diff --git a/res/values/strings.xml b/res/values/strings.xml
index 9ee2800f9aa..82256f90037 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -4002,6 +4002,32 @@
Location services for work
+
+ Location time zone detection
+
+ Location time zone detection
+
+ Allows the device\u2019s location to be used to detect the current time zone. Other location settings such as Wi\u2011Fi scanning can affect the accuracy of time zone detection.
+
+
+ On
+
+ Off
+
+ Automatic time zone detection is disabled
+
+ Location time zone detection is disabled
+
+ Location time zone detection is not supported
+
+ Location time zone detection changes are not allowed
+
Wi\u2011Fi & mobile network location
diff --git a/res/xml/location_settings.xml b/res/xml/location_settings.xml
index fb03f4c7f3d..80f4973539b 100644
--- a/res/xml/location_settings.xml
+++ b/res/xml/location_settings.xml
@@ -65,6 +65,13 @@
settings:forWork="true"
settings:useAdminDisabledSummary="true"/>
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/src/com/android/settings/location/LocationPersonalSettings.java b/src/com/android/settings/location/LocationPersonalSettings.java
index 92796a4bd66..3f90896fba2 100644
--- a/src/com/android/settings/location/LocationPersonalSettings.java
+++ b/src/com/android/settings/location/LocationPersonalSettings.java
@@ -58,6 +58,8 @@ public class LocationPersonalSettings extends DashboardFragment {
RecentLocationRequestPreferenceController.class);
controller.init(this);
controller.setProfileType(profileType);
+
+ use(LocationTimeZoneDetectionPreferenceController.class);
}
@Override
diff --git a/src/com/android/settings/location/LocationSettings.java b/src/com/android/settings/location/LocationSettings.java
index 43918111cca..248620b3fef 100644
--- a/src/com/android/settings/location/LocationSettings.java
+++ b/src/com/android/settings/location/LocationSettings.java
@@ -88,6 +88,7 @@ public class LocationSettings extends DashboardFragment {
use(LocationFooterPreferenceController.class).init(this);
use(LocationForWorkPreferenceController.class).init(this);
use(LocationServiceForWorkPreferenceController.class).init(this);
+ use(LocationTimeZoneDetectionPreferenceController.class);
}
@Override
diff --git a/src/com/android/settings/location/LocationTimeZoneDetectionPreferenceController.java b/src/com/android/settings/location/LocationTimeZoneDetectionPreferenceController.java
new file mode 100644
index 00000000000..a16c9bbd792
--- /dev/null
+++ b/src/com/android/settings/location/LocationTimeZoneDetectionPreferenceController.java
@@ -0,0 +1,163 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.location;
+
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_NOT_ALLOWED;
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_NOT_APPLICABLE;
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_NOT_SUPPORTED;
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_POSSESSED;
+
+import android.app.time.TimeManager;
+import android.app.time.TimeZoneCapabilities;
+import android.app.time.TimeZoneCapabilitiesAndConfig;
+import android.app.time.TimeZoneConfiguration;
+import android.content.Context;
+import android.location.LocationManager;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+
+import com.android.settings.R;
+import com.android.settings.core.BasePreferenceController;
+import com.android.settingslib.core.lifecycle.LifecycleObserver;
+import com.android.settingslib.core.lifecycle.events.OnStart;
+import com.android.settingslib.core.lifecycle.events.OnStop;
+
+import java.util.concurrent.Executor;
+
+/**
+ * The controller for the "location time zone detection" entry in the Location settings
+ * screen.
+ */
+public class LocationTimeZoneDetectionPreferenceController
+ extends BasePreferenceController
+ implements LifecycleObserver, OnStart, OnStop, TimeManager.TimeZoneDetectorListener {
+
+ private final TimeManager mTimeManager;
+ private final LocationManager mLocationManager;
+ private TimeZoneCapabilitiesAndConfig mTimeZoneCapabilitiesAndConfig;
+ private Preference mPreference;
+
+ public LocationTimeZoneDetectionPreferenceController(Context context, String key) {
+ super(context, key);
+ mTimeManager = context.getSystemService(TimeManager.class);
+ mLocationManager = context.getSystemService(LocationManager.class);
+ }
+
+ @Override
+ public void displayPreference(PreferenceScreen screen) {
+ super.displayPreference(screen);
+ mPreference = screen.findPreference(getPreferenceKey());
+ }
+
+ @Override
+ public void onStart() {
+ // Register for updates to the user's time zone capabilities or configuration which could
+ // require UI changes.
