Fixed #16678 -- Wrote tests for contrib.redirects app

from django.conf import settings

from django.contrib.sites.models import Site

from django.test import TestCase

from django.test.utils import override_settings

from django.utils import six

from .models import Redirect

@override_settings(

    SITE_ID=1,

    APPEND_SLASH=True,

    MIDDLEWARE_CLASSES=list(settings.MIDDLEWARE_CLASSES) +

        ['django.contrib.redirects.middleware.RedirectFallbackMiddleware'],

)

class RedirectTests(TestCase):

    def setUp(self):

        self.site = Site.objects.get(pk=settings.SITE_ID)

    def test_model(self):

        r1 = Redirect.objects.create(

            site=self.site, old_path='/initial', new_path='/new_target')

        self.assertEqual(six.text_type(r1), "/initial ---> /new_target")

    def test_redirect_middleware(self):

        r1 = Redirect.objects.create(

            site=self.site, old_path='/initial', new_path='/new_target')

        response = self.client.get('/initial')

        self.assertRedirects(response,

            '/new_target', status_code=301, target_status_code=404)

        # Works also with trailing slash

        response = self.client.get('/initial/')

        self.assertRedirects(response,

            '/new_target', status_code=301, target_status_code=404)

    def test_response_gone(self):

        """When the redirect target is '', return a 410"""

        r1 = Redirect.objects.create(

            site=self.site, old_path='/initial', new_path='')

        response = self.client.get('/initial')

        self.assertEqual(response.status_code, 410)