diff --git a/tests/cts/hostside/AndroidTest.xml b/tests/cts/hostside/AndroidTest.xml
index c96fea4..0656cae 100644
--- a/tests/cts/hostside/AndroidTest.xml
+++ b/tests/cts/hostside/AndroidTest.xml
@@ -17,6 +17,12 @@
     <option name="test-suite-tag" value="cts" />
     <option name="config-descriptor:metadata" key="component" value="networking" />
     <target_preparer class="com.android.cts.net.NetPolicyTestsPreparer" />
+
+    <target_preparer class="com.android.tradefed.targetprep.RunCommandTargetPreparer">
+        <option name="teardown-command" value="cmd power set-mode 0" />
+        <option name="teardown-command" value="cmd battery reset" />
+    </target_preparer>
+
     <test class="com.android.compatibility.common.tradefed.testtype.JarHostTest" >
         <option name="jar" value="CtsHostsideNetworkTests.jar" />
         <option name="runtime-hint" value="3m56s" />
diff --git a/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
index 2f36b93..03659dc 100644
--- a/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
+++ b/tests/cts/hostside/app/src/com/android/cts/net/hostside/AbstractRestrictBackgroundNetworkTestCase.java
@@ -148,7 +148,6 @@
 
     @Override
     protected void tearDown() throws Exception {
-        batteryReset();
         if (!mIsLocationOn) {
             disableLocation();
         }
@@ -260,17 +259,21 @@
 
     protected void assertBackgroundNetworkAccess(boolean expectAllowed) throws Exception {
         assertBackgroundState(); // Sanity check.
-        assertNetworkAccess(expectAllowed);
+        assertNetworkAccess(expectAllowed /* expectAvailable */, false /* needScreenOn */);
     }
 
     protected void assertForegroundNetworkAccess() throws Exception {
         assertForegroundState(); // Sanity check.
-        assertNetworkAccess(true);
+        // We verified that app is in foreground state but if the screen turns-off while
+        // verifying for network access, the app will go into background state (in case app's
+        // foreground status was due to top activity). So, turn the screen on when verifying
+        // network connectivity.
+        assertNetworkAccess(true /* expectAvailable */, true /* needScreenOn */);
     }
 
     protected void assertForegroundServiceNetworkAccess() throws Exception {
         assertForegroundServiceState(); // Sanity check.
-        assertNetworkAccess(true);
+        assertNetworkAccess(true /* expectAvailable */, false /* needScreenOn */);
     }
 
     /**
@@ -369,7 +372,8 @@
     /**
      * Asserts whether the active network is available or not.
      */
-    private void assertNetworkAccess(boolean expectAvailable) throws Exception {
+    private void assertNetworkAccess(boolean expectAvailable, boolean needScreenOn)
+            throws Exception {
         final int maxTries = 5;
         String error = null;
         int timeoutMs = 500;
@@ -387,6 +391,9 @@
             Log.w(TAG, "Network status didn't match for expectAvailable=" + expectAvailable
                     + " on attempt #" + i + ": " + error + "\n"
                     + "Sleeping " + timeoutMs + "ms before trying again");
+            if (needScreenOn) {
+                turnScreenOn();
+            }
             // No sleep after the last turn
             if (i < maxTries) {
                 SystemClock.sleep(timeoutMs);
@@ -810,20 +817,12 @@
 
     protected void turnBatteryOn() throws Exception {
         executeSilentShellCommand("cmd battery unplug");
-        executeSilentShellCommand("cmd battery set status "
-                + BatteryManager.BATTERY_STATUS_NOT_CHARGING);
         assertBatteryState(false);
     }
 
     protected void turnBatteryOff() throws Exception {
-        executeSilentShellCommand("cmd battery set ac " + BatteryManager.BATTERY_PLUGGED_AC);
-        executeSilentShellCommand("cmd battery set status "
-                + BatteryManager.BATTERY_STATUS_CHARGING);
-        assertBatteryState(true);
-    }
-
-    private void batteryReset() throws Exception {
         executeSilentShellCommand("cmd battery reset");
+        assertBatteryState(true);
     }
 
     private void assertBatteryState(boolean pluggedIn) throws Exception {
diff --git a/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java b/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java
index 51ee50e..b2c9d9b 100644
--- a/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java
+++ b/tests/cts/net/src/android/net/cts/MultinetworkApiTest.java
@@ -152,4 +152,27 @@
         // to query on the default network.
         // assertEquals(-OsConstants.ENONET, runGetaddrinfoCheck(eNoNetHandle));
     }
+
+    public void testNetworkHandle() {
+        // Test Network -> NetworkHandle -> Network results in the same Network.
+        for (Network network : getTestableNetworks()) {
+            long networkHandle = network.getNetworkHandle();
+            Network newNetwork = Network.fromNetworkHandle(networkHandle);
+            assertEquals(newNetwork, network);
+        }
+
+        // Test that only obfuscated handles are allowed.
+        try {
+            Network.fromNetworkHandle(100);
+            fail();
+        } catch (IllegalArgumentException e) {}
+        try {
+            Network.fromNetworkHandle(-1);
+            fail();
+        } catch (IllegalArgumentException e) {}
+        try {
+            Network.fromNetworkHandle(0);
+            fail();
+        } catch (IllegalArgumentException e) {}
+    }
 }