Merge "[Settings] Create a proxy for SubscriptionManager"
diff --git a/src/com/android/settings/network/ActiveSubsciptionsListener.java b/src/com/android/settings/network/ActiveSubsciptionsListener.java
new file mode 100644
index 0000000..3e4272d
--- /dev/null
+++ b/src/com/android/settings/network/ActiveSubsciptionsListener.java
@@ -0,0 +1,320 @@
+/*
+ * Copyright (C) 2019 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.os.Handler;
+import android.os.Looper;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+import android.text.TextUtils;
+import android.util.Log;
+
+import androidx.annotation.VisibleForTesting;
+
+import com.android.internal.telephony.TelephonyIntents;
+
+import java.util.List;
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * A listener for active subscription change
+ */
+public abstract class ActiveSubsciptionsListener
+ extends SubscriptionManager.OnSubscriptionsChangedListener
+ implements AutoCloseable {
+
+ private static final String TAG = "ActiveSubsciptions";
+ private static final boolean DEBUG = false;
+
+ /**
+ * Constructor
+ *
+ * @param looper {@code Looper} of this listener
+ * @param context {@code Context} of this listener
+ */
+ public ActiveSubsciptionsListener(Looper looper, Context context) {
+ mLooper = looper;
+ mContext = context;
+
+ mCacheState = new AtomicInteger(STATE_NOT_LISTENING);
+ mMaxActiveSubscriptionInfos = new AtomicInteger(MAX_SUBSCRIPTION_UNKNOWN);
+
+ mSubscriptionChangeIntentFilter = new IntentFilter();
+ mSubscriptionChangeIntentFilter.addAction(
+ CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED);
+ mSubscriptionChangeIntentFilter.addAction(
+ TelephonyIntents.ACTION_RADIO_TECHNOLOGY_CHANGED);
+ mSubscriptionChangeIntentFilter.addAction(
+ TelephonyManager.ACTION_MULTI_SIM_CONFIG_CHANGED);
+ }
+
+ @VisibleForTesting
+ BroadcastReceiver getSubscriptionChangeReceiver() {
+ return new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ if (isInitialStickyBroadcast()) {
+ return;
+ }
+ final String action = intent.getAction();
+ if (TextUtils.isEmpty(action)) {
+ return;
+ }
+ if (CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED.equals(action)) {
+ final int subId = intent.getIntExtra(
+ CarrierConfigManager.EXTRA_SUBSCRIPTION_INDEX,
+ SubscriptionManager.INVALID_SUBSCRIPTION_ID);
+ if (!clearCachedSubId(subId)) {
+ return;
+ }
+ }
+ onSubscriptionsChanged();
+ }
+ };
+ }
+
+ private Looper mLooper;
+ private Context mContext;
+
+ private static final int STATE_NOT_LISTENING = 0;
+ private static final int STATE_STOPPING = 1;
+ private static final int STATE_PREPARING = 2;
+ private static final int STATE_LISTENING = 3;
+ private static final int STATE_DATA_CACHED = 4;
+
+ private AtomicInteger mCacheState;
+ private SubscriptionManager mSubscriptionManager;
+
+ private IntentFilter mSubscriptionChangeIntentFilter;
+ private BroadcastReceiver mSubscriptionChangeReceiver;
+
+ private static final int MAX_SUBSCRIPTION_UNKNOWN = -1;
+
+ private AtomicInteger mMaxActiveSubscriptionInfos;
+ private List<SubscriptionInfo> mCachedActiveSubscriptionInfo;
+
+ /**
+ * Active subscriptions got changed
+ */
+ public abstract void onChanged();
+
+ @Override
+ public void onSubscriptionsChanged() {
+ // clear value in cache
+ clearCache();
+ listenerNotify();
+ }
+
