new_contents: from django.core.urlresolvers import reverse, resolve
  
  from test_plus.test import TestCase
  
  
  class TestUserURLs(TestCase):
      """Test URL patterns for users app."""
  
      def setUp(self):
          self.user = self.make_user()
  
      def test_list_reverse(self):
          """users:list should reverse to /users/."""
          self.assertEqual(reverse('users:list'), '/users/')
  
      def test_list_resolve(self):
          """/users/ should resolve to users:list."""
          self.assertEqual(resolve('/users/').view_name, 'users:list')
  
      def test_redirect_reverse(self):
          """users:redirect should reverse to /users/~redirect/."""
          self.assertEqual(reverse('users:redirect'), '/users/~redirect/')
  
      def test_redirect_resolve(self):
          """/users/~redirect/ should resolve to users:redirect."""
          self.assertEqual(
              resolve('/users/~redirect/').view_name,
              'users:redirect'
          )
  
      def test_detail_reverse(self):
          """users:detail should reverse to /users/testuser/."""
          self.assertEqual(
              reverse('users:detail', kwargs={'username': 'testuser'}),
              '/users/testuser/'
          )
  
      def test_detail_resolve(self):
          """/users/testuser/ should resolve to users:detail."""
          self.assertEqual(resolve('/users/testuser/').view_name, 'users:detail')
  
      def test_update_reverse(self):
          """users:update should reverse to /users/~update/."""
          self.assertEqual(reverse('users:update'), '/users/~update/')
  
      def test_update_resolve(self):
          """/users/~update/ should resolve to users:update."""
          self.assertEqual(
              resolve('/users/~update/').view_name,
              'users:update'
          )
  
subject: Test users app URL patterns