<p>This tests that a display:none textarea doesn't crash when submitted in a form.</p> <form action="?" id="form"> <textarea id="textarea" name=value style="-webkit-appearance:textarea" wrap=hard>123456789</textarea> </form> <pre id="console"></pre> <script> function log(s) { document.getElementById('console').appendChild(document.createTextNode(s + "\n")); } (function () { if (document.URL.indexOf('?') == -1) { if (window.testRunner) { testRunner.dumpAsText(); testRunner.waitUntilDone(); } document.getElementById("textarea").style.display = "none"; document.getElementById("form").submit(); return; } log("PASS: You didn't crash."); log("Submitted form value: " + location.search); if (window.testRunner) testRunner.notifyDone(); })(); </script>