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from unittest import TestCase, mock
from parameterized import parameterized
import mistletoe.latex_renderer
from mistletoe.latex_renderer import LaTeXRenderer
from mistletoe import markdown
class TestLaTeXRenderer(TestCase):
def setUp(self):
self.renderer = LaTeXRenderer()
self.renderer.render_inner = mock.Mock(return_value='inner')
self.renderer.__enter__()
self.addCleanup(self.renderer.__exit__, None, None, None)
def _test_token(self, token_name, expected_output, children=True,
without_attrs=None, **kwargs):
render_func = self.renderer.render_map[token_name]
children = mock.MagicMock(spec=list) if children else None
mock_token = mock.Mock(children=children, **kwargs)
without_attrs = without_attrs or []
for attr in without_attrs:
delattr(mock_token, attr)
self.assertEqual(render_func(mock_token), expected_output)
def test_strong(self):
self._test_token('Strong', '\\textbf{inner}')
def test_emphasis(self):
self._test_token('Emphasis', '\\textit{inner}')
def test_inline_code(self):
func_path = 'mistletoe.latex_renderer.LaTeXRenderer.render_raw_text'
for content, expected in {'inner': '\\verb|inner|',
'a + b': '\\verb|a + b|',
'a | b': '\\verb!a | b!',
'|ab!|': '\\verb"|ab!|"',
}.items():
with mock.patch(func_path, return_value=content):
self._test_token('InlineCode', expected, content=content)
content = mistletoe.latex_renderer.verb_delimiters
with self.assertRaises(RuntimeError):
with mock.patch(func_path, return_value=content):
self._test_token('InlineCode', None, content=content)
def test_strikethrough(self):
self._test_token('Strikethrough', '\\sout{inner}')
def test_image(self):
expected = '\n\\includegraphics{src}\n'
self._test_token('Image', expected, src='src')
@parameterized.expand([
('page', '\\href{page}{inner}'),
('page%3A+with%3A+escape', '\\href{page\\%3A+with\\%3A+escape}{inner}'),
('page#target', '\\href{page\\#target}{inner}')
])
def test_link(self, target, expected):
self._test_token('Link', expected, target=target)
@parameterized.expand([
('page', '\\url{page}'),
('page%3A+with%3A+escape', '\\url{page\\%3A+with\\%3A+escape}'),
('page#target', '\\url{page\\#target}')
])
def test_autolink(self, target, expected):
self._test_token('AutoLink', expected, target=target)
def test_math(self):
expected = '$ 1 + 2 = 3 $'
self._test_token('Math', expected,
children=False, content='$ 1 + 2 = 3 $')
def test_raw_text(self):
expected = '\\$\\&\\#\\{\\}'
self._test_token('RawText', expected,
children=False, content='$&#{}')
def test_heading(self):
expected = '\n\\section{inner}\n'
self._test_token('Heading', expected, level=1)
def test_quote(self):
expected = '\\begin{displayquote}\ninner\\end{displayquote}\n'
self._test_token('Quote', expected)
def test_paragraph(self):
expected = '\ninner\n'
self._test_token('Paragraph', expected)
def test_block_code(self):
func_path = 'mistletoe.latex_renderer.LaTeXRenderer.render_raw_text'
with mock.patch(func_path, return_value='inner'):
expected = '\n\\begin{lstlisting}[language=sh]\ninner\\end{lstlisting}\n'
self._test_token('BlockCode', expected, language='sh')
def test_list(self):
expected = '\\begin{itemize}\ninner\\end{itemize}\n'
self._test_token('List', expected, start=None)
def test_list_item(self):
self._test_token('ListItem', '\\item inner\n')
def test_table_with_header(self):
func_path = 'mistletoe.latex_renderer.LaTeXRenderer.render_table_row'
with mock.patch(func_path, autospec=True, return_value='row\n'):
expected = '\\begin{tabular}{l c r}\nrow\n\\hline\ninner\\end{tabular}\n'
self._test_token('Table', expected, column_align=[None, 0, 1])
def test_table_without_header(self):
expected = ('\\begin{tabular}\ninner\\end{tabular}\n')
self._test_token('Table', expected, without_attrs=['header'],
column_align=[None])
def test_table_row(self):
self._test_token('TableRow', ' \\\\\n')
def test_table_cell(self):
self._test_token('TableCell', 'inner')
def test_thematic_break(self):
self._test_token('ThematicBreak', '\\hrulefill\n')
def test_line_break(self):
self._test_token('LineBreak', '\\newline\n', soft=False)
def test_document(self):
expected = ('\\documentclass{article}\n'
'\\begin{document}\n'
'inner'
'\\end{document}\n')
self._test_token('Document', expected, footnotes={})
class TestHtmlEntity(TestCase):
def test_html_entity(self):
self.assertIn('hello \\& goodbye', markdown('hello & goodbye', LaTeXRenderer))
def test_html_entity_in_link_target(self):
self.assertIn('\\href{foo}{hello}', markdown('[hello](foo)', LaTeXRenderer))
class TestLaTeXFootnotes(TestCase):
def setUp(self):
self.renderer = LaTeXRenderer()
self.renderer.__enter__()
self.addCleanup(self.renderer.__exit__, None, None, None)
def test_footnote_image(self):
from mistletoe import Document
raw = ['![alt][foo]\n', '\n', '[foo]: bar "title"\n']
expected = ('\\documentclass{article}\n'
'\\usepackage{graphicx}\n'
'\\begin{document}\n'
'\n'
'\n\\includegraphics{bar}\n'
'\n'
'\\end{document}\n')
self.assertEqual(self.renderer.render(Document(raw)), expected)
def test_footnote_link(self):
from mistletoe import Document
raw = ['[name][key]\n', '\n', '[key]: target\n']
expected = ('\\documentclass{article}\n'
'\\usepackage{hyperref}\n'
'\\begin{document}\n'
'\n'
'\\href{target}{name}'
'\n'
'\\end{document}\n')
self.assertEqual(self.renderer.render(Document(raw)), expected)
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