| <!doctype html> |
| <meta charset=utf-8> |
| <title>scroll-padding is respected when typing into an out-of-view textfield</title> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1701928"> |
| <link rel="help" href="https://drafts.csswg.org/css-scroll-snap/#scroll-padding"> |
| <link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez"> |
| <link rel="author" href="https://mozilla.org" title="Mozilla"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <script src="/resources/testdriver-actions.js"></script> |
| <style> |
| body { |
| margin: 0; |
| } |
| :root { |
| scroll-padding-top: 100px; |
| } |
| </style> |
| <div style="height: 300vh;"></div> |
| <input type="text"> |
| <div style="height: 300vh;"></div> |
| <script> |
| function tick() { |
| return new Promise(resolve => { |
| requestAnimationFrame(() => requestAnimationFrame(resolve)); |
| }); |
| } |
| |
| promise_test(async function() { |
| let input = document.querySelector("input"); |
| input.focus(); |
| await tick(); |
| // Scroll out of view. |
| scrollTo(0, document.scrollingElement.scrollHeight); |
| await tick(); |
| assert_not_equals(window.scrollY, 0); |
| assert_true(input.getBoundingClientRect().bottom < 0, "Should be offscreen"); |
| // NOTE(emilio): Using test_driver.Actions() instead of test_driver.send_keys |
| // because the later scrolls the target into view which would defeat the |
| // point of the test... |
| await new test_driver.Actions().keyDown('a').send(); |
| await tick(); |
| // We assert the bottom rather than the top because Gecko scrolls the |
| // selection bounds into view, not the whole input. |
| assert_true(input.getBoundingClientRect().bottom > 100, "Scroll-padding should be respected"); |
| }, "Test scrolling into view when typing"); |
| </script> |