yt-dlp/test/test_postprocessors.py

#!/usr/bin/env python

from __future__ import unicode_literals

# Allow direct execution
import os
import sys
import unittest
sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from youtube_dl.postprocessor import MetadataFromTitlePP


class TestMetadataFromTitle(unittest.TestCase):
    def test_format_to_regex(self):
        pp = MetadataFromTitlePP(None, '%(title)s - %(artist)s')
        self.assertEqual(pp._titleregex, r'(?P<title>.+)\ \-\ (?P<artist>.+)')