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[youtubedl] / test / test_write_annotations.py
1 #!/usr/bin/env python
2 # coding: utf-8
3 from __future__ import unicode_literals
4
5 # Allow direct execution
6 import os
7 import sys
8 import unittest
9 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
10
11 from test.helper import get_params, try_rm
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
28 params = get_params({
29 'writeannotations': True,
30 'skip_download': True,
31 'writeinfojson': False,
32 'format': 'flv',
33 })
34
35
36 TEST_ID = 'gr51aVj-mLg'
37 ANNOTATIONS_FILE = TEST_ID + '.annotations.xml'
38 EXPECTED_ANNOTATIONS = ['Speech bubble', 'Note', 'Title', 'Spotlight', 'Label']
39
40
41 class TestAnnotations(unittest.TestCase):
42 def setUp(self):
43 # Clear old files
44 self.tearDown()
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 occurrence, 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 def tearDown(self):
76 try_rm(ANNOTATIONS_FILE)
77
78
79 if __name__ == '__main__':
80 unittest.main()