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Diffstat (limited to 'testing/web-platform/tests/css/css-anchor-position/pseudo-element-anchor-dynamic.html')
-rw-r--r-- | testing/web-platform/tests/css/css-anchor-position/pseudo-element-anchor-dynamic.html | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-anchor-position/pseudo-element-anchor-dynamic.html b/testing/web-platform/tests/css/css-anchor-position/pseudo-element-anchor-dynamic.html new file mode 100644 index 0000000000..9e4fa9828e --- /dev/null +++ b/testing/web-platform/tests/css/css-anchor-position/pseudo-element-anchor-dynamic.html @@ -0,0 +1,62 @@ +<!DOCTYPE html> +<title>CSS Anchor Positioning: Pseudo elements as anchors</title> +<link rel="help" href="https://drafts.csswg.org/css-anchor-1/#position-anchor"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<style> + .cb { + position: relative; + width: 200px; + height: 200px; + } + #anchor1.enabled::before { + display: block; + width: 100px; + height: 100px; + content: ""; + anchor-name: --a1; + background: blue; + } + #anchor2.enabled::after { + display: block; + width: 100px; + height: 100px; + content: ""; + anchor-name: --a2; + background: pink; + } + .anchored { + position: absolute; + width: 100px; + height: 100px; + left: anchor(right); + top: anchor(bottom); + background: orange; + } + #anchored1 { position-anchor: --a1; } + #anchored2 { position-anchor: --a2; } +</style> +<div class="cb"> + <div id="anchor1"></div> + <div id="anchored1" class="anchored"></div> +</div> +<div class="cb"> + <div id="anchor2"></div> + <div id="anchored2" class="anchored"></div> +</div> +<script> + test(() => { + assert_equals(anchored1.offsetLeft, 0); + assert_equals(anchored1.offsetTop, 0); + anchor1.className = "enabled"; + assert_equals(anchored1.offsetLeft, 100); + assert_equals(anchored1.offsetTop, 100); + }, "::before as anchor dynamically generated"); + test(() => { + assert_equals(anchored2.offsetLeft, 0); + assert_equals(anchored2.offsetTop, 0); + anchor2.className = "enabled"; + assert_equals(anchored2.offsetLeft, 100); + assert_equals(anchored2.offsetTop, 100); + }, "::after as anchor dynamically generated"); +</script> |