def test_extensions_file(self):
f = NamedTemporaryFile(mode="w", delete=False)
f.write("foo\n# bar\nbaz\n")
f.close()
markup = MarkdownMarkup()
extensions = markup._load_extensions_list_from_file(f.name)
self.assertEqual(extensions, ["foo", "baz"])
remove(f.name)
