[jsinterp] Fix for youtube player c81bbb4a

test/test_jsinterp.py

@@ -212,6 +212,11 @@ class TestJSInterpreter(unittest.TestCase):
         ''')
         self.assertEqual(jsi.call_function('x'), 7)
 
+        jsi = JSInterpreter('''
+        function x() { return (l=[0,1,2,3], function(a, b){return a+b})((l[1], l[2]), l[3]) }
+        ''')
+        self.assertEqual(jsi.call_function('x'), 5)
+
     def test_void(self):
         jsi = JSInterpreter('''
         function x() { return void 42; }

test/test_youtube_signature.py

@@ -102,6 +102,10 @@ _NSIG_TESTS = [
         'https://www.youtube.com/s/player/4c3f79c5/player_ias.vflset/en_US/base.js',
         'TDCstCG66tEAO5pR9o', 'dbxNtZ14c-yWyw',
     ),
+    (
+        'https://www.youtube.com/s/player/c81bbb4a/player_ias.vflset/en_US/base.js',
+        'gre3EcLurNY2vqp94', 'Z9DfGxWP115WTg',
+    ),
 ]