diff -r 000000000000 -r 6474c204b198 dom/browser-element/mochitest/browserElement_Metachange.js
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/browser-element/mochitest/browserElement_Metachange.js Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,153 @@
+/* Any copyright is dedicated to the public domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that the onmozbrowsermetachange event works.
+"use strict";
+
+SimpleTest.waitForExplicitFinish();
+browserElementTestHelpers.setEnabledPref(true);
+browserElementTestHelpers.addPermission();
+
+function createHtml(meta) {
+ return 'data:text/html,' + meta + '';
+}
+
+function createHtmlWithLang(meta, lang) {
+ return 'data:text/html,' + meta + '';
+}
+
+function createMeta(name, content) {
+ return '';
+}
+
+function createMetaWithLang(name, content, lang) {
+ 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 meta elements but don't listen for
+ // metachanges; we want to make sure that its metachange 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 metachange events on it.
+ var iframe3 = document.createElement('iframe');
+ document.body.appendChild(iframe3);
+
+ var numMetaChanges = 0;
+
+ iframe1.addEventListener('mozbrowsermetachange', function(e) {
+
+ numMetaChanges++;
+
+ if (numMetaChanges == 1) {
+ is(e.detail.name, 'application-name');
+ is(e.detail.content, 'foobar');
+
+ // We should recieve metachange events when the user creates new metas
+ 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 (numMetaChanges == 2) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'new_foobar', 'content matches');
+ ok(!("lang" in e.detail), 'lang not present');
+
+ // Full new pages should trigger metachange events
+ iframe1.src = createHtml(createMeta('application-name', '3rd_foobar'));
+ }
+ else if (numMetaChanges == 3) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, '3rd_foobar', 'content matches');
+ ok(!("lang" in e.detail), 'lang not present');
+
+ // Test setting a page with multiple meta elements
+ iframe1.src = createHtml(createMeta('application-name', 'foobar_1') + createMeta('application-name', 'foobar_2'));
+ }
+ else if (numMetaChanges == 4) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'foobar_1', 'content matches');
+ ok(!("lang" in e.detail), 'lang not present');
+ // 2 events will be triggered by previous test, wait for next
+ }
+ else if (numMetaChanges == 5) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'foobar_2', 'content matches');
+ ok(!("lang" in e.detail), 'lang not present');
+
+ // Test the language
+ iframe1.src = createHtml(createMetaWithLang('application-name', 'foobar_lang_1', 'en'));
+ }
+ else if (numMetaChanges == 6) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'foobar_lang_1', 'content matches');
+ is(e.detail.lang, 'en', 'language matches');
+
+ // Test the language in the ancestor element
+ iframe1.src = createHtmlWithLang(createMeta('application-name', 'foobar_lang_2'), 'es');
+ }
+ else if (numMetaChanges == 7) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'foobar_lang_2', 'content matches');
+ is(e.detail.lang, 'es', 'language matches');
+
+ // Test the language in the ancestor element
+ iframe1.src = createHtmlWithLang(createMetaWithLang('application-name', 'foobar_lang_3', 'it'), 'fi');
+ }
+ else if (numMetaChanges == 8) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'foobar_lang_3', 'content matches');
+ is(e.detail.lang, 'it', 'language matches');
+
+ // Test the content-language
+ iframe1.src = "http://test/tests/dom/browser-element/mochitest/file_browserElement_Metachange.sjs?ru";
+ }
+ else if (numMetaChanges == 9) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'sjs', 'content matches');
+ is(e.detail.lang, 'ru', 'language matches');
+
+ // Test the content-language
+ iframe1.src = "http://test/tests/dom/browser-element/mochitest/file_browserElement_Metachange.sjs?ru|dk";
+ }
+ else if (numMetaChanges == 10) {
+ is(e.detail.name, 'application-name', 'name matches');
+ is(e.detail.content, 'sjs', 'content matches');
+ is(e.detail.lang, 'dk', 'language matches');
+
+ // Test the language
+ SimpleTest.finish();
+ } else {
+ ok(false, 'Too many metachange events.');
+ }
+ });
+
+ iframe3.addEventListener('mozbrowsermetachange', function(e) {
+ ok(false, 'Should not get a metachange event for iframe3.');
+ });
+
+
+ iframe1.src = createHtml(createMeta('application-name', 'foobar'));
+ // We should not recieve meta change events for either of the below iframes
+ iframe2.src = createHtml(createMeta('application-name', 'foobar'));
+ iframe3.src = createHtml(createMeta('application-name', 'foobar'));
+
+}
+
+addEventListener('testready', runTest);