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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 test checks that fieldset elements behave correctly as flex items.
+-->
+<html xmlns="http://www.w3.org/1999/xhtml">
+ <head>
+ <title>CSS Test: Testing flexbox layout algorithm property on fieldset flex items in a horizontal flex container</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-basic-fieldset-horiz-001-ref.xhtml"/>
+ <style>
+ div.flexbox {
+ width: 200px;
+ background: lightgreen;
+ display: flex;
+ justify-content: space-between;
+ margin-bottom: 5px;
+ line-height: 8px;
+ }
+ fieldset {
+ min-width: 0;
+ width: 10px;
+ height: 20px;
+ border: 1px dotted green;
+ margin: 0;
+ padding: 0;
+ }
+ </style>
+ </head>
+ <body>
+
+ <!-- A) One flex item -->
+ <div class="flexbox">
+ <fieldset/>
+ </div>
+
+ <!-- B) Text and a fieldset (ensure they aren't merged into one flex item)
+ -->
+ <div class="flexbox">
+ some words <fieldset/>
+ </div>
+
+ <!-- C) Two fieldset elements, getting stretched by different ratios,
+ from 0.
+
+ Space-to-be-distributed = 200px - borders = 200 - (1 + 1) - (1 + 1)
+ = 196px
+
+ 1st element gets 5/8 of space: 5/8 * 196px = 122.5px
+ 1st element gets 3/8 of space: 3/8 * 196px = 73.5px
+ -->
+ <div class="flexbox">
+ <fieldset style="flex: 5"/>
+ <fieldset style="flex: 3"/>
+ </div>
+
+ <!-- D) Two fieldset elements, getting stretched by different ratios, from
+ different flex bases.
+
+ Space-to-be-distributed = 200px - (33 + 1 + 1) - (13 + 1 + 1) = 150px
+ 1st element gets 2/5 of space: 33px + 2/5 * 150px = 93px
+ 1st element gets 3/5 of space: 13px + 3/5 * 150px = 103px
+ -->
+ <div class="flexbox">
+ <fieldset style="width: 33px; flex: 2 auto"/>
+ <fieldset style="width: 13px; flex: 3 auto"/>
+ </div>
+
+ <!-- E) Two flex items, getting shrunk by different amounts.
+
+ Space-to-be-distributed = 200px - (150 + 1 + 1) - (100 + 1 + 1) = -54px
+ First element scaled flex ratio = 4 * 150 = 600
+ Second element scaled flex ratio = 3 * 100 = 300
+ * So, total flexibility is 600 + 300 = 900
+
+ 1st element gets 600/900 of space: 150 + 600/900 * -54 = 114px
+ 2nd element gets 300/900 of space: 100 + 300/900 * -54 = 82px
+ -->
+ <div class="flexbox">
+ <fieldset style="width: 150px; flex: 1 4 auto"/>
+ <fieldset style="width: 100px; flex: 1 3 auto"/>
+ </div>
+
+ <!-- F) Making sure we don't grow past max-width -->
+ <!-- Same as (D), except we've added a max-width on the second element.
+ -->
+ <div class="flexbox">
+ <fieldset style="width: 33px; flex: 2 auto"/>
+ <fieldset style="width: 13px; max-width: 90px; flex: 3 auto"/>
+ </div>
+
+ <!-- G) Making sure we grow at least as large as min-width -->
+ <!-- Same as (C), except we've added a min-width on the second element.
+ -->
+ <div class="flexbox">
+ <fieldset style="width: 33px; flex: 2 auto"/>
+ <fieldset style="width: 13px; min-width: 150px; flex: 3 auto"/>
+ </div>
+
+ </body>
+</html>