| <!DOCTYPE html> |
| <title>Animated PNG MIME type (image/apng) is recognized by <source type></title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| function resolveUrl(relativeUrl) { |
| var a = document.createElement('a'); |
| a.href = relativeUrl; |
| return a.href; |
| } |
| |
| async_test(t => { |
| window.onload = t.step_func_done(() => { |
| let image = document.querySelector('img'); |
| let apngSrc = document.querySelector('source'); |
| assert_equals(image.currentSrc, resolveUrl(apngSrc.srcset)); |
| }); |
| }); |
| </script> |
| <picture> |
| <source srcset="/images/anim-gr.png" type="image/apng"> |
| <img src="/images/anim-gr.gif" style="visibility: hidden"> |
| </picture> |