def test_sep_by(self):
digit_list = digit.map(int).sep_by(string(','))
self.assertEqual(digit_list.parse('1,2,3,4'), [1, 2, 3, 4])
self.assertEqual(digit_list.parse('9,0,4,7'), [9, 0, 4, 7])
self.assertEqual(digit_list.parse('3,7'), [3, 7])
self.assertEqual(digit_list.parse('8'), [8])
self.assertEqual(digit_list.parse(''), [])
self.assertRaises(ParseError, digit_list.parse, '8,')
self.assertRaises(ParseError, digit_list.parse, ',9')
self.assertRaises(ParseError, digit_list.parse, '82')
self.assertRaises(ParseError, digit_list.parse, '7.6')
def test_sep_by_with_min_and_max(self):
digit_list = digit.map(int).sep_by(string(','), min=2, max=4)
self.assertEqual(digit_list.parse('1,2,3,4'), [1, 2, 3, 4])
self.assertEqual(digit_list.parse('9,0,4,7'), [9, 0, 4, 7])
self.assertEqual(digit_list.parse('3,7'), [3, 7])
self.assertRaises(ParseError, digit_list.parse, '8')
self.assertRaises(ParseError, digit_list.parse, '')
self.assertRaises(ParseError, digit_list.parse, '8,')
self.assertRaises(ParseError, digit_list.parse, ',9')
self.assertRaises(ParseError, digit_list.parse, '82')
self.assertRaises(ParseError, digit_list.parse, '7.6')
self.assertEqual(digit.sep_by(string(","), max=0).parse(''), [])
def test_map(self):
parser = digit.map(int)
self.assertEqual(parser.parse('7'),
7)