| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title> CSS Scroll Snap 2 Test: scroll-initial-target with a <span> element</title> |
| <link rel="help" href="https://drafts.csswg.org/css-scroll-snap-2/#scroll-initial-target"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/css/css-animations/support/testcommon.js"></script> |
| </head> |
| <body> |
| <style> |
| * { |
| margin: 0px; |
| } |
| .space { |
| width: 150%; |
| height: 150%; |
| } |
| .box { |
| height: 50px; |
| width: 50px; |
| border: solid 1px black; |
| background-color: turquoise; |
| } |
| .target { |
| scroll-initial-target: nearest; |
| } |
| .scroller { |
| overflow: scroll; |
| height: 100px; |
| width: 100px; |
| } |
| </style> |
| <div id="scroller" class="scroller"> |
| <div class="space"></div> |
| <span id="target" class="target"> |
| <div class="box"></div> |
| </span> |
| <div class="space"></div> |
| </div> |
| <script> |
| promise_test(async (t) => { |
| await waitForAnimationFrames(2); |
| const scroller = document.getElementById("scroller"); |
| const target = document.getElementById("target"); |
| |
| assert_equals(scroller.scrollTop, target.offsetTop, |
| "scroller is initially scrolled to it <span> scroll-initial-target"); |
| }, "<span> scroll-initial-target is honored"); |
| </script> |
| </body> |
| </html> |
