Work around lazy eager loading issue in clean DB for JoinedSubclassInheritanceTest

Author: geoand

hibernate-reactive-core/src/test/java/org/hibernate/reactive/JoinedSubclassInheritanceTest.java

@@ -10,6 +10,7 @@
 import java.util.List;
 import java.util.Objects;
 
+import org.junit.After;
 import org.junit.Test;
 
 import io.vertx.ext.unit.TestContext;
@@ -32,6 +33,15 @@ protected Collection<Class<?>> annotatedEntities() {
 		return List.of( Book.class, Author.class, SpellBook.class );
 	}
 
+	@After
+	public void cleanDb(TestContext context) {
+		test( context, getSessionFactory()
+				.withTransaction( s -> s.createQuery( "delete from Author" ).executeUpdate()
+						.thenCompose( v -> s.createQuery( "delete from SpellBook" ).executeUpdate() )
+						.thenCompose( v -> s.createQuery("delete from Book ").executeUpdate())) );
+	}
+
+
 	@Test
 	public void testRootClassViaAssociation(TestContext context) {
 		final Book book = new Book( 6, "The Boy, The Mole, The Fox and The Horse", new Date());