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Test Info:

<title>Test for Bug 1329288</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<!-- have a testlink which we can use for the test to open a new window -->
id="testlink">This is a link</a>
<script class="testbody" type="text/javascript">
* Description of the test:
* The test tries to open a new window and makes sure that a registered contentPolicy
* gets called with the right (a non null) 'context' for the TYPE_DOCUMENT load.
const Ci = SpecialPowers.Ci;
var categoryManager = SpecialPowers.Services.catMan;
var componentManager = SpecialPowers.Components.manager
// Content policy / factory implementation for the test
var policyID = SpecialPowers.wrap(SpecialPowers.Components).ID("{b80e19d0-878f-d41b-2654-194714a4115c}");
var policyName = ";1";
var policy = {
// nsISupports implementation
// eslint-disable-next-line mozilla/use-chromeutils-generateqi
QueryInterface(iid) {
iid = SpecialPowers.wrap(iid);
if (iid.equals(Ci.nsISupports) ||
iid.equals(Ci.nsIFactory) ||
return this;
throw SpecialPowers.Cr.NS_ERROR_NO_INTERFACE;
// nsIFactory implementation
createInstance(iid) {
return this.QueryInterface(iid);
// nsIContentPolicy implementation
shouldLoad(contentLocation, loadInfo, mimeTypeGuess) {
let contentType = loadInfo.externalContentPolicyType;
let context = loadInfo.loadingContext;
if (SpecialPowers.wrap(contentLocation).spec !== document.getElementById("testlink").href) {
// not the URI we are looking for, allow the load
return Ci.nsIContentPolicy.ACCEPT;
is(contentType, Ci.nsIContentPolicy.TYPE_DOCUMENT,
"needs to be type document load");
ok(context, "context is not allowed to be null");
"context should be the current window");
// remove the policy and finish test.
categoryManager.deleteCategoryEntry("content-policy", policyName, false);
setTimeout(function() {
// Component must be unregistered delayed, otherwise other content
// policy will not be removed from the category correctly
componentManager.unregisterFactory(policyID, policy);
}, 0);
return Ci.nsIContentPolicy.REJECT_REQUEST;
shouldProcess(contentLocation, loadInfo, mimeTypeGuess) {
return Ci.nsIContentPolicy.ACCEPT;
policy = SpecialPowers.wrapCallbackObject(policy);
componentManager.registerFactory(policyID, "Test content policy", policyName, policy);
categoryManager.addCategoryEntry("content-policy", policyName, policyName, false, true);
// now everything is set up, let's start the test