old_contents: # -*- coding: utf-8 -*-
  
  from __future__ import absolute_import
  
  import mock
  
  from sentry import app
  from sentry.testutils import TestCase
  
  
  class AppTest(TestCase):
      def test_buffer_is_a_buffer(self):
          from sentry.buffer.base import Buffer
          self.assertEquals(type(app.buffer), Buffer)
  
  
  class GetBufferTest(TestCase):
      @mock.patch('sentry.app.import_string')
      def test_instantiates_class_with_options(self, import_string):
          options = {'hello': 'world'}
          path = 'lol.FooBar'
  
          result = app.get_instance(path, options)
  
          import_string.assert_called_once_with(path)
          import_string.return_value.assert_called_once_with(**options)
  
          assert result == import_string.return_value.return_value
  
new_contents: # -*- coding: utf-8 -*-
  
  from __future__ import absolute_import
  
  from sentry import app
  from sentry.testutils import TestCase
  
  
  class AppTest(TestCase):
      def test_buffer_is_a_buffer(self):
          from sentry.buffer.base import Buffer
          self.assertEquals(type(app.buffer), Buffer)
  
subject: Remove test that is probably more trouble than it's worth.