'Test loading module with a one-character name'

def test_load_short_name(self):

    module = self.load_module_by_name('x')
    self.assertIsInstance(module, types.ModuleType)
    self.assertEqual(module.__name__, 'x')
    self.assertEqual(module.str_const, 'something    different')
    self.assertNotIn('x', sys.modules)
