chromium/third_party/blink/web_tests/external/wpt/css/css-flexbox/flexbox-align-self-baseline-horiz-003.xhtml

<?xml version="1.0" encoding="UTF-8"?>
<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<!-- Testcase for how a baseline-aligned flex item's position is impacted by
     cross-axis margins, in a fixed-size flex container with the cross axis
     reversed via "flex-wrap: wrap-reverse".
  -->
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <title>CSS Test: Baseline alignment of flex items in fixed-size single-line flex container, with cross axis reversed</title>
    <link rel="author" title="Daniel Holbert" href="mailto:[email protected]"/>
    <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#baseline-participation"/>
    <link rel="match" href="flexbox-align-self-baseline-horiz-003-ref.xhtml"/>
    <style>
      .flexbox {
        display: flex;
        align-items: baseline;
        flex-wrap: wrap-reverse; /* Just to flip cross-axis */
        width: 40px;
        height: 40px;
        border: 1px solid gray;
        margin: 5px; /* just for visual separation */
        float: left;
      }

      .flexbox > * {
        background: yellow;
        border: 1px solid black;
        height: 20px;
        flex: 1;
      }
   </style>
  </head>
  <body>
    <!-- ZEROTH ROW: NO MARGINS -->
    <!-- No margins on flex item: -->
    <div class="flexbox">
      <div>a</div>
    </div>


    <!-- FIRST ROW: SETTING MARGIN-TOP: -->
    <br style="clear: both"/>

    <!-- auto: -->
    <div class="flexbox">
      <div style="margin-top: auto">a</div>
    </div>

    <!-- Negative: -->
    <div class="flexbox">
      <div style="margin-top: -4px">a</div>
    </div>

    <!-- Small: -->
    <div class="flexbox">
      <div style="margin-top: 4px">a</div>
    </div>

    <!-- Large (pushing us out of container): -->
    <div class="flexbox">
      <div style="margin-top: 25px">a</div>
    </div>


    <!-- SECOND ROW: SETTING MARGIN-BOTTOM: -->
    <br style="clear: both"/>

    <!-- auto: -->
    <div class="flexbox">
      <div style="margin-bottom: auto">a</div>
    </div>

    <!-- Negative: -->
    <div class="flexbox">
      <div style="margin-bottom: -4px">a</div>
    </div>

    <!-- Small: -->
    <div class="flexbox">
      <div style="margin-bottom: 4px">a</div>
    </div>

    <!-- Large: -->
    <div class="flexbox">
      <div style="margin-bottom: 25px">a</div>
    </div>

  </body>
</html>