third_party/web_platform_tests/innerText/getter.html

<!DOCTYPE html>
<title>innerText getter test</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
.before::before { content:'abc'; }
.table { display:table; }
.itable { display:inline-table; }
.row { display:table-row; }
.cell { display:table-cell; }
.first-line-uppercase::first-line { text-transform:uppercase; }
.first-letter-uppercase::first-letter { text-transform:uppercase; }
.first-letter-float::first-letter { float:left; }
</style>
<div id="container"></div>
<script>
function testText(html, expectedPlain, msg) {
  test(function() {
    container.innerHTML = html;
    var e = document.getElementById('target');
    if (!e) {
      e = container.firstChild;
    }
    var pokes = document.getElementsByClassName('poke');
    for (var i = 0; i < pokes.length; ++i) {
      pokes[i].textContent = 'abc';
    }
    pokes = document.getElementsByClassName('poke-rp');
    for (var i = 0; i < pokes.length; ++i) {
      var rp = document.createElement("rp");
      rp.textContent = "abc";
      pokes[i].appendChild(rp);
    }
    var shadows = document.getElementsByClassName('shadow');
    for (var i = 0; i < shadows.length; ++i) {
      var s = shadows[i].createShadowRoot();
      s.textContent = 'abc';
    }
    while (e && e.nodeType != Node.ELEMENT_NODE) {
      e = e.nextSibling;
    }
    assert_equals(e.innerText, expectedPlain);
  }, msg);
}
</script>
<script src="getter-tests.js"></script>