css/css-grid/grid-model/grid-float-002.html

<!DOCTYPE html>
<html>
<title>CSS Grid Layout Test: 'float' and 'clear' have no effect on a grid item.</title>
<link rel="author" title="Javier Fernandez Garcia-Boente" href="mailto:jfernandez@igalia.com">
<link rel="help" href="https://drafts.csswg.org/css-grid/#grid-containers"/>
<link rel="issue" href="https://bugs.chromium.org/p/chromium/issues/detail?id=79180"/>
<link href="/css/support/grid.css" rel="stylesheet"/>
<link href="/css/support/alignment.css" rel="stylesheet"/>
<meta name="assert" content="This test ensures that the grid's items are not affected by the 'float' and 'clear' properties."/>

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<style>
.container {
  background-color:grey;
}

.gridItem {
  width: 50px;
  height: 50px;
}
</style>
<body onload="checkLayout('.container')">

<div style="position: relative">
  <div class="container grid justifyContentStart">
    <div style="float: right;" class="gridItem firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="50"></div>
    <div class="gridItem firstRowFirstColumn" data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="50"></div>
    <div style="float: left;" class="gridItem firstRowSecondColumn" data-offset-x="50" data-offset-y="0" data-expected-width="50" data-expected-height="50"></div>
    <div style="float: left;" class="gridItem secondRowFirstColumn" data-offset-x="0" data-offset-y="50" data-expected-width="50" data-expected-height="50"></div>
    <div style="clear: both;" class="gridItem secondRowFirstColumn" data-offset-x="0" data-offset-y="50" data-expected-width="50" data-expected-height="50"></div>
    <div style="float: left;" class="gridItem secondRowSecondColumn" data-offset-x="50" data-offset-y="50" data-expected-width="50" data-expected-height="50"></div>
  </div>
</div>

</body>
</html>