@skip_on_acorn
    def test__proto__asignment(self):

        self.setUp()
        self.run_script('''
            var obj = {foo: 'bar', __proto__: null};
        ''')
        self.assert_silent()
Make sure that setting __proto__ doesn't traceback.
dataset/ETHPy150Open mozilla/app-validator/tests/js/test_prototypes.py/TestProtoAssignment.test__proto__asignment