--TEST-- readline_write_history(): Basic test --SKIPIF-- <?php if (!extension_loaded("readline")) die("skip"); ?> --FILE-- <?php $name = tempnam('/tmp', 'readline.tmp'); readline_add_history('foo'); readline_add_history(''); readline_add_history(1); readline_add_history(NULL); readline_write_history($name); var_dump(file_get_contents($name)); unlink($name); ?> --EXPECT-- string(8) "foo 1 "