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-rw-r--r--test/test_jsinterp.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/test/test_jsinterp.py b/test/test_jsinterp.py
index 12e7b9b94..6c34bc896 100644
--- a/test/test_jsinterp.py
+++ b/test/test_jsinterp.py
@@ -459,6 +459,10 @@ class TestJSInterpreter(unittest.TestCase):
self._test('function f(){return undefined >> 5}', 0)
self._test('function f(){return 42 << NaN}', 42)
self._test('function f(){return 42 << Infinity}', 42)
+ self._test('function f(){return 0.0 << null}', 0)
+ self._test('function f(){return NaN << 42}', 0)
+ self._test('function f(){return "21.9" << 1}', 42)
+ self._test('function f(){return 21 << 4294967297}', 42)
def test_negative(self):
self._test('function f(){return 2 * -2.0 ;}', -4)