<!doctype html> <html> <head> <title>Testing Selection Events</title> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script> <script type="text/javascript" src="/tests/SimpleTest/SpawnTask.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> </head> <body> <iframe width="500"></iframe> <script> add_task(function* () { // Push the correct preferences for the test yield new Promise((done) => { SpecialPowers.pushPrefEnv({'set': [['dom.select_events.enabled', true]]}, done); }); // Start the actual test yield new Promise((done) => { var iframe = document.querySelector('iframe'); iframe.addEventListener('load', done); iframe.setAttribute('src', 'frameSelectEvents.html'); }); // The child iframe will call add_task before we reach this point, // and will handle the rest of the test. }); </script> </body> </html>