDUCTION_PROXY_KEY,
362 Settings.Global.WEBVIEW_FALLBACK_LOGIC_ENABLED,
363 Settings.Global.WEBVIEW_MULTIPROCESS,
364 Settings.Global.WEBVIEW_PROVIDER,
365 Settings.Global.WFC_IMS_ENABLED,
366 Settings.Global.WFC_IMS_MODE,
367 Settings.Global.WFC_IMS_ROAMING_ENABLED,
368 Settings.Global.WFC_IMS_ROAMING_MODE,
Bryan Mawhinney9a471b942017-02-01 13:18:07 +0000[diff] [blame]369 Settings.Global.WIFI_BADGING_THRESHOLDS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]370 Settings.Global.WIFI_BOUNCE_DELAY_OVERRIDE_MS,
371 Settings.Global.WIFI_COUNTRY_CODE,
372 Settings.Global.WIFI_DEVICE_OWNER_CONFIGS_LOCKDOWN,
373 Settings.Global.WIFI_DISPLAY_CERTIFICATION_ON,
374 Settings.Global.WIFI_DISPLAY_ON,
375 Settings.Global.WIFI_DISPLAY_WPS_CONFIG,
376 Settings.Global.WIFI_ENHANCED_AUTO_JOIN,
377 Settings.Global.WIFI_EPHEMERAL_OUT_OF_RANGE_TIMEOUT_MS,
378 Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS,
379 Settings.Global.WIFI_FREQUENCY_BAND,
380 Settings.Global.WIFI_IDLE_MS,
381 Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT,
382 Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS,
383 Settings.Global.WIFI_NETWORK_SHOW_RSSI,
384 Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
385 Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT,
386 Settings.Global.WIFI_ON,
387 Settings.Global.WIFI_P2P_DEVICE_NAME,
388 Settings.Global.WIFI_REENABLE_DELAY_MS,
389 Settings.Global.WIFI_SAVED_STATE,
390 Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE,
Wei Wang3b7528b2017-05-04 13:16:32 -0700[diff] [blame]391 Settings.Global.WIFI_SCAN_BACKGROUND_THROTTLE_INTERVAL_MS,
392 Settings.Global.WIFI_SCAN_BACKGROUND_THROTTLE_PACKAGE_WHITELIST,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]393 Settings.Global.WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS,
394 Settings.Global.WIFI_SLEEP_POLICY,
395 Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS,
396 Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED,
397 Settings.Global.WIFI_VERBOSE_LOGGING_ENABLED,
Bryan Mawhinney20924842017-05-11 12:50:14 +0100[diff] [blame]398 Settings.Global.WIFI_WAKEUP_AVAILABLE,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]399 Settings.Global.WIFI_WATCHDOG_ON,
400 Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON,
401 Settings.Global.WINDOW_ANIMATION_SCALE,
402 Settings.Global.WIRELESS_CHARGING_STARTED_SOUND,
403 Settings.Global.WTF_IS_FATAL,
404 Settings.Global.ZEN_MODE,
405 Settings.Global.ZEN_MODE_CONFIG_ETAG,
406 Settings.Global.ZEN_MODE_RINGER_LEVEL);
407
408 private static final Set<String> BACKUP_BLACKLISTED_SECURE_SETTINGS =
409 newHashSet(
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]410 Settings.Secure.ACCESSIBILITY_SOFT_KEYBOARD_MODE,
411 Settings.Secure.ALLOWED_GEOLOCATION_ORIGINS,
412 Settings.Secure.ALWAYS_ON_VPN_APP,
413 Settings.Secure.ALWAYS_ON_VPN_LOCKDOWN,
414 Settings.Secure.ANDROID_ID,
415 Settings.Secure.ANR_SHOW_BACKGROUND,
416 Settings.Secure.ASSISTANT,
417 Settings.Secure.ASSIST_DISCLOSURE_ENABLED,
418 Settings.Secure.ASSIST_SCREENSHOT_ENABLED,
419 Settings.Secure.ASSIST_STRUCTURE_ENABLED,
Philip P. Moltmanne287a152017-05-04 11:07:05 -0700[diff] [blame]420 Settings.Secure.AUTOFILL_SERVICE_SEARCH_URI,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]421 Settings.Secure.AUTOMATIC_STORAGE_MANAGER_BYTES_CLEARED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]422 Settings.Secure.AUTOMATIC_STORAGE_MANAGER_ENABLED,
423 Settings.Secure.AUTOMATIC_STORAGE_MANAGER_LAST_RUN,
Daniel Nishida7332c2017-06-12 10:17:33 -0700[diff] [blame]424 Settings.Secure.AUTOMATIC_STORAGE_MANAGER_TURNED_OFF_BY_POLICY,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]425 Settings.Secure.BACKUP_AUTO_RESTORE,
426 Settings.Secure.BACKUP_ENABLED,
427 Settings.Secure.BACKUP_PROVISIONED,
428 Settings.Secure.BACKUP_TRANSPORT,
Michal Karpinski72dfff92017-04-27 11:19:04 +0100[diff] [blame]429 Settings.Secure.CAMERA_LIFT_TRIGGER_ENABLED, // Candidate for backup?
