old_contents: from django.test import TestCase
  
  from ..models import Testimonial
  from ..templatetags.pinax_testimonials_tags import \
      random_testimonial as random_testimonial_tag
  from ..templatetags.pinax_testimonials_tags import \
      random_testimonials as random_testimonials_tag
  from ..templatetags.pinax_testimonials_tags import \
      testimonials as testimonials_tag
  
  
  class TestTags(TestCase):
  
      def setUp(self):
          self.first = Testimonial.objects.create(
              text="first text",
              author="first",
              active=True
          )
          self.second = Testimonial.objects.create(
              text="second text",
              author="second",
              active=True
          )
          # Create an inactive testimonial which should not get returned.
          self.inactive = Testimonial.objects.create(
              text="inactive text",
              author="inactive",
              # active=False  # set False by default
          )
          self.third = Testimonial.objects.create(
              text="third text",
              author="third",
              active=True
          )
  
      def test_random_testimonials(self):
          """
          Ensure tag returns all active testimonials.
          """
          testimonials = random_testimonials_tag(3)
          self.assertSetEqual(set(testimonials), set([self.first, self.second, self.third]))
  
      def test_random_testimonial(self):
          """
          Ensure we receive one Testimonial instance.
          """
          testimonial = random_testimonial_tag()
          self.assertTrue(isinstance(testimonial, Testimonial))
  
      def test_testimonials(self):
          """
          Ensure tag returns all active testimonials in reverse creation order.
          """
          testimonials = testimonials_tag(3)
          self.assertSequenceEqual(testimonials, [self.third, self.second, self.first])
  
new_contents: from django.test import TestCase
  
  from ..models import Testimonial
  from ..templatetags.pinax_testimonials_tags import \
      random_testimonial as random_testimonial_tag
  from ..templatetags.pinax_testimonials_tags import \
      random_testimonials as random_testimonials_tag
  from ..templatetags.pinax_testimonials_tags import \
      testimonials as testimonials_tag
  
  
  class TestTags(TestCase):
  
      def setUp(self):
          self.first = Testimonial.objects.create(
              text="first text",
              author="first",
              active=True
          )
          self.second = Testimonial.objects.create(
              text="second text",
              author="second",
              active=True
          )
          # Create an inactive testimonial which should not get returned.
          self.inactive = Testimonial.objects.create(
              text="inactive text",
              author="inactive",
              # active=False  # set False by default
          )
          self.third = Testimonial.objects.create(
              text="third text",
              author="third",
              active=True
          )
  
      def test_random_testimonials(self):
          """
          Ensure tag returns all active testimonials.
          """
          testimonials = random_testimonials_tag(3)
          self.assertSetEqual(set(testimonials), set([self.first, self.second, self.third]))
  
      def test_random_testimonial(self):
          """
          Ensure we receive one Testimonial instance.
          """
          testimonial = random_testimonial_tag()
          self.assertTrue(isinstance(testimonial, Testimonial))
  
      def test_testimonials(self):
          """
          Ensure tag returns all active testimonials in reverse creation order.
          """
          testimonials = testimonials_tag(3)
          self.assertSequenceEqual(testimonials, [self.third, self.second, self.first])
  
          testimonials = testimonials_tag()
          self.assertSequenceEqual(testimonials, [self.third, self.second, self.first])
  
subject: Add test for no parameter