#!/usr/bin/env python
# -*- coding: UTF-8 -*-

# Copyright (c) 2020, Sandflow Consulting LLC
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"""Roundtrip unit tests for the SRT reader and writer"""

# pylint: disable=R0201,C0115,C0116,W0212
import unittest
import io
import os
import xml.etree.ElementTree as et

import ttconv.srt.reader as srt_reader
import ttconv.srt.writer as srt_writer
import ttconv.imsc.reader as imsc_reader


class SrtReaderWriterTest(unittest.TestCase):

  def test_imsc_1_test_suite(self):
    for root, _subdirs, files in os.walk("src/test/resources/ttml/imsc-tests/imsc1/ttml"):
      for filename in files:
        (name, ext) = os.path.splitext(filename)
        if ext == ".ttml":
          with self.subTest(name):
            tree = et.parse(os.path.join(root, filename))
            doc = imsc_reader.to_model(tree)
            srt_file = srt_writer.from_model(doc)
            srt_reader.to_model(io.StringIO(srt_file))

if __name__ == '__main__':
  unittest.main()