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]430 Settings.Secure.CARRIER_APPS_HANDLED,
Jack Yu39028572017-02-23 09:49:25 -0800[diff] [blame]431 Settings.Secure.CMAS_ADDITIONAL_BROADCAST_PKG,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]432 Settings.Secure.COMPLETED_CATEGORY_PREFIX,
433 Settings.Secure.CONNECTIVITY_RELEASE_PENDING_INTENT_DELAY_MS,
434 Settings.Secure.DEFAULT_INPUT_METHOD,
435 Settings.Secure.DEMO_USER_SETUP_COMPLETE,
436 Settings.Secure.DEVICE_PAIRED,
437 Settings.Secure.DIALER_DEFAULT_APPLICATION,
438 Settings.Secure.DISABLED_PRINT_SERVICES,
439 Settings.Secure.DISABLED_SYSTEM_INPUT_METHODS,
440 Settings.Secure.DISPLAY_DENSITY_FORCED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]441 Settings.Secure.DOZE_ALWAYS_ON,
Adrian Roosd0963a02017-05-15 14:33:37 -0700[diff] [blame]442 Settings.Secure.DOZE_PULSE_ON_LONG_PRESS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]443 Settings.Secure.EMERGENCY_ASSISTANCE_APPLICATION,
444 Settings.Secure.ENABLED_NOTIFICATION_ASSISTANT,
Julia Reynoldsb852e562017-06-06 16:14:18 -0400[diff] [blame]445 Settings.Secure.ENABLED_NOTIFICATION_LISTENERS,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]446 Settings.Secure.ENABLED_NOTIFICATION_POLICY_ACCESS_PACKAGES,
447 Settings.Secure.ENABLED_PRINT_SERVICES,
448 Settings.Secure.IMMERSIVE_MODE_CONFIRMATIONS,
449 Settings.Secure.INCALL_BACK_BUTTON_BEHAVIOR,
450 Settings.Secure.INPUT_METHOD_SELECTOR_VISIBILITY,
451 Settings.Secure.INPUT_METHODS_SUBTYPE_HISTORY,
452 Settings.Secure.INSTALL_NON_MARKET_APPS,
453 Settings.Secure.LAST_SETUP_SHOWN,
454 Settings.Secure.LOCATION_MODE,
455 Settings.Secure.LOCATION_PREVIOUS_MODE,
456 Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, // Candidate?
457 Settings.Secure.LOCK_SCREEN_ALLOW_REMOTE_INPUT, // Candidate?
458 Settings.Secure.LOCK_SCREEN_LOCK_AFTER_TIMEOUT,
459 Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, // Candidate?
460 Settings.Secure.LOCK_TO_APP_EXIT_LOCKED,
461 Settings.Secure.MANAGED_PROFILE_CONTACT_REMOTE_SEARCH,
462 Settings.Secure.MULTI_PRESS_TIMEOUT,
463 Settings.Secure.NFC_PAYMENT_FOREGROUND,
Christine Franks0dbb39d2017-06-27 09:13:35 -0700[diff] [blame]464 Settings.Secure.NIGHT_DISPLAY_ACTIVATED,
465 Settings.Secure.NIGHT_DISPLAY_LAST_ACTIVATED_TIME,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]466 Settings.Secure.PACKAGE_VERIFIER_STATE,
467 Settings.Secure.PACKAGE_VERIFIER_USER_CONSENT,
468 Settings.Secure.PARENTAL_CONTROL_LAST_UPDATE,
469 Settings.Secure.PAYMENT_SERVICE_SEARCH_URI,
470 Settings.Secure.PRINT_SERVICE_SEARCH_URI,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]471 Settings.Secure.SCREENSAVER_DEFAULT_COMPONENT, // Candidate?
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]472 Settings.Secure.SEARCH_GLOBAL_SEARCH_ACTIVITY,
