Combine Language & region and Input & gestures in System settings.

Merge preferences into one page, and update test.

Bug: 34976047
Test: make RunSettingsRoboTests
Change-Id: I5f15192e42f6054c02d4c8ffa9f25db3075da409
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 4b8ee88..6d94366 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -3187,8 +3187,8 @@
         </activity>
 
         <!-- Alias for IME & Language in new IA. Should merge into TargetActivity when launch -->
-        <activity android:name=".Settings$LanguageAndRegionSettingsActivity"
-                  android:label="@string/language_and_region_settings_title"
+        <activity android:name=".Settings$LanguageAndInputSettingsActivity"
+                  android:label="@string/language_keyboard_settings_title"
                   android:icon="@drawable/ic_settings_language">
             <intent-filter android:priority="260">
                 <action android:name="com.android.settings.action.SETTINGS"/>
@@ -3196,27 +3196,12 @@
             <meta-data android:name="com.android.settings.category"
                        android:value="com.android.settings.category.ia.system"/>
             <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
-                       android:value="com.android.settings.language.LanguageAndRegionSettings"/>
+                       android:value="com.android.settings.language.LanguageAndInputSettings"/>
             <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
                        android:value="true"/>
             <!-- Inherit intent-filter from LanguageSettingsActivity -->
         </activity>
 
-        <activity android:name=".Settings$InputAndGestureSettingsActivity"
-                  android:label="@string/input_gesture_settings_title"
-                  android:icon="@drawable/ic_settings_language">
-            <intent-filter android:priority="255">
-                <action android:name="com.android.settings.action.SETTINGS" />
-            </intent-filter>
-            <meta-data android:name="com.android.settings.category"
-                       android:value="com.android.settings.category.ia.system" />
-            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
-                       android:value="com.android.settings.inputmethod.InputAndGestureSettings" />
-            <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
-                       android:value="true" />
-            <!-- Inherit intent-filter from LanguageSettingsActivity -->
-        </activity>
-
         <!-- Alias for Date & Time in new IA. Should merge into TargetActivity when launch -->
         <activity-alias android:name="DateTimeDashboardAlias"
                         android:targetActivity="Settings$DateTimeSettingsActivity">
@@ -3267,6 +3252,8 @@
                        android:value="com.android.settings.category.ia.system" />
             <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
                        android:value="com.android.settings.DeviceInfoSettings" />
+            <meta-data android:name="com.android.settings.title"
+                android:resource="@string/about_settings" />
             <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
                        android:value="true" />
         </activity-alias>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index da10faf..6bbc87a 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -3720,10 +3720,6 @@
     <string name="language_settings">Languages&#160;&amp; input</string>
     <!-- Title of Languages & input settings screen -->
     <string name="language_keyboard_settings_title">Languages&#160;&amp; input</string>
-    <!-- Title of Languages & region settings screen -->
-    <string name="language_and_region_settings_title">Languages&#160;&amp; region</string>
-    <!-- Title of Input & gesture settings screen -->
-    <string name="input_gesture_settings_title">Input&#160;&amp; gestures</string>
     <!-- On Languages & input settings screen, heading. Inside the "Languages & input settings" screen, this is the header for settings that relate to keyboard (enable/disable each keyboard, settings for each keyboard). -->
     <string name="keyboard_settings_category">Keyboard &amp; input methods</string>
     <!-- On Text & language settings screen, setting option name. title of the setting to take the user to a screen to select the locale. -->
diff --git a/res/xml/input_and_gesture.xml b/res/xml/language_and_input.xml
similarity index 71%
rename from res/xml/input_and_gesture.xml
rename to res/xml/language_and_input.xml
index 9abc797..5beb71c 100644
--- a/res/xml/input_and_gesture.xml
+++ b/res/xml/language_and_input.xml
@@ -17,7 +17,12 @@
 
 <PreferenceScreen
     xmlns:android="http://schemas.android.com/apk/res/android"
-    android:title="@string/input_gesture_settings_title">
+    android:title="@string/language_keyboard_settings_title" >
+
+    <Preference
+        android:key="phone_language"
+        android:title="@string/phone_language"
+        android:fragment="com.android.settings.localepicker.LocaleListEditor"/>
 
