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<!DOCTYPE html>
<title>CSS Test: Positions of trailing collapsible spaces</title>
<link rel="help" href="https://drafts.csswg.org/css-text-3/#white-space-phase-2">
<link rel="author" title="Koji Ishii" href="mailto:kojii@chromium.org">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
.container > div {
font-family: Ahem;
font-size: 10px;
line-height: 1;
color: gray;
width: 5ch;
outline: 2px solid orange;
margin-bottom: 6px;
position: relative;
}
.pre-wrap {
white-space: pre-wrap;
}
.bg { background: purple; }
.h { outline: 4px red solid; }
</style>
<body>
<section class="container">
<div>1234<span data-line="0" class="h"> </span>567</div>
<div>1234 <span data-line="0" class="h"> </span>567</div>
<div>1234567<span data-line="0" class="h"> </span>567</div>
<div>1234567 <span data-line="0" class="h"> </span>567</div>
<div class="pre-wrap">1234<span data-line="0" class="bg"> </span>567</div>
</section>
<script>
for (let e of document.querySelectorAll('[data-line]')) {
test(() => {
let y = e.offsetTop;
assert_equals(Math.round(y / 10), parseInt(e.dataset.line));
});
}
</script>
</body>
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