old_contents: from django.core.urlresolvers import reverse
  from django.test import Client
  
  from projects.models import Project
  from innovate import urls
  
  
  def test_routes():
      c = Client()
      for pattern in urls.urlpatterns:
          response = c.get(reverse(pattern.name))
          assert response.status_code == 301
          assert response.has_header('location')
          location = response.get('location', None)
          assert location is not None
          response = c.get(location)
          assert response.status_code == 200
  
  
  def test_featured():
      project = Project.objects.create(
          name=u'Test Project',
          slug=u'test-project',
          description=u'Blah',
          featured=True
      )
      c = Client()
      response = c.get('/en-US/')
      assert response.status_code == 200
      assert project.name in response.content
  
new_contents: from django.core.urlresolvers import reverse
  from django.test import Client
  from django.test.client import RequestFactory
  
  from projects.models import Project
  from innovate import urls
  from innovate.views import handle404, handle500
  
  
  def test_routes():
      c = Client()
      for pattern in urls.urlpatterns:
          response = c.get(reverse(pattern.name))
          assert response.status_code == 301
          assert response.has_header('location')
          location = response.get('location', None)
          assert location is not None
          response = c.get(location)
          assert response.status_code == 200
  
  
  def test_featured():
      project = Project.objects.create(
          name=u'Test Project',
          slug=u'test-project',
          description=u'Blah',
          featured=True
      )
      c = Client()
      response = c.get('/en-US/')
      assert response.status_code == 200
      assert project.name in response.content
  
  
  def test_404_handler():
      """Test that the 404 error handler renders and gives the correct code."""
      response = handle404(RequestFactory().get('/not/a/real/path/'))
      assert response.status_code == 404
  
  def test_500_handler():
      """Test that the 500 error handler renders and gives the correct code."""
      response = handle500(RequestFactory().get('/not/a/real/path/'))
      assert response.status_code == 500
  
subject: Add tests for the 404 and 500 error handlers.