add tests/fix bug eternus volume/fix readme
diff --git a/tests/pillar/ceph_single.sls b/tests/pillar/ceph_single.sls
new file mode 100644
index 0000000..de5f2cc
--- /dev/null
+++ b/tests/pillar/ceph_single.sls
@@ -0,0 +1,25 @@
+cinder:
+  controller:
+    enabled: true
+    version: liberty
+    backend:
+      ceph_backend:
+        type_name: standard-iops
+        backend: ceph_backend
+        pool: volumes
+        engine: ceph
+        user: cinder
+        secret_uuid: password
+        client_cinder_key: password
+  volume:
+    enabled: true
+    version: liberty
+    backend:
+      ceph_backend:
+        type_name: standard-iops
+        backend: ceph_backend
+        pool: volumes
+        engine: ceph
+        user: cinder
+        secret_uuid: password
+        client_cinder_key: password
\ No newline at end of file