Fix variable has no attribute ldap error during package build

Also test domains

Change-Id: I019f0cfa07dd3185c16a958ed0aefc92fed57460
diff --git a/.kitchen.yml b/.kitchen.yml
index 32e9f68..7ef9ad1 100644
--- a/.kitchen.yml
+++ b/.kitchen.yml
@@ -74,6 +74,13 @@
       pillars-from-files:
         keystone.sls: tests/pillar/single.sls
 
+  - name: single_domain
+    provisioner:
+      grains:
+        noservices: True
+      pillars-from-files:
+        keystone.sls: tests/pillar/single_domain.sls
+
   - name: single_fernet
     provisioner:
       pillars-from-files: