// "new" operator on them.
assertEquals("function", typeof (() => {}));
assertEquals(Function.prototype, Object.getPrototypeOf(() => {}));
-assertThrows("new (() => {})", TypeError);
+assertThrows(function() { new (() => {}); }, TypeError);
+assertFalse("prototype" in (() => {}));
// Check the different syntax variations
assertEquals(1, (() => 1)());