<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=602130 --> <head> <title>Test for Bug 602130</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="text/javascript" src="/tests/SimpleTest/EventUtils.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=602130">Mozilla Bug 602130</a> <p id="display"></p> <div id="content"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 602130 **/ SimpleTest.waitForExplicitFinish(); addLoadEvent(function() { var i = document.createElement("input"); document.body.appendChild(i); SpecialPowers.wrap(i).QueryInterface(SpecialPowers.Ci.nsIDOMNSEditableElement); i.select(); i.focus(); is(SpecialPowers.wrap(i).editor.transactionManager.numberOfUndoItems, 0, "The number of undo items should be 0 after initing the editor"); i.style.display = "none"; document.offsetWidth; i.style.display = ""; document.offsetWidth; i.select(); i.focus(); is(SpecialPowers.wrap(i).editor.transactionManager.numberOfUndoItems, 0, "The number of undo items should be 0 after re-initing the editor"); SimpleTest.finish(); }); </script> </pre> </body> </html>