+ Executor mainExecutor = mContext.getMainExecutor();
+ mTimeManager.addTimeZoneDetectorListener(mainExecutor, this);
+ // Setup the initial state of the summary.
+ refreshUi();
+ }
+
+ @Override
+ public void onStop() {
+ mTimeManager.removeTimeZoneDetectorListener(this);
+ }
+
+ @Override
+ public int getAvailabilityStatus() {
+ TimeZoneCapabilities timeZoneCapabilities =
+ getTimeZoneCapabilitiesAndConfig(/* forceRefresh= */ false).getCapabilities();
+ int capability = timeZoneCapabilities.getConfigureGeoDetectionEnabledCapability();
+
+ // The preference only has two states: present and not present. The preference is never
+ // present but disabled.
+ if (capability == CAPABILITY_NOT_SUPPORTED || capability == CAPABILITY_NOT_ALLOWED) {
+ return UNSUPPORTED_ON_DEVICE;
+ } else if (capability == CAPABILITY_NOT_APPLICABLE || capability == CAPABILITY_POSSESSED) {
+ return AVAILABLE;
+ } else {
+ throw new IllegalStateException("Unknown capability=" + capability);
+ }
+ }
+
+ @Override
+ public CharSequence getSummary() {
+ TimeZoneCapabilitiesAndConfig timeZoneCapabilitiesAndConfig =
+ getTimeZoneCapabilitiesAndConfig(/* forceRefresh= */ false);
+ TimeZoneCapabilities capabilities = timeZoneCapabilitiesAndConfig.getCapabilities();
+ int configureGeoDetectionEnabledCapability =
+ capabilities.getConfigureGeoDetectionEnabledCapability();
+ TimeZoneConfiguration configuration = timeZoneCapabilitiesAndConfig.getConfiguration();
+
+ int summaryResId;
+ if (configureGeoDetectionEnabledCapability == CAPABILITY_NOT_SUPPORTED) {
+ // The preference should not be visible, but text is referenced in case this changes.
+ summaryResId = R.string.location_time_zone_detection_not_supported;
+ } else if (configureGeoDetectionEnabledCapability == CAPABILITY_NOT_ALLOWED) {
+ // The preference should not be visible, but text is referenced in case this changes.
+ summaryResId = R.string.location_time_zone_detection_not_allowed;
+ } else if (configureGeoDetectionEnabledCapability == CAPABILITY_NOT_APPLICABLE) {
+ // The TimeZoneCapabilities deliberately doesn't provide information about why the user
+ // doesn't have the capability, but the user's "location enabled" being off and the
+ // global automatic detection setting will always be considered overriding reasons why
+ // location time zone detection cannot be used.
+ if (!mLocationManager.isLocationEnabled()) {
+ summaryResId = R.string.location_app_permission_summary_location_off;
+ } else if (!configuration.isAutoDetectionEnabled()) {
+ summaryResId = R.string.location_time_zone_detection_auto_is_off;
+ } else {
+ // This is in case there are other reasons in future why location time zone
+ // detection is not applicable.
+ summaryResId = R.string.location_time_zone_detection_not_applicable;
+ }
+ } else if (configureGeoDetectionEnabledCapability == CAPABILITY_POSSESSED) {
+ boolean isGeoDetectionEnabled = configuration.isGeoDetectionEnabled();
+ summaryResId = isGeoDetectionEnabled
+ ? R.string.location_time_zone_detection_on
+ : R.string.location_time_zone_detection_off;
+ } else {
+ // This is unexpected: getAvailabilityStatus() should ensure that the UI element isn't
+ // even shown for known cases, or the capability is unknown.
+ throw new IllegalStateException("Unexpected configureGeoDetectionEnabledCapability="
+ + configureGeoDetectionEnabledCapability);
+ }
+ return mContext.getString(summaryResId);
+ }
+
+ @Override
+ public void onChange() {
+ refreshUi();
+ }
+
+ private void refreshUi() {
+ // Force a refresh of cached user capabilities and config before refreshing the summary.
+ getTimeZoneCapabilitiesAndConfig(/* forceRefresh= */ true);
+ refreshSummary(mPreference);
+ }
+
+ /**
+ * Returns the current user capabilities and configuration. {@code forceRefresh} can be {@code
+ * true} to discard any cached copy.
