Fixing network watcher tests (#1892)

Author: lenala

azure/src/test/java/com/microsoft/azure/management/AzureTests.java

@@ -584,7 +584,7 @@ public void testNetworkWatcherFunctions() throws Exception {
                 .withRemotePort("443")
                 .execute();
         Assert.assertEquals(Access.ALLOW, verificationIPFlow.access());
-        Assert.assertEquals("defaultSecurityRules/AllowInternetOutBound", verificationIPFlow.ruleName());
+        Assert.assertEquals("DefaultRule_AllowInternetOutBound", verificationIPFlow.ruleName());
 
         // test packet capture
         List<PacketCapture> packetCaptures = nw.packetCaptures().list();

azure/src/test/java/com/microsoft/azure/management/TestNetworkWatcher.java

@@ -41,6 +41,15 @@ private void initializeResourceNames() {
     public NetworkWatcher createResource(NetworkWatchers networkWatchers) throws Exception {
         // Network Watcher should be in the same region as monitored resources
         initializeResourceNames();
+
+        // make sure Network Watcher is disabled in current subscription and region as only one can exist
+        List<NetworkWatcher> nwList = networkWatchers.list();
+        for (NetworkWatcher nw : nwList) {
+            if (REGION.equals(nw.region())) {
+                networkWatchers.deleteById(nw.id());
+            }
+        }
+        // create Network Watcher
         NetworkWatcher nw = networkWatchers.define(nwName)
                 .withRegion(REGION)
                 .withNewResourceGroup()