+ /* NULL should use string from registered options. */
+ output = opt_usage("my name", NULL);
+ diag("%s", output);
+ ok1(strstr(output, "Usage: my name"));
+ ok1(strstr(output, "--jjj/-j/--lll/-l <arg>"));
+ ok1(strstr(output, "<MyArgs>..."));
+ ok1(strstr(output, "-a "));
+ ok1(strstr(output, " Description of a\n"));
+ ok1(strstr(output, "-b <arg>"));
+ ok1(strstr(output, " Description of b (default: b)\n"));
+ ok1(strstr(output, "--ddd "));
+ ok1(strstr(output, " Description of ddd\n"));
+ ok1(strstr(output, "--eee <filename> "));
+ ok1(strstr(output, " (default: eee)\n"));
+ ok1(strstr(output, "long table options:\n"));
+ ok1(strstr(output, "--ggg/-g "));
+ ok1(strstr(output, " Description of ggg\n"));
+ ok1(strstr(output, "-h/--hhh <arg>"));
+ ok1(strstr(output, " Description of hhh\n"));
+ ok1(strstr(output, "--kkk/-k"));
+ ok1(strstr(output, "magic kkk option"));
+ /* This entry is hidden. */
+ ok1(!strstr(output, "--mmm/-m"));