<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=561640 --> <head> <title>Test for Bug 561640</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> <style> input, textarea { background-color: rgb(0,0,0) !important; } :-moz-any(input,textarea):valid { background-color: rgb(0,255,0) !important; } :-moz-any(input,textarea):invalid { background-color: rgb(255,0,0) !important; } </style> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=561640">Mozilla Bug 561640</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 561640 **/ var elements = [ 'input', 'textarea' ]; var content = document.getElementById('content'); function checkValid(elmt) { ok(!elmt.validity.tooLong, "element should not be too long"); is(window.getComputedStyle(elmt, null).getPropertyValue('background-color'), "rgb(0, 255, 0)", ":valid pseudo-class should apply"); } function checkInvalid(elmt) { todo(elmt.validity.tooLong, "element should be too long"); todo_is(window.getComputedStyle(elmt, null).getPropertyValue('background-color'), "rgb(255, 0, 0)", ":invalid pseudo-class should apply"); } for (var elmtName of elements) { var elmt = document.createElement(elmtName); content.appendChild(elmt); if (elmtName == 'textarea') { elmt.textContent = 'foo'; } else { elmt.setAttribute('value', 'foo'); } elmt.maxLength = 2; checkValid(elmt); elmt.value = 'a'; checkValid(elmt); if (elmtName == 'textarea') { elmt.textContent = 'f'; } else { elmt.setAttribute('value', 'f'); } elmt.value = 'bar'; checkInvalid(elmt); content.removeChild(elmt); } </script> </pre> </body> </html>