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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=937317
+-->
+<window title="Mozilla Bug 937317"
+ xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+ <script 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 href="https://bugzilla.mozilla.org/show_bug.cgi?id=937317"
+ target="_blank">Mozilla Bug 937317</a>
+ </body>
+
+ <!-- test code goes here -->
+ <iframe src="./file_empty.html"></iframe>
+ <script type="application/javascript">
+ <![CDATA[
+
+ /** Test for the script settings stack. **/
+ SimpleTest.waitForExplicitFinish();
+ SpecialPowers.pushPrefEnv({"set": [["security.allow_eval_with_system_principal",
+ true]]});
+ addLoadEvent(function() {
+ let iwin = window[0];
+
+ // Smoketest.
+ is(Cu.getIncumbentGlobal(), window, "smoketest");
+
+ // Calling a cross-compartment non-scripted function changes the
+ // compartment, but not the incumbent script settings object.
+ var sb = new Cu.Sandbox(window, { wantComponents: true });
+ is(sb.Components.utils.getIncumbentGlobal(), window, "cross-compartment sb non-scripted");
+ is(iwin.Components.utils.getIncumbentGlobal(), window, "cross-compartment win non-scripted");
+
+ // If we call a scripted function in the other compartment, that becomes
+ // the incumbent script.
+ function gib() { return Cu.getIncumbentGlobal(); };
+ Cu.evalInSandbox(gib.toSource(), sb);
+ iwin.eval(gib.toSource());
+ is(sb.gib(), sb, "cross-compartment sb scripted");
+ is(iwin.gib(), iwin, "cross-compartment win scripted");
+
+ // Eval-ing top-level script in another component makes that compartment the
+ // incumbent script.
+ is(Cu.evalInSandbox('Components.utils.getIncumbentGlobal()', sb), sb, 'eval sb');
+ is(iwin.eval('Components.utils.getIncumbentGlobal()'), iwin, 'eval iwin');
+
+ // Make sure that the callback mechanism works.
+ function makeCallback(expectedGlobal, deferred, kind) {
+ function cb(incumbentGlobal) {
+ is(incumbentGlobal, expectedGlobal, "Callback got the right incumbent global: " + kind);
+ if (deferred)
+ deferred.resolve();
+ }
+ info("Generated callback: " + kind);
+ return cb;
+ }
+
+ var bound = Cu.getIncumbentGlobal.bind(Cu, makeCallback(window, undefined, "simple bound"));
+ is(bound(), window, "Bound method returns the right global");
+
+ // Callbacks grab the incumbent script at the time of invocation.
+ //
+ // Note - We avoid calling the initial defer |d| so that it's not in-scope for everything below.
+ let initialDefer = Promise.withResolvers();
+ setTimeout(Cu.getIncumbentGlobal.bind(Cu, makeCallback(window, initialDefer, "same-global setTimeout")), 0);
+ initialDefer.promise.then(function() {
+
+ // Try cross-global setTimeout where |window| is the incumbent script when the callback is created.
+ let d = Promise.withResolvers();
+ iwin.setTimeout(Cu.getIncumbentGlobal.bind(Cu, makeCallback(window, d, "cross-global setTimeout by |window|")), 0);
+ return d.promise;
+ }).then(function() {
+
+ // Try cross-global setTimeout where |iwin| is the incumbent script when the callback is created.
+ let d = Promise.withResolvers();
+ iwin.wrappedJSObject.timeoutFun = Cu.getIncumbentGlobal.bind(Cu, makeCallback(iwin, d, "cross-global setTimeout by |iwin|"));
+ iwin.eval('setTimeout(timeoutFun, 0);');
+ return d.promise;
+ }).then(function() {
+
+ // The incumbent script override doesn't take effect if the callback is scripted.
+ let d = Promise.withResolvers();
+ iwin.wrappedJSObject.timeoutFun2 = Cu.getIncumbentGlobal.bind(Cu, makeCallback(iwin, d, "cross-global setTimeout of scripted function"));
+ iwin.eval('var timeoutFun2Wrapper = function() { timeoutFun2(); }');
+ setTimeout(iwin.wrappedJSObject.timeoutFun2Wrapper, 0);
+ return d.promise;
+ }).then(function() {
+
+ // Try event listeners.
+ let d = Promise.withResolvers();
+ let body = iwin.document.body;
+ body.addEventListener('click', Cu.getIncumbentGlobal.bind(Cu, makeCallback(window, d, "cross-global event listener")));
+ body.dispatchEvent(new iwin.MouseEvent('click'));
+ return d.promise;
+
+ }).then(function() {
+
+ // Try an event handler set by |iwin|.
+ let d = Promise.withResolvers();
+ let body = iwin.document.body;
+ iwin.wrappedJSObject.handler = Cu.getIncumbentGlobal.bind(Cu, makeCallback(iwin, d, "cross-global event handler"));
+ iwin.eval('document.body.onmousemove = handler');
+ body.dispatchEvent(new iwin.MouseEvent('mousemove'));
+ return d.promise;
+
+ }).then(function() {
+
+ // Try an event handler compiled by a content attribute.
+ let d = Promise.withResolvers();
+ let body = iwin.document.body;
+ iwin.wrappedJSObject.innerHandler = Cu.getIncumbentGlobal.bind(Cu, makeCallback(iwin, d, "cross-global compiled event handler"));
+ iwin.eval("document.body.setAttribute('onmouseout', 'innerHandler()')");
+ body.dispatchEvent(new iwin.MouseEvent('mouseout'));
+ return d.promise;
+ }).then(function() {
+
+ SimpleTest.finish();
+ });
+ });
+
+ ]]>
+ </script>
+</window>