### Question:
HibernateToolTask { public ExportDdlTask createExportDdl() { return new ExportDdlTask(); }  MetadataTask createMetadata(); ExportCfgTask createExportCfg(); ExportDdlTask createExportDdl(); void execute();  }### Answer:
@Test public void testCreateExportDdl() { HibernateToolTask htt = new HibernateToolTask(); ExportDdlTask edt = htt.createExportDdl(); assertNotNull(edt); }