chromium/third_party/blink/web_tests/external/wpt/inert/inert-and-contenteditable.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>Inert and contenteditable</title>
<link rel="author" title="Oriol Brufau" href="mailto:[email protected]">
<link rel="help" href="https://html.spec.whatwg.org/multipage/interaction.html#inert">
<link rel="help" href="https://html.spec.whatwg.org/multipage/interaction.html#attr-contenteditable">
<meta assert="assert" content="
    Executing an editing command in a node marked as both inert and editable
    should have the same result regardless of which ancestors trigger each effect.
    Only testing for consistency, the exact result is not interoperable.">

<div id="log"></div>

<div class="wrapper" contenteditable inert>
  {<p class="target">target</p>}
</div>

<div class="wrapper" contenteditable>
  {<p class="target" inert>target</p>}
</div>

<div class="wrapper" inert>
  {<p class="target" contenteditable>target</p>}
</div>

<div class="wrapper">
  {<p class="target" contenteditable inert>target</p>}
</div>

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
const results = [];
const textContents = [];
setup(function() {
  const selection = getSelection();
  for (let wrapper of document.querySelectorAll(".wrapper")) {
    const target = wrapper.querySelector(".target");
    selection.collapse(target.firstChild, 3);
    results.push(document.execCommand("delete"));
    textContents.push(wrapper.textContent.trim());
  }
});
function testSameValues(array, description) {
  test(function() {
    assert_greater_than(array.length, 0, "Array shouldn't be empty");
    for (let i = 1; i < array.length; ++i) {
      assert_equals(array[i], array[0], `${JSON.stringify(array)} at index ${i}`);
    }
  }, description);
}
testSameValues(results, "execCommand should return the same value");
testSameValues(textContents, "The resulting textContent should be the same value");
</script>