+ /**
+ * Start listening subscriptions change
+ */
+ public void start() {
+ monitorSubscriptionsChange(true);
+ }
+
+ /**
+ * Stop listening subscriptions change
+ */
+ public void stop() {
+ monitorSubscriptionsChange(false);
+ }
+
+ /**
+ * Implementation of {@code AutoCloseable}
+ */
+ public void close() {
+ stop();
+ }
+
+ /**
+ * Get SubscriptionManager
+ *
+ * @return a SubscriptionManager
+ */
+ public SubscriptionManager getSubscriptionManager() {
+ if (mSubscriptionManager == null) {
+ mSubscriptionManager = mContext.getSystemService(SubscriptionManager.class);
+ }
+ return mSubscriptionManager;
+ }
+
+ /**
+ * Get current max. number active subscription info(s) been setup within device
+ *
+ * @return max. number of active subscription info(s)
+ */
+ public int getActiveSubscriptionInfoCountMax() {
+ int cacheState = mCacheState.get();
+ if (cacheState < STATE_LISTENING) {
+ return getSubscriptionManager().getActiveSubscriptionInfoCountMax();
+ }
+
+ mMaxActiveSubscriptionInfos.compareAndSet(MAX_SUBSCRIPTION_UNKNOWN,
+ getSubscriptionManager().getActiveSubscriptionInfoCountMax());
+ return mMaxActiveSubscriptionInfos.get();
+ }
+
+ /**
+ * Get a list of active subscription info
+ *
+ * @return A list of active subscription info
+ */
+ public List<SubscriptionInfo> getActiveSubscriptionsInfo() {
+ if (mCacheState.get() >= STATE_DATA_CACHED) {
+ return mCachedActiveSubscriptionInfo;
+ }
+ mCachedActiveSubscriptionInfo = getSubscriptionManager().getActiveSubscriptionInfoList();
+ mCacheState.compareAndSet(STATE_LISTENING, STATE_DATA_CACHED);
+
+ if (DEBUG) {
+ if ((mCachedActiveSubscriptionInfo == null)
+ || (mCachedActiveSubscriptionInfo.size() <= 0)) {
+ Log.d(TAG, "active subscriptions: " + mCachedActiveSubscriptionInfo);
+ } else {
+ final StringBuilder logString = new StringBuilder("active subscriptions:");
+ for (SubscriptionInfo subInfo : mCachedActiveSubscriptionInfo) {
+ logString.append(" " + subInfo.getSubscriptionId());
+ }
+ Log.d(TAG, logString.toString());
+ }
+ }
+
+ return mCachedActiveSubscriptionInfo;
+ }
+
+ /**
+ * Get an active subscription info with given subscription ID
+ *
+ * @param subId target subscription ID
+ * @return A subscription info which is active list
+ */
+ public SubscriptionInfo getActiveSubscriptionInfo(int subId) {
+ final List<SubscriptionInfo> subInfoList = getActiveSubscriptionsInfo();
+ if (subInfoList == null) {
+ return null;
+ }
+ for (SubscriptionInfo subInfo : subInfoList) {
+ if (subInfo.getSubscriptionId() == subId) {
+ return subInfo;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Get a list of all subscription info which accessible by Settings app
+ *
+ * @return A list of accessible subscription info
+ */
+ public List<SubscriptionInfo> getAccessibleSubscriptionsInfo() {
+ return getSubscriptionManager().getAvailableSubscriptionInfoList();
+ }
+
+ /**
+ * Get an accessible subscription info with given subscription ID
+ *
+ * @param subId target subscription ID
+ * @return A subscription info which is accessible list
+ */
+ public SubscriptionInfo getAccessibleSubscriptionInfo(int subId) {
+ // Always check if subId is part of activeSubscriptions
+ // since there's cache design within SubscriptionManager.
+ // That give us a chance to avoid from querying ContentProvider.
