55 lines
1.5 KiB
Python
55 lines
1.5 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Pygments regex lexer tests
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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:copyright: Copyright 2006-2015 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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import unittest
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from pygments.token import Text
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from pygments.lexer import RegexLexer
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from pygments.lexer import bygroups
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from pygments.lexer import default
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class TestLexer(RegexLexer):
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"""Test tuple state transitions including #pop."""
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tokens = {
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'root': [
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('a', Text.Root, 'rag'),
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('e', Text.Root),
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default(('beer', 'beer'))
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],
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'beer': [
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('d', Text.Beer, ('#pop', '#pop')),
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],
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'rag': [
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('b', Text.Rag, '#push'),
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('c', Text.Rag, ('#pop', 'beer')),
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],
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}
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class TupleTransTest(unittest.TestCase):
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def test(self):
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lx = TestLexer()
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toks = list(lx.get_tokens_unprocessed('abcde'))
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self.assertEqual(toks,
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[(0, Text.Root, 'a'), (1, Text.Rag, 'b'), (2, Text.Rag, 'c'),
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(3, Text.Beer, 'd'), (4, Text.Root, 'e')])
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def test_multiline(self):
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lx = TestLexer()
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toks = list(lx.get_tokens_unprocessed('a\ne'))
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self.assertEqual(toks,
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[(0, Text.Root, 'a'), (1, Text, u'\n'),
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(2, Text.Root, 'e')])
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def test_default(self):
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lx = TestLexer()
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toks = list(lx.get_tokens_unprocessed('d'))
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self.assertEqual(toks, [(0, Text.Beer, 'd')])
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