layout/reftests/flexbox/pagination/flexbox-single-column-2.html

   1 <!DOCTYPE html>
   2 <!-- Any copyright is dedicated to the Public Domain.
   3      http://creativecommons.org/publicdomain/zero/1.0/ -->
   4 <html>
   5   <meta charset="utf-8">
   6   <title>CSS Flexbox Test: Fragmentation of fixed block-size single-line column flex container with fixed block-size flex items</title>
   7   <link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
   8   <link rel="author" title="Mozilla" href="http://www.mozilla.org/">
   9   <link rel="help" href="https://drafts.csswg.org/css-flexbox-1/#pagination">
  10   <link rel="match" href="flexbox-single-column-2-ref.html">
  11   <meta name="assert" content="This test verifies fragmentation of fixed block-size flex items in a fixed block-size single-line column flex container, with various combinations of margin/border/padding, alignments, and row-gap. The block-size of the flex container is made shorter than its flex items.">
  12
  13   <style>
  14   .multicol {
  15     block-size: 50px;
  16     inline-size: 190px;
  17     column-width: 40px;
  18     column-fill: auto;
  19     column-gap: 10px;
  20     border: 5px solid orange;
  21     margin-block-end: 5px; /* Just to separate each sub-testcase visually. */
  22   }
  23   .flexContainer {
  24     display: flex;
  25     flex-wrap: nowrap;
  26     flex-direction: column;
  27     background: gray;
  28     /* border-width is 0 by default; some sub-testcases will increase it. */
  29     border: 0 solid lightgray;
  30     /* Block-size is deliberately made shorter than all its flex items. */
  31     block-size: 85px;
  32   }
  33   .border-padding {
  34     border-block-width: 10px;
  35     padding-block: 5px;
  36   }
  37
  38   /* Note: flex items are in visual order as "CMYK": cyan, magenta, yellow, black. */
  39   header, nav, article, footer {
  40     flex-shrink: 0;
  41   }
  42   header {
  43     background: cyan;
  44     block-size: 50px;
  45   }
  46   nav, article, footer {
  47     inline-size: 30px;
  48   }
  49   nav {
  50     background: magenta;
  51     block-size: 25px;
  52     align-self: flex-start;
  53   }
  54   article {
  55     background: yellow;
  56     block-size: 25px;
  57     align-self: center;
  58   }
  59   footer {
  60     background: black;
  61     block-size: 50px;
  62     align-self: flex-end;
  63   }
  64   </style>
  65
  66   <body>
  67     <!-- Basic one without any margin/border/padding. -->
  68     <div class="multicol">
  69       <div class="flexContainer">
  70         <header></header><nav></nav><article></article><footer></footer>
  71       </div>
  72     </div>
  73
  74     <!-- Test a container with margin-block-start. -->
  75     <div class="multicol">
  76       <div class="flexContainer" style="margin-block-start: 25px">
  77         <header></header><nav></nav><article></article><footer></footer>
  78       </div>
  79     </div>
  80
  81     <!-- Test a container not at the top of the column/page. -->
  82     <div class="multicol">
  83       <div style="block-size: 25px"></div>
  84       <div class="flexContainer">
  85         <header></header><nav></nav><article></article><footer></footer>
  86       </div>
  87     </div>
  88
  89     <!-- Test a container with border and padding. -->
  90     <div class="multicol">
  91       <div class="flexContainer border-padding">
  92         <header></header><nav></nav><article></article><footer></footer>
  93       </div>
  94     </div>
  95
  96     <!-- Test a container with border, padding, and row-gap. -->
  97     <div class="multicol">
  98       <div class="flexContainer border-padding" style="row-gap: 5px">
  99         <header></header><nav></nav><article></article><footer></footer>
 100       </div>
 101     </div>
 102   </body>
 103 </html>