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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-flexbox/flex-basis-003.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Flexbox Test: flex-basis - negative number(width not specified)</title>
<link rel="author" title="Intel" href="mailto:shiyoux.tan@intel.com">
<link rel="help" title="7.3.3. The 'flex-basis' property" href="http://www.w3.org/TR/css-flexbox-1/#flex-basis-property">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name="assert" content="The 'flex-basis' property set negative number, the tested element is not shown when width not set either.">
<style>
#container {
background-color: red;
display: flex;
height: 100px;
width: 100px;
}
#container div{
height: 100px;
}
#test {
flex-basis: -50px;
}
#ref {
background-color: green;
width: 50px;
}
#cover {
background-color: green;
height: 100px;
margin-left: 50px;
margin-top: -100px;
width: 50px;
}
</style>
<body>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="container">
<div id="test"></div>
<div id="ref"></div>
</div>
<div id="cover"></div>
</body>