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- This WPT test may be referenced by the following Test IDs:
- /css/css-text/white-space/break-spaces-before-first-char-009.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Text Test: white-space - break-spaces</title>
<link rel="author" title="Javier Fernandez" href="mailto:jfernandez@igalia.com" />
<link rel="help" title="3. White Space and Wrapping: the white-space property" href="https://drafts.csswg.org/css-text-3/#white-space-property">
<link rel="help" title="5.3. Line Breaking Strictness: the line-break property" href="https://drafts.csswg.org/css-text-3/#propdef-line-break">
<link rel="help" title="5.5. Overflow Wrapping: the overflow-wrap/word-wrap property " href="https://drafts.csswg.org/css-text-3/#overflow-wrap-property">
<link rel="match" href="reference/white-space-break-spaces-005-ref.html">
<meta name="flags" content="ahem">
<meta name="assert" content="A breaking opportunity exists before the first character of a sequence of preserved white spaces to avoid the line overflow, honoring the 'line-break' property, ignoring previous breaking opportunities.">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
div {
font: 25px/1 Ahem;
}
.fail {
position: absolute;
color: red;
z-index: -1;
}
span { color: green; }
.test {
color: green;
width: 4ch;
white-space: break-spaces;
line-break: anywhere;
overflow-wrap: anywhere;
}
</style>
<body>
<p>Test passes if there is a <strong>filled green square</strong> and <strong>no red</strong>.</p>
<div class="fail">X<span>X</span>XX<br><span>X</span>X<span>XX<br></span><span>XXXX<br></span><span>XXXX<br></span></div>
<div class="test">X XX X</div>
</body>