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# -*- coding: utf-8 -*-
"""
Pygments LaTeX formatter tests
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
:copyright: Copyright 2006-2020 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import os
import tempfile
from os import path
import pytest
from pygments.formatters import LatexFormatter
from pygments.lexers import PythonLexer
TESTDIR = path.dirname(path.abspath(__file__))
TESTFILE = path.join(TESTDIR, 'test_latex_formatter.py')
def test_valid_output():
with open(TESTFILE) as fp:
tokensource = list(PythonLexer().get_tokens(fp.read()))
fmt = LatexFormatter(full=True, encoding='latin1')
handle, pathname = tempfile.mkstemp('.tex')
# place all output files in /tmp too
old_wd = os.getcwd()
os.chdir(os.path.dirname(pathname))
tfile = os.fdopen(handle, 'wb')
fmt.format(tokensource, tfile)
tfile.close()
try:
import subprocess
po = subprocess.Popen(['latex', '-interaction=nonstopmode',
pathname], stdout=subprocess.PIPE)
ret = po.wait()
output = po.stdout.read()
po.stdout.close()
except OSError as e:
# latex not available
pytest.skip(str(e))
else:
if ret:
print(output)
assert not ret, 'latex run reported errors'
os.unlink(pathname)
os.chdir(old_wd)
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