new_contents: from django.test import TestCase
  from hs_core.hydroshare import hs_requests
  from django.core import settings
  
  
  
  class TestRewrite(TestCase):
      """ Test local rewriting that bypasses firewalls and hits local nginx server """
  
      def setup(self):
          self.prod_fqdn = getattr(settings, "PROD_FQDN_OR_IP", "www.hydroshare.org")
          self.fqdn = getattr(settings, "FQDN_OR_IP", "www.hydroshare.org")
          self.nginx_ip = hs_requests.get_nginx_ip()
  
      def test_localize_outer(self):
          """ rewrite requests to outer host"""
          self.assertEqual(hs_requests.localize_url("https://{}/foo/bar/".format(self.fqdn)),
                           "https://{}/foo/bar/".format(self.nginx_ip))
          self.assertEqual(hs_requests.localize_url("http://{}/foo/bar/".format(self.fqdn)),
                           "http://{}/foo/bar/".format(self.nginx_ip))
  
      def test_localize_www(self):
          """ rewrite requests to production host"""
          self.assertEqual(hs_requests.localize_url("https://{}/foo/bar/".format(self.prod_fqdn)),
                           "https://{}/foo/bar/".format(self.nginx_ip))
          self.assertEqual(hs_requests.localize_url("http://{}/foo/bar/".format(self.prod_fqdn)),
                           "http://{}/foo/bar/".format(self.nginx_ip))
  
      def test_do_not_localize_others(self):
          """ don't rewrite other host addresses """
          self.assertEqual(hs_requests.localize_url("https://{}/foo/bar/".format("www.foo.com")),
                           "https://{}/foo/bar/".format("www.foo.com"))
          self.assertEqual(hs_requests.localize_url("http://{}/foo/bar/".format("www.foo.com")),
                           "http://{}/foo/bar/".format("www.foo.com"))
  
subject: Test hs_requests library.