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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
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testing/web-platform/tests/html/browsers/the-window-object/window-named-properties.html Normal file
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<!doctype html>
<meta charset=utf-8>
<title>Changes to named properties of the window object</title>
<link rel="author" title="Ms2ger" href="ms2ger@gmail.com">
<link rel="author" title="Boris Zbarsky" href="bzbarsky@mit.edu">
<link rel="help" href="https://html.spec.whatwg.org/multipage/#window">
<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-window-nameditem">
<link rel="help" href="https://heycam.github.io/webidl/#named-properties-object">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<iframe name="bar"></iframe>
<iframe name="baz"></iframe>
<iframe name="baz"></iframe>
<iframe name="constructor"></iframe>
<script>
function assert_data_propdesc(pd, Writable, Enumerable, Configurable) {
assert_equals(typeof pd, "object");
assert_equals(pd.writable, Writable);
assert_equals(pd.enumerable, Enumerable);
assert_equals(pd.configurable, Configurable);
}
test(function() {
assert_true("bar" in window, "bar not in window");
assert_equals(window["bar"],
document.getElementsByTagName("iframe")[0].contentWindow);
}, "Static name");
test(function() {
assert_true("bar" in Window.prototype, "bar in Window.prototype");
assert_false(Window.prototype.hasOwnProperty("bar"), "Window.prototype.hasOwnProperty(\"bar\")");
var gsp = Object.getPrototypeOf(Object.getPrototypeOf(window));
assert_true("bar" in gsp, "bar in gsp");
assert_true(gsp.hasOwnProperty("bar"), "gsp.hasOwnProperty(\"bar\")");
assert_data_propdesc(Object.getOwnPropertyDescriptor(gsp, "bar"),
true, false, true);
}, "Static name on the prototype");
test(function() {
assert_equals(window.constructor, Window);
assert_false(window.hasOwnProperty("constructor"), "window.constructor should not be an own property.");
var proto = Object.getPrototypeOf(window);
assert_equals(proto.constructor, Window);
assert_true("constructor" in proto, "constructor in proto");
assert_data_propdesc(Object.getOwnPropertyDescriptor(proto, "constructor"),
true, false, true);
var gsp = Object.getPrototypeOf(proto);
assert_true("constructor" in gsp, "constructor in gsp");
assert_false(gsp.hasOwnProperty("constructor"), "gsp.hasOwnProperty(\"constructor\")");
assert_equals(Object.getOwnPropertyDescriptor(gsp, "constructor"), undefined);
}, "constructor");
test(function() {
var gsp = Object.getPrototypeOf(Object.getPrototypeOf(window));
var names = Object.getOwnPropertyNames(gsp);
assert_equals(names.filter((name) => name == "baz").length, 1);
}, "duplicate property names")
var t = async_test("Dynamic name")
var t2 = async_test("Ghost name")
t.step(function() {
var iframe = document.getElementsByTagName("iframe")[0];
iframe.setAttribute("src", "data:text/html,<script>window.name='foo'<\/script>");
iframe.onload = function() {
t.step(function() {
assert_true("foo" in window, "foo not in window");
assert_equals(window["foo"], iframe.contentWindow);
});
t.done();
t2.step(function() {
assert_false("bar" in window, "bar still in window");
assert_equals(window["bar"], undefined);
});
t2.done();
};
});
</script>