     <PreferenceCategory
         android:title="@string/keyboard_and_input_methods_category">
@@ -29,6 +34,20 @@
             android:fragment="com.android.settings.inputmethod.PhysicalKeyboardFragment"/>
     </PreferenceCategory>
 
+    <!-- Spell checker preference title, summary and fragment will be set programmatically. -->
+    <!-- Note: Mark this as persistent="false" to remove unnecessarily saved shared preference.
+         See: InputMethodAndSubtypeUtil.removeUnnecessaryNonPersistentPreference. -->
+    <Preference
+        android:key="spellcheckers_settings"
+        android:title="@string/spellcheckers_settings_title"
+        android:persistent="false"
+        android:fragment="com.android.settings.inputmethod.SpellCheckersSettings"/>
+
+    <!-- User dictionary preference title and fragment will be set programmatically. -->
+    <Preference
+        android:key="key_user_dictionary_settings"
+        android:title="@string/user_dict_settings_title"/>
+
     <PreferenceCategory
         android:key="gesture_settings_category"
         android:title="@string/gesture_preference_title">
@@ -71,6 +90,18 @@
 
     </PreferenceCategory>
 
+    <!-- TTS -->
+    <PreferenceCategory
+        android:key="voice_category"
+        android:title="@string/voice_category">
+
+        <Preference
+            android:key="tts_settings"
+            android:title="@string/tts_settings_title"
+            android:fragment="com.android.settings.tts.TextToSpeechSettings"/>
+
+    </PreferenceCategory>
+
     <PreferenceCategory
         android:key="game_controller_settings_category"
         android:title="@string/game_controller_settings_category">
diff --git a/res/xml/language_and_region.xml b/res/xml/language_and_region.xml
deleted file mode 100644
index faf0ecd..0000000
--- a/res/xml/language_and_region.xml
+++ /dev/null
@@ -1,51 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  Copyright (C) 2016 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.
-  -->
-
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <Preference
-        android:key="phone_language"
-        android:title="@string/phone_language"
-        android:fragment="com.android.settings.localepicker.LocaleListEditor"/>
-
-    <!-- Spell checker preference title, summary and fragment will be set programmatically. -->
-    <!-- Note: Mark this as persistent="false" to remove unnecessarily saved shared preference.
-         See: InputMethodAndSubtypeUtil.removeUnnecessaryNonPersistentPreference. -->
-    <Preference
-        android:key="spellcheckers_settings"
-        android:title="@string/spellcheckers_settings_title"
-        android:persistent="false"
-        android:fragment="com.android.settings.inputmethod.SpellCheckersSettings"/>
-
-    <!-- User dictionary preference title and fragment will be set programmatically. -->
-    <Preference
-        android:key="key_user_dictionary_settings"
-        android:title="@string/user_dict_settings_title"/>
-
-    <!-- TTS -->
-    <PreferenceCategory
-        android:key="voice_category"
-        android:title="@string/voice_category">
-
-        <Preference
-            android:key="tts_settings"
-            android:title="@string/tts_settings_title"
-            android:fragment="com.android.settings.tts.TextToSpeechSettings"/>
-
-    </PreferenceCategory>
-
-</PreferenceScreen>
\ No newline at end of file
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index dfa291c..e669454 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -41,14 +41,13 @@
     public static class WifiSettingsActivity extends SettingsActivity { /* empty */ }
     public static class WifiP2pSettingsActivity extends SettingsActivity { /* empty */ }
     public static class InputMethodAndLanguageSettingsActivity extends SettingsActivity { /* empty */ }
-    public static class InputAndGestureSettingsActivity extends SettingsActivity { /* empty */ }
     public static class AvailableVirtualKeyboardActivity extends SettingsActivity { /* empty */ }
     public static class KeyboardLayoutPickerActivity extends SettingsActivity { /* empty */ }
     public static class PhysicalKeyboardActivity extends SettingsActivity { /* empty */ }
     public static class InputMethodAndSubtypeEnablerActivity extends SettingsActivity { /* empty */ }
     public static class SpellCheckersSettingsActivity extends SettingsActivity { /* empty */ }
     public static class LocalePickerActivity extends SettingsActivity { /* empty */ }
-    public static class LanguageAndRegionSettingsActivity extends SettingsActivity { /* empty */ }
+    public static class LanguageAndInputSettingsActivity extends SettingsActivity { /* empty */ }
     public static class UserDictionarySettingsActivity extends SettingsActivity { /* empty */ }