+ */
+ private TimeZoneCapabilitiesAndConfig getTimeZoneCapabilitiesAndConfig(boolean forceRefresh) {
+ if (forceRefresh || mTimeZoneCapabilitiesAndConfig == null) {
+ mTimeZoneCapabilitiesAndConfig = mTimeManager.getTimeZoneCapabilitiesAndConfig();
+ }
+ return mTimeZoneCapabilitiesAndConfig;
+ }
+}
diff --git a/src/com/android/settings/location/TimeZoneDetectionPreferenceController.java b/src/com/android/settings/location/TimeZoneDetectionPreferenceController.java
new file mode 100644
index 00000000000..946376d77fa
--- /dev/null
+++ b/src/com/android/settings/location/TimeZoneDetectionPreferenceController.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.location;
+
+import android.app.time.TimeManager;
+import android.app.time.TimeZoneCapabilitiesAndConfig;
+import android.app.time.TimeZoneConfiguration;
+import android.content.Context;
+import android.text.TextUtils;
+
+import androidx.preference.Preference;
+import androidx.preference.SwitchPreference;
+
+import com.android.settingslib.core.AbstractPreferenceController;
+
+/**
+ * The controller for the "location time zone detection" switch on the location time zone detection
+ * screen.
+ */
+public class TimeZoneDetectionPreferenceController extends AbstractPreferenceController {
+
+ private static final String KEY_LOCATION_TIME_ZONE_DETECTION_ENABLED =
+ "location_time_zone_detection_enabled";
+
+ private final TimeManager mTimeManager;
+
+ public TimeZoneDetectionPreferenceController(Context context) {
+ super(context);
+ mTimeManager = context.getSystemService(TimeManager.class);
+ }
+
+ @Override
+ public boolean isAvailable() {
+ return true;
+ }
+
+ @Override
+ public String getPreferenceKey() {
+ return KEY_LOCATION_TIME_ZONE_DETECTION_ENABLED;
+ }
+
+ @Override
+ public void updateState(Preference preference) {
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig =
+ mTimeManager.getTimeZoneCapabilitiesAndConfig();
+ setPreferenceUiState((SwitchPreference) preference, capabilitiesAndConfig);
+ }
+
+ @Override
+ public boolean handlePreferenceTreeClick(Preference preference) {
+ if (TextUtils.equals(preference.getKey(), KEY_LOCATION_TIME_ZONE_DETECTION_ENABLED)) {
+ SwitchPreference switchPreference = (SwitchPreference) preference;
+ final boolean switchState = switchPreference.isChecked();
+
+ // Update the settings to match the UI.
+ TimeZoneConfiguration configuration = new TimeZoneConfiguration.Builder()
+ .setGeoDetectionEnabled(switchState)
+ .build();
+
+ // The return value is ignored, but the current state is read back below ensuring it
+ // does not matter.
+ mTimeManager.updateTimeZoneConfiguration(configuration);
+
+ // Configure the UI preference state from the configuration. This means that even in the
+ // unlikely event that the update failed, the UI should reflect current settings.
+ setPreferenceUiState(switchPreference, mTimeManager.getTimeZoneCapabilitiesAndConfig());
+
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Sets the switch's checked state from the supplied {@link TimeZoneCapabilitiesAndConfig}.
+ */
+ @android.annotation.UiThread
+ private void setPreferenceUiState(SwitchPreference preference,
+ TimeZoneCapabilitiesAndConfig timeZoneCapabilitiesAndConfig) {
+ TimeZoneConfiguration configuration = timeZoneCapabilitiesAndConfig.getConfiguration();
+ boolean checked = configuration.isGeoDetectionEnabled();
+ preference.setChecked(checked);
+ }
+}
diff --git a/src/com/android/settings/location/TimeZoneDetectionSettings.java b/src/com/android/settings/location/TimeZoneDetectionSettings.java
new file mode 100644
index 00000000000..555d9d47092
--- /dev/null
+++ b/src/com/android/settings/location/TimeZoneDetectionSettings.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.location;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+
+import com.android.settings.R;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.settingslib.search.SearchIndexable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * The controller for the "location time zone detection" screen.
