Blitz - WPT: grid-container-baseline-001.html

wpt / css / css-grid / alignment / grid-container-baseline-001.html

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

Subtest	Status	Message
.wrapper 1	FAIL	assert_equals: data-offset-y expected 40 got 88 assert_equals: data-offset-y expected 40 got 88
.wrapper 2	FAIL	assert_equals: data-offset-y expected 40 got 88 assert_equals: data-offset-y expected 40 got 88
.wrapper 3	FAIL	assert_equals: data-offset-y expected 40 got 88 assert_equals: data-offset-y expected 40 got 88
.wrapper 4	FAIL	assert_equals: data-offset-x expected 0 got 150 assert_equals: data-offset-x expected 0 got 355
.wrapper 5	FAIL	assert_equals: data-offset-x expected 0 got 150 assert_equals: data-offset-x expected 0 got 355
.wrapper 6	FAIL	assert_equals: data-offset-x expected 0 got 150 assert_equals: data-offset-x expected 0 got 355
.wrapper 7	FAIL	assert_equals: data-offset-x expected 0 got 150 assert_equals: data-offset-x expected 0 got 355
.wrapper 8	FAIL	assert_equals: data-offset-x expected 75 got 0 assert_equals: data-offset-x expected 75 got 150 assert_equals: data-offset-x expected 75 got 355
.wrapper 9	FAIL	assert_equals: data-offset-x expected 75 got 0 assert_equals: data-offset-x expected 75 got 150 assert_equals: data-offset-x expected 75 got 355
.wrapper 10	FAIL	assert_equals: data-offset-x expected 75 got 0 assert_equals: data-offset-x expected 75 got 150 assert_equals: data-offset-x expected 75 got 355
.wrapper 11	FAIL	assert_equals: data-offset-x expected 75 got 0 assert_equals: data-offset-x expected 75 got 150 assert_equals: data-offset-x expected 75 got 355

Enable JavaScript in test iframe

/css/css-grid/alignment/grid-container-baseline-001.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Grid Layout Test: Grid container baseline</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
<link rel="help" href="https://drafts.csswg.org/css-grid-1/#grid-baselines">
<meta name="assert" content="Grid container baseline should match the element with 'align-self: baseline' in the first row, even if it's an orthogonal element.">
<style>
.wrapper {
  position: relative;
  margin: 10px;
  line-height: 0;
}

.grid {
  display: inline-grid;
  grid-auto-flow: column;
  background: grey;
}

.i1 {
  width: 150px;
  height: 100px;
  background: magenta;
}

.i2 {
  align-self: baseline;
  width: 75px;
  height: 50px;
  background: cyan;
}

.i3 {
  width: 100px;
  height: 75px;
  background: yellow;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<body onload="checkLayout('.wrapper')">

<div class="wrapper" style="writing-mode: horizontal-tb;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-y="40"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" data-offset-y="0"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-y="40"></div>
</div>

<div class="wrapper" style="writing-mode: horizontal-tb;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-y="40"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" style="writing-mode: vertical-lr;" data-offset-y="0"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-y="40"></div>
</div>

<div class="wrapper" style="writing-mode: horizontal-tb;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-y="40"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" style="writing-mode: vertical-rl;" data-offset-y="0"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-y="40"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-lr; text-orientation: sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" data-offset-x="0"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-lr; text-orientation: sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" style="writing-mode: horizontal-tb;" data-offset-x="0"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-lr; text-orientation: sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" data-offset-x="0"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-lr; text-orientation: sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" style="writing-mode: horizontal-tb;" data-offset-x="0"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="0"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-rl; text-orientation: sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" data-offset-x="75"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-rl; text-orientation: sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" style="writing-mode: horizontal-tb;" data-offset-x="75"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-rl; text-orientation: sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" data-offset-x="75"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
</div>

<div class="wrapper" style="writing-mode: vertical-rl; text-orientation:  sideways;">
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
  <div class="grid">
    <div class="i1"></div>
    <div class="i2" style="writing-mode: horizontal-tb;" data-offset-x="75"></div>
    <div class="i3"></div>
  </div>
  <div style="display: inline-block; width: 20px; height: 10px; background: black" data-offset-x="75"></div>
</div>

</body>