Persistence layer testing incl CpsModulePersistenceService testing

Issue-ID: CPS-95
Change-Id: I5eba5f6953f483304ff3864914e7a6c9b2bb3f56
Signed-off-by: Ruslan Kashapov <ruslan.kashapov@pantheon.tech>
diff --git a/cps-ri/src/test/resources/data/clear-all.sql b/cps-ri/src/test/resources/data/clear-all.sql
new file mode 100644
index 0000000..3d93825
--- /dev/null
+++ b/cps-ri/src/test/resources/data/clear-all.sql
@@ -0,0 +1,5 @@
+-- clear all via dataspace table cleanup
+-- all other data will be removed by cascade
+DELETE FROM DATASPACE;
+-- explicit clear
+DELETE FROM YANG_RESOURCE;