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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/css/css-position/sticky/position-sticky-inflow-position.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/css/css-position/sticky/position-sticky-inflow-position.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-position/sticky/position-sticky-inflow-position.html | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-position/sticky/position-sticky-inflow-position.html b/testing/web-platform/tests/css/css-position/sticky/position-sticky-inflow-position.html new file mode 100644 index 0000000000..a6774b7a71 --- /dev/null +++ b/testing/web-platform/tests/css/css-position/sticky/position-sticky-inflow-position.html @@ -0,0 +1,58 @@ +<!DOCTYPE html> +<title>position:sticky elements should not affect the flow position of other elements</title> +<link rel="help" href="https://www.w3.org/TR/css-position-3/#sticky-pos" /> +<meta name="assert" content="This test checks that position:sticky elements do not affect the flow position of other elements" /> + +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> + +<style> +.scroller { + position: relative; + height: 200px; + width: 100px; + overflow: scroll; +} + +#sticky { + background-color: green; + position: sticky; + top: 150px; +} + +#before { + background-color: fuchsia; +} + +#after { + background-color: orange; +} + +.box { + height: 50px; + width: 50px; +} + +.padding { + height: 500px; +} +</style> + +<div class="scroller"> + <div id="before" class="box"></div> + <div id="sticky" class="box"></div> + <div id="after" class="box"></div> + <div class="padding"></div> +</div> + +<script> +test(() => { + // The sticky element is pushed to be stuck 150 pixels from the top. + assert_equals(sticky.offsetTop, 150); + + // Neither 'before' or 'after' should be affected by the change in the sticky + // element's location. + assert_equals(before.offsetTop, 0); + assert_equals(after.offsetTop, before.clientHeight + sticky.clientHeight); +}, 'sticky offset should not affect the position of other elements.'); +</script> |