css/css-text/overflow-wrap/overflow-wrap-break-word-008.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Text Test: overflow-wrap:break-word + 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="5.5. Overflow Wrapping: the overflow-wrap/word-wrap property " href="https://drafts.csswg.org/css-text-3/#overflow-wrap-property">
<link rel="help" href="https://drafts.csswg.org/css-text-3/#valdef-overflow-wrap-break-word">
<link rel="help" href="https://drafts.csswg.org/css-text-3/#valdef-white-space-break-spaces">
<meta name="flags" content="ahem">
<link rel="match" href="reference/overflow-wrap-break-word-001-ref.html">
<meta name="assert" content="break-word + break-spaces do allow a break
between the last character of a word and the first space of a sequence of preserved spaces
if there are no other wrapping opportunities earlier in the line">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
div {
  position: relative;
  font-family: Ahem;
  font-size: 25px;
  line-height: 1em;
}
.expected {
  position: absolute;
  color: green;
  width: 100px;
  height: 100px;
  white-space: pre;
}
.test {
  background: green;
  color: red;
  width: 4ch;
  z-index: -1;

  white-space: break-spaces;
  overflow-wrap: break-word;
</style>

<p>Test passes if there is a <strong>filled green square</strong> and <strong>no red</strong>.</p>
<div class="expected">XXXX<br> <br>XXXX<br></div>
<div class="test">XXXX XXXX </div>