wpt / css / css-grid / alignment / grid-content-alignment-auto-sized-tracks-001.html

Status: PASS | Duration: 4ms | Subtests: 8/8 | Open test on wpt.live | wpt.fyi

TestTest SourceSubtests (8/8)

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

SubtestStatusMessage
.grid 1PASS
.grid 2PASS
.grid 3PASS
.grid 4PASS
.grid 5PASS
.grid 6PASS
.grid 7PASS
.grid 8PASS

/css/css-grid/alignment/grid-content-alignment-auto-sized-tracks-001.html

<!DOCTYPE html>
<html>
<head>
<title>CSS Grid Layout Test: content alignment and auto sized tracks.</title>
<link rel="author" title="Javier Fernandez" href="mailto:jfernandez@igalia.com">
<link rel="help" href="https://drafts.csswg.org/css-grid/#alignment">
<link rel="help" href="https://drafts.csswg.org/css-grid-1/#auto-tracks">
<link rel="help" href="https://drafts.csswg.org/css-align-3/#distribution-values">
<link rel="help" href="https://drafts.csswg.org/css-align-3/#content-distribution">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=376823">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=249451">
<link rel="stylesheet" href="/fonts/ahem.css">
<link rel="stylesheet" href="/css/support/alignment.css">
<meta name="assert" content="Test that 'stretch' value for content alignment properties is applied only on 'auto-sized' tracks, which are the ones with an 'auto' max sizing function." />

<style>
body {
  margin: 0px;
}

.grid {
  display: grid;
  background-color: grey;
  position: relative;
}

.definiteSize {
  width: 200px;
  height: 300px;
}

.item {
  width: 40px;
  height: 80px;
}

.content {
  width: 20px;
  height: 40px;
}

.firstRowFirstColumn {
  background-color: blue;
  grid-column: 1;
  grid-row: 1;
}
.firstRowSecondColumn {
  background-color: lime;
  grid-column: 2;
  grid-row: 1;
}
.secondRowFirstColumn {
  background-color: purple;
  grid-column: 1;
  grid-row: 2;
}
.secondRowSecondColumn {
  background-color: orange;
  grid-column: 2;
  grid-row: 2;
}

/* track sizes allowed to be stetched */
.autoTracks { grid: auto auto / auto auto; }
.autoMaxTracks { grid:  minmax(40px, auto) minmax(40px, auto) / minmax(20px, auto) minmax(20px, auto); }

/* content-sized tracks disallowed to be stetched */
.minContentTracks { grid: min-content min-content / min-content min-content; }
.maxContentTracks { grid: max-content max-content / max-content max-content; }
.minMaxWithMaxContentTracks { grid: minmax(20px, max-content) minmax(20px, max-content) / minmax(20px, max-content) minmax(20px, max-content); }
.minMaxWithMinContentTracks { grid: minmax(20px, min-content) minmax(20px, min-content) / minmax(20px, min-content) minmax(20px, min-content); }
.minMaxWithMinAutoTracks { grid: minmax(auto, max-content) minmax(auto, max-content) / minmax(auto, max-content) minmax(auto, max-content); }
.fitContentTracks { grid: fit-content(20px) fit-content(20px) / fit-content(40px) fit-content(40px); font: 10px/1 Ahem; }
</style>

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<script type="text/javascript">
  setup({ explicit_done: true });
</script>
</head>

<body onload="document.fonts.ready.then(() => { checkLayout('.grid'); })">

<div style="position: relative">
  <p>cols: 'auto' | rows: 'auto' | definite-sized container | definite-sized items </p>
  <div class="grid contentStretch itemsStart definiteSize autoTracks" data-expected-width="200" data-expected-height="300">
    <div class="item firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item firstRowSecondColumn" data-offset-x="100" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowFirstColumn" data-offset-x="0" data-offset-y="150" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowSecondColumn" data-offset-x="100" data-offset-y="150" data-expected-width="40" data-expected-height="80"></div>
  </div>
</div>