+ final SubscriptionInfo activeSubInfo = getActiveSubscriptionInfo(subId);
+ if (activeSubInfo != null) {
+ return activeSubInfo;
+ }
+
+ final List<SubscriptionInfo> subInfoList = getAccessibleSubscriptionsInfo();
+ if (subInfoList == null) {
+ return null;
+ }
+ for (SubscriptionInfo subInfo : subInfoList) {
+ if (subInfo.getSubscriptionId() == subId) {
+ return subInfo;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Clear data cached within listener
+ */
+ public void clearCache() {
+ mMaxActiveSubscriptionInfos.set(MAX_SUBSCRIPTION_UNKNOWN);
+ mCacheState.compareAndSet(STATE_DATA_CACHED, STATE_LISTENING);
+ mCachedActiveSubscriptionInfo = null;
+ }
+
+ private void monitorSubscriptionsChange(boolean on) {
+ if (on) {
+ if (!mCacheState.compareAndSet(STATE_NOT_LISTENING, STATE_PREPARING)) {
+ return;
+ }
+
+ if (mSubscriptionChangeReceiver == null) {
+ mSubscriptionChangeReceiver = getSubscriptionChangeReceiver();
+ }
+ mContext.registerReceiver(mSubscriptionChangeReceiver,
+ mSubscriptionChangeIntentFilter, null, new Handler(mLooper));
+ getSubscriptionManager().addOnSubscriptionsChangedListener(this);
+ mCacheState.compareAndSet(STATE_PREPARING, STATE_LISTENING);
+ return;
+ }
+
+ final int currentState = mCacheState.getAndSet(STATE_STOPPING);
+ if (currentState <= STATE_STOPPING) {
+ mCacheState.compareAndSet(STATE_STOPPING, currentState);
+ return;
+ }
+ if (mSubscriptionChangeReceiver != null) {
+ mContext.unregisterReceiver(mSubscriptionChangeReceiver);
+ }
+ getSubscriptionManager().removeOnSubscriptionsChangedListener(this);
+ clearCache();
+ mCacheState.compareAndSet(STATE_STOPPING, STATE_NOT_LISTENING);
+ }
+
+ private void listenerNotify() {
+ if (mCacheState.get() < STATE_LISTENING) {
+ return;
+ }
+ onChanged();
+ }
+
+ private boolean clearCachedSubId(int subId) {
+ if (mCacheState.get() < STATE_DATA_CACHED) {
+ return false;
+ }
+ if (mCachedActiveSubscriptionInfo == null) {
+ return false;
+ }
+ for (SubscriptionInfo subInfo : mCachedActiveSubscriptionInfo) {
+ if (subInfo.getSubscriptionId() == subId) {
+ clearCache();
+ return true;
+ }
+ }
+ return false;
+ }
+}
diff --git a/src/com/android/settings/network/GlobalSettingsChangeListener.java b/src/com/android/settings/network/GlobalSettingsChangeListener.java
new file mode 100644
index 0000000..4c58c60
--- /dev/null
+++ b/src/com/android/settings/network/GlobalSettingsChangeListener.java
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2019 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 androidx.lifecycle.Lifecycle.Event.ON_DESTROY;
+import static androidx.lifecycle.Lifecycle.Event.ON_START;
+import static androidx.lifecycle.Lifecycle.Event.ON_STOP;
+
+import android.content.Context;
+import android.database.ContentObserver;
+import android.net.Uri;
+import android.os.Handler;
+import android.os.Looper;
+import android.provider.Settings;
+
+import androidx.lifecycle.Lifecycle;
+import androidx.lifecycle.LifecycleObserver;
+import androidx.lifecycle.OnLifecycleEvent;
+
+import java.util.concurrent.atomic.AtomicBoolean;
+
+/**
+ * A listener for Settings.Global configuration change, with support of Lifecycle
+ */
+public abstract class GlobalSettingsChangeListener extends ContentObserver
+ implements LifecycleObserver, AutoCloseable {
+
+ /**
+ * Constructor
+ *
+ * @param context {@code Context} of this listener
+ * @param field field of Global Settings
+ */
+ public GlobalSettingsChangeListener(Context context, String field) {
+ this(Looper.getMainLooper(), context, field);
+ }
+
+ /**
+ * Constructor
+ *
+ * @param looper {@code Looper} for processing callback
+ * @param context {@code Context} of this listener
+ * @param field field of Global Settings
+ */
+ public GlobalSettingsChangeListener(Looper looper, Context context, String field) {
+ super(new Handler(looper));
+ mContext = context;
+ mField = field;
