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Test Info:
<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
<!-- Testcase for how we fragment a flex container with several children in a
multi-line vertical flexbox.
-->
<html>
<head>
<style>
.multicol {
height: 38px;
width: 100px;
column-width: 60px;
column-fill: auto;
border: 2px solid purple;
margin-bottom: 15px; /* (just for spacing between testcases) */
}
.flexContainer {
display: flex;
flex-direction: column;
flex-wrap: wrap;
align-content: flex-start;
background: yellow;
}
.item {
width: 40px;
height: 15px;
border: 1px dotted teal;
margin: 1px;
font: 10px serif;
}
</style>
</head>
<body>
<!-- auto-height container: -->
<div class="multicol">
<div class="flexContainer">
<div class="item">1</div>
<div class="item">2</div>
<div class="item">3</div>
</div>
</div>
<!-- auto-height container, with enough children that our last flex line
overflows (in the cross axis) -->
<div class="multicol">
<div class="flexContainer">
<div class="item">1</div>
<div class="item">2</div>
<div class="item">3</div>
<div class="item">4</div>
<div class="item">5</div>
</div>
</div>
<!-- fixed-height container-->
<div class="multicol">
<div class="flexContainer" style="height: 70px">
<div class="item">1</div>
<div class="item">2</div>
<div class="item">3</div>
</div>
</div>
<!-- fixed-height container, with enough children that our last flex line
overflows (in the cross axis) -->
<div class="multicol">
<div class="flexContainer" style="height: 70px">
<div class="item">1</div>
<div class="item">2</div>
<div class="item">3</div>
<div class="item">4</div>
<div class="item">5</div>
</div>
</div>
</body>
</html>