text: from core.misc import utils
  
  
  class TestUtils:
      def test_make_tuple_fromstr(self):
          # given
          no_args = "()"
          one_arg = "('one',)"
          two_args = "('one', 'two')"
          unicode_args = u"('one', 'two', 'three')"
  
          # when
          no_args = utils.make_tuple_fromstr(no_args, str)
          one_arg = utils.make_tuple_fromstr(one_arg, str)
          two_args = utils.make_tuple_fromstr(two_args, str)
          unicode_args = utils.make_tuple_fromstr(unicode_args, str)
  
          # then
          assert no_args == ()
          assert len(one_arg) == 1
          assert len(two_args) == 2
          assert len(unicode_args) == 3
  