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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<!--
+ This testcase checks how "min-height" and "max-height" affect the sizing
+ of vertical flex containers that have no explicit "height" property.
+-->
+<html xmlns="http://www.w3.org/1999/xhtml">
+ <head>
+ <title>CSS Test: Testing sizing of an auto-sized vertical flex container with min-height and max-height constraints</title>
+ <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"/>
+ <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#layout-algorithm"/>
+ <link rel="match" href="flexbox-sizing-vert-001-ref.xhtml"/>
+ <style>
+ div { width: 10px; }
+ div.flexbox {
+ float: left;
+ border: 1px dashed blue;
+ font-size: 10px;
+ display: flex;
+ flex-direction: column;
+ margin-right: 2px;
+ }
+ div.a {
+ flex: 1 20px;
+ max-height: 60px;
+ background: lightgreen;
+ }
+ div.b {
+ flex: 1 20px;
+ min-height: 40px;
+ max-height: 60px;
+ background: purple;
+ }
+ div.c {
+ flex: 1 40px;
+ min-height: 10px;
+ max-height: 60px;
+ background: orange;
+ }
+ </style>
+ </head>
+ <body>
+ <!-- floated auto-sized vertical flexbox should shrinkwrap its flex items'
+ hypothetical main sizes (their flex base sizes, clamped to min/max) -->
+ <div class="flexbox">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- Adding a small min-size shouldn't affect that. -->
+ <div class="flexbox" style="min-height: 10px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- ...nor should a large max-size. -->
+ <div class="flexbox" style="max-height: 300px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- OK. Now, if we set a minimum size that's larger than the shrinkwrap
+ size, we should jump up to that size.-->
+ <div class="flexbox" style="min-height: 120px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- ...even if it's large enough that our items won't occupy all the
+ space. -->
+ <div class="flexbox" style="min-height: 200px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- If we set a maximum size that's smaller than the shrinkwrap size,
+ we should max out at that size.-->
+ <div class="flexbox" style="max-height: 70px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- The max-size may be small enough that our items will overflow. -->
+ <div class="flexbox" style="max-height: 20px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- But if we add a min-size, it beats the max-size. Here, we use a
+ min-size smaller than the sum of the items' base sizes... -->
+ <div class="flexbox" style="min-height: 58px; max-height: 20px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ <!-- ...and here we use a min-size larger than the sum of the items'
+ base sizes. -->
+ <div class="flexbox" style="min-height: 140px; max-height: 20px">
+ <div class="a"/><div class="b"/><div class="c"/>
+ </div>
+
+ </body>
+</html>