Method test_invalid_with_no_lines

Lib/test/test_string/test_string.py:422–440

(self)

        self.assertEqual(val, 'PyCon in Cleveland')

    def test_invalid_with_no_lines(self):
        # The error formatting for invalid templates
        # has a special case for no data that the default
        # pattern can't trigger (always has at least '$')
        # So we craft a pattern that is always invalid
        # with no leading data.
        class MyTemplate(Template):
            pattern = r"""
              (?P<invalid>) |
              unreachable(
                (?P<named>)   |
                (?P<braced>)  |
                (?P<escaped>)
              )
            """
        s = MyTemplate('')
        with self.assertRaises(ValueError) as err:
            s.substitute({})
        self.assertIn('line 1, col 1', str(err.exception))

    def test_unicode_values(self):
        s = Template('$who likes $what')