<div style="position: relative">
  <p>cols: 'minmax(20px, auto)' | rows: 'minmax(40px, auto)' | definite-sized container | definite-sized items </p>
  <div class="grid contentStretch itemsStart definiteSize autoMaxTracks" data-expected-width="200" data-expected-height="300">
    <div class="item firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item firstRowSecondColumn" data-offset-x="100" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowFirstColumn" data-offset-x="0" data-offset-y="150" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowSecondColumn" data-offset-x="100" data-offset-y="150" data-expected-width="40" data-expected-height="80"></div>
  </div>
</div>

<div style="position: relative">
  <p>cols: 'min-content' | rows: 'min-content' | definite-sized container | definite-sized items </p>
  <div class="grid contentStretch itemsStart definiteSize minContentTracks" data-expected-width="200" data-expected-height="300">
    <div class="item firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item firstRowSecondColumn" data-offset-x="40" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowFirstColumn" data-offset-x="0" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowSecondColumn" data-offset-x="40" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
  </div>
</div>

<div style="position: relative">
  <p>cols: 'max-content' | rows: 'max-content' | definite-sized container | definite-sized items </p>
  <div class="grid contentStretch itemsStart definiteSize maxContentTracks" data-expected-width="200" data-expected-height="300">
    <div class="item firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item firstRowSecondColumn" data-offset-x="40" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowFirstColumn" data-offset-x="0" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowSecondColumn" data-offset-x="40" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
  </div>
</div>

<div style="position: relative">
  <p>cols: 'minmax(20px, max-content)' | rows: 'minmax(20px, max-content)' | definite-sized container | definite-sized items </p>
  <div class="grid contentStretch itemsStart definiteSize minMaxWithMaxContentTracks" data-expected-width="200" data-expected-height="300">
    <div class="item firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item firstRowSecondColumn" data-offset-x="40" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowFirstColumn" data-offset-x="0" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowSecondColumn" data-offset-x="40" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
  </div>
</div>

<div style="position: relative">
  <p>cols: 'minmax(20px, min-content)' | rows: 'minmax(20px, min-content)' | definite-sized container | definite-sized items </p>
  <div class="grid contentStretch itemsStart definiteSize minMaxWithMinContentTracks" data-expected-width="200" data-expected-height="300">
    <div class="item firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item firstRowSecondColumn" data-offset-x="40" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowFirstColumn" data-offset-x="0" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowSecondColumn" data-offset-x="40" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
  </div>
</div>

<div style="position: relative">
  <p>cols: 'minmax(auto, max-content)' | rows: 'minmax(auto, max-content)' | definite-sized container | definite-sized items </p>
  <div class="grid contentStretch itemsStart definiteSize minMaxWithMinAutoTracks" data-expected-width="200" data-expected-height="300">
    <div class="item firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item firstRowSecondColumn" data-offset-x="40" data-offset-y="0" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowFirstColumn" data-offset-x="0" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
    <div class="item secondRowSecondColumn" data-offset-x="40" data-offset-y="80" data-expected-width="40" data-expected-height="80"></div>
  </div>
</div>

<div style="position: relative">
  <p>cols: 'fit-content(40px)' | rows: 'fit-content(20px)' | definite-sized container | content-sized items</p>
  <div class="grid contentStretch itemsStart definiteSize fitContentTracks" data-expected-width="200" data-expected-height="300">
    <div class="firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="20">X XX XX X</div>
    <div class="firstRowSecondColumn" data-offset-x="40" data-offset-y="0" data-expected-width="40" data-expected-height="20">X XX XX X</div>
    <div class="secondRowFirstColumn" data-offset-x="0" data-offset-y="20" data-expected-width="40" data-expected-height="20">X XX XX X</div>
    <div class="secondRowSecondColumn" data-offset-x="40" data-offset-y="20" data-expected-width="40" data-expected-height="20">X XX XX X</div>
  </div>
</div>

</body>
</html>