| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script> |
| description("Test that it is not possible to set the prototype of Window or Location."); |
| |
| var protoSetter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set; |
| |
| shouldBe("Object.getPrototypeOf(window)", "Window.prototype"); |
| shouldThrowErrorName("Object.setPrototypeOf(window, Node.prototype)", "TypeError"); |
| shouldBe("Object.getPrototypeOf(window)", "Window.prototype"); |
| |
| shouldBe("Object.getPrototypeOf(window)", "Window.prototype"); |
| shouldThrowErrorName("protoSetter.call(window, Node.prototype)", "TypeError"); |
| shouldBe("Object.getPrototypeOf(window)", "Window.prototype"); |
| |
| shouldBe("Object.getPrototypeOf(window)", "Window.prototype"); |
| shouldThrowErrorName("window.__proto__ = Node.prototype", "TypeError"); |
| shouldBe("Object.getPrototypeOf(window)", "Window.prototype"); |
| |
| shouldBe("Object.getPrototypeOf(window.location)", "Location.prototype"); |
| shouldThrowErrorName("Object.setPrototypeOf(window.location, Node.prototype)", "TypeError"); |
| shouldBe("Object.getPrototypeOf(window.location)", "Location.prototype"); |
| |
| shouldBe("Object.getPrototypeOf(window.location)", "Location.prototype"); |
| shouldThrowErrorName("protoSetter.call(window.location, Node.prototype)", "TypeError"); |
| shouldBe("Object.getPrototypeOf(window.location)", "Location.prototype"); |
| |
| shouldBe("Object.getPrototypeOf(window.location)", "Location.prototype"); |
| shouldThrowErrorName("window.location.__proto__ = Node.prototype", "TypeError"); |
| shouldBe("Object.getPrototypeOf(window.location)", "Location.prototype"); |
| |
| shouldNotThrow("Object.setPrototypeOf(window, window.__proto__)"); |
| shouldNotThrow("Object.setPrototypeOf(window.location, window.location.__proto__)"); |
| |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </script> |
