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"""Tests for conversions from markdown to other formats"""
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# Copyright (c) IPython Development Team.
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# Distributed under the terms of the Modified BSD License.
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from copy import copy
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from IPython.utils.py3compat import string_types
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from IPython.testing import decorators as dec
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from ...tests.base import TestsBase
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from ..markdown import markdown2latex, markdown2html, markdown2rst
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from jinja2 import Environment
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class TestMarkdown(TestsBase):
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tests = [
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'*test',
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'**test',
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'*test*',
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'_test_',
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'__test__',
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'__*test*__',
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'**test**',
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'#test',
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'##test',
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'test\n----',
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'test [link](https://google.com/)']
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tokens = [
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'*test',
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'**test',
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'test',
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'test',
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'test',
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'test',
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'test',
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'test',
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'test',
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'test',
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('test', 'https://google.com/')]
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@dec.onlyif_cmds_exist('pandoc')
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def test_markdown2latex(self):
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"""markdown2latex test"""
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for index, test in enumerate(self.tests):
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self._try_markdown(markdown2latex, test, self.tokens[index])
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@dec.onlyif_cmds_exist('pandoc')
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def test_pandoc_extra_args(self):
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# pass --no-wrap
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s = '\n'.join([
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"#latex {{long_line | md2l(['--no-wrap'])}}",
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"#rst {{long_line | md2r(['--columns', '5'])}}",
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])
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long_line = ' '.join(['long'] * 30)
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env = Environment()
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env.filters.update({
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'md2l': markdown2latex,
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'md2r': markdown2rst,
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})
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tpl = env.from_string(s)
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rendered = tpl.render(long_line=long_line)
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_, latex, rst = rendered.split('#')
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self.assertEqual(latex.strip(), 'latex %s' % long_line)
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self.assertEqual(rst.strip(), 'rst %s' % long_line.replace(' ', '\n'))
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def test_markdown2html(self):
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"""markdown2html test"""
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for index, test in enumerate(self.tests):
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self._try_markdown(markdown2html, test, self.tokens[index])
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def test_markdown2html_math(self):
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# Mathematical expressions should be passed through unaltered
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cases = [("\\begin{equation*}\n"
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"\\left( \\sum_{k=1}^n a_k b_k \\right)^2 \\leq \\left( \\sum_{k=1}^n a_k^2 \\right) \\left( \\sum_{k=1}^n b_k^2 \\right)\n"
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"\\end{equation*}"),
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("$$\n"
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"a = 1 *3* 5\n"
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"$$"),
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"$ a = 1 *3* 5 $",
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]
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for case in cases:
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self.assertIn(case, markdown2html(case))
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@dec.onlyif_cmds_exist('pandoc')
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def test_markdown2rst(self):
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"""markdown2rst test"""
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#Modify token array for rst, escape asterik
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tokens = copy(self.tokens)
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tokens[0] = r'\*test'
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tokens[1] = r'\*\*test'
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for index, test in enumerate(self.tests):
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self._try_markdown(markdown2rst, test, tokens[index])
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def _try_markdown(self, method, test, tokens):
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results = method(test)
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if isinstance(tokens, string_types):
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assert tokens in results
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else:
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for token in tokens:
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assert token in results
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