targetTable.put("IMPORT_TARGET1", bean1);
ExportTargetTableBean bean2 = new ExportTargetTableBean();
bean2.addExportFile(importFile3);
targetTable.put("IMPORT_TARGET2", bean2);
ExporterBean bean = new ExporterBean();
bean.setExportTargetTable(targetTable);
// テスト対象クラス実行
ExportFileDelete delete = new ExportFileDelete();
delete.deleteFile(bean);