+ mUri = Settings.Global.getUriFor(field);
+ mListening = new AtomicBoolean(false);
+ monitorUri(true);
+ }
+
+ private Context mContext;
+ private String mField;
+ private Uri mUri;
+ private AtomicBoolean mListening;
+ private Lifecycle mLifecycle;
+
+ /**
+ * Observed Settings got changed
+ */
+ public abstract void onChanged(String field);
+
+ /**
+ * Notify change of Globals.Setting based on given Lifecycle
+ *
+ * @param lifecycle life cycle to reference
+ */
+ public void notifyChangeBasedOn(Lifecycle lifecycle) {
+ if (mLifecycle != null) {
+ mLifecycle.removeObserver(this);
+ }
+ if (lifecycle != null) {
+ lifecycle.addObserver(this);
+ }
+ mLifecycle = lifecycle;
+ }
+
+ public void onChange(boolean selfChange) {
+ if (!mListening.get()) {
+ return;
+ }
+ onChanged(mField);
+ }
+
+ @OnLifecycleEvent(ON_START)
+ void onStart() {
+ monitorUri(true);
+ }
+
+ @OnLifecycleEvent(ON_STOP)
+ void onStop() {
+ monitorUri(false);
+ }
+
+ @OnLifecycleEvent(ON_DESTROY)
+ void onDestroy() {
+ close();
+ }
+
+ /**
+ * Implementation of AutoCloseable
+ */
+ public void close() {
+ monitorUri(false);
+ notifyChangeBasedOn(null);
+ }
+
+ private void monitorUri(boolean on) {
+ if (!mListening.compareAndSet(!on, on)) {
+ return;
+ }
+
+ if (on) {
+ mContext.getContentResolver().registerContentObserver(mUri, false, this);
+ return;
+ }
+
+ mContext.getContentResolver().unregisterContentObserver(this);
+ }
+}
diff --git a/src/com/android/settings/network/ProxySubscriptionManager.java b/src/com/android/settings/network/ProxySubscriptionManager.java
new file mode 100644
index 0000000..b10c727
--- /dev/null
+++ b/src/com/android/settings/network/ProxySubscriptionManager.java
@@ -0,0 +1,237 @@
+/*
+ * Copyright (C) 2019 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 androidx.lifecycle.Lifecycle.Event.ON_DESTROY;
+import static androidx.lifecycle.Lifecycle.Event.ON_START;
+import static androidx.lifecycle.Lifecycle.Event.ON_STOP;
+
+import android.content.Context;
+import android.os.Looper;
+import android.provider.Settings;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionManager;
+
+import androidx.lifecycle.Lifecycle;
+import androidx.lifecycle.LifecycleObserver;
+import androidx.lifecycle.OnLifecycleEvent;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * A proxy to the subscription manager
+ */
+public class ProxySubscriptionManager implements LifecycleObserver {
+
+ /**
+ * Interface for monitor active subscriptions list changing
+ */
+ public interface OnActiveSubscriptionChangedListener {
+ /**
+ * When active subscriptions list get changed
+ */
+ void onChanged();
+ /**
+ * get Lifecycle of listener
+ *
+ * @return Returns Lifecycle.
+ */
+ default Lifecycle getLifecycle() {
+ return null;
+ }
+ }
+
+ /**
+ * Get proxy instance to subscription manager
+ *
+ * @return proxy to subscription manager
+ */
+ public static ProxySubscriptionManager getInstance(Context context) {
+ if (sSingleton != null) {
+ return sSingleton;
+ }
+ sSingleton = new ProxySubscriptionManager(context.getApplicationContext());
+ return sSingleton;
+ }
+
+ private static ProxySubscriptionManager sSingleton;
+
+ private ProxySubscriptionManager(Context context) {
+ final Looper looper = Looper.getMainLooper();
+
+ mActiveSubscriptionsListeners =
+ new ArrayList<OnActiveSubscriptionChangedListener>();
+
+ mSubsciptionsMonitor = new ActiveSubsciptionsListener(looper, context) {
+ public void onChanged() {
+ notifyAllListeners();
+ }
+ };
+ mAirplaneModeMonitor = new GlobalSettingsChangeListener(looper,
+ context, Settings.Global.AIRPLANE_MODE_ON) {
+ public void onChanged(String field) {
+ mSubsciptionsMonitor.clearCache();
+ notifyAllListeners();
+ }
+ };
+
+ mSubsciptionsMonitor.start();
+ }
+
+ private Lifecycle mLifecycle;
+ private ActiveSubsciptionsListener mSubsciptionsMonitor;
+ private GlobalSettingsChangeListener mAirplaneModeMonitor;
