chromium/third_party/blink/web_tests/external/wpt/css/css-text/overflow-wrap/overflow-wrap-anywhere-003.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Text Test: overflow-wrap:anywhere + white-space:break-spaces</title>
<link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net/">
<link rel="help" href="https://drafts.csswg.org/css-text-3/#valdef-overflow-wrap-anywhere">
<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-003-ref.html">
<meta name="assert" content="anywhere + 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">
<style>
div {
  white-space: break-spaces;
  overflow-wrap: anywhere;
  font-family: monospace;
  width: 4ch;
  line-height: 1;
  overflow: hidden;
  height: 2em;
}
</style>

<p>This test passes if the word FAIL does not appear below.
<div>PASS FAIL<div>