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<!DOCTYPE html>
<html class="reftest-wait">
<meta charset="utf-8">
<title>CSS Multi-column Layout Test: Append a block to an empty inline element</title>
<link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
<link rel="author" title="Mozilla" href="http://www.mozilla.org/">
<link rel="help" href="https://drafts.csswg.org/css-multicol-1/#cf">
<link rel="help" href="https://www.w3.org/TR/CSS22/visuren.html#anonymous-block-level">
<link rel="match" href="multicol-dynamic-add-001-ref.html">
<meta name="assert" content="This test checks that the block appended into an inline element should perform correct block-in-inline splitting, and balance the block's height into three columns.">
<script>
function runTest() {
document.body.offsetHeight;
/* Append a block to the inline element. */
var block = document.createElement("div");
var text = document.createTextNode("block");
block.appendChild(text);
var span = document.getElementById("span");
span.appendChild(block);
document.documentElement.removeAttribute("class");
}
</script>
<style>
#column {
column-count: 3;
column-rule: 6px solid;
width: 400px;
outline: 1px solid black;
}
div {
height: 300px;
background-color: yellow;
}
</style>
<body onload="runTest();">
<article id="column">
<span id="span"><!-- block will be added here. --></span>
</article>
</body>
</html>
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