+
+ private List<OnActiveSubscriptionChangedListener> mActiveSubscriptionsListeners;
+
+ private void notifyAllListeners() {
+ for (OnActiveSubscriptionChangedListener listener : mActiveSubscriptionsListeners) {
+ final Lifecycle lifecycle = listener.getLifecycle();
+ if ((lifecycle == null)
+ || (lifecycle.getCurrentState().isAtLeast(Lifecycle.State.STARTED))) {
+ listener.onChanged();
+ }
+ }
+ }
+
+ /**
+ * Lifecycle for data within proxy
+ *
+ * @param lifecycle life cycle to reference
+ */
+ public void setLifecycle(Lifecycle lifecycle) {
+ if (mLifecycle == lifecycle) {
+ return;
+ }
+ if (mLifecycle != null) {
+ mLifecycle.removeObserver(this);
+ }
+ if (lifecycle != null) {
+ lifecycle.addObserver(this);
+ }
+ mLifecycle = lifecycle;
+ mAirplaneModeMonitor.notifyChangeBasedOn(lifecycle);
+ }
+
+ @OnLifecycleEvent(ON_START)
+ void onStart() {
+ mSubsciptionsMonitor.start();
+ }
+
+ @OnLifecycleEvent(ON_STOP)
+ void onStop() {
+ mSubsciptionsMonitor.stop();
+ }
+
+ @OnLifecycleEvent(ON_DESTROY)
+ void onDestroy() {
+ mSubsciptionsMonitor.close();
+ mAirplaneModeMonitor.close();
+
+ if (mLifecycle != null) {
+ mLifecycle.removeObserver(this);
+ mLifecycle = null;
+
+ sSingleton = null;
+ }
+ }
+
+ /**
+ * Get SubscriptionManager
+ *
+ * @return a SubscriptionManager
+ */
+ public SubscriptionManager get() {
+ return mSubsciptionsMonitor.getSubscriptionManager();
+ }
+
+ /**
+ * Get current max. number active subscription info(s) been setup within device
+ *
+ * @return max. number of active subscription info(s)
+ */
+ public int getActiveSubscriptionInfoCountMax() {
+ return mSubsciptionsMonitor.getActiveSubscriptionInfoCountMax();
+ }
+
+ /**
+ * Get a list of active subscription info
+ *
+ * @return A list of active subscription info
+ */
+ public List<SubscriptionInfo> getActiveSubscriptionsInfo() {
+ return mSubsciptionsMonitor.getActiveSubscriptionsInfo();
+ }
+
+ /**
+ * Get an active subscription info with given subscription ID
+ *
+ * @param subId target subscription ID
+ * @return A subscription info which is active list
+ */
+ public SubscriptionInfo getActiveSubscriptionInfo(int subId) {
+ return mSubsciptionsMonitor.getActiveSubscriptionInfo(subId);
+ }
+
+ /**
+ * Get a list of accessible subscription info
+ *
+ * @return A list of accessible subscription info
+ */
+ public List<SubscriptionInfo> getAccessibleSubscriptionsInfo() {
+ return mSubsciptionsMonitor.getAccessibleSubscriptionsInfo();
+ }
+
+ /**
+ * Get an accessible subscription info with given subscription ID
+ *
+ * @param subId target subscription ID
+ * @return A subscription info which is accessible list
+ */
+ public SubscriptionInfo getAccessibleSubscriptionInfo(int subId) {
+ return mSubsciptionsMonitor.getAccessibleSubscriptionInfo(subId);
+ }
+
+ /**
+ * Clear data cached within proxy
+ */
+ public void clearCache() {
+ mSubsciptionsMonitor.clearCache();
+ }
+
+ /**
+ * Add listener to active subscriptions monitor list
+ *
+ * @param listener listener to active subscriptions change
+ */
+ public void addActiveSubscriptionsListener(OnActiveSubscriptionChangedListener listener) {
+ if (mActiveSubscriptionsListeners.contains(listener)) {
+ return;
+ }
+ mActiveSubscriptionsListeners.add(listener);
+ }
+
+ /**
+ * Remove listener from active subscriptions monitor list
+ *
+ * @param listener listener to active subscriptions change
+ */
+ public void removeActiveSubscriptionsListener(OnActiveSubscriptionChangedListener listener) {
+ mActiveSubscriptionsListeners.remove(listener);
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/network/ActiveSubsciptionsListenerTest.java b/tests/robotests/src/com/android/settings/network/ActiveSubsciptionsListenerTest.java
new file mode 100644
index 0000000..4c7b55b
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/network/ActiveSubsciptionsListenerTest.java
@@ -0,0 +1,200 @@
