Thank you.
-- This is what I've added to my local stubbed out eclipselink related code so far.
Within the package "eclipelink" within the "SessionFactoryTestCase" this is the value of the "persistence_xml"...
private static final String persistence_xml =
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<persistence version=\"1.0\" xmlns=\"http://java.sun.com/xml/ns/persistence\" " +
"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" " +
"xsi:schemaLocation=\"http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd\">" +
"<persistence-unit name=\"mypc\" transaction-type=\"JTA\">" +
"<provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>" +
"<jta-data-source>java:jboss/datasources/ExampleDS</jta-data-source>" +
//<mapping-file>META-INF/orm.xml</mapping-file>
"<properties>" +
// <!-- <property name="eclipselink.logging.level" value="FINE"/> -->
// <property name="eclipselink.logging.level" value="SEVERE"/>
"<property name=\"eclipselink.target-server\" value=\"JBoss\"/>" +
"<property name=\"eclipselink.weaving\" value=\"static\"/>" +
"<property name="eclipselink.target-database" value="Oracle"/>" +
// <property name="eclipselink.jdbc.cache-statements" value="true"/>
// <property name="eclipselink.jdbc.cache-statements.size" value="0"/>
// <property name="eclipselink.jdbc.native-sql" value="true" />
// <property name="eclipselink.jdbc.batch-writing" value="None"/>
// <property name="eclipselink.jdbc.driver" value="oracle.jdbc.OracleDriver"/>
"<property name=\"eclipselink.ddl-generation.output-mode\" value=\"database\"/>" +
"</properties>" +
"</persistence-unit>" +
"</persistence>";