diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/test_jsinterp.py | 120 |
1 files changed, 119 insertions, 1 deletions
diff --git a/test/test_jsinterp.py b/test/test_jsinterp.py index 665af4668..863e52458 100644 --- a/test/test_jsinterp.py +++ b/test/test_jsinterp.py @@ -7,8 +7,10 @@ import unittest sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) +import math +import re -from yt_dlp.jsinterp import JSInterpreter +from yt_dlp.jsinterp import JS_Undefined, JSInterpreter class TestJSInterpreter(unittest.TestCase): @@ -66,6 +68,9 @@ class TestJSInterpreter(unittest.TestCase): jsi = JSInterpreter('function f(){return 0 && 1 || 2;}') self.assertEqual(jsi.call_function('f'), 2) + jsi = JSInterpreter('function f(){return 0 ?? 42;}') + self.assertEqual(jsi.call_function('f'), 0) + 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]) @@ -229,6 +234,119 @@ class TestJSInterpreter(unittest.TestCase): ''') self.assertEqual(jsi.call_function('x')([]), 1) + def test_null(self): + jsi = JSInterpreter(''' + function x() { return null; } + ''') + self.assertEqual(jsi.call_function('x'), None) + + jsi = JSInterpreter(''' + function x() { return [null > 0, null < 0, null == 0, null === 0]; } + ''') + self.assertEqual(jsi.call_function('x'), [False, False, False, False]) + + jsi = JSInterpreter(''' + function x() { return [null >= 0, null <= 0]; } + ''') + self.assertEqual(jsi.call_function('x'), [True, True]) + + def test_undefined(self): + jsi = JSInterpreter(''' + function x() { return undefined === undefined; } + ''') + self.assertEqual(jsi.call_function('x'), True) + + jsi = JSInterpreter(''' + function x() { return undefined; } + ''') + self.assertEqual(jsi.call_function('x'), JS_Undefined) + + jsi = JSInterpreter(''' + function x() { let v; return v; } + ''') + self.assertEqual(jsi.call_function('x'), JS_Undefined) + + jsi = JSInterpreter(''' + function x() { return [undefined === undefined, undefined == undefined, undefined < undefined, undefined > undefined]; } + ''') + self.assertEqual(jsi.call_function('x'), [True, True, False, False]) + + jsi = JSInterpreter(''' + function x() { return [undefined === 0, undefined == 0, undefined < 0, undefined > 0]; } + ''') + self.assertEqual(jsi.call_function('x'), [False, False, False, False]) + + jsi = JSInterpreter(''' + function x() { return [undefined >= 0, undefined <= 0]; } + ''') + self.assertEqual(jsi.call_function('x'), [False, False]) + + jsi = JSInterpreter(''' + function x() { return [undefined > null, undefined < null, undefined == null, undefined === null]; } + ''') + self.assertEqual(jsi.call_function('x'), [False, False, True, False]) + + jsi = JSInterpreter(''' + function x() { return [undefined === null, undefined == null, undefined < null, undefined > null]; } + ''') + self.assertEqual(jsi.call_function('x'), [False, True, False, False]) + + jsi = JSInterpreter(''' + function x() { let v; return [42+v, v+42, v**42, 42**v, 0**v]; } + ''') + for y in jsi.call_function('x'): + self.assertTrue(math.isnan(y)) + + jsi = JSInterpreter(''' + function x() { let v; return v**0; } + ''') + self.assertEqual(jsi.call_function('x'), 1) + + jsi = JSInterpreter(''' + function x() { let v; return [v>42, v<=42, v&&42, 42&&v]; } + ''') + self.assertEqual(jsi.call_function('x'), [False, False, JS_Undefined, JS_Undefined]) + + jsi = JSInterpreter('function x(){return undefined ?? 42; }') + self.assertEqual(jsi.call_function('x'), 42) + + def test_object(self): + jsi = JSInterpreter(''' + function x() { return {}; } + ''') + self.assertEqual(jsi.call_function('x'), {}) + + jsi = JSInterpreter(''' + function x() { let a = {m1: 42, m2: 0 }; return [a["m1"], a.m2]; } + ''') + self.assertEqual(jsi.call_function('x'), [42, 0]) + + jsi = JSInterpreter(''' + function x() { let a; return a?.qq; } + ''') + self.assertEqual(jsi.call_function('x'), JS_Undefined) + + jsi = JSInterpreter(''' + function x() { let a = {m1: 42, m2: 0 }; return a?.qq; } + ''') + self.assertEqual(jsi.call_function('x'), JS_Undefined) + + def test_regex(self): + jsi = JSInterpreter(''' + function x() { let a=/,,[/,913,/](,)}/; } + ''') + self.assertEqual(jsi.call_function('x'), None) + + jsi = JSInterpreter(''' + function x() { let a=/,,[/,913,/](,)}/; return a; } + ''') + self.assertIsInstance(jsi.call_function('x'), re.Pattern) + + jsi = JSInterpreter(''' + function x() { let a=/,,[/,913,/](,)}/i; return a; } + ''') + self.assertEqual(jsi.call_function('x').flags & re.I, re.I) + if __name__ == '__main__': unittest.main() |