Test that it is not possible to set the prototype of Window or Location.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS Object.getPrototypeOf(window) is Window.prototype
PASS Object.setPrototypeOf(window, Node.prototype) threw exception TypeError: Cannot set prototype of immutable prototype object.
PASS Object.getPrototypeOf(window) is Window.prototype
PASS Object.getPrototypeOf(window) is Window.prototype
PASS protoSetter.call(window, Node.prototype) threw exception TypeError: Cannot set prototype of immutable prototype object.
PASS Object.getPrototypeOf(window) is Window.prototype
PASS Object.getPrototypeOf(window) is Window.prototype
PASS window.__proto__ = Node.prototype threw exception TypeError: Cannot set prototype of immutable prototype object.
PASS Object.getPrototypeOf(window) is Window.prototype
PASS Object.getPrototypeOf(window.location) is Location.prototype
PASS Object.setPrototypeOf(window.location, Node.prototype) threw exception TypeError: Cannot set prototype of immutable prototype object.
PASS Object.getPrototypeOf(window.location) is Location.prototype
PASS Object.getPrototypeOf(window.location) is Location.prototype
PASS protoSetter.call(window.location, Node.prototype) threw exception TypeError: Cannot set prototype of immutable prototype object.
PASS Object.getPrototypeOf(window.location) is Location.prototype
PASS Object.getPrototypeOf(window.location) is Location.prototype
PASS window.location.__proto__ = Node.prototype threw exception TypeError: Cannot set prototype of immutable prototype object.
PASS Object.getPrototypeOf(window.location) is Location.prototype
PASS Object.setPrototypeOf(window, window.__proto__) did not throw exception.
PASS Object.setPrototypeOf(window.location, window.location.__proto__) did not throw exception.
PASS successfullyParsed is true

TEST COMPLETE