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[jsinterp] Fix division (#7279)

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* Fixes nsig decryption for Youtube JS player `8c7583ff`

Authored by: bashonly
This commit is contained in:
bashonly
2023-06-10 17:49:12 -05:00
committed by GitHub
parent 4f7b11cc1c
commit b4a252fba8
3 changed files with 12 additions and 1 deletions
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7
test/test_jsinterp.py
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@ -28,6 +28,13 @@ class TestJSInterpreter(unittest.TestCase):
def test_calc(self):
self._test('function f(a){return 2*a+1;}', 7, args=[3])
def test_div(self):
jsi = JSInterpreter('function f(a, b){return a / b;}')
self.assertTrue(math.isnan(jsi.call_function('f', 0, 0)))
self.assertTrue(math.isnan(jsi.call_function('f', JS_Undefined, 1)))
self.assertTrue(math.isinf(jsi.call_function('f', 2, 0)))
self.assertEqual(jsi.call_function('f', 0, 3), 0)
def test_empty_return(self):
self._test('function f(){return; y()}', None)