assert_ls_contains_debian($ipv4); $this->assert_ls_contains_debian("[$ipv6]"); } protected function assert_ls_contains_debian($hostname) { $o = $this->get_object($hostname); $o->_init(); $this->assertContains('debian', $o->_ls()); $o->_close(); } protected function get_object($hostname) { return new ftp_fsock($hostname, 'anonymous', 'anonymous@localost.tld', '/'); } }