/* 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(); browserElementTestHelpers.allowTopLevelDataURINavigation(); 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 createMetaWithProperty(property, content) { return ''; } function runTest() { var iframe1 = document.createElement('iframe'); iframe1.setAttribute('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'); iframe2.setAttribute('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 Open Graph property iframe1.src = createHtml(createMetaWithProperty('og:description', 'Fascinating article')); // We should not get event if property doesn't start with 'og:' iframe3.src = createHtml(createMetaWithProperty('go:description', 'Fascinating article')); } else if (numMetaChanges == 11) { is(e.detail.name, 'og:description', 'property name matches'); is(e.detail.content, 'Fascinating article', 'content matches'); // Sometimes 'name' is used instead of 'property'. Verify that works. iframe1.src = createHtml(createMeta('og:title', 'One weird trick!')); // We should not get event if property doesn't start with 'og:' iframe3.src = createHtml(createMeta('go:title', 'One weird trick!')); } else if (numMetaChanges == 12) { is(e.detail.name, 'og:title', 'property name matches'); is(e.detail.content, 'One weird trick!', 'content 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);