     public static class DisplaySettingsActivity extends SettingsActivity { /* empty */ }
     public static class NightDisplaySettingsActivity extends SettingsActivity { /* empty */ }
diff --git a/src/com/android/settings/core/gateway/SettingsGateway.java b/src/com/android/settings/core/gateway/SettingsGateway.java
index 818e45f..6136bbf 100644
--- a/src/com/android/settings/core/gateway/SettingsGateway.java
+++ b/src/com/android/settings/core/gateway/SettingsGateway.java
@@ -88,13 +88,12 @@
 import com.android.settings.gestures.PickupGestureSettings;
 import com.android.settings.gestures.SwipeToNotificationSettings;
 import com.android.settings.inputmethod.AvailableVirtualKeyboardFragment;
-import com.android.settings.inputmethod.InputAndGestureSettings;
 import com.android.settings.inputmethod.InputMethodAndLanguageSettings;
 import com.android.settings.inputmethod.KeyboardLayoutPickerFragment;
 import com.android.settings.inputmethod.PhysicalKeyboardFragment;
 import com.android.settings.inputmethod.SpellCheckersSettings;
 import com.android.settings.inputmethod.UserDictionaryList;
-import com.android.settings.language.LanguageAndRegionSettings;
+import com.android.settings.language.LanguageAndInputSettings;
 import com.android.settings.localepicker.LocaleListEditor;
 import com.android.settings.location.LocationSettings;
 import com.android.settings.network.NetworkDashboardFragment;
@@ -149,8 +148,7 @@
             LocaleListEditor.class.getName(),
             InputMethodAndLanguageSettings.class.getName(),
             AvailableVirtualKeyboardFragment.class.getName(),
-            InputAndGestureSettings.class.getName(),
-            LanguageAndRegionSettings.class.getName(),
+            LanguageAndInputSettings.class.getName(),
             SpellCheckersSettings.class.getName(),
             UserDictionaryList.class.getName(),
             UserDictionarySettings.class.getName(),
@@ -299,8 +297,7 @@
             // Home page > Security
             "com.android.settings.LocationDashboardAlias",
             // Home page > System
-            Settings.LanguageAndRegionSettingsActivity.class.getName(),
-            Settings.InputAndGestureSettingsActivity.class.getName(),
+            Settings.LanguageAndInputSettingsActivity.class.getName(),
             "com.android.settings.DateTimeDashboardAlias",
             "com.android.settings.AccessibilityDashboardAlias",
             "com.android.settings.AboutDeviceDashboardAlias",
diff --git a/src/com/android/settings/dashboard/DashboardFragmentRegistry.java b/src/com/android/settings/dashboard/DashboardFragmentRegistry.java
index a315836..4d0b8cf 100644
--- a/src/com/android/settings/dashboard/DashboardFragmentRegistry.java
+++ b/src/com/android/settings/dashboard/DashboardFragmentRegistry.java
@@ -28,9 +28,8 @@
 import com.android.settings.connecteddevice.ConnectedDeviceDashboardFragment;
 import com.android.settings.deviceinfo.StorageDashboardFragment;
 import com.android.settings.fuelgauge.PowerUsageSummary;
-import com.android.settings.inputmethod.InputAndGestureSettings;
 import com.android.settings.inputmethod.InputMethodAndLanguageSettings;
-import com.android.settings.language.LanguageAndRegionSettings;
+import com.android.settings.language.LanguageAndInputSettings;
 import com.android.settings.network.NetworkDashboardFragment;
 import com.android.settings.notification.SoundSettings;
 import com.android.settings.system.SystemDashboardFragment;
@@ -81,11 +80,9 @@
                 CategoryKey.CATEGORY_ACCOUNT);
         PARENT_TO_CATEGORY_KEY_MAP.put(
                 SystemDashboardFragment.class.getName(), CategoryKey.CATEGORY_SYSTEM);
-        PARENT_TO_CATEGORY_KEY_MAP.put(
-                InputAndGestureSettings.class.getName(), CategoryKey.CATEGORY_SYSTEM_INPUT);
         PARENT_TO_CATEGORY_KEY_MAP.put(InputMethodAndLanguageSettings.class.getName(),
                 CategoryKey.CATEGORY_SYSTEM_LANGUAGE);
-        PARENT_TO_CATEGORY_KEY_MAP.put(LanguageAndRegionSettings.class.getName(),
+        PARENT_TO_CATEGORY_KEY_MAP.put(LanguageAndInputSettings.class.getName(),
                 CategoryKey.CATEGORY_SYSTEM_LANGUAGE);
         PARENT_TO_CATEGORY_KEY_MAP.put(DevelopmentSettings.class.getName(),
                 CategoryKey.CATEGORY_SYSTEM_DEVELOPMENT);
diff --git a/src/com/android/settings/inputmethod/InputAndGestureSettings.java b/src/com/android/settings/language/LanguageAndInputSettings.java
similarity index 79%
rename from src/com/android/settings/inputmethod/InputAndGestureSettings.java
rename to src/com/android/settings/language/LanguageAndInputSettings.java
index 5b2c51a..4f82eb8 100644
--- a/src/com/android/settings/inputmethod/InputAndGestureSettings.java
+++ b/src/com/android/settings/language/LanguageAndInputSettings.java
@@ -14,11 +14,12 @@
  * limitations under the License.
  */
 