+/*
+ * Copyright (C) 2019 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 org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.robolectric.Shadows.shadowOf;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Looper;
+import android.telephony.CarrierConfigManager;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyManager;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import com.android.internal.telephony.TelephonyIntents;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.shadow.api.Shadow;
+import org.robolectric.shadows.ShadowBroadcastReceiver;
+import org.robolectric.shadows.ShadowContextImpl;
+import org.robolectric.shadows.ShadowSubscriptionManager;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+@RunWith(AndroidJUnit4.class)
+public class ActiveSubsciptionsListenerTest {
+ private static final int SUB_ID1 = 3;
+ private static final int SUB_ID2 = 7;
+
+ private static final Intent INTENT_RADIO_TECHNOLOGY_CHANGED =
+ new Intent(TelephonyIntents.ACTION_RADIO_TECHNOLOGY_CHANGED);
+
+ private static final Intent INTENT_MULTI_SIM_CONFIG_CHANGED =
+ new Intent(TelephonyManager.ACTION_MULTI_SIM_CONFIG_CHANGED);
+
+ private static final Intent INTENT_CARRIER_CONFIG_CHANGED =
+ new Intent(CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED);
+
+ private Context mContext;
+ private ShadowContextImpl mShadowContextImpl;
+ private SubscriptionManager mSubscriptionManager;
+ private ShadowSubscriptionManager mShadowSubscriptionManager;
+ private List<SubscriptionInfo> mActiveSubscriptions;
+
+ private ActiveSubsciptionsListenerImpl mListener;
+ private BroadcastReceiver mReceiver;
+ private ShadowBroadcastReceiver mShadowReceiver;
+
+ @Before
+ public void setUp() {
+ MockitoAnnotations.initMocks(this);
+
+ mContext = RuntimeEnvironment.application.getBaseContext();
+ mShadowContextImpl = Shadow.extract(mContext);
+
+ mSubscriptionManager = spy(mContext.getSystemService(SubscriptionManager.class));
+ mShadowSubscriptionManager = shadowOf(mSubscriptionManager);
+
+ mActiveSubscriptions = new ArrayList<SubscriptionInfo>();
+ mActiveSubscriptions.add(ShadowSubscriptionManager.SubscriptionInfoBuilder
+ .newBuilder().setId(SUB_ID1).buildSubscriptionInfo());
+ mActiveSubscriptions.add(ShadowSubscriptionManager.SubscriptionInfoBuilder
+ .newBuilder().setId(SUB_ID2).buildSubscriptionInfo());
+ mShadowSubscriptionManager.setActiveSubscriptionInfoList(mActiveSubscriptions);
+
+ mListener = spy(new ActiveSubsciptionsListenerImpl(Looper.getMainLooper(), mContext));
+ doReturn(mSubscriptionManager).when(mListener).getSubscriptionManager();
+ mReceiver = mListener.getSubscriptionChangeReceiver();
+ mShadowReceiver = shadowOf(mReceiver);
+ doReturn(mReceiver).when(mListener).getSubscriptionChangeReceiver();
+ }
+
+ @After
+ public void cleanUp() {
+ mListener.close();
+ }
+
+ private class ActiveSubsciptionsListenerImpl extends ActiveSubsciptionsListener {
+ private ActiveSubsciptionsListenerImpl(Looper looper, Context context) {
+ super(looper, context);
+ }
+ public void onChanged() {}
+ }
+
+ private void sendIntentToReceiver(Intent intent) {
+ mShadowReceiver.onReceive(mContext, intent, new AtomicBoolean(false));
+ }
+
+ @Test
+ public void constructor_noListeningWasSetup() {
+ verify(mListener, never()).onChanged();
+ }
+
+ @Test
+ public void start_configChangedIntent_onChangedShouldBeCalled() {
+ sendIntentToReceiver(INTENT_RADIO_TECHNOLOGY_CHANGED);
+ sendIntentToReceiver(INTENT_MULTI_SIM_CONFIG_CHANGED);
+ verify(mListener, never()).onChanged();
+
+ mListener.start();
+
+ sendIntentToReceiver(INTENT_RADIO_TECHNOLOGY_CHANGED);
+ verify(mListener, times(1)).onChanged();
+
+ sendIntentToReceiver(INTENT_MULTI_SIM_CONFIG_CHANGED);
+ verify(mListener, times(2)).onChanged();
+
+ mListener.stop();
+
+ sendIntentToReceiver(INTENT_RADIO_TECHNOLOGY_CHANGED);
+ sendIntentToReceiver(INTENT_MULTI_SIM_CONFIG_CHANGED);
