| <!doctype html> |
| <title>source element in picture handles dynamic media change correctly.</title> |
| <link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez"> |
| <link rel="author" href="https://mozilla.org" title="Mozilla"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1523627"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <picture id="pic"> |
| <source srcset="data:,a"> |
| </picture> |
| <script> |
| let t = async_test("Dynamic media change is handled correctly"); |
| |
| let pic = document.getElementById("pic"); |
| // Something that will never match. |
| pic.querySelector("source").setAttribute("media", "not all"); |
| |
| let img = document.createElement("img"); |
| img.src = "data:,b"; |
| pic.appendChild(img); |
| |
| onload = t.step_func_done(function() { |
| assert_equals(img.currentSrc, "data:,b"); |
| }); |
| </script> |
