chromium/third_party/blink/web_tests/css3/flexbox/columns-auto-size.html

<!DOCTYPE html>
<html>
<link href="resources/flexbox.css" rel="stylesheet">
<style>
body {
    margin: 0;
}

.flexbox {
    background-color: #aaa;
    position: relative;
}
.horizontal {
    width: 400px;
}

.horizontal div {
    width: 100%;
}
.vertical {
    writing-mode: vertical-rl;
    height: 50px;
}
.vertical div {
    height: 100%;
}

.flexbox > :nth-child(1) {
    background-color: blue;
}
.flexbox > :nth-child(2) {
    background-color: green;
}
.flexbox > :nth-child(3) {
    background-color: red;
}
.flexbox > :nth-child(4) {
    background-color: orange;
}
.child-div {
    background-color: 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('.flexbox')">
<div id=log></div>
<div class="flexbox column horizontal">
  <div data-expected-height="10" data-offset-y="0" style="flex: 1 0 10px;"></div>
  <div data-expected-height="10" data-offset-y="10" style="height: 10px;"></div>
  <div data-expected-height="10" data-offset-y="20"><div data-expected-height="10" data-offset-y="20" style="height: 10px"></div></div>
</div>

<!-- The last div is sized to 0 because there is no available space, however its child overflows. -->
<div class="flexbox column horizontal">
  <div data-expected-height="0" data-offset-y="0" style="flex: 1;"></div>
  <div data-expected-height="10" data-offset-y="0" style="height: 10px;"></div>
  <div data-expected-height="10" data-offset-y="10" style="flex: 1 auto;"><div style="height: 10px"></div></div>
  <div data-expected-height="10" data-offset-y="20" style="min-height: 0; flex: 1;"><div data-expected-height="10" data-offset-y="20" class="child-div" style="height: 10px"></div></div>
</div>

<div class="flexbox column horizontal">
  <div data-expected-height="10" data-offset-y="10" style="flex: 1 0 10px; margin-top: 10px;"></div>
  <div data-expected-height="10" data-offset-y="20" style="height: 10px; margin-bottom: 20px;"></div>
  <div data-expected-height="20" data-offset-y="50" style="padding-top: 10px"><div data-expected-height="10" data-offset-y="60" style="height: 10px"></div></div>
</div>

<!-- Same as previous test case but with a justify-content set.  Since there's no
     available space, it should layout the same. -->
<div class="flexbox column horizontal justify-content-space-between">
  <div data-expected-height="10" data-offset-y="10" style="flex: 1 0 10px; margin-top: 10px;"></div>
  <div data-expected-height="10" data-offset-y="20" style="height: 10px; margin-bottom: 20px;"></div>
  <div data-expected-height="20" data-offset-y="50" style="padding-top: 10px"><div data-expected-height="10" data-offset-y="60" style="height: 10px"></div></div>
</div>

<div class="flexbox column horizontal" data-expected-height="20">
  <div data-expected-height="10" data-offset-y="0" style="flex: 0 1 auto;"><div style="height: 10px"></div></div>
  <div data-expected-height="10" data-offset-y="10" style="flex: 0 2 auto;"><div style="height: 10px"></div></div>
</div>

<div class="flexbox column horizontal" style="min-height: 10px" data-expected-height="20">
  <div data-expected-height="10" data-offset-y="0" style="flex: 0 1 auto;"><div style="height: 10px"></div></div>
  <div data-expected-height="10" data-offset-y="10" style="flex: 0 2 auto;"><div style="height: 10px"></div></div>
</div>

<div class="flexbox column horizontal" style="min-height: 5px; max-height: 17px;" data-expected-height="17">
  <div data-expected-height="9" data-offset-y="0" style="min-height: 0; flex: 0 1 auto;"><div style="height: 10px"></div></div>
  <div data-expected-height="8" data-offset-y="9" style="min-height: 0; flex: 0 2 auto;"><div style="height: 10px"></div></div>
</div>

<div class="flexbox column horizontal" style="min-height: 5px; max-height: 30px; padding-top: 1px; padding-bottom: 2px;" data-expected-height="33">
  <div data-expected-height="15" data-offset-y="1" style="min-height: 0; flex: 0 1 auto;"><div style="height: 20px"></div></div>
  <div data-expected-height="15" data-offset-y="16" style="min-height: 0; flex: 0 1 auto;"><div style="height: 20px"></div></div>
</div>

<div class="flexbox column horizontal">
  <div data-expected-client-height="10" data-offset-y="0" style="overflow: scroll"><div data-expected-height=10 style="height: 10px"></div></div>
</div>

<div class="flexbox column vertical">
  <div data-expected-width="10" data-offset-x="20" style="flex: 1 0 10px;"></div>
  <div data-expected-width="10" data-offset-x="10" style="width: 10px;"></div>
  <div data-expected-width="10" data-offset-x="0"><div data-expected-width="10" data-offset-x="0" style="width: 10px"></div></div>
</div>

<!-- The first div overflows to the left, so give it a margin-left so we can see box it paints. -->
<div class="flexbox column vertical" style="margin-left: 100px;">
  <div data-expected-width="50" data-offset-x="20" style="min-width: 0; flex: 1;"><div data-expected-width="50" data-offset-x="20" class="child-div" style="width: 50px"></div></div>
  <div data-expected-width="0" data-offset-x="20" style="flex: 1;"></div>
  <div data-expected-width="10" data-offset-x="10" style="width: 10px;"></div>
  <div data-expected-width="10" data-offset-x="0" style="flex: 1 auto;"><div style="width: 10px"></div></div>
</div>

</body>
</html>