+ */
+@SearchIndexable(forTarget = SearchIndexable.ALL & ~SearchIndexable.ARC)
+public class TimeZoneDetectionSettings extends DashboardFragment {
+ private static final String TAG = "LTZDetectionSettings";
+
+ @Override
+ public int getMetricsCategory() {
+ return SettingsEnums.LOCATION_TIME_ZONE_DETECTION;
+ }
+
+ @Override
+ protected int getPreferenceScreenResId() {
+ return R.xml.location_time_zone_detection;
+ }
+
+ @Override
+ protected String getLogTag() {
+ return TAG;
+ }
+
+ @Override
+ protected List createPreferenceControllers(Context context) {
+ return buildPreferenceControllers(context);
+ }
+
+ private static List buildPreferenceControllers(Context context) {
+ final List controllers = new ArrayList<>();
+ controllers.add(new TimeZoneDetectionPreferenceController(context));
+ return controllers;
+ }
+
+ /**
+ * For Search.
+ */
+ public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+ new BaseSearchIndexProvider(R.xml.location_time_zone_detection) {
+
+ @Override
+ public List createPreferenceControllers(Context
+ context) {
+ return buildPreferenceControllers(context);
+ }
+ };
+}
diff --git a/tests/robotests/src/com/android/settings/location/LocationTimeZoneDetectionPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/location/LocationTimeZoneDetectionPreferenceControllerTest.java
new file mode 100644
index 00000000000..03e684b6aa3
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/location/LocationTimeZoneDetectionPreferenceControllerTest.java
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.location;
+
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_NOT_APPLICABLE;
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_NOT_SUPPORTED;
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_POSSESSED;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.app.time.TimeManager;
+import android.app.time.TimeZoneCapabilities;
+import android.app.time.TimeZoneCapabilitiesAndConfig;
+import android.app.time.TimeZoneConfiguration;
+import android.content.Context;
+import android.location.LocationManager;
+import android.os.UserHandle;
+
+import com.android.settings.R;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+public class LocationTimeZoneDetectionPreferenceControllerTest {
+ @Mock
+ private TimeManager mTimeManager;
+ @Mock
+ private LocationManager mLocationManager;
+ private Context mContext;
+ private LocationTimeZoneDetectionPreferenceController mController;
+
+ @Before
+ public void setUp() {
+ MockitoAnnotations.initMocks(this);
+ mContext = spy(RuntimeEnvironment.application);
+ when(mContext.getSystemService(TimeManager.class)).thenReturn(mTimeManager);
+ when(mContext.getSystemService(LocationManager.class)).thenReturn(mLocationManager);
+ mController = new LocationTimeZoneDetectionPreferenceController(mContext, "key");
+ }
+
+ @Test
+ public void testLocationTimeZoneDetection_supported_shouldBeShown() {
+ TimeZoneCapabilities capabilities =
+ createTimeZoneCapabilities(/* geoDetectionSupported= */ true);
+ TimeZoneConfiguration configuration = createTimeZoneConfig(/* geoDetectionEnabled= */ true);
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig =
+ new TimeZoneCapabilitiesAndConfig(capabilities, configuration);
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+
+ assertThat(mController.isAvailable()).isTrue();
+ }
+
+ @Test
+ public void testLocationTimeZoneDetection_unsupported_shouldNotBeShown() {
+ TimeZoneCapabilities capabilities =
+ createTimeZoneCapabilities(/* geoDetectionSupported= */ false);
+ TimeZoneConfiguration configuration = createTimeZoneConfig(/* geoDetectionEnabled= */ true);
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig =
+ new TimeZoneCapabilitiesAndConfig(capabilities, configuration);
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+
+ assertThat(mController.isAvailable()).isFalse();
+ }
+
+ /**
+ * Tests that the summary is set in just one of many cases. Exhaustive testing would be brittle.
