Add ability to show/hide airplane toggle.

This introduces a new boolean flag:
config_show_toggle_airplane

Which when set to false, will hide the airplane mode toggle in network &
internet.

Bug: 69813881
Test: make RunSettingsRoboTests
ROBOTEST_FILTER=AirplaneModePreferenceControllerTest

Change-Id: I2cf682bf78231040eba5573fbcb55a65be2a13df
diff --git a/res/values/bools.xml b/res/values/bools.xml
index e733d5f..4469cc4 100644
--- a/res/values/bools.xml
+++ b/res/values/bools.xml
@@ -54,6 +54,9 @@
     surface in search results or not.-->
     <bool name="config_show_wifi_settings">true</bool>
 
+    <!-- Whether toggle_airplane is available or not. -->
+    <bool name="config_show_toggle_airplane">true</bool>
+
     <!-- Whether location mode is available or not. -->
     <bool name="config_location_mode_available">true</bool>
 
diff --git a/src/com/android/settings/network/AirplaneModePreferenceController.java b/src/com/android/settings/network/AirplaneModePreferenceController.java
index d86f7f7..17cf211 100644
--- a/src/com/android/settings/network/AirplaneModePreferenceController.java
+++ b/src/com/android/settings/network/AirplaneModePreferenceController.java
@@ -30,6 +30,7 @@
 import com.android.settings.core.PreferenceControllerMixin;
 import com.android.settings.core.instrumentation.MetricsFeatureProvider;
 import com.android.settings.overlay.FeatureFactory;
+import com.android.settings.R;
 import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnPause;
@@ -91,7 +92,8 @@
     }
 
     public static boolean isAvailable(Context context) {
-        return !context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK);
+        return context.getResources().getBoolean(R.bool.config_show_toggle_airplane)
+                && !context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK);
     }
 
     @Override
diff --git a/tests/robotests/res/values-mcc999/config.xml b/tests/robotests/res/values-mcc999/config.xml
index c3ae911..639e1a2 100644
--- a/tests/robotests/res/values-mcc999/config.xml
+++ b/tests/robotests/res/values-mcc999/config.xml
@@ -21,6 +21,7 @@
     <bool name="config_show_connectivity_monitor">false</bool>
     <bool name="config_display_recent_apps">false</bool>
     <bool name="config_show_wifi_settings">false</bool>
+    <bool name="config_show_toggle_airplane">false</bool>
     <bool name="config_show_high_power_apps">false</bool>
     <bool name="config_show_alarm_volume">false</bool>
     <bool name="config_show_charging_sounds">false</bool>
diff --git a/tests/robotests/src/com/android/settings/network/AirplaneModePreferenceControllerTest.java b/tests/robotests/src/com/android/settings/network/AirplaneModePreferenceControllerTest.java
index b1072b1..320ae9e 100644
--- a/tests/robotests/src/com/android/settings/network/AirplaneModePreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/network/AirplaneModePreferenceControllerTest.java
@@ -16,7 +16,7 @@
 
 package com.android.settings.network;
 
-import static junit.framework.Assert.assertFalse;
+import static com.google.common.truth.Truth.assertThat;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
@@ -38,24 +38,20 @@
 import org.mockito.Answers;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 
 @RunWith(SettingsRobolectricTestRunner.class)
 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
 public class AirplaneModePreferenceControllerTest {
 
-    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
-    private Context mContext;
-
-    @Mock
-    private Resources mResources;
-
     @Mock
     private PreferenceScreen mScreen;
 
     @Mock
     private PackageManager mPackageManager;
 
+    private Context mContext;
     private AirplaneModePreferenceController mController;
     private LifecycleOwner mLifecycleOwner;
     private Lifecycle mLifecycle;
@@ -65,7 +61,7 @@
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mFactory = FakeFeatureFactory.setupForTest();
-        doReturn(mResources).when(mContext).getResources();
+        mContext = spy(RuntimeEnvironment.application);
         doReturn(mPackageManager).when(mContext).getPackageManager();
         mController = spy(new AirplaneModePreferenceController(mContext, null));
         mLifecycleOwner = () -> mLifecycle;
@@ -74,9 +70,9 @@
     }
 
     @Test
-    public void airplaneModePreference_shouldNotBeAvailable_ifHasLeanbackFeature() {
-        when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_LEANBACK)).thenReturn(true);
-        assertFalse(mController.isAvailable());
+    @Config(qualifiers = "mcc999")
+    public void airplaneModePreference_shouldNotBeAvailable_ifSetToNotVisible() {
+        assertThat(mController.isAvailable()).isFalse();
 
         mController.displayPreference(mScreen);
 
@@ -84,4 +80,22 @@
         mController.onResume();
         mController.onPause();
     }
+
+    @Test
+    public void airplaneModePreference_shouldNotBeAvailable_ifHasLeanbackFeature() {
+        when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_LEANBACK)).thenReturn(true);
+        assertThat(mController.isAvailable()).isFalse();
+
+        mController.displayPreference(mScreen);
+
+        // This should not crash
+        mController.onResume();
+        mController.onPause();
+    }
+
+    @Test
+    public void airplaneModePreference_shouldBeAvailable_ifNoLeanbackFeature() {
+        when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_LEANBACK)).thenReturn(false);
+        assertThat(mController.isAvailable()).isTrue();
+    }
 }