_ Git - youtube-dl/blob - test/test_write_annotations.py

   1 #!/usr/bin/env python
   2 # coding: utf-8
   3
   4 # Allow direct execution
   5 import os
   6 import sys
   7 import unittest
   8 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
   9
  10 from test.helper import get_params, global_setup, try_rm
  11 global_setup()
  12
  13
  14 import io
  15
  16 import xml.etree.ElementTree
  17
  18 import youtube_dl.YoutubeDL
  19 import youtube_dl.extractor
  20
  21
  22 class YoutubeDL(youtube_dl.YoutubeDL):
  23     def __init__(self, *args, **kwargs):
  24         super(YoutubeDL, self).__init__(*args, **kwargs)
  25         self.to_stderr = self.to_screen
  26
  27 params = get_params({
  28     'writeannotations': True,
  29     'skip_download': True,
  30     'writeinfojson': False,
  31     'format': 'flv',
  32 })
  33
  34
  35
  36 TEST_ID = 'gr51aVj-mLg'
  37 ANNOTATIONS_FILE = TEST_ID + '.flv.annotations.xml'
  38 EXPECTED_ANNOTATIONS = ['Speech bubble', 'Note', 'Title', 'Spotlight', 'Label']
  39
  40 class TestAnnotations(unittest.TestCase):
  41     def setUp(self):
  42         # Clear old files
  43         self.tearDown()
  44
  45
  46     def test_info_json(self):
  47         expected = list(EXPECTED_ANNOTATIONS) #Two annotations could have the same text.
  48         ie = youtube_dl.extractor.YoutubeIE()
  49         ydl = YoutubeDL(params)
  50         ydl.add_info_extractor(ie)
  51         ydl.download([TEST_ID])
  52         self.assertTrue(os.path.exists(ANNOTATIONS_FILE))
  53         annoxml = None
  54         with io.open(ANNOTATIONS_FILE, 'r', encoding='utf-8') as annof:
  55                 annoxml = xml.etree.ElementTree.parse(annof)
  56         self.assertTrue(annoxml is not None, 'Failed to parse annotations XML')
  57         root = annoxml.getroot()
  58         self.assertEqual(root.tag, 'document')
  59         annotationsTag = root.find('annotations')
  60         self.assertEqual(annotationsTag.tag, 'annotations')
  61         annotations = annotationsTag.findall('annotation')
  62
  63         #Not all the annotations have TEXT children and the annotations are returned unsorted.
  64         for a in annotations:
  65                 self.assertEqual(a.tag, 'annotation')
  66                 if a.get('type') == 'text':
  67                         textTag = a.find('TEXT')
  68                         text = textTag.text
  69                         self.assertTrue(text in expected) #assertIn only added in python 2.7
  70                         #remove the first occurance, there could be more than one annotation with the same text
  71                         expected.remove(text)
  72         #We should have seen (and removed) all the expected annotation texts.
  73         self.assertEqual(len(expected), 0, 'Not all expected annotations were found.')
  74
  75
  76     def tearDown(self):
  77         try_rm(ANNOTATIONS_FILE)
  78
  79 if __name__ == '__main__':
  80     unittest.main()