Merge changes Id78aab9c,I51096b18 into nyc-dev

* changes:
  Speed up ConnectivityServiceTest.
  Make it easier to test code that uses WakeupMessage.
diff --git a/core/java/com/android/internal/util/WakeupMessage.java b/core/java/com/android/internal/util/WakeupMessage.java
index 451078b..2653745 100644
--- a/core/java/com/android/internal/util/WakeupMessage.java
+++ b/core/java/com/android/internal/util/WakeupMessage.java
@@ -21,7 +21,9 @@
 import android.os.Handler;
 import android.os.Message;
 
-/**
+import com.android.internal.annotations.VisibleForTesting;
+
+ /**
  * An AlarmListener that sends the specified message to a Handler and keeps the system awake until
  * the message is processed.
  *
@@ -36,9 +38,13 @@
  */
 public class WakeupMessage implements AlarmManager.OnAlarmListener {
     private final AlarmManager mAlarmManager;
-    private final Handler mHandler;
-    private final String mCmdName;
-    private final int mCmd, mArg1, mArg2;
+
+    @VisibleForTesting
+    protected final Handler mHandler;
+    @VisibleForTesting
+    protected final String mCmdName;
+    @VisibleForTesting
+    protected final int mCmd, mArg1, mArg2;
     private boolean mScheduled;
 
     public WakeupMessage(Context context, Handler handler,
diff --git a/services/core/java/com/android/server/connectivity/NetworkMonitor.java b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
index 4504bdb..fb8b110 100644
--- a/services/core/java/com/android/server/connectivity/NetworkMonitor.java
+++ b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
@@ -566,7 +566,7 @@
         @Override
         public void enter() {
             final String cmdName = ACTION_LINGER_EXPIRED + "." + mNetworkAgentInfo.network.netId;
-            mWakeupMessage = new WakeupMessage(mContext, getHandler(), cmdName, CMD_LINGER_EXPIRED);
+            mWakeupMessage = makeWakeupMessage(mContext, getHandler(), cmdName, CMD_LINGER_EXPIRED);
             long wakeupTime = SystemClock.elapsedRealtime() + mLingerDelayMs;
             mWakeupMessage.schedule(wakeupTime);
         }
@@ -823,4 +823,9 @@
         }
         DEFAULT_LINGER_DELAY_MS = time_ms;
     }
+
+    @VisibleForTesting
+    protected WakeupMessage makeWakeupMessage(Context c, Handler h, String s, int i) {
+        return new WakeupMessage(c, h, s, i);
+    }
 }
diff --git a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java b/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
index 20a0131..69f12eb 100644
--- a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
@@ -59,12 +59,14 @@
 import android.os.MessageQueue;
 import android.os.Messenger;
 import android.os.MessageQueue.IdleHandler;
+import android.os.SystemClock;
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.LargeTest;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.util.Log;
 import android.util.LogPrinter;
 
+import com.android.internal.util.WakeupMessage;
 import com.android.server.connectivity.NetworkAgentInfo;
 import com.android.server.connectivity.NetworkMonitor;
 import com.android.server.net.NetworkPinner;
@@ -505,6 +507,35 @@
         }
     }
 
+    private class FakeWakeupMessage extends WakeupMessage {
+        private static final int UNREASONABLY_LONG_WAIT = 1000;
+
+        public FakeWakeupMessage(Context context, Handler handler, String cmdName, int cmd) {
+            super(context, handler, cmdName, cmd);
+        }
+
+        @Override
+        public void schedule(long when) {
+            long delayMs = when - SystemClock.elapsedRealtime();
+            if (delayMs < 0) delayMs = 0;
+            if (delayMs > UNREASONABLY_LONG_WAIT) {
+                fail("Attempting to send msg more than " + UNREASONABLY_LONG_WAIT +
+                        "ms into the future: " + delayMs);
+            }
+            mHandler.sendEmptyMessageDelayed(mCmd, delayMs);
+        }
+
+        @Override
+        public void cancel() {
+            mHandler.removeMessages(mCmd);
+        }
+
+        @Override
+        public void onAlarm() {
+            throw new AssertionError("Should never happen. Update this fake.");
+        }
+    }
+
     // NetworkMonitor implementation allowing overriding of Internet connectivity probe result.
     private class WrappedNetworkMonitor extends NetworkMonitor {
         // HTTP response code fed back to NetworkMonitor for Internet connectivity probe.
@@ -519,6 +550,12 @@
         protected int isCaptivePortal() {
             return gen204ProbeResult;
         }
+
+        @Override
+        protected WakeupMessage makeWakeupMessage(
+                Context context, Handler handler, String cmdName, int cmd) {
+            return new FakeWakeupMessage(context, handler, cmdName, cmd);
+        }
     }
 
     private class WrappedConnectivityService extends ConnectivityService {
@@ -596,10 +633,10 @@
         int delays = 0;
         while (!criteria.get()) {
             try {
-                Thread.sleep(100);
+                Thread.sleep(50);
             } catch (InterruptedException e) {
             }
-            if (++delays == 5) fail();
+            if (++delays == 10) fail();
         }
     }
 
@@ -615,6 +652,8 @@
     public void setUp() throws Exception {
         super.setUp();
 
+        NetworkMonitor.SetDefaultLingerTime(120);
+
         // InstrumentationTestRunner prepares a looper, but AndroidJUnitRunner does not.
         // http://b/25897652 .
         if (Looper.myLooper() == null) {
@@ -696,8 +735,6 @@
 
     @LargeTest
     public void testLingering() throws Exception {
-        // Decrease linger timeout to the minimum allowed by AlarmManagerService.
-        NetworkMonitor.SetDefaultLingerTime(5000);
         verifyNoNetwork();
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
         mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
@@ -724,10 +761,8 @@
         assertTrue(mCm.getAllNetworks()[0].equals(mCellNetworkAgent.getNetwork()) ||
                 mCm.getAllNetworks()[1].equals(mCellNetworkAgent.getNetwork()));
         // Test cellular linger timeout.
-        try {
-            Thread.sleep(6000);
-        } catch (InterruptedException e) {
-        }
+        waitFor(new Criteria() {
+                public boolean get() { return mCm.getAllNetworks().length == 1; } });
         verifyActiveNetwork(TRANSPORT_WIFI);
         assertEquals(1, mCm.getAllNetworks().length);
         assertEquals(mCm.getAllNetworks()[0], mCm.getActiveNetwork());