+ */
+ @Test
+ public void testLocationTimeZoneDetection_summary_geoDetectionEnabled() {
+ TimeZoneCapabilities capabilities =
+ createTimeZoneCapabilities(/* geoDetectionSupported= */ true);
+ TimeZoneConfiguration configuration = createTimeZoneConfig(/* geoDetectionEnabled= */ true);
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig =
+ new TimeZoneCapabilitiesAndConfig(capabilities, configuration);
+
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+ assertThat(mController.getSummary()).isEqualTo(
+ mContext.getString(R.string.location_time_zone_detection_on));
+ }
+
+ private static TimeZoneCapabilities createTimeZoneCapabilities(boolean geoDetectionSupported) {
+ UserHandle arbitraryUserHandle = UserHandle.of(123);
+ int geoDetectionCapability =
+ geoDetectionSupported ? CAPABILITY_POSSESSED : CAPABILITY_NOT_SUPPORTED;
+ return new TimeZoneCapabilities.Builder(arbitraryUserHandle)
+ .setConfigureAutoDetectionEnabledCapability(CAPABILITY_POSSESSED)
+ .setConfigureGeoDetectionEnabledCapability(geoDetectionCapability)
+ .setSuggestManualTimeZoneCapability(CAPABILITY_NOT_APPLICABLE)
+ .build();
+ }
+
+ private static TimeZoneConfiguration createTimeZoneConfig(boolean geoDetectionEnabled) {
+ return new TimeZoneConfiguration.Builder()
+ .setAutoDetectionEnabled(true)
+ .setGeoDetectionEnabled(geoDetectionEnabled)
+ .build();
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/location/TimeZoneDetectionPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/location/TimeZoneDetectionPreferenceControllerTest.java
new file mode 100644
index 00000000000..de6be5618cc
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/location/TimeZoneDetectionPreferenceControllerTest.java
@@ -0,0 +1,174 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.location;
+
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_NOT_APPLICABLE;
+import static android.app.time.TimeZoneCapabilities.CAPABILITY_POSSESSED;
+
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.app.time.TimeManager;
+import android.app.time.TimeZoneCapabilities;
+import android.app.time.TimeZoneCapabilitiesAndConfig;
+import android.app.time.TimeZoneConfiguration;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.os.UserHandle;
+
+import androidx.preference.SwitchPreference;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+public class TimeZoneDetectionPreferenceControllerTest {
+
+ @Mock
+ private SwitchPreference mPreference;
+ @Mock
+ private TimeManager mTimeManager;
+
+ private Context mContext;
+ private ContentResolver mContentResolver;
+ private TimeZoneDetectionPreferenceController mController;
+
+ @Before
+ public void setUp() {
+ MockitoAnnotations.initMocks(this);
+ mContentResolver = RuntimeEnvironment.application.getContentResolver();
+ mContext = spy(RuntimeEnvironment.application);
+ when(mContext.getSystemService(TimeManager.class)).thenReturn(mTimeManager);
+
+ mController = new TimeZoneDetectionPreferenceController(mContext);
+ when(mPreference.getKey()).thenReturn(mController.getPreferenceKey());
+ }
+
+ @Test
+ public void updateState_locationDetectionEnabled_shouldCheckPreference() {
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig =
+ createTimeZoneCapabilitiesAndConfig(/* geoDetectionEnabled= */ true);
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+
+ mController.updateState(mPreference);
+
+ verify(mPreference).setChecked(true);
+ }
+
+ @Test
+ public void updateState_locationDetectionDisabled_shouldUncheckPreference() {
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig =
+ createTimeZoneCapabilitiesAndConfig(/* geoDetectionEnabled= */ false);
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+
+ mController.updateState(mPreference);
+
+ verify(mPreference).setChecked(false);
+ }
+
+ @Test
+ public void handlePreferenceTreeClick_unchecked_shouldDisableGeoDetection() {
+ // getTimeZoneCapabilitiesAndConfig() is called after updateTimeZoneConfiguration() to
+ // obtain the new state.
+ boolean postUpdateResponseValue = false;
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig = createTimeZoneCapabilitiesAndConfig(
+ /* geoDetectionEnabled= */postUpdateResponseValue);
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+
+ // Simulate the UI being clicked.
+ boolean preferenceCheckedState = false;
+ when(mPreference.isChecked()).thenReturn(preferenceCheckedState);
+ mController.handlePreferenceTreeClick(mPreference);
+
+ // Verify the TimeManager was updated with the UI value.
+ TimeZoneConfiguration expectedConfiguration = new TimeZoneConfiguration.Builder()
+ .setGeoDetectionEnabled(preferenceCheckedState)
+ .build();
+ verify(mTimeManager).updateTimeZoneConfiguration(expectedConfiguration);
+
+ // Confirm the UI state was reset using the getTimeZoneCapabilitiesAndConfig() response.
+ verify(mPreference).setChecked(postUpdateResponseValue);
+ }
+
+ @Test
+ public void handlePreferenceTreeClick_checked_shouldEnableGeoDetection() {
+ // getTimeZoneCapabilitiesAndConfig() is called after updateTimeZoneConfiguration() to
+ // obtain the new state.
