def METHOD_NAME(self):
    """Running validateStudies for four studies tested above, expected exit_status = 1."""
    # Build up arguments and run
    print("===study0,1,invalid,3")
    args = ['--root-directory', 'test_data',
            '--list-of-studies', 'study_es_0,study_es_1,study_es_invalid,study_es_3',
            '--portal_info_dir', PORTAL_INFO_DIR]
    args = validateStudies.interface(args)
    exit_status = validateStudies.main(args)
    self.assertEqual(1, exit_status)