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|
import unittest
import io
import textwrap
from webvtt import srt
from webvtt.errors import MalformedFileError
from webvtt.models import Caption
class TestSRTCueBlock(unittest.TestCase):
def test_is_valid(self):
self.assertTrue(srt.SRTCueBlock.is_valid(textwrap.dedent('''
1
00:00:00,500 --> 00:00:07,000
Caption #1
''').strip().split('\n'))
)
self.assertTrue(srt.SRTCueBlock.is_valid(textwrap.dedent('''
1
00:00:00,500 --> 00:00:07,000
Caption #1 line 1
Caption #1 line 2
''').strip().split('\n'))
)
self.assertFalse(srt.SRTCueBlock.is_valid(textwrap.dedent('''
00:00:00,500 --> 00:00:07,000
Caption #1
''').strip().split('\n'))
)
self.assertFalse(srt.SRTCueBlock.is_valid(textwrap.dedent('''
1
00:00:00.500 --> 00:00:07.000
Caption #1
''').strip().split('\n'))
)
self.assertFalse(srt.SRTCueBlock.is_valid(textwrap.dedent('''
1
00:00:00,500 --> 00:00:07,000
''').strip().split('\n'))
)
self.assertFalse(srt.SRTCueBlock.is_valid(textwrap.dedent('''
1
Caption #1
''').strip().split('\n'))
)
self.assertFalse(srt.SRTCueBlock.is_valid(textwrap.dedent('''
Caption #1
''').strip().split('\n'))
)
self.assertFalse(srt.SRTCueBlock.is_valid(textwrap.dedent('''
00:00:00,500 --> 00:00:07,000
''').strip().split('\n'))
)
def test_from_lines(self):
cue_block = srt.SRTCueBlock.from_lines(textwrap.dedent('''
1
00:00:00,500 --> 00:00:07,000
Caption #1 line 1
Caption #1 line 2
''').strip().split('\n')
)
self.assertEqual(cue_block.index, '1')
self.assertEqual(
cue_block.start,
'00:00:00,500'
)
self.assertEqual(
cue_block.end,
'00:00:07,000'
)
self.assertEqual(
cue_block.payload,
['Caption #1 line 1', 'Caption #1 line 2']
)
class TestSRTModule(unittest.TestCase):
def test_parse_invalid_format(self):
self.assertRaises(
MalformedFileError,
srt.parse,
textwrap.dedent('''
00:00:00,500 --> 00:00:07,000
Caption text #1
00:00:07,000 --> 00:00:11,890
Caption text #2
''').strip().split('\n')
)
def test_parse_captions(self):
captions = srt.parse(
textwrap.dedent('''
1
00:00:00,500 --> 00:00:07,000
Caption #1
2
00:00:07,000 --> 00:00:11,890
Caption #2 line 1
Caption #2 line 2
''').strip().split('\n')
)
self.assertEqual(len(captions), 2)
self.assertIsInstance(captions[0], Caption)
self.assertIsInstance(captions[1], Caption)
self.assertEqual(
str(captions[0]),
'00:00:00.500 00:00:07.000 Caption #1'
)
self.assertEqual(
str(captions[1]),
r'00:00:07.000 00:00:11.890 Caption #2 line 1\n'
'Caption #2 line 2'
)
def test_write(self):
out = io.StringIO()
captions = [
Caption(start='00:00:00.500',
end='00:00:07.000',
text='Caption #1'
),
Caption(start='00:00:07.000',
end='00:00:11.890',
text=['Caption #2 line 1',
'Caption #2 line 2'
]
)
]
captions[0].comments.append('Comment for the first caption')
captions[1].comments.append('Comment for the second caption')
srt.write(out, captions)
out.seek(0)
self.assertEqual(
out.read(),
textwrap.dedent('''
1
00:00:00,500 --> 00:00:07,000
Caption #1
2
00:00:07,000 --> 00:00:11,890
Caption #2 line 1
Caption #2 line 2
''').strip()
)
|