+ boolean postUpdateResponseValue = true;
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig = createTimeZoneCapabilitiesAndConfig(
+ /* geoDetectionEnabled= */ postUpdateResponseValue);
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+
+ // Simulate the UI being clicked.
+ boolean preferenceCheckedState = true;
+ when(mPreference.isChecked()).thenReturn(preferenceCheckedState);
+ mController.handlePreferenceTreeClick(mPreference);
+
+ // Verify the TimeManager was updated with the UI value.
+ TimeZoneConfiguration expectedConfiguration = new TimeZoneConfiguration.Builder()
+ .setGeoDetectionEnabled(preferenceCheckedState)
+ .build();
+ verify(mTimeManager).updateTimeZoneConfiguration(expectedConfiguration);
+
+ // Confirm the UI state was reset using the getTimeZoneCapabilitiesAndConfig() response.
+ verify(mPreference).setChecked(postUpdateResponseValue);
+ }
+
+ @Test
+ public void handlePreferenceTreeClick_checked_shouldEnableGeoDetection_updateRefused() {
+ // getTimeZoneCapabilitiesAndConfig() is called after updateTimeZoneConfiguration() to
+ // obtain the new state.
+ boolean postUpdateResponseValue = false;
+ TimeZoneCapabilitiesAndConfig capabilitiesAndConfig = createTimeZoneCapabilitiesAndConfig(
+ /* geoDetectionEnabled= */ postUpdateResponseValue);
+ when(mTimeManager.getTimeZoneCapabilitiesAndConfig()).thenReturn(capabilitiesAndConfig);
+
+ // Simulate the UI being clicked.
+ boolean preferenceCheckedState = true;
+ when(mPreference.isChecked()).thenReturn(preferenceCheckedState);
+ mController.handlePreferenceTreeClick(mPreference);
+
+ // Verify the TimeManager was updated with the UI value.
+ TimeZoneConfiguration expectedConfiguration = new TimeZoneConfiguration.Builder()
+ .setGeoDetectionEnabled(preferenceCheckedState)
+ .build();
+ verify(mTimeManager).updateTimeZoneConfiguration(expectedConfiguration);
+
+ // Confirm the UI state was reset using the getTimeZoneCapabilitiesAndConfig() response.
+ verify(mPreference).setChecked(postUpdateResponseValue);
+ }
+
+ private static TimeZoneCapabilitiesAndConfig createTimeZoneCapabilitiesAndConfig(
+ boolean geoDetectionEnabled) {
+ UserHandle arbitraryUserHandle = UserHandle.of(123);
+ TimeZoneCapabilities capabilities = new TimeZoneCapabilities.Builder(arbitraryUserHandle)
+ .setConfigureAutoDetectionEnabledCapability(CAPABILITY_POSSESSED)
+ .setConfigureGeoDetectionEnabledCapability(CAPABILITY_POSSESSED)
+ .setSuggestManualTimeZoneCapability(CAPABILITY_NOT_APPLICABLE)
+ .build();
+ TimeZoneConfiguration configuration = new TimeZoneConfiguration.Builder()
+ .setAutoDetectionEnabled(true)
+ .setGeoDetectionEnabled(geoDetectionEnabled)
+ .build();
+ return new TimeZoneCapabilitiesAndConfig(capabilities, configuration);
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/location/TimeZoneDetectionSettingsTest.java b/tests/robotests/src/com/android/settings/location/TimeZoneDetectionSettingsTest.java
new file mode 100644
index 00000000000..a8104bd73b4
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/location/TimeZoneDetectionSettingsTest.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.location;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+import android.provider.SearchIndexableResource;
+
+import com.android.settings.R;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+import java.util.List;
+
+@RunWith(RobolectricTestRunner.class)
+public class TimeZoneDetectionSettingsTest {
+
+ private Context mContext;
+
+ @Before
+ public void setUp() {
+ mContext = RuntimeEnvironment.application;
+ }
+
+ @Test
+ public void searchProvider_shouldIndexDefaultXml() {
+ final List sir =
+ TimeZoneDetectionSettings.SEARCH_INDEX_DATA_PROVIDER.getXmlResourcesToIndex(
+ mContext, /* enabled= */ true);
+
+ assertThat(sir).hasSize(1);
+ assertThat(sir.get(0).xmlResId).isEqualTo(R.xml.location_time_zone_detection);
+ }
+}