Notice: Use of undefined constant DS - assumed 'DS' in /opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Lib/Cake/Test/Case/Model/ModelIntegrationTest.php on line 19

Warning: require_once(/opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Lib/Cake/Test/Case/ModelDSModelTestBase.php): failed to open stream: No such file or directory in /opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Lib/Cake/Test/Case/Model/ModelIntegrationTest.php on line 19

Fatal error: require_once(): Failed opening required '/opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Lib/Cake/Test/Case/ModelDSModelTestBase.php' (include_path='.:/opt/lampp/lib/php') in /opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Lib/Cake/Test/Case/Model/ModelIntegrationTest.php on line 19