chromium/src/third_party/blink/web_tests/http/tests/xmlhttprequest/resources/access-control-basic-allow.cgi

#!/usr/bin/perl -wT
use strict;

print "Content-Type: text/plain\n";
print "Access-Control-Allow-Credentials: true\n";
print "Access-Control-Allow-Origin: http://127.0.0.1:8000\n\n";

print "PASS: Cross-domain access allowed.\n";