<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=830260 --> <head> <meta charset="utf-8"> <title>Test for Bug 830260</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> <script type="application/javascript"> /** Test for Bug 830260 **/ var div = document.createElement("div"); div.style.color = "green"; div.style.color = "null"; is(div.style.color, "green", 'Assigning "null" as a color should not parse'); div.style.setProperty("color", "null"); is(div.style.color, "green", 'Passing "null" as a color to setProperty should not parse'); div.style.setProperty("color", null); is(div.style.color, "", 'Passing null as a color to setProperty should remove the property'); div.style.color = "green"; is(div.style.color, "green", 'Assigning "green" as a color should parse'); div.style.color = null; is(div.style.color, "", 'Assigning null as a color should remove the property'); </script> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=830260">Mozilla Bug 830260</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> </pre> </body> </html>