gobyexample/vendor/pygments/tests/test_using_api.py
2016-12-27 08:10:47 -08:00

41 lines
1.1 KiB
Python

# -*- coding: utf-8 -*-
"""
Pygments tests for using()
~~~~~~~~~~~~~~~~~~~~~~~~~~
:copyright: Copyright 2006-2015 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import unittest
from pygments.lexer import using, bygroups, this, RegexLexer
from pygments.token import String, Text, Keyword
class TestLexer(RegexLexer):
tokens = {
'root': [
(r'#.*',
using(this, state='invalid')),
(r'(")(.+?)(")',
bygroups(String, using(this, state='string'), String)),
(r'[^"]+', Text),
],
'string': [
(r'.+', Keyword),
],
}
class UsingStateTest(unittest.TestCase):
def test_basic(self):
expected = [(Text, 'a'), (String, '"'), (Keyword, 'bcd'),
(String, '"'), (Text, 'e\n')]
t = list(TestLexer().get_tokens('a"bcd"e'))
self.assertEqual(t, expected)
def test_error(self):
def gen():
return list(TestLexer().get_tokens('#a'))
self.assertRaises(KeyError, gen)