persistence/src/test/resources/META-INF/test-persistence.xml

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" 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_2_0.xsd">
    <persistence-unit name="test" transaction-type="RESOURCE_LOCAL">
        <provider>eclipselink.example.mysports.persistence.TenantPerEMFProvider</provider>
        <properties>
           <property name="javax.persistence.jdbc.url" value="jdbc:derby:target/derby/test;create=true"/>
			<property name="javax.persistence.jdbc.user" value="app"/>
			<property name="javax.persistence.jdbc.password" value="app"/>
			<property name="javax.persistence.jdbc.driver" value="org.apache.derby.jdbc.EmbeddedDriver"/>
        </properties>
    </persistence-unit>
</persistence>