Adding Junits for policy engine

Adding Junits to Policy Engine Utils project, removed duplicates, fixed
few defects along the way and fixes to projects.

Issue-Id: POLICY-52
Change-Id: Ia0598300f9bd60f5372b9ef7d8984657478a1611
Signed-off-by: Tej, Tarun <tt3868@att.com>
diff --git a/PolicyEngineUtils/src/test/resources/META-INF/drop.ddl b/PolicyEngineUtils/src/test/resources/META-INF/drop.ddl
new file mode 100644
index 0000000..345f258
--- /dev/null
+++ b/PolicyEngineUtils/src/test/resources/META-INF/drop.ddl
@@ -0,0 +1 @@
+DROP TABLE IF EXISTS BackUpMonitorEntity
\ No newline at end of file
diff --git a/PolicyEngineUtils/src/test/resources/META-INF/persistencePUtest.xml b/PolicyEngineUtils/src/test/resources/META-INF/persistencePUtest.xml
new file mode 100644
index 0000000..a73e6b3
--- /dev/null
+++ b/PolicyEngineUtils/src/test/resources/META-INF/persistencePUtest.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- ============LICENSE_START======================================================= 
+	PolicyEngineUtils ================================================================================ 
+	Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. ================================================================================ 
+	Licensed under the Apache License, Version 2.0 (the "License"); you may not 
+	use this file except in compliance with the License. You may obtain a copy 
+	of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required 
+	by applicable law or agreed to in writing, software distributed under the 
+	License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS 
+	OF ANY KIND, either express or implied. See the License for the specific 
+	language governing permissions and limitations under the License. ============LICENSE_END========================================================= -->
+
+<persistence version="2.1"
+	xmlns="http://xmlns.jcp.org/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd">
+	<persistence-unit name="PolicyEngineUtils"
+		transaction-type="RESOURCE_LOCAL">
+		<provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
+		<class>org.onap.policy.jpa.BackUpMonitorEntity</class>
+		<property name="javax.persistence.schema-generation.scripts.action"
+			value="drop-and-create" />
+		<property name="javax.persistence.schema-generation.scripts.create-target"
+			value="./src/test/resources/META-INF/generatedCreate.ddl" />
+		<property name="javax.persistence.schema-generation.scripts.drop-target"
+			value="./src/test/resources/META-INF/generatedDrop.ddl" />
+		<property name="javax.persistence.schema-generation.database.action"
+			value="drop-and-create" />
+		<property name="javax.persistence.schema-generation.create-source"
+			value="metadata-then-script" />
+		<property name="javax.persistence.schema-generation.drop-source"
+			value="script" />
+		<property name="javax.persistence.schema-generation.drop-script-source"
+			value="META-INF/drop.ddl" />
+	</persistence-unit>
+</persistence>