Tests that Object.getOwnPropertyDescriptor() works correctly for Window properties

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


* Window.screen
PASS descriptor.get is an instance of Function
PASS descriptor.set is an instance of Function
PASS descriptor.enumerable is true
PASS descriptor.configurable is true
PASS descriptor.get.call(nonWindowObject) threw exception TypeError: The Window.screen getter can only be used on instances of Window.
PASS descriptor.get.call(window) === window.screen is true
PASS descriptor.get.call() === window.screen is true

* Window.navigator
PASS descriptor.get is an instance of Function
PASS descriptor.set is undefined.
PASS descriptor.enumerable is true
PASS descriptor.configurable is true
PASS descriptor.get.call(nonWindowObject) threw exception TypeError: The Window.navigator getter can only be used on instances of Window.
PASS descriptor.get.call(window) === window.navigator is true
PASS descriptor.get.call() === window.navigator is true

* Window.self
PASS descriptor.get is an instance of Function
PASS descriptor.set is an instance of Function
PASS descriptor.enumerable is true
PASS descriptor.configurable is true
PASS descriptor.get.call(nonWindowObject) threw exception TypeError: The Window.self getter can only be used on instances of Window.
PASS descriptor.get.call(window) === window.self is true
PASS descriptor.get.call() === window.self is true

* Window.frameElement
PASS descriptor.get is an instance of Function
PASS descriptor.set is undefined.
PASS descriptor.enumerable is true
PASS descriptor.configurable is true
PASS descriptor.get.call(nonWindowObject) threw exception TypeError: The Window.frameElement getter can only be used on instances of Window.
PASS descriptor.get.call(window) === window.frameElement is true
PASS descriptor.get.call() === window.frameElement is true

* Window.name
PASS descriptor.get is an instance of Function
PASS descriptor.set is an instance of Function
PASS descriptor.enumerable is true
PASS descriptor.configurable is true
PASS descriptor.get.call(nonWindowObject) threw exception TypeError: The Window.name getter can only be used on instances of Window.
PASS descriptor.get.call(window) === window.name is true
PASS descriptor.get.call() === window.name is true

* window.Node
PASS descriptor.enumerable is false
PASS descriptor.writable is true
PASS descriptor.configurable is true
PASS descriptor.value is window.Node

* window.__proto__.constructor
PASS descriptor.enumerable is false
PASS descriptor.writable is true
PASS descriptor.configurable is true
PASS descriptor.value is window.Window

PASS successfullyParsed is true

TEST COMPLETE