generate_diff    1626 run-tests.php  		if (strpos($log_format,'D') !== FALSE && file_put_contents($diff_filename, generate_diff($wanted,$wanted_re,$output)) === FALSE) {
generate_diff    1497 server-tests.php 			$this->writemsg(generate_diff($wanted,$output)."\n");
generate_diff    1514 server-tests.php 			file_put_contents($logname,generate_diff($wanted,$output));