| <!DOCTYPE html> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <style> |
| iframe { |
| height: 50px; |
| width: 50px; |
| } |
| </style> |
| <iframe></iframe> |
| <script> |
| test(() => { |
| var iframe = document.querySelector("iframe"); |
| var doc = iframe.contentDocument; |
| var style = doc.createElement("style"); |
| style.setAttribute("media", "(min-width: 100px)"); |
| style.textContent = "body { background: green }"; |
| doc.head.appendChild(style); |
| assert_equals(doc.defaultView.getComputedStyle(doc.body).backgroundColor, "rgba(0, 0, 0, 0)"); |
| iframe.setAttribute("style", "height: 100px; width: 100px"); |
| assert_equals(doc.defaultView.getComputedStyle(doc.body).backgroundColor, "rgb(0, 128, 0)"); |
| }, "Sheet with initially non-matching viewport media query applies after resize"); |
| </script> |