-package com.android.settings.inputmethod;
+package com.android.settings.language;
 
 import android.content.Context;
 import android.os.UserHandle;
 import android.provider.SearchIndexableResource;
+import android.speech.tts.TtsEngines;
 import android.support.annotation.VisibleForTesting;
 
 import com.android.internal.hardware.AmbientDisplayConfiguration;
@@ -31,6 +32,8 @@
 import com.android.settings.gestures.DoubleTapScreenPreferenceController;
 import com.android.settings.gestures.DoubleTwistPreferenceController;
 import com.android.settings.gestures.PickupGesturePreferenceController;
+import com.android.settings.inputmethod.GameControllerPreferenceController;
+import com.android.settings.inputmethod.SpellCheckerPreferenceController;
 import com.android.settings.gestures.SwipeToNotificationPreferenceController;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.BaseSearchIndexProvider;
@@ -39,15 +42,15 @@
 import java.util.Arrays;
 import java.util.List;
 
-public class InputAndGestureSettings extends DashboardFragment {
+public class LanguageAndInputSettings extends DashboardFragment {
 
-    private static final String TAG = "InputAndGestureSettings";
+    private static final String TAG = "LangAndInputSettings";
 
     private AmbientDisplayConfiguration mAmbientDisplayConfig;
 
     @Override
     public int getMetricsCategory() {
-        return MetricsProto.MetricsEvent.SETTINGS_INPUT_CATEGORY;
+        return MetricsProto.MetricsEvent.SETTINGS_LANGUAGE_CATEGORY;
     }
 
     @Override
@@ -56,13 +59,26 @@
     }
 
     @Override
+    public void onAttach(Context context) {
+        super.onAttach(context);
+        mProgressiveDisclosureMixin.setTileLimit(2);
+    }
+
+    @Override
     protected int getPreferenceScreenResId() {
-        return R.xml.input_and_gesture;
+        return R.xml.language_and_input;
     }
 
     @Override
     protected List<PreferenceController> getPreferenceControllers(Context context) {
         final Lifecycle lifecycle = getLifecycle();
+        final List<PreferenceController> controllers = new ArrayList<>();
+        // Language
+        controllers.add(new PhoneLanguagePreferenceController(context));
+        controllers.add(new SpellCheckerPreferenceController(context));
+        controllers.add(new UserDictionaryPreferenceController(context));
+        controllers.add(new TtsPreferenceController(context, new TtsEngines(context)));
+        // Input
         final GameControllerPreferenceController gameControllerPreferenceController
                 = new GameControllerPreferenceController(context);
         getLifecycle().addObserver(gameControllerPreferenceController);
@@ -70,7 +86,6 @@
         if (mAmbientDisplayConfig == null) {
             mAmbientDisplayConfig = new AmbientDisplayConfiguration(context);
         }
-        final List<PreferenceController> controllers = new ArrayList<>();
         controllers.add(gameControllerPreferenceController);
         // Gestures
 
