<!DOCTYPE html>
<title>Tests that identical elements in the base style responds to font-size transition</title>
<link rel="help" href="https://drafts.csswg.org/css-animations/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
  div {
    font-size: 10px;
    min-width: 1em;
    transition: font-size steps(2, start) 10s;
  }
  .change {
    font-size: 20px;
  }
</style>
<div></div>
<div></div>
<div></div>
<script>
test(() => {
  let divs = document.querySelectorAll('div');
  for (let div of divs) {
    let unused = getComputedStyle(div).getPropertyValue('min-width');
    div.className = 'change';
    assert_equals(getComputedStyle(div).getPropertyValue('min-width'), '15px');
  }
}, 'Identical elements are all responsive to font-size transition');
</script>