Merge "Fix WiFi show "Not connected" always issue" into sc-dev

src/com/android/settings/wifi/WifiSummaryUpdater.java

@@ -74,6 +74,7 @@ public final class WifiSummaryUpdater extends SummaryUpdater {
     @Override
     public void register(boolean register) {
         if (register) {
+            mWifiTracker.fetchInitialState();
             notifyChangeIfNeeded();
             mContext.registerReceiver(mReceiver, INTENT_FILTER);
         } else {

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

@@ -64,6 +64,14 @@ public class WifiSummaryUpdaterTest {
         verify(mWifiTracker).setListening(true);
     }
 
+    @Test
+    public void register_true_shouldFetchInitialStateAndSendSummaryChange() {
+        mSummaryUpdater.register(true);
+
+        verify(mWifiTracker).fetchInitialState();
+        verify(mListener).onSummaryChanged(anyString());
+    }
+
     @Test
     public void register_false_shouldUnregisterListenerAndTracker() {
         mSummaryUpdater.register(true);