text: from django.template.defaultfilters import title
  from django.test import SimpleTestCase
  
  from ..utils import setup
  
  
  class TitleTests(SimpleTestCase):
  
      @setup({'title1': '{{ a|title }}'})
      def test_title1(self):
          output = self.engine.render_to_string('title1', {'a': 'JOE\'S CRAB SHACK'})
          self.assertEqual(output, 'Joe&#x27;s Crab Shack')
  
      @setup({'title2': '{{ a|title }}'})
      def test_title2(self):
          output = self.engine.render_to_string('title2', {'a': '555 WEST 53RD STREET'})
          self.assertEqual(output, '555 West 53rd Street')
  
  
  class FunctionTests(SimpleTestCase):
  
      def test_title(self):
          self.assertEqual(title('a nice title, isn\'t it?'), "A Nice Title, Isn't It?")
  
      def test_unicode(self):
          self.assertEqual(title('discoth\xe8que'), 'Discoth\xe8que')
  
      def test_non_string_input(self):
          self.assertEqual(title(123), '123')
  