Add installation steps for Ceph one-node cluster

Add steps to install Ceph one-node cluster over virtlet
installation to be able to test Ceph related virtlet features.

Change-Id: Ic9e531a69fcb52d7360fcf089312fa1913350e0b
Reviewed-on: https://review.gerrithub.io/362388
Reviewed-by: Tatyanka Leontovich <tleontovich@mirantis.com>
Tested-by: Tatyanka Leontovich <tleontovich@mirantis.com>
diff --git a/tcp_tests/tests/system/test_install_virtlet.py b/tcp_tests/tests/system/test_install_virtlet.py
index 7976761..f49319d 100644
--- a/tcp_tests/tests/system/test_install_virtlet.py
+++ b/tcp_tests/tests/system/test_install_virtlet.py
@@ -48,3 +48,18 @@
 
         """
         LOG.info("*************** DONE **************")
+
+    def test_virtlet_install_with_ceph(self, underlay, virtlet_ceph_deployed,
+                                       show_step):
+        """Test for deploying an mcp environment with virtlet and one-node
+        Ceph cluster.
+
+        Scenario:
+            1. Prepare salt on hosts
+            2. Setup controller nodes
+            3. Setup compute nodes
+            4. Setup virtlet
+            5. Launch Ceph one-node cluster in docker
+
+        """
+        LOG.info("*************** DONE **************")
\ No newline at end of file