73 lines
3.2 KiB
HTML
73 lines
3.2 KiB
HTML
<!DOCTYPE html>
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<title>Tests the fallback value in anchor queries</title>
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<link rel="help" href="https://drafts.csswg.org/css-anchor-1/#anchor-pos">
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<link rel="help" href="https://drafts.csswg.org/css-anchor-1/#anchor-size">
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<link rel="author" href="mailto:xiaochengh@chromium.org">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/resources/check-layout-th.js"></script>
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<script src="support/test-common.js"></script>
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<style>
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#container {
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position: relative;
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display: flex;
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flex-wrap: wrap;
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width: 300px;
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}
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.flex-item {
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width: 100px;
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height: 50px;
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flex: auto;
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}
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#a1 {
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anchor-name: --a1;
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background: orange;
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}
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#a2 {
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anchor-name: --a2;
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background: purple;
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}
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.target {
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position: absolute;
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}
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</style>
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<body onload="checkLayoutForAnchorPos('.target')">
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<div id="container">
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<div class="flex-item" id="a1"></div>
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<div class="flex-item"></div>
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<div class="flex-item"></div>
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<div class="flex-item"></div>
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<div class="flex-item"></div>
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<div class="flex-item"></div>
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<div class="flex-item"></div>
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<div class="flex-item"></div>
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<div class="flex-item" id="a2"></div>
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<!-- Fallback due to no valid anchor -->
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<div class="target" style="left: anchor(--inexist-anchor left, 50px)" data-offset-x="50"></div>
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<div class="target" style="width: anchor-size(--inexist-anchor width, 50px)" data-expected-width="50"></div>
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<!-- Fallback due to wrong axis for anchor() -->
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<div class="target" style="left: anchor(--a1 top, 50px)" data-offset-x="50"></div>
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<div class="target" style="left: anchor(--a1 bottom, 50px)" data-offset-x="50"></div>
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<div class="target" style="top: anchor(--a1 left, 50px)" data-offset-y="50"></div>
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<div class="target" style="top: anchor(--a1 right, 50px)" data-offset-y="50"></div>
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<!-- More complicated fallback values -->
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<div class="target" style="left: anchor(--inexist-anchor left, 50%)" data-offset-x="150"></div>
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<div class="target" style="left: anchor(--inexist-anchor left, calc(20% + 20px))" data-offset-x="80"></div>
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<div class="target" style="left: calc(anchor(--inexist-anchor left, calc(anchor(--inexist-anchor left, 20%) + 20px)) + 20px)" data-offset-x="100"></div>
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<div class="target" style="left: calc(anchor(--inexist-anchor left, calc(anchor-size(--inexist-anchor width, 20%) + 20px)) + 20px)" data-offset-x="100"></div>
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<div class="target" style="top: anchor(--a1 left, anchor(--a2 top))" data-offset-y="100"></div>
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<div class="target" style="top: anchor(--a1 left, calc((anchor(--a1 bottom) + anchor(--a2 top)) / 2))" data-offset-y="75"></div>
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<div class="target" style="width: anchor-size(--inexist-anchor width, 50%)" data-expected-width="150"></div>
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<div class="target" style="width: anchor-size(--inexist-anchor width, calc(20% + 20px))" data-expected-width="80"></div>
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<div class="target" style="height: anchor-size(--inexist-anchor height, anchor-size(--a1 width))" data-expected-height="100"></div>
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<div class="target" style="height: anchor-size(--inexist-anchor height, calc((anchor-size(--a1 width) + anchor-size(--a2 height)) / 2))" data-expected-height="75"></div>
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</div>
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</body>
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