Unit tests for avoid bad wifi networks setting.

Bug: 31075769
Change-Id: I21ba20df59ddce5731ef1ebe8846b3f00578a674
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 8b1be3b..66d23a2 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -2771,6 +2771,12 @@
         showValidationNotification(nai, NotificationType.NO_INTERNET);
     }
 
+    // TODO: Delete this like updateMobileDataAlwaysOn above.
+    @VisibleForTesting
+    void updateNetworkAvoidBadWifi() {
+        mHandler.sendEmptyMessage(EVENT_CONFIGURE_NETWORK_AVOID_BAD_WIFI);
+    }
+
     private void handleNetworkUnvalidated(NetworkAgentInfo nai) {
         NetworkCapabilities nc = nai.networkCapabilities;
         if (DBG) log("handleNetworkUnvalidated " + nai.name() + " cap=" + nc);