add predicates and template builder live tests for location scopes SYSTEM and NETWORK

compute/src/test/java/org/jclouds/compute/internal/BaseTemplateBuilderLiveTest.java

@@ -205,6 +205,22 @@ public abstract class BaseTemplateBuilderLiveTest extends BaseComputeServiceCont
                   || location.getParent().getIso3166Codes().containsAll(location.getIso3166Codes()) : location + " ||"
                   + location.getParent();
             break;
+         case SYSTEM:
+            Location systemParent = location.getParent();
+            // loop up to root, which must be the provider
+            while (systemParent.getParent() != null) {
+                systemParent = systemParent.getParent();
+            }
+            assertProvider(systemParent);
+            break;
+         case NETWORK:
+             Location networkParent = location.getParent();
+             // loop up to root, which must be the provider
+             while (networkParent.getParent() != null) {
+                 networkParent = networkParent.getParent();
+             }
+             assertProvider(networkParent);
+             break;
          case HOST:
             Location provider2 = location.getParent().getParent().getParent();
             // zone can be a direct descendant of provider

core/src/main/java/org/jclouds/location/predicates/LocationPredicates.java

@@ -86,6 +86,40 @@ public class LocationPredicates {
       }
    }
 
+   public static Predicate<Location> isSystem() {
+       return IsSystem.INSTANCE;
+    }
+
+    static enum IsSystem implements Predicate<Location> {
+       INSTANCE;
+       @Override
+       public boolean apply(Location input) {
+          return input.getScope() == LocationScope.SYSTEM;
+       }
+
+       @Override
+       public String toString() {
+          return "isSystem()";
+       }
+    }
+
+    public static Predicate<Location> isNetwork() {
+        return IsNetwork.INSTANCE;
+     }
+
+     static enum IsNetwork implements Predicate<Location> {
+        INSTANCE;
+        @Override
+        public boolean apply(Location input) {
+           return input.getScope() == LocationScope.NETWORK;
+        }
+
+        @Override
+        public String toString() {
+           return "isNetwork()";
+        }
+     }
+
    public static Predicate<Location> idEquals(String id) {
       return new IdEquals(id);
    }