| <!doctype html> |
| <title>Images with an empty alt attribute have an intrinsic size of zero</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| img { |
| width: 50px; |
| height: auto; |
| } |
| </style> |
| <img src="broken"> |
| <img src="broken" alt="non-empty"> |
| <img src="broken" alt=""> |
| <script> |
| const t = async_test("Images with an empty alt attribute have an intrinsic size of zero"); |
| onload = t.step_func_done(function() { |
| for (const img of document.querySelectorAll("img")) { |
| const alt = img.getAttribute("alt"); |
| const shouldTakeUpSpace = alt == null || alt.length > 0; |
| (shouldTakeUpSpace ? assert_not_equals : assert_equals)(img.offsetHeight, 0, img.outerHTML); |
| } |
| }); |
| </script> |