@@ -99,7 +114,7 @@
                         return null;
                     }
                     final SearchIndexableResource sir = new SearchIndexableResource(context);
-                    sir.xmlResId = R.xml.input_and_gesture;
+                    sir.xmlResId = R.xml.language_and_input;
                     return Arrays.asList(sir);
                 }
             };
diff --git a/src/com/android/settings/language/LanguageAndRegionSettings.java b/src/com/android/settings/language/LanguageAndRegionSettings.java
deleted file mode 100644
index 649b2ff..0000000
--- a/src/com/android/settings/language/LanguageAndRegionSettings.java
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright (C) 2016 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.language;
-
-import android.content.Context;
-import android.speech.tts.TtsEngines;
-
-import com.android.internal.logging.nano.MetricsProto;
-import com.android.settings.R;
-import com.android.settings.core.PreferenceController;
-import com.android.settings.dashboard.DashboardFragment;
-import com.android.settings.inputmethod.SpellCheckerPreferenceController;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class LanguageAndRegionSettings extends DashboardFragment {
-
-    private static final String TAG = "LangAndRegionSettings";
-
-    @Override
-    public int getMetricsCategory() {
-        return MetricsProto.MetricsEvent.SETTINGS_LANGUAGE_CATEGORY;
-    }
-
-    @Override
-    protected String getLogTag() {
-        return TAG;
-    }
-
-    @Override
-    protected int getPreferenceScreenResId() {
-        return R.xml.language_and_region;
-    }
-
-    @Override
-    protected List<PreferenceController> getPreferenceControllers(Context context) {
-        final List<PreferenceController> controllers = new ArrayList<>();
-        controllers.add(new PhoneLanguagePreferenceController(context));
-        controllers.add(new SpellCheckerPreferenceController(context));
-        controllers.add(new UserDictionaryPreferenceController(context));
-        controllers.add(new TtsPreferenceController(context, new TtsEngines(context)));
-        return controllers;
-    }
-
-}
diff --git a/src/com/android/settings/search/SearchIndexableResources.java b/src/com/android/settings/search/SearchIndexableResources.java
index cbbc0b5..68a50f0 100644
--- a/src/com/android/settings/search/SearchIndexableResources.java
+++ b/src/com/android/settings/search/SearchIndexableResources.java
@@ -56,10 +56,10 @@
 import com.android.settings.gestures.PickupGestureSettings;
 import com.android.settings.gestures.SwipeToNotificationSettings;
 import com.android.settings.inputmethod.AvailableVirtualKeyboardFragment;
-import com.android.settings.inputmethod.InputAndGestureSettings;
 import com.android.settings.inputmethod.InputMethodAndLanguageSettings;
 import com.android.settings.inputmethod.PhysicalKeyboardFragment;
 import com.android.settings.inputmethod.VirtualKeyboardFragment;
+import com.android.settings.language.LanguageAndInputSettings;
 import com.android.settings.location.LocationSettings;
 import com.android.settings.location.ScanningSettings;
 import com.android.settings.network.NetworkDashboardFragment;
@@ -140,7 +140,7 @@
         addIndex(DoubleTwistGestureSettings.class, NO_DATA_RES_ID, R.drawable.ic_settings_gestures);
         addIndex(SwipeToNotificationSettings.class, NO_DATA_RES_ID,
                 R.drawable.ic_settings_gestures);
-        addIndex(InputAndGestureSettings.class, NO_DATA_RES_ID, R.drawable.ic_settings_language);
+        addIndex(LanguageAndInputSettings.class, NO_DATA_RES_ID, R.drawable.ic_settings_language);
         addIndex(LocationSettings.class, R.xml.location_settings, R.drawable.ic_settings_location);
         addIndex(ScanningSettings.class, R.xml.location_scanning, R.drawable.ic_settings_location);
         addIndex(SecuritySettings.class, NO_DATA_RES_ID, R.drawable.ic_settings_security);
diff --git a/tests/robotests/src/com/android/settings/inputmethod/InputAndGestureSettingsTest.java b/tests/robotests/src/com/android/settings/language/LanguageAndInputSettingsTest.java
similarity index 84%
rename from tests/robotests/src/com/android/settings/inputmethod/InputAndGestureSettingsTest.java
rename to tests/robotests/src/com/android/settings/language/LanguageAndInputSettingsTest.java
index ce8ed1c..f693fd3 100644
--- a/tests/robotests/src/com/android/settings/inputmethod/InputAndGestureSettingsTest.java
+++ b/tests/robotests/src/com/android/settings/language/LanguageAndInputSettingsTest.java
@@ -14,10 +14,11 @@
  * limitations under the License.
  */
 
