layout/reftests/flexbox/pagination/flexbox-single-row-3a.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 block-size:auto and box-decoration-break:clone single-line row 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-row-3-ref.html">
  11   <meta name="assert" content="This test verifies fragmentation of fixed block-size flex items in a block-size:auto single-line row flex container, with various combinations of margin/border/padding, alignments, column-gap, and box-decoration-break:clone.">
  12
  13   <style>
  14   .multicol {
  15     block-size: 80px;
  16     inline-size: 320px;
  17     column-count: 3;
  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: row;
  27     background: gray;
  28     border: 0 solid white;
  29     border-block-width: 15px;
  30     box-decoration-break: clone;
  31   }
  32
  33   /* Note: flex items are in visual order as "CMYK": cyan, magenta, yellow, black. */
  34   header, nav, article, footer {
  35     flex-grow: 1;
  36   }
  37   header {
  38     background: cyan;
  39     block-size: 100px;
  40   }
  41   nav {
  42     background: magenta;
  43     block-size: 25px;
  44     align-self: flex-start;
  45   }
  46   article {
  47     background: yellow;
  48     block-size: 50px;
  49     align-self: center;
  50   }
  51   footer {
  52     background: black;
  53     block-size: 75px;
  54     align-self: flex-end;
  55   }
  56   </style>
  57
  58   <body>
  59     <!-- Test a container with margin-block-start. -->
  60     <div class="multicol">
  61       <div class="flexContainer" style="margin-block-start: 25px">
  62         <header></header><nav></nav><article></article><footer></footer>
  63       </div>
  64     </div>
  65
  66     <!-- Test a container not at the top of the column/page. -->
  67     <div class="multicol">
  68       <div style="block-size: 25px"></div>
  69       <div class="flexContainer">
  70         <header></header><nav></nav><article></article><footer></footer>
  71       </div>
  72     </div>
  73
  74     <!-- Test a container with column-gap. -->
  75     <div class="multicol">
  76       <div class="flexContainer" style="column-gap: 4px">
  77         <header></header><nav></nav><article></article><footer></footer>
  78       </div>
  79     </div>
  80   </body>
  81 </html>