OGM-1353 Mock database in InfinispanDialectWithClusteredConfiguration

  These tests use mocks. Before the database was null but now we check if sequences are defined
  and this check requires the namespaces in the database object.

infinispan-embedded/src/test/java/org/hibernate/ogm/datastore/infinispan/test/dialect/impl/InfinispanDialectWithClusteredConfigurationTest.java

@@ -16,6 +16,8 @@
 import java.util.HashMap;
 import java.util.Map;
 
+import org.hibernate.boot.model.relational.Database;
+import org.hibernate.boot.model.relational.Namespace;
 import org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl;
 import org.hibernate.boot.registry.classloading.spi.ClassLoaderService;
 import org.hibernate.engine.spi.SessionFactoryImplementor;
@@ -78,9 +80,15 @@ public static void setupProvidersAndDialects() throws Exception {
 		provider2 = (InfinispanEmbeddedDatastoreProvider) sessionFactory2.getServiceRegistry().getService( DatastoreProvider.class );
 		dialect1 = new InfinispanDialect( provider1 );
 		dialect2 = new InfinispanDialect( provider2 );
+		provider1.getSchemaDefinerType().newInstance().initializeSchema( new DefaultSchemaInitializationContext( database(), sessionFactory1 ) );
+		provider2.getSchemaDefinerType().newInstance().initializeSchema( new DefaultSchemaInitializationContext( database(), sessionFactory2 ) );
+	}
 
-		provider1.getSchemaDefinerType().newInstance().initializeSchema( new DefaultSchemaInitializationContext( null, sessionFactory1 ) );
-		provider2.getSchemaDefinerType().newInstance().initializeSchema( new DefaultSchemaInitializationContext( null, sessionFactory2 ) );
+	private static Database database() {
+		Database database = mock( Database.class );
+		Iterable<Namespace> namespaces = Collections.emptyList();
+		when( database.getNamespaces() ).thenReturn( namespaces );
+		return database;
 	}
 
 	@AfterClass