-package com.android.settings.inputmethod;
+package com.android.settings.language;
 
 import android.content.Context;
 import android.hardware.input.InputManager;
+import android.view.textservice.TextServicesManager;
 
 import com.android.internal.hardware.AmbientDisplayConfiguration;
 import com.android.settings.R;
@@ -46,7 +47,7 @@
 
 @RunWith(SettingsRobolectricTestRunner.class)
 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
-public class InputAndGestureSettingsTest {
+public class LanguageAndInputSettingsTest {
 
     @Mock(answer = Answers.RETURNS_DEEP_STUBS)
     private Context mContext;
@@ -56,12 +57,14 @@
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         when(mContext.getSystemService(Context.INPUT_SERVICE)).thenReturn(mock(InputManager.class));
+        when(mContext.getSystemService(Context.TEXT_SERVICES_MANAGER_SERVICE))
+            .thenReturn(mock(TextServicesManager.class));
         mFragment = new TestFragment(mContext);
     }
 
     @Test
     public void testGetPreferenceScreenResId() {
-        assertThat(mFragment.getPreferenceScreenResId()).isEqualTo(R.xml.input_and_gesture);
+        assertThat(mFragment.getPreferenceScreenResId()).isEqualTo(R.xml.language_and_input);
     }
 
     @Test
@@ -77,10 +80,17 @@
                 .addObserver(any(LifecycleObserver.class));
     }
 
+    @Test
+    public void testGetPreferenceControllers_shouldAllBeCreated() {
+        final List<PreferenceController> controllers = mFragment.getPreferenceControllers(mContext);
+
+        assertThat(controllers.isEmpty()).isFalse();
+    }
+
     /**
      * Test fragment to expose lifecycle and context so we can verify behavior for observables.
      */
-    public static class TestFragment extends InputAndGestureSettings {
+    public static class TestFragment extends LanguageAndInputSettings {
 
         private Lifecycle mLifecycle;
         private Context mContext;
diff --git a/tests/robotests/src/com/android/settings/language/LanguageAndRegionSettingsTest.java b/tests/robotests/src/com/android/settings/language/LanguageAndRegionSettingsTest.java
deleted file mode 100644
index 7efdc9d..0000000
--- a/tests/robotests/src/com/android/settings/language/LanguageAndRegionSettingsTest.java
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * Copyright (C) 2016 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.language;
-
-import android.content.Context;
-import android.view.textservice.TextServicesManager;
-
-import com.android.settings.R;
-import com.android.settings.SettingsRobolectricTestRunner;
-import com.android.settings.TestConfig;
-import com.android.settings.core.PreferenceController;
-
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Answers;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
-import org.robolectric.annotation.Config;
-
-import java.util.List;
-
-import static com.google.common.truth.Truth.assertThat;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.when;
-
-@RunWith(SettingsRobolectricTestRunner.class)
-@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
-public class LanguageAndRegionSettingsTest {
-
-    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
-    private Context mContext;
-    private TestFragment mFragment;
-
-    @Before
-    public void setUp() {
-        MockitoAnnotations.initMocks(this);
-        when(mContext.getSystemService(Context.TEXT_SERVICES_MANAGER_SERVICE))
-                .thenReturn(mock(TextServicesManager.class));
-        mFragment = new TestFragment(mContext);
-    }
-
-    @Test
-    public void testGetPreferenceScreenResId() {
-        assertThat(mFragment.getPreferenceScreenResId()).isEqualTo(R.xml.language_and_region);
-    }
-
-    @Test
-    public void testGetPreferenceControllers_shouldAllBeCreated() {
-        final List<PreferenceController> controllers = mFragment.getPreferenceControllers(mContext);
-
-        assertThat(controllers.isEmpty()).isFalse();
-    }
-
-    public static class TestFragment extends LanguageAndRegionSettings {
-
-        private Context mContext;
-
-        public TestFragment(Context context) {
-            mContext = context;
-        }
-
-        @Override
-        public Context getContext() {
-            return mContext;
-        }
-    }
-
-}