+ verify(mListener, times(2)).onChanged();
+ }
+
+ @Test
+ public void start_carrierConfigChangedIntent_onChangedWhenSubIdBeenCached() {
+ sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
+ verify(mListener, never()).onChanged();
+
+ mListener.start();
+
+ mListener.getActiveSubscriptionsInfo();
+
+ sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
+ verify(mListener, never()).onChanged();
+
+ INTENT_CARRIER_CONFIG_CHANGED.putExtra(CarrierConfigManager.EXTRA_SUBSCRIPTION_INDEX,
+ SUB_ID2);
+ sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
+ verify(mListener, times(1)).onChanged();
+
+ mListener.stop();
+
+ sendIntentToReceiver(INTENT_CARRIER_CONFIG_CHANGED);
+ verify(mListener, times(1)).onChanged();
+ }
+
+
+ @Test
+ public void start_alwaysFetchAndCacheResult() {
+ mListener.start();
+
+ List<SubscriptionInfo> subInfoList = null;
+ int numberOfAccess = 0;
+ for (int numberOfSubInfo = mActiveSubscriptions.size(); numberOfSubInfo >= 0;
+ numberOfSubInfo--) {
+ if (mActiveSubscriptions.size() > numberOfSubInfo) {
+ mActiveSubscriptions.remove(numberOfSubInfo);
+ }
+ mShadowSubscriptionManager.setActiveSubscriptionInfoList(mActiveSubscriptions);
+
+ // fetch twice and test if they generated access to SubscriptionManager only once
+ subInfoList = mListener.getActiveSubscriptionsInfo();
+ subInfoList = mListener.getActiveSubscriptionsInfo();
+
+ numberOfAccess++;
+ verify(mSubscriptionManager, times(numberOfAccess)).getActiveSubscriptionInfoList();
+
+ mListener.clearCache();
+ }
+
+ mShadowSubscriptionManager.setActiveSubscriptionInfoList(null);
+
+ // fetch twice and test if they generated access to SubscriptionManager only once
+ subInfoList = mListener.getActiveSubscriptionsInfo();
+ subInfoList = mListener.getActiveSubscriptionsInfo();
+
+ numberOfAccess++;
+ verify(mSubscriptionManager, times(numberOfAccess)).getActiveSubscriptionInfoList();
+ }
+}
diff --git a/tests/robotests/src/com/android/settings/network/GlobalSettingsChangeListenerTest.java b/tests/robotests/src/com/android/settings/network/GlobalSettingsChangeListenerTest.java
new file mode 100644
index 0000000..e419071
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/network/GlobalSettingsChangeListenerTest.java
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2019 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 org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+import android.content.Context;
+import android.os.Looper;
+import android.provider.Settings;
+
+import androidx.lifecycle.Lifecycle;
+
+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 GlobalSettingsChangeListenerTest {
+
+ @Mock
+ private Lifecycle mLifecycle;
+
+ private Context mContext;
+ private GlobalSettingsChangeListener mListener;
+
+ private static final String SETTINGS_FIELD = Settings.Global.AIRPLANE_MODE_ON;
+
+ @Before
+ public void setUp() {
+ MockitoAnnotations.initMocks(this);
+ mContext = spy(RuntimeEnvironment.application);
+ mListener = spy(new GlobalSettingsChangeListener(Looper.getMainLooper(),
+ mContext, SETTINGS_FIELD) {
+ public void onChanged(String field) {}
+ });
+
+ doNothing().when(mLifecycle).addObserver(mListener);
+ doNothing().when(mLifecycle).removeObserver(mListener);
+ }
+
+ @Test
+ public void whenChanged_onChangedBeenCalled() {
+ mListener.onChange(false);
+ verify(mListener, times(1)).onChanged(SETTINGS_FIELD);
+ }
+
+ @Test
+ public void whenNotifyChangeBasedOnLifecycle_onStopEvent_onChangedNotCalled() {
+ mListener.notifyChangeBasedOn(mLifecycle);
+ mListener.onStart();
+
+ mListener.onChange(false);
+ verify(mListener, times(1)).onChanged(SETTINGS_FIELD);
+
+ mListener.onStop();
+
+ mListener.onChange(false);
+ verify(mListener, times(1)).onChanged(SETTINGS_FIELD);
+
+ mListener.onStart();
+
+ mListener.onChange(false);
+ verify(mListener, times(2)).onChanged(SETTINGS_FIELD);
+ }
+}