<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<title>CSS Multi-column Layout Test: Insert a block containing a spanner kid. The spanner kid should correctly span across all columns</title>
<link rel="author" title="Ting-Yu Lin" href="mailto:[email protected]">
<link rel="author" title="Mozilla" href="http://www.mozilla.org/">
<link rel="help" href="https://drafts.csswg.org/css-multicol-1/#column-span">
<link rel="match" href="multicol-span-all-dynamic-add-003-ref.html">
<meta name="assert" content="This test checks that an inserted block containing 'column-span' element should be rendered correctly.">
<script>
function runTest() {
document.body.offsetHeight;
// Create a subtree like the following, and insert it into column as the
// first child.
// <div>
// block1
// <h3>spanner</h3>
// </div>
var spanner = document.createElement("h3");
var spannerText = document.createTextNode("spanner");
spanner.appendChild(spannerText);
var block1 = document.createElement("div");
var block1Text = document.createTextNode("block1");
block1.appendChild(block1Text)
block1.appendChild(spanner);
var column = document.getElementById("column");
column.insertBefore(block1, column.children[0]);
document.documentElement.removeAttribute("class");
}
</script>
<style>
#column {
column-count: 3;
column-rule: 6px solid;
width: 400px;
outline: 1px solid black;
}
h3 {
column-span: all;
outline: 1px solid blue;
}
</style>
<body onload="runTest();">
<article id="column">
<div>block2</div>
</article>
</body>
</html>