mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2024-09-10 00:58:17 +02:00
parent
f7f7a877bf
commit
1d7656184c
@ -445,6 +445,16 @@ def test_bitwise_operators_overflow(self):
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jsi = JSInterpreter('function x(){return 1236566549 << 5}')
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self.assertEqual(jsi.call_function('x'), 915423904)
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def test_bitwise_operators_typecast(self):
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jsi = JSInterpreter('function x(){return null << 5}')
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self.assertEqual(jsi.call_function('x'), 0)
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jsi = JSInterpreter('function x(){return undefined >> 5}')
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self.assertEqual(jsi.call_function('x'), 0)
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jsi = JSInterpreter('function x(){return 42 << NaN}')
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self.assertEqual(jsi.call_function('x'), 42)
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def test_negative(self):
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jsi = JSInterpreter("function f(){return 2 * -2.0;}")
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self.assertEqual(jsi.call_function('f'), -4)
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@ -146,6 +146,10 @@
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'https://www.youtube.com/s/player/6f20102c/player_ias.vflset/en_US/base.js',
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'lE8DhoDmKqnmJJ', 'pJTTX6XyJP2BYw',
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),
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(
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'https://www.youtube.com/s/player/cfa9e7cb/player_ias.vflset/en_US/base.js',
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'aCi3iElgd2kq0bxVbQ', 'QX1y8jGb2IbZ0w',
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),
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]
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@ -20,7 +20,12 @@
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def _js_bit_op(op):
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def zeroise(x):
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return 0 if x in (None, JS_Undefined) else x
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if x in (None, JS_Undefined):
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return 0
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with contextlib.suppress(TypeError):
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if math.isnan(x): # NB: NaN cannot be checked by membership
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return 0
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return x
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def wrapped(a, b):
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return op(zeroise(a), zeroise(b)) & 0xffffffff
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