wpt / css / css-flexbox / flex-item-percentage-height-img-001.html

Status: PASS | Duration: 1ms | Subtests: 2/2 | Open test on wpt.live | wpt.fyi

TestTest SourceSubtests (2/2)

Data from commit:
708eb61 WPT runner: support mismatch reftests and multiple rel=match links (#665) (2026-08-09)

SubtestStatusMessage
.flex-item 1PASS
.flex-item 2PASS

/css/css-flexbox/flex-item-percentage-height-img-001.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Flexbox: flex item width with percentage-height replaced element</title>
<link rel="author" title="Yulun Wu" href="mailto:yulun_wu@apple.com">
<link rel="help" href="https://drafts.csswg.org/css-flexbox-1/#algo-main-item">
<link rel="help" href="https://bugs.webkit.org/show_bug.cgi?id=296562">
<meta name="assert" content="Flex items containing a percentage-height replaced
  element should resolve their intrinsic width correctly using the container's
  definite cross size for aspect ratio calculations.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<style>
.flex-container {
    display: flex;
    height: 100%;
}
.flex-item {
    border: 5px solid yellow;
}
canvas {
    height: 100%;
}
</style>
<div style="height: 200px">
    <div class="flex-container">
        <div class="flex-item" style="flex-basis: 0" data-expected-width="200" data-expected-height="200">
            <canvas width="400" height="400" data-expected-width="190" data-expected-height="190"></canvas>
        </div>
    </div>
</div>
<div style="height: 200px">
    <div class="flex-container">
        <div class="flex-item" style="flex-basis: auto" data-expected-width="200" data-expected-height="200">
            <canvas width="400" height="400" data-expected-width="190" data-expected-height="190"></canvas>
        </div>
    </div>
</div>
<script>
checkLayout(".flex-item");
</script>