Method test_writelines

Lib/test/test_io/test_textio.py:778–784

(self)

        self.assertEqual(reads, "A"*127+"\nB")

    def test_writelines(self):
        l = ['ab', 'cd', 'ef']
        buf = self.BytesIO()
        txt = self.TextIOWrapper(buf, encoding="utf-8")
        txt.writelines(l)
        txt.flush()
        self.assertEqual(buf.getvalue(), b'abcdef')

    def test_writelines_userlist(self):
        l = UserList(['ab', 'cd', 'ef'])