<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=597331 --> <head> <title>Test for Bug 597331</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script> <script type="text/javascript" src="/tests/SimpleTest/WindowSnapshot.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=597331">Mozilla Bug 597331</a> <p id="display"></p> <div id="content"> <textarea>line1 line2 line3 </textarea> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 597331 **/ SimpleTest.waitForExplicitFinish(); addLoadEvent(function() { SimpleTest.executeSoon(function() { var t = document.querySelector("textarea"); t.focus(); t.selectionStart = 4; t.selectionEnd = 4; SimpleTest.executeSoon(function() { t.getBoundingClientRect(); // flush layout var before = snapshotWindow(window, true); t.selectionStart = 5; t.selectionEnd = 5; t.addEventListener("keydown", function() { t.removeEventListener("keydown", arguments.callee, false); SimpleTest.executeSoon(function() { t.style.display = 'block'; document.body.offsetWidth; t.style.display = ''; document.body.offsetWidth; is(t.selectionStart, 4, "Cursor should be moved correctly"); is(t.selectionEnd, 4, "Cursor should be moved correctly"); var after = snapshotWindow(window, true); var result = compareSnapshots(before, after, true); var msg = "The caret should be displayed correctly after reframing"; if (!result[0]) { msg += "\nRESULT:\n" + result[2]; msg += "\nREFERENCE:\n" + result[1]; } ok(result[0], msg); SimpleTest.finish(); }); }, false); synthesizeKey("VK_LEFT", {}); }); }); }); </script> </pre> </body> </html>