Add boolean flags to show/hide top-most settings.

Bug: None
Test: RunSettingsRoboTests
Change-Id: Ib576f5979feda0fa7f573915acffc5065d40095c

res/values/bools.xml

@@ -168,6 +168,15 @@
     <!-- Whether device_model should be shown or not. -->
     <bool name="config_show_device_model">true</bool>
 
+    <!-- Whether top_level_battery should be shown or not. -->
+    <bool name="config_show_top_level_battery">true</bool>
+
+    <!-- Whether top_level_connected_devices should be shown or not. -->
+    <bool name="config_show_top_level_connected_devices">true</bool>
+
+    <!-- Whether top_level_display should be shown or not. -->
+    <bool name="config_show_top_level_display">true</bool>
+
     <!-- Whether wifi_ip_address should be shown or not. -->
     <bool name="config_show_wifi_ip_address">true</bool>
 

src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceController.java

@@ -19,6 +19,7 @@ package com.android.settings.connecteddevice;
 import android.content.Context;
 
 import com.android.settings.core.BasePreferenceController;
+import com.android.settings.R;
 
 public class TopLevelConnectedDevicesPreferenceController extends BasePreferenceController {
 
@@ -29,7 +30,9 @@ public class TopLevelConnectedDevicesPreferenceController extends BasePreference
 
     @Override
     public int getAvailabilityStatus() {
-        return AVAILABLE_UNSEARCHABLE;
+        return mContext.getResources().getBoolean(R.bool.config_show_top_level_connected_devices)
+        ? AVAILABLE_UNSEARCHABLE
+        : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override

src/com/android/settings/display/TopLevelDisplayPreferenceController.java

@@ -29,7 +29,9 @@ public class TopLevelDisplayPreferenceController extends BasePreferenceControlle
 
     @Override
     public int getAvailabilityStatus() {
-        return AVAILABLE;
+        return mContext.getResources().getBoolean(R.bool.config_show_top_level_display)
+        ? AVAILABLE
+        : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override

src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java

@@ -48,7 +48,9 @@ public class TopLevelBatteryPreferenceController extends BasePreferenceControlle
 
     @Override
     public int getAvailabilityStatus() {
-        return AVAILABLE_UNSEARCHABLE;
+        return mContext.getResources().getBoolean(R.bool.config_show_top_level_battery)
+        ? AVAILABLE_UNSEARCHABLE
+        : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override

tests/robotests/res/values-mcc999/config.xml

@@ -58,6 +58,9 @@
     <bool name="config_show_system_update_settings">false</bool>
     <bool name="config_wifi_support_connected_mac_randomization">false</bool>
     <bool name="config_show_device_model">false</bool>
+    <bool name="config_show_top_level_battery">false</bool>
+    <bool name="config_show_top_level_connected_devices">false</bool>
+    <bool name="config_show_top_level_display">false</bool>
     <bool name="config_show_wifi_ip_address">false</bool>
     <bool name="config_show_wifi_mac_address">false</bool>
     <bool name="config_disable_uninstall_update">true</bool>

tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java

@@ -16,6 +16,9 @@
 
 package com.android.settings.connecteddevice;
 
+import static com.android.settings.core.BasePreferenceController.AVAILABLE_UNSEARCHABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import android.content.Context;
@@ -43,6 +46,17 @@ public class TopLevelConnectedDevicesPreferenceControllerTest {
         mController = new TopLevelConnectedDevicesPreferenceController(mContext, "test_key");
     }
 
+    @Test
+    public void getAvailibilityStatus_availableByDefault() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE_UNSEARCHABLE);
+    }
+
+    @Test
+    @Config(qualifiers = "mcc999")
+    public void getAvailabilityStatus_unsupportedWhenSet() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
     @Test
     @Config(shadows = ShadowAdvancedConnectedDeviceController.class)
     public void getSummary_shouldCallAdvancedConnectedDeviceController() {

tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java

@@ -17,12 +17,14 @@
 package com.android.settings.display;
 
 import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
 
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
@@ -40,11 +42,13 @@ import org.mockito.MockitoAnnotations;
 
 import java.util.ArrayList;
 import java.util.List;
+
+import org.robolectric.annotation.Config;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
 
 @RunWith(RobolectricTestRunner.class)
 public class TopLevelDisplayPreferenceControllerTest {
-    @Mock
     private Context mContext;
     @Mock
     private PackageManager mPackageManager;
@@ -54,6 +58,7 @@ public class TopLevelDisplayPreferenceControllerTest {
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
+        mContext = spy(RuntimeEnvironment.application);
         when(mContext.getPackageManager()).thenReturn(mPackageManager);
         when(mContext.getString(R.string.config_wallpaper_picker_package)).thenReturn("pkg");
         when(mContext.getString(R.string.config_wallpaper_picker_class)).thenReturn("cls");
@@ -62,10 +67,16 @@ public class TopLevelDisplayPreferenceControllerTest {
     }
 
     @Test
-    public void getAvailability_alwaysAvailable() {
+    public void getAvailibilityStatus_availableByDefault() {
         assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
     }
 
+    @Test
+    @Config(qualifiers = "mcc999")
+    public void getAvailabilityStatus_unsupportedWhenSet() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
     @Test
     public void getSummary_hasWallpaper_shouldReturnWallpaperSummary() {
         final List<ResolveInfo> resolveInfos = new ArrayList<>();

tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java

@@ -16,6 +16,8 @@
 
 package com.android.settings.fuelgauge;
 
+import static com.android.settings.core.BasePreferenceController.AVAILABLE_UNSEARCHABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
 import static com.android.settings.fuelgauge.TopLevelBatteryPreferenceController.getDashboardLabel;
 
 import static com.google.common.truth.Truth.assertThat;
@@ -25,17 +27,30 @@ import android.content.Context;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.robolectric.annotation.Config;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 
 @RunWith(RobolectricTestRunner.class)
 public class TopLevelBatteryPreferenceControllerTest {
-
     private Context mContext;
+    private TopLevelBatteryPreferenceController mController;
 
     @Before
     public void setUp() {
         mContext = RuntimeEnvironment.application;
+        mController = new TopLevelBatteryPreferenceController(mContext, "test_key");
+    }
+
+    @Test
+    public void getAvailibilityStatus_availableByDefault() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE_UNSEARCHABLE);
+    }
+
+    @Test
+    @Config(qualifiers = "mcc999")
+    public void getAvailabilityStatus_unsupportedWhenSet() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
     }
 
     @Test