old_contents: from .utils import DustyTestCase
  
  from dusty.warnings import Warnings
  
  class TestWarnings(DustyTestCase):
      def setUp(self):
          super(TestWarnings, self).setUp()
          self.warnings = Warnings()
  
      def test_warn(self):
          message_1 = 'Something is wrong, yo'
          message_2 = 'Yo this thing is also wrong'
          self.warnings.warn('test', message_1)
          self.assertItemsEqual(self.warnings._stored, {'test': [message_1]})
          self.warnings.warn('test', message_2)
          self.assertItemsEqual(self.warnings._stored, {'test': [message_1, message_2]})
  
      def test_has_warnings(self):
          self.assertFalse(self.warnings.has_warnings)
          self.warnings.warn('test', 'yo')
          self.assertTrue(self.warnings.has_warnings)
  
      def test_pretty_with_no_warnings(self):
          self.assertEqual(self.warnings.pretty(), "")
  
      def test_pretty(self):
          message_1 = 'Something is wrong, yo'
          message_2 = 'Something is very wrong, and that something takes way more than 80 characters to communicate the fact that it is wrong'
          self.warnings.warn('test', message_1)
          self.warnings.warn('test', message_2)
          self.assertEqual(self.warnings.pretty(), "WARNING (test): Something is wrong, yo\nWARNING (test): Something is very wrong, and that something takes way more than 80 characters to\ncommunicate the fact that it is wrong")
  
      def test_clear_namespace(self):
          self.warnings.warn('test', 'Something is wrong, yo')
          self.assertEqual(len(self.warnings._stored['test']), 1)
          self.warnings.clear_namespace('test')
          self.assertEqual(len(self.warnings._stored['test']), 0)
  
new_contents: from .utils import DustyTestCase
  
  from dusty.warnings import Warnings
  
  class TestWarnings(DustyTestCase):
      def setUp(self):
          super(TestWarnings, self).setUp()
          self.warnings = Warnings()
  
      def test_warn(self):
          message_1 = 'Something is wrong, yo'
          message_2 = 'Yo this thing is also wrong'
          self.warnings.warn('test', message_1)
          self.assertItemsEqual(self.warnings._stored, {'test': [message_1]})
          self.warnings.warn('test', message_2)
          self.assertItemsEqual(self.warnings._stored, {'test': [message_1, message_2]})
  
      def test_has_warnings(self):
          self.assertFalse(self.warnings.has_warnings)
          self.warnings.warn('test', 'yo')
          self.assertTrue(self.warnings.has_warnings)
  
      def test_pretty_with_no_warnings(self):
          self.assertEqual(self.warnings.pretty(), "")
  
      def test_pretty(self):
          message_1 = 'Something is wrong, yo'
          message_2 = 'Something is very wrong, and that something takes way more than 80 characters to communicate the fact that it is wrong'
          self.warnings.warn('test', message_1)
          self.warnings.warn('test', message_2)
          self.assertEqual(self.warnings.pretty(), "WARNING (test): Something is wrong, yo\nWARNING (test): Something is very wrong, and that something takes way more than 80 characters to\ncommunicate the fact that it is wrong")
  
      def test_clear_namespace(self):
          self.warnings.warn('test', 'Something is wrong, yo')
          self.assertEqual(len(self.warnings._stored['test']), 1)
          self.warnings.clear_namespace('test')
          self.assertEqual(len(self.warnings._stored['test']), 0)
  
      def test_clear_namespace_leaves_others_unaffected(self):
          self.warnings.warn('test', 'Something is wrong, yo')
          self.assertEqual(len(self.warnings._stored['test']), 1)
          self.warnings.clear_namespace('some-other-namespace')
          self.assertEqual(len(self.warnings._stored['test']), 1)
  
subject: Add a test for other namespaces clearing