<!DOCTYPE html>
<html>
<title>CSS Test: Absolutely positioned children of flexboxes</title>
<link rel="author" title="Google Inc." href="http://www.google.com/">
<link rel="help" href="https://drafts.csswg.org/css-flexbox/#abspos-items">
<meta name="assert" content="Checks that we correctly position abspos children in a number of writing modes and alignments when containing block is grid.">
<style>
.abspos {
height: 50px;
width: 50px;
background: lightblue;
position: absolute;
flex: none;
}
.grid {
display: grid;
position: relative;
}
.title {
margin-top: 1em;
}
.flexbox {
display: flex;
background-color: #aaa;
height: 100px;
width: 100px;
}
.horizontal-tb {
writing-mode: horizontal-tb;
}
.vertical-rl {
writing-mode: vertical-rl;
}
.vertical-lr {
writing-mode: vertical-lr;
}
.rtl {
direction: rtl;
}
.ltr {
direction: ltr;
}
.align-items-flex-start {
align-items: flex-start;
}
.align-items-flex-end {
align-items: flex-end;
}
.justify-content-flex-start {
justify-content: flex-start;
}
.justify-content-flex-end {
justify-content: flex-end;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<body onload="checkLayout('.flexbox')">
<div id=log></div>
<script>
var writingModes = ['horizontal-tb', 'vertical-rl', 'vertical-lr'];
var directions = ['ltr', 'rtl'];
var justifyContents = ['flex-start', 'flex-end'];
var alignItems = ['flex-start', 'flex-end'];
var flexDirections = ['row', 'column', 'row-reverse', 'column-reverse'];
// These were harvested from Firefox 76.0b4.
var x = [0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50];
var y = [0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 50, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0, 0, 0, 50, 50, 50, 50, 0, 0];
var test_number = 1;
writingModes.forEach(function(flexWritingMode) {
flexDirections.forEach(function(flexDirection) {
directions.forEach(function(direction) {
justifyContents.forEach(function(justifyContent) {
alignItems.forEach(function(alignment) {
var flexboxClassName = flexWritingMode + ' ' + direction + ' ' + flexDirection + ' justify-content-' + justifyContent + ' align-items-' + alignment;
var title = document.createElement('div');
title.className = 'title';
title.innerHTML = flexboxClassName + " .flexbox " + (test_number++);
document.body.appendChild(title);
var flexbox = document.createElement('div');
flexbox.className = 'flexbox ' + flexboxClassName;
var child = document.createElement('div');
child.setAttribute('class', 'abspos');
child.setAttribute("data-offset-x", x.shift());
child.setAttribute("data-offset-y", y.shift());
flexbox.appendChild(child);
var relpos = document.createElement('div');
relpos.className = 'grid';
relpos.appendChild(flexbox);
document.body.appendChild(relpos);
})
})
})
})
})
</script>
</body>