<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=744830 --> <head> <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> <!-- <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script> --> <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SpawnTask.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=166235">Mozilla Bug 166235</a> <div id="testnodes"><span>hi</span> there <!-- mon ami --></div> <pre id="test"> <script type="application/javascript"> add_task(function* () { const initialPrefValue = SpecialPowers.getBoolPref("mathml.disabled"); SpecialPowers.setBoolPref("mathml.disabled", true); const Cu = SpecialPowers.Components.utils; const { ContentTaskUtils } = Cu.import("resource://testing-common/ContentTaskUtils.jsm", {}); let t = document.getElementById('testnodes'); let url = 'chrome://mochitests/content/chrome/layout/mathml/tests/mathml_example_test.html' const chromeIframeEl = document.createElement('iframe'); let chromeLoadPromise = ContentTaskUtils.waitForEvent(chromeIframeEl, 'load', false); chromeIframeEl.src = url; t.appendChild(chromeIframeEl); yield chromeLoadPromise; const chromeBR = chromeIframeEl.contentDocument.body.getBoundingClientRect(); url = "http://mochi.test:8888/chrome/layout/mathml/tests/mathml_example_test.html"; const iframeEl = document.createElement('iframe'); iframeEl.src = url; let loadPromise = ContentTaskUtils.waitForEvent(iframeEl, 'load', false); t.appendChild(iframeEl); yield loadPromise; const contentBR = iframeEl.contentDocument.body.getBoundingClientRect(); ok(chromeBR.height > contentBR.height, "Chrome content height should be bigger than content due to layout"); ok(!iframeEl.contentDocument.getElementById('svgel').hasExtension("http://www.w3.org/1998/Math/MathML"), 'SVG namespace support is disabled in content iframe'); ok(chromeIframeEl.contentDocument.getElementById('svgel').hasExtension("http://www.w3.org/1998/Math/MathML"), 'SVG namespace support is enabled in chrome iframe'); SpecialPowers.setBoolPref("mathml.disabled", initialPrefValue); }); </script> </pre> </body> </html>