<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Selectors :last-of-type</title>
<link rel="help" href="https://drafts.csswg.org/selectors-4/#the-last-of-type-pseudo">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<!--
  See also:
  * child-indexed-pseudo-class.html
  * child-indexed-no-parent.html
-->
<body>

<div>
  <div id="target1">Whitespace nodes should be ignored.</div>
</div>

<div>
  <div></div>
  <div id="target2">Thre is another child element of the same type.</div>
</div>

<div>
  <div id="target3">There is a posterior child element of another type.</div>
  <blockquote></blockquote>
</div>

<div>
  <blockquote>
    <div id="target4">A next element of the parent should not affect.</div>
  </blockquote>
  <div></div>
</div>

<div>
  <div>
    <div id="target5">The parent element of the same type should not affect.</div>
  </div>
</div>

<div>
  <div id="target6">A child of the next element should not affect.</div>
  <blockquote>
    <div></div>
  </blockquote>
</div>

<div>
  <div id="target7" data-expected="false">The first child element of the same
type should not match.</div>
  <div></div>
</div>

<div>
  <div id="target8" data-expected="false">The first child element of the same
type should not match, the last child has a case-different tag name.</div>
  <DIV></div>
</div>

<div>
  <div id="insertAfter1"></div>
</div>

<script>
for (let i = 1; i <= 8; ++i) {
  let target = document.querySelector(`#target${i}`);
  test(() => {
    if (target.dataset.expected == 'false')
      assert_false(target.matches('div:last-of-type'));
    else
      assert_true(target.matches('div:last-of-type'));
  }, target.textContent.replaceAll('\n', ' '));
}

test(() => {
  const ia1 = document.querySelector('#insertAfter1');
  const target = document.createElement('div');
  assert_true(ia1.matches('div:last-of-type'));
  ia1.parentNode.insertBefore(target, ia1.nextSibling);
  assert_true(target.matches('div:last-of-type'));
  assert_false(ia1.matches('div:last-of-type'));

  target.remove();
  assert_true(ia1.matches('div:last-of-type'));
}, 'Dynamic insertion and removal');
</script>

