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[jsinterp] Bring or-par with youtube-dl

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Partially cherry-picked from: d231b56717

Authored by pukkandan, dirkf
This commit is contained in:
pukkandan
2022-08-15 03:20:36 +05:30
parent d711839760
commit 49b4ceaedf
4 changed files with 67 additions and 20 deletions
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30
test/test_jsinterp.py
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@ -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] }