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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/xpconnect/tests/chrome/test_weakmap_keys_preserved2.xul
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/xpconnect/tests/chrome/test_weakmap_keys_preserved2.xul')
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diff --git a/js/xpconnect/tests/chrome/test_weakmap_keys_preserved2.xul b/js/xpconnect/tests/chrome/test_weakmap_keys_preserved2.xul
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+++ b/js/xpconnect/tests/chrome/test_weakmap_keys_preserved2.xul
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+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=673468
+-->
+<window title="Mozilla Bug "
+ xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+ <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+
+ <!-- test results are displayed in the html:body -->
+ <body xmlns="http://www.w3.org/1999/xhtml">
+ <a id="testelem" href="https://bugzilla.mozilla.org/show_bug.cgi?id="
+ target="_blank">Mozilla Bug 673468</a>
+ </body>
+
+ <!-- test code goes here -->
+ <script type="application/javascript">
+ <![CDATA[
+ /** Test for Bug 673468 **/
+
+ let Cc = Components.classes;
+ let Cu = Components.utils;
+ let Ci = Components.interfaces;
+
+ SpecialPowers.DOMWindowUtils.garbageCollect();
+
+ let get_live_dom = function () {
+ return document.getElementById("testelem");
+ };
+
+ let wrappers_as_keys_test = function () {
+ let e = new MessageEvent("foo", { bubbles: false, cancellable: false,
+ data: { dummy: document.createElement("foo") }});
+ window.eeeevent = e;
+
+ let live_dom = e.data.dummy;
+ let dead_dom = document.createElement("div");
+ let dead_child = document.createElement("div");
+ dead_dom.appendChild(dead_child);
+ is(dead_dom.children.length, 1, "children have wrong length");
+ let wrappee = new Object();
+
+ dead_dom.abcxyz = wrappee;
+
+ let system = Cc["@mozilla.org/systemprincipal;1"].createInstance();
+ let sandbox = Cu.Sandbox(system);
+
+ sandbox.wrapper = wrappee;
+ sandbox.value = dead_dom;
+ let map = Cu.evalInSandbox("wm = new WeakMap(); wm.set(wrapper, value); wm", sandbox);
+ sandbox.wrapper = null;
+ sandbox.value = null;
+
+ live_dom.xyzabc = {wrappee: wrappee, m: map, sb: sandbox};
+
+ let key = ThreadSafeChromeUtils.nondeterministicGetWeakMapKeys(map)[0];
+ let value = map.get(key);
+ is(value.children.length, 1, "children have wrong length");
+ }
+
+ wrappers_as_keys_test();
+
+ let check_wrappers_as_keys = function () {
+ let live_dom = window.eeeevent.data.dummy;
+ let live_map = live_dom.xyzabc.m;
+ let sandbox = live_dom.xyzabc.sb;
+ is(ThreadSafeChromeUtils.nondeterministicGetWeakMapKeys(live_map).length, 1,
+ "Map should not be empty.");
+ let key = ThreadSafeChromeUtils.nondeterministicGetWeakMapKeys(live_map)[0];
+ let value = live_map.get(key);
+ is(value.children.length, 1, "children have wrong length");
+ }
+
+ Cu.schedulePreciseGC(function () {
+ SpecialPowers.DOMWindowUtils.cycleCollect();
+ SpecialPowers.DOMWindowUtils.garbageCollect();
+
+ check_wrappers_as_keys();
+ });
+
+ ]]>
+ </script>
+</window>