unset-value-storage.html (787B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>Storage of "unset" value</title> 4 <meta name="author" title="Xidorn Quan" href="https://www.upsuper.org"> 5 <link rel="help" href="https://www.w3.org/TR/css-cascade-3/#inherit-initial"/> 6 <script src="/resources/testharness.js"></script> 7 <script src="/resources/testharnessreport.js"></script> 8 <style> 9 div { 10 color: unset; 11 border: unset; 12 } 13 </style> 14 <body> 15 <div id="log"></div> 16 <script> 17 test(function() { 18 let properties = ["color", "border", "border-left", "border-color", "border-right-style"]; 19 let style = document.styleSheets[0].cssRules[0].style; 20 for (let prop of properties) { 21 assert_equals(style.getPropertyValue(prop), "unset", `${prop} is expected to be "unset"`); 22 } 23 }); 24 </script>