Fix WifiSummaryUpdaterTest issues for registerReceiver security design

- Security team add new interface to Context.registerReceiver() with a
third parameter for new security design.

- The new interface might have some issues in the test environment.

- Spy the registerReceiver() and unregisterReceiver() to avoid
unexpected issues.

Bug: 214938188
Test: manual test
make RunSettingsRoboTests ROBOTEST_FILTER=WifiSummaryUpdaterTest

Change-Id: Ibd1c5c1f7b4309ad5079f33bb232f249c6bd997f

tests/robotests/src/com/android/settings/wifi/WifiSummaryUpdaterTest.java

@@ -19,7 +19,11 @@ package com.android.settings.wifi;
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 
@@ -34,7 +38,6 @@ import com.android.settings.widget.SummaryUpdater.OnSummaryChangeListener;
 import com.android.settingslib.wifi.WifiStatusTracker;
 
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
@@ -54,15 +57,18 @@ public class WifiSummaryUpdaterTest {
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mContext = spy(RuntimeEnvironment.application.getApplicationContext());
+        doReturn(mock(Intent.class)).when(mContext).registerReceiver(any(), any(), anyInt());
+        doNothing().when(mContext).unregisterReceiver(any(BroadcastReceiver.class));
+
         mSummaryUpdater = new WifiSummaryUpdater(mContext, mListener, mWifiTracker);
     }
 
     @Test
-    @Ignore
     public void register_true_shouldRegisterListenerAndTracker() {
         mSummaryUpdater.register(true);
 
-        verify(mContext).registerReceiver(any(BroadcastReceiver.class), any(IntentFilter.class));
+        verify(mContext).registerReceiver(any(BroadcastReceiver.class), any(IntentFilter.class),
+                anyInt());
         verify(mWifiTracker).setListening(true);
     }
 
@@ -75,7 +81,6 @@ public class WifiSummaryUpdaterTest {
     }
 
     @Test
-    @Ignore
     public void register_false_shouldUnregisterListenerAndTracker() {
         mSummaryUpdater.register(true);
         mSummaryUpdater.register(false);