Added more testing to compare soft metadata in CLI

One of the edge cases that was missing was that of a service
not being present in uuid 2's metadata, added a simple test case to ensure
it's present in both datasets before continuing.

Change-Id: Ic2c49fb6dc348acf5dff8291008200a24001340f

Author: aakarshg

browbeat/elastic.py

@@ -464,6 +464,13 @@ def compare_metadata(self, index, role, uuids):
                                   "Host [{}] missing ".format(host))
                 continue
             for service in meta[0][host]:
+                if service not in meta[1][host].keys():
+                    self.logger.debug(
+                        "UUID {} "
+                        "- Missing Service : "
+                        "Host [{}] Service [{}]".format(
+                            uuids[1], host, service))
+                    continue
                 for options in meta[0][host][service].keys():
                     if options not in meta[1][host][service]:
                         self.logger.debug(