Return multiple groups from inventory API.

test/TestInventory.py

@@ -246,3 +246,13 @@ class TestInventory(unittest.TestCase):
         actual_hosts = inventory.get_hosts(host_names)
         actual_host_names = [host.name for host in actual_hosts]
         assert host_names == actual_host_names
+
+    def test_script_multiple_groups(self):
+        inventory = self.script_inventory()
+        vars = inventory.get_variables('zeus')
+
+        print "VARS=%s" % vars
+        
+        assert vars == {'inventory_hostname': 'zeus',
+                        'inventory_hostname_short': 'zeus',
+                        'group_names': ['greek', 'major-god']}

test/inventory_api.py

@@ -15,13 +15,15 @@ options, args = parser.parse_args()
 systems = {
     "ungrouped": [ "jupiter", "saturn" ],
     "greek": [ "zeus", "hera", "poseidon" ],
-    "norse": [ "thor", "odin", "loki" ]
+    "norse": [ "thor", "odin", "loki" ],
+    "major-god": [ "zeus", "odin" ],
 }
 
 variables = {
     "thor": {
         "hammer": True
-        }
+        },
+    "zeus": {},
 }
 
 if options.list_hosts == True: