'simple translation of a string with interpolation'

@setup({'i18n05': '{%    load    i18n    %}{%    blocktrans    %}xxx{{    anton    }}xxx{%    endblocktrans    %}'})
def test_i18n05(self):

    output = self.engine.render_to_string('i18n05', {'anton': 'yyy'})
    self.assertEqual(output, 'xxxyyyxxx')
