new_contents: from unittest import TestCase
  from ichnaea.util import _is_true
  
  
  class TestUtils(TestCase):
  
      def test_is_true(self):
          self.assertTrue(_is_true('1'))
          self.assertTrue(_is_true('true'))
          self.assertTrue(_is_true('True'))
          self.assertTrue(_is_true(True))
          self.assertFalse(_is_true(False))
          self.assertFalse(_is_true('false'))
  
subject: Add a test for the util module.