def test_csv_missing(self):
        self.assertTrue(execute([
                ('read|CSVFile', identifier, [
                    ('file', [('File', self._test_dir + '/test.csv')]),
                ]),
                ('ExtractColumn', identifier, [
                    ('column_name', [('String', 'col not here')]),
                ]),
            ],
            [
                (0, 'value', 1, 'table'),
            ]))
Applies all validators on the value.
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/packages/tabledata/read/read_csv.py/CSVTestCase.test_csv_missing--crossover with--dataset/ETHPy150Open mitsuhiko/fungiform/fungiform/forms.py/Field.apply_validators