add formula tests
diff --git a/tests/pillar/postgresql_server.sls b/tests/pillar/postgresql_server.sls
new file mode 100644
index 0000000..f4ae1f5
--- /dev/null
+++ b/tests/pillar/postgresql_server.sls
@@ -0,0 +1,13 @@
+postgresql:
+  server:
+    enabled: true
+    database:
+      testing:
+        enabled: true
+        encoding: 'UTF8'
+        locale: 'en_US'
+        users:
+        - name: test
+          password: test
+          host: localhost
+          rights: all privileges