diff -r 000000000000 -r 6474c204b198 dom/browser-element/mochitest/browserElement_Manifestchange.js
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/browser-element/mochitest/browserElement_Manifestchange.js Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,96 @@
+/* Any copyright is dedicated to the public domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that the onmozbrowsermanifestchange event works.
+"use strict";
+
+SimpleTest.waitForExplicitFinish();
+browserElementTestHelpers.setEnabledPref(true);
+browserElementTestHelpers.addPermission();
+
+function createHtml(manifest) {
+ return 'data:text/html,' + manifest + '';
+}
+
+function createManifest(href) {
+ return '';
+}
+
+function runTest() {
+ var iframe1 = document.createElement('iframe');
+ SpecialPowers.wrap(iframe1).mozbrowser = true;
+ document.body.appendChild(iframe1);
+
+ // iframe2 is a red herring; we modify its manifest link elements but don't
+ // listen for manifestchanges; we want to make sure that its manifestchange
+ // events aren't picked up by the listener on iframe1.
+ var iframe2 = document.createElement('iframe');
+ SpecialPowers.wrap(iframe2).mozbrowser = true;
+ document.body.appendChild(iframe2);
+
+ // iframe3 is another red herring. It's not a mozbrowser, so we shouldn't
+ // get any manifestchange events on it.
+ var iframe3 = document.createElement('iframe');
+ document.body.appendChild(iframe3);
+
+ var numManifestChanges = 0;
+
+ iframe1.addEventListener('mozbrowsermanifestchange', function(e) {
+
+ numManifestChanges++;
+
+ if (numManifestChanges == 1) {
+ is(e.detail.href, 'manifest.1', 'manifest.1 matches');
+
+ // We should recieve manifestchange events when the user creates new
+ // manifests
+ SpecialPowers.getBrowserFrameMessageManager(iframe1)
+ .loadFrameScript("data:,content.document.title='New title';",
+ /* allowDelayedLoad = */ false);
+
+ SpecialPowers.getBrowserFrameMessageManager(iframe1)
+ .loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '')",
+ /* allowDelayedLoad = */ false);
+
+ SpecialPowers.getBrowserFrameMessageManager(iframe2)
+ .loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '')",
+ /* allowDelayedLoad = */ false);
+ }
+ else if (numManifestChanges == 2) {
+ is(e.detail.href, 'manifest.2', 'manifest.2 matches');
+
+ // Full new pages should trigger manifestchange events
+ iframe1.src = createHtml(createManifest('manifest.3'));
+ }
+ else if (numManifestChanges == 3) {
+ is(e.detail.href, 'manifest.3', 'manifest.3 matches');
+
+ // Test setting a page with multiple manifest link elements
+ iframe1.src = createHtml(createManifest('manifest.4a') + createManifest('manifest.4b'));
+ }
+ else if (numManifestChanges == 4) {
+ is(e.detail.href, 'manifest.4a', 'manifest.4a matches');
+ // 2 events will be triggered by previous test, wait for next
+ }
+ else if (numManifestChanges == 5) {
+ is(e.detail.href, 'manifest.4b', 'manifest.4b matches');
+ SimpleTest.finish();
+ } else {
+ ok(false, 'Too many manifestchange events.');
+ }
+ });
+
+ iframe3.addEventListener('mozbrowsermanifestchange', function(e) {
+ ok(false, 'Should not get a manifestchange event for iframe3.');
+ });
+
+
+ iframe1.src = createHtml(createManifest('manifest.1'));
+ // We should not recieve manifest change events for either of the below iframes
+ iframe2.src = createHtml(createManifest('manifest.1'));
+ iframe3.src = createHtml(createManifest('manifest.1'));
+
+}
+
+addEventListener('testready', runTest);
+