Merge changes If4deb106,Ib25d7658

* changes:
  NsdService: do not use ContentResolver directly
  @Ignore ConnectivityServiceTest#testRequestBenchmark

services/core/java/com/android/server/NsdService.java

@@ -21,6 +21,7 @@ import android.content.ContentResolver;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.database.ContentObserver;
+import android.net.Uri;
 import android.net.nsd.NsdServiceInfo;
 import android.net.nsd.DnsSdTxtRecord;
 import android.net.nsd.INsdManager;
@@ -96,16 +97,15 @@ public class NsdService extends INsdManager.Stub {
          * Observes the NSD on/off setting, and takes action when changed.
          */
         private void registerForNsdSetting() {
-            ContentObserver contentObserver = new ContentObserver(this.getHandler()) {
+            final ContentObserver contentObserver = new ContentObserver(this.getHandler()) {
                 @Override
                 public void onChange(boolean selfChange) {
                     notifyEnabled(isNsdEnabled());
                 }
             };
 
-            mContext.getContentResolver().registerContentObserver(
-                    Settings.Global.getUriFor(Settings.Global.NSD_ON),
-                    false, contentObserver);
+            final Uri uri = Settings.Global.getUriFor(Settings.Global.NSD_ON);
+            mNsdSettings.registerContentObserver(uri, contentObserver);
         }
 
         NsdStateMachine(String name, Handler handler) {
@@ -885,13 +885,18 @@ public class NsdService extends INsdManager.Stub {
         }
     }
 
+    /**
+     * Interface which encapsulates dependencies of NsdService that are hard to mock, hard to
+     * override, or have side effects on global state in unit tests.
+     */
     @VisibleForTesting
     public interface NsdSettings {
         boolean isEnabled();
         void putEnabledStatus(boolean isEnabled);
+        void registerContentObserver(Uri uri, ContentObserver observer);
 
         static NsdSettings makeDefault(Context context) {
-            ContentResolver resolver = context.getContentResolver();
+            final ContentResolver resolver = context.getContentResolver();
             return new NsdSettings() {
                 @Override
                 public boolean isEnabled() {
@@ -902,6 +907,11 @@ public class NsdService extends INsdManager.Stub {
                 public void putEnabledStatus(boolean isEnabled) {
                     Settings.Global.putInt(resolver, Settings.Global.NSD_ON, isEnabled ? 1 : 0);
                 }
+
+                @Override
+                public void registerContentObserver(Uri uri, ContentObserver observer) {
+                    resolver.registerContentObserver(uri, false, observer);
+                }
             };
         }
     }

tests/net/java/com/android/server/ConnectivityServiceTest.java

@@ -97,6 +97,7 @@ import com.android.server.connectivity.NetworkMonitor;
 import com.android.server.connectivity.NetworkMonitor.CaptivePortalProbeResult;
 import com.android.server.net.NetworkPinner;
 
+import org.junit.Ignore;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.mockito.Spy;
@@ -2409,6 +2410,7 @@ public class ConnectivityServiceTest extends AndroidTestCase {
         mCm.unregisterNetworkCallback(fgCallback);
     }
 
+    @Ignore // This test has instrinsic chances of spurious failures: ignore for continuous testing.
     @SmallTest
     public void testRequestBenchmark() throws Exception {
         // TODO: turn this unit test into a real benchmarking test.