Merge "Add a helper class for listening to subscription and airplane mode changes"
diff --git a/src/com/android/settings/network/SubscriptionsChangeListener.java b/src/com/android/settings/network/SubscriptionsChangeListener.java
new file mode 100644
index 0000000..c3bb22b
--- /dev/null
+++ b/src/com/android/settings/network/SubscriptionsChangeListener.java
@@ -0,0 +1,97 @@
+/*
+ * 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.network;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.database.ContentObserver;
+import android.net.Uri;
+import android.os.Handler;
+import android.provider.Settings;
+import android.telephony.SubscriptionManager;
+import android.telephony.SubscriptionManager.OnSubscriptionsChangedListener;
+
+import com.android.internal.telephony.TelephonyIntents;
+
+/** Helper class for listening to changes in availability of telephony subscriptions */
+public class SubscriptionsChangeListener extends ContentObserver {
+
+ public interface SubscriptionsChangeListenerClient {
+ void onAirplaneModeChanged(boolean airplaneModeEnabled);
+ void onSubscriptionsChanged();
+ }
+
+ private Context mContext;
+ private SubscriptionsChangeListenerClient mClient;
+ private SubscriptionManager mSubscriptionManager;
+ private OnSubscriptionsChangedListener mSubscriptionsChangedListener;
+ private Uri mAirplaneModeSettingUri;
+ private BroadcastReceiver mBroadcastReceiver;
+
+ public SubscriptionsChangeListener(Context context, SubscriptionsChangeListenerClient client) {
+ super(new Handler());
+ mContext = context;
+ mClient = client;
+ mSubscriptionManager = mContext.getSystemService(SubscriptionManager.class);
+ mSubscriptionsChangedListener = new OnSubscriptionsChangedListener() {
+ @Override
+ public void onSubscriptionsChanged() {
+ subscriptionsChangedCallback();
+ }
+ };
+ mAirplaneModeSettingUri = Settings.Global.getUriFor(Settings.Global.AIRPLANE_MODE_ON);
+ mBroadcastReceiver = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ subscriptionsChangedCallback();
+ }
+ };
+ }
+
+ public void start() {
+ mSubscriptionManager.addOnSubscriptionsChangedListener(mSubscriptionsChangedListener);
+ mContext.getContentResolver()
+ .registerContentObserver(mAirplaneModeSettingUri, false, this);
+ final IntentFilter radioTechnologyChangedFilter = new IntentFilter(
+ TelephonyIntents.ACTION_RADIO_TECHNOLOGY_CHANGED);
+ mContext.registerReceiver(mBroadcastReceiver, radioTechnologyChangedFilter);
+ }
+
+ public void stop() {
+ mSubscriptionManager.removeOnSubscriptionsChangedListener(mSubscriptionsChangedListener);
+ mContext.getContentResolver().unregisterContentObserver(this);
+ mContext.unregisterReceiver(mBroadcastReceiver);
+ }
+
+ public boolean isAirplaneModeOn() {
+ return Settings.Global.getInt(mContext.getContentResolver(),
+ Settings.Global.AIRPLANE_MODE_ON, 0) != 0;
+ }
+
+ private void subscriptionsChangedCallback() {
+ mClient.onSubscriptionsChanged();
+ }
+
+ @Override
+ public void onChange(boolean selfChange, Uri uri) {
+ if (uri.equals(mAirplaneModeSettingUri)) {
+ mClient.onAirplaneModeChanged(isAirplaneModeOn());
+ }
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/network/SubscriptionsChangeListenerTest.java b/tests/robotests/src/com/android/settings/network/SubscriptionsChangeListenerTest.java
new file mode 100644
index 0000000..88ea2ea
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/network/SubscriptionsChangeListenerTest.java
@@ -0,0 +1,129 @@
+/*
+ * 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.network;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.AdditionalMatchers.eq;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyBoolean;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.BroadcastReceiver;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.database.ContentObserver;
+import android.net.Uri;
+import android.provider.Settings;
+import android.telephony.SubscriptionManager;
+
+import com.android.settings.network.SubscriptionsChangeListener.SubscriptionsChangeListenerClient;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+public class SubscriptionsChangeListenerTest {
+
+ @Mock
+ private SubscriptionsChangeListenerClient mClient;
+ @Mock
+ private SubscriptionManager mSubscriptionManager;
+
+ private Context mContext;
+ private SubscriptionsChangeListener mListener;
+ private Uri mAirplaneModeUri;
+
+ @Before
+ public void setUp() {
+ MockitoAnnotations.initMocks(this);
+ mContext = spy(RuntimeEnvironment.application);
+ when(mContext.getSystemService(SubscriptionManager.class)).thenReturn(mSubscriptionManager);
+
+ mAirplaneModeUri = Settings.Global.getUriFor(Settings.Global.AIRPLANE_MODE_ON);
+ }
+
+ private void initListener(boolean alsoStart) {
+ mListener = new SubscriptionsChangeListener(mContext, mClient);
+ if (alsoStart) {
+ mListener.start();
+ }
+ }
+
+ @Test
+ public void whenStartNotCalled_noListeningWasSetup() {
+ final ContentResolver contentResolver = mock(ContentResolver.class);
+ when(mContext.getContentResolver()).thenReturn(contentResolver);
+ initListener(false);
+ verify(contentResolver, never()).registerContentObserver(any(Uri.class), anyBoolean(),
+ any(ContentObserver.class));
+ verify(mSubscriptionManager, never()).addOnSubscriptionsChangedListener(any());
+ verify(mContext, never()).registerReceiver(any(), any());
+ }
+
+ @Test
+ public void onSubscriptionsChangedEvent_subscriptionManagerFires_eventDeliveredToUs() {
+ initListener(true);
+ final ArgumentCaptor<SubscriptionManager.OnSubscriptionsChangedListener> captor =
+ ArgumentCaptor.forClass(SubscriptionManager.OnSubscriptionsChangedListener.class);
+ verify(mSubscriptionManager).addOnSubscriptionsChangedListener(captor.capture());
+ captor.getValue().onSubscriptionsChanged();
+ verify(mClient).onSubscriptionsChanged();
+ }
+
+ @Test
+ public void onSubscriptionsChangedEvent_radioTechnologyChangedBroadcast_eventDeliveredToUs() {
+ initListener(true);
+ final ArgumentCaptor<BroadcastReceiver> broadcastReceiverCaptor =
+ ArgumentCaptor.forClass(BroadcastReceiver.class);
+ verify(mContext).registerReceiver(broadcastReceiverCaptor.capture(), any());
+ broadcastReceiverCaptor.getValue().onReceive(mContext, null);
+ verify(mClient).onSubscriptionsChanged();
+ }
+
+ @Test
+ public void onAirplaneModeChangedEvent_becameTrue_eventFires() {
+ initListener(true);
+ Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, 1);
+ mListener.onChange(false, mAirplaneModeUri);
+ verify(mClient).onAirplaneModeChanged(true);
+ assertThat(mListener.isAirplaneModeOn()).isTrue();
+ }
+
+ @Test
+ public void onAirplaneModeChangedEvent_becameFalse_eventFires() {
+ initListener(true);
+ Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, 0);
+ mListener.onChange(false, mAirplaneModeUri);
+ verify(mClient).onAirplaneModeChanged(false);
+ assertThat(mListener.isAirplaneModeOn()).isFalse();
+ }
+
+}