'Test the _write_data_validations() method. Data validation example 1 from docs (with options turned off)'

def test_write_data_validations_1b(self):

    self.worksheet.data_validation('A1', {'validate': 'integer', 'criteria': '>', 'value': 0, 'ignore_blank': 0, 'show_input': 0, 'show_error': 0})
    self.worksheet._write_data_validations()
    exp = '<dataValidations    count="1"><dataValidation    type="whole"    operator="greaterThan"    sqref="A1"><formula1>0</formula1></dataValidation></dataValidations>'
    got = self.fh.getvalue()
    exp = _xml_to_list(exp)
    got = _xml_to_list(got)
    self.assertEqual(got, exp)