473 Settings.Secure.SEARCH_MAX_RESULTS_PER_SOURCE,
474 Settings.Secure.SEARCH_MAX_RESULTS_TO_DISPLAY,
475 Settings.Secure.SEARCH_MAX_SHORTCUTS_RETURNED,
476 Settings.Secure.SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS,
477 Settings.Secure.SEARCH_MAX_STAT_AGE_MILLIS,
478 Settings.Secure.SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING,
479 Settings.Secure.SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING,
480 Settings.Secure.SEARCH_NUM_PROMOTED_SOURCES,
481 Settings.Secure.SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT,
482 Settings.Secure.SEARCH_PREFILL_MILLIS,
483 Settings.Secure.SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS,
484 Settings.Secure.SEARCH_QUERY_THREAD_CORE_POOL_SIZE,
485 Settings.Secure.SEARCH_QUERY_THREAD_MAX_POOL_SIZE,
486 Settings.Secure.SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE,
487 Settings.Secure.SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE,
488 Settings.Secure.SEARCH_SOURCE_TIMEOUT_MILLIS,
489 Settings.Secure.SEARCH_THREAD_KEEPALIVE_SECONDS,
490 Settings.Secure.SEARCH_WEB_RESULTS_OVERRIDE_LIMIT,
491 Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE,
492 Settings.Secure.SETTINGS_CLASSNAME,
493 Settings.Secure.SHOW_NOTE_ABOUT_NOTIFICATION_HIDING, // candidate?
494 Settings.Secure.SKIP_FIRST_USE_HINTS, // candidate?
495 Settings.Secure.SMS_DEFAULT_APPLICATION,
496 Settings.Secure.TRUST_AGENTS_INITIALIZED,
497 Settings.Secure.TV_INPUT_CUSTOM_LABELS,
498 Settings.Secure.TV_INPUT_HIDDEN_INPUTS,
Bryan Mawhinney99d89802017-06-28 16:22:39 +0100[diff] [blame]499 Settings.Secure.TV_USER_SETUP_COMPLETE,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]500 Settings.Secure.UI_NIGHT_MODE, // candidate?
Suprabh Shukla0b1356f2017-02-21 14:33:50 -0800[diff] [blame]501 Settings.Secure.UNKNOWN_SOURCES_DEFAULT_REVERSED,
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]502 Settings.Secure.UNSAFE_VOLUME_MUSIC_ACTIVE_MS,
503 Settings.Secure.USB_AUDIO_AUTOMATIC_ROUTING_DISABLED,
504 Settings.Secure.USER_SETUP_COMPLETE,
505 Settings.Secure.VOICE_INTERACTION_SERVICE,
506 Settings.Secure.VOICE_RECOGNITION_SERVICE,
Tim Zhengcc1e76a2017-08-30 17:46:19 -0700[diff] [blame]507 Settings.Secure.INSTANT_APPS_ENABLED,
508 Settings.Secure.BACKUP_MANAGER_CONSTANTS);
Bryan Mawhinney87b1aac2017-01-16 18:06:07 +0000[diff] [blame]509
510 @Test
511 public void systemSettingsBackedUpOrBlacklisted() {
512 checkSettingsBackedUpOrBlacklisted(
513 getCandidateSettings(Settings.System.class),
514 newHashSet(Settings.System.SETTINGS_TO_BACKUP),
515 BACKUP_BLACKLISTED_SYSTEM_SETTINGS);
516 }
517
518 @Test
519 public void globalSettingsBackedUpOrBlacklisted() {
520 checkSettingsBackedUpOrBlacklisted(
521 getCandidateSettings(Settings.Global.class),
522 newHashSet(Settings.Global.SETTINGS_TO_BACKUP),
523 BACKUP_BLACKLISTED_GLOBAL_SETTINGS);
524 }
525
526 @Test
527 public void secureSettingsBackedUpOrBlacklisted() {
528 checkSettingsBackedUpOrBlacklisted(
529 getCandidateSettings(Settings.Secure.class),
530 newHashSet(Settings.Secure.SETTINGS_TO_BACKUP),
531 BACKUP_BLACKLISTED_SECURE_SETTINGS);
532 }
533
534 private static void checkSettingsBackedUpOrBlacklisted(
535 Set<String> settings, Set<String> settingsToBackup, Set<String> blacklist) {
536 Set<String> settingsNotBackedUp = difference(settings, settingsToBackup);
537 Set<String> settingsNotBackedUpOrBlacklisted = difference(settingsNotBackedUp, blacklist);
538 assertThat(
539 "Settings not backed up or blacklisted",
540 settingsNotBackedUpOrBlacklisted,
541 is(empty()));
542
543 assertThat(
544 "blacklisted settings backed up",
545 intersect(settingsToBackup, blacklist),
546 is(empty()));
547 }
548
549 private static Set<String> getCandidateSettings(Class<? extends Settings.NameValueTable> clazz) {
550 HashSet<String> result = new HashSet<String>();
551 for (Field field : clazz.getDeclaredFields()) {
552 if (looksLikeValidSetting(field)) {
553 try {
554 result.add((String) field.get(null));
555 } catch (IllegalAccessException e) {
556 // Impossible for public fields
557 throw new RuntimeException(e);
558 }
559 }
560 }
561 return result;
562 }
563
564 private static boolean looksLikeValidSetting(Field field) {
565 int modifiers = field.getModifiers();
566 return isPublic(modifiers)
567 && isStatic(modifiers)
568 && isFinal(modifiers)
569 && field.getType() == String.class
570 && field.getAnnotation(Deprecated.class) == null;
571 }
572
573 private static <T> Set<T> difference(Set<T> s1, Set<T> s2) {
574 HashSet<T> result = new HashSet<T>(s1);
575 result.removeAll(s2);
576 return result;
577 }
578
579 private static <T> Set<T> intersect(Set<T> s1, Set<T> s2) {
580 HashSet<T> result = new HashSet<T>(s1);
581 result.retainAll(s2);
582 return result;
583 }
584
585}