From 49b4ceaedf92db85177cfa10542bddbed16529c7 Mon Sep 17 00:00:00 2001
From: pukkandan <pukkandan.ytdlp@gmail.com>
Date: Mon, 15 Aug 2022 03:20:36 +0530
Subject: [jsinterp] Bring or-par with youtube-dl

Partially cherry-picked from: https://github.com/ytdl-org/youtube-dl/commit/d231b56717c73ee597d2e077d11b69ed48a1b02d

Authored by pukkandan, dirkf
---
 test/test_jsinterp.py | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'test/test_jsinterp.py')

diff --git a/test/test_jsinterp.py b/test/test_jsinterp.py
index 48e2abcf6..c97f6dcfb 100644
--- a/test/test_jsinterp.py
+++ b/test/test_jsinterp.py
@@ -48,6 +48,9 @@ class TestJSInterpreter(unittest.TestCase):
         jsi = JSInterpreter('function f(){return 1 << 5;}')
         self.assertEqual(jsi.call_function('f'), 32)
 
+        jsi = JSInterpreter('function f(){return 2 ** 5}')
+        self.assertEqual(jsi.call_function('f'), 32)
+
         jsi = JSInterpreter('function f(){return 19 & 21;}')
         self.assertEqual(jsi.call_function('f'), 17)
 
@@ -57,6 +60,12 @@ class TestJSInterpreter(unittest.TestCase):
         jsi = JSInterpreter('function f(){return []? 2+3: 4;}')
         self.assertEqual(jsi.call_function('f'), 5)
 
+        jsi = JSInterpreter('function f(){return 1 == 2}')
+        self.assertEqual(jsi.call_function('f'), False)
+
+        jsi = JSInterpreter('function f(){return 0 && 1 || 2;}')
+        self.assertEqual(jsi.call_function('f'), 2)
+
     def test_array_access(self):
         jsi = JSInterpreter('function f(){var x = [1,2,3]; x[0] = 4; x[0] = 5; x[2.0] = 7; return x;}')
         self.assertEqual(jsi.call_function('f'), [5, 2, 7])
@@ -114,6 +123,16 @@ class TestJSInterpreter(unittest.TestCase):
         }''')
         self.assertEqual(jsi.call_function('x'), [20, 20, 30, 40, 50])
 
+    def test_builtins(self):
+        jsi = JSInterpreter('''
+        function x() { return new Date('Wednesday 31 December 1969 18:01:26 MDT') - 0; }
+        ''')
+        self.assertEqual(jsi.call_function('x'), 86000)
+        jsi = JSInterpreter('''
+        function x(dt) { return new Date(dt) - 0; }
+        ''')
+        self.assertEqual(jsi.call_function('x', 'Wednesday 31 December 1969 18:01:26 MDT'), 86000)
+
     def test_call(self):
         jsi = JSInterpreter('''
         function x() { return 2; }
@@ -188,6 +207,17 @@ class TestJSInterpreter(unittest.TestCase):
         ''')
         self.assertEqual(jsi.call_function('x'), 7)
 
+        jsi = JSInterpreter('''
+        function x() { a=5; return (a -= 1, a+=3, a); }
+        ''')
+        self.assertEqual(jsi.call_function('x'), 7)
+
+    def test_void(self):
+        jsi = JSInterpreter('''
+        function x() { return void 42; }
+        ''')
+        self.assertEqual(jsi.call_function('x'), None)
+
     def test_return_function(self):
         jsi = JSInterpreter('''
         function x() { return [1, function(){return 1}][1] }
-- 
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