dialog-focusing-steps-inert.html

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This WPT test may be referenced by the following Test IDs:
- /html/semantics/interactive-elements/the-dialog-element/dialog-focusing-steps-inert.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

<title>Test focusing steps when dialog is inert</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

</head>

<body>

<input id="outer-input">

<dialog>

  <input autofocus>

</dialog>

<script>

function test_focusing_steps_with_inert_dialog(test, isModal) {

  const outerInput = document.querySelector("#outer-input");

  outerInput.focus();

  assert_equals(document.activeElement, outerInput,

    "Focus should be on element we just focused");

  const dialog = document.querySelector("dialog");

  assert_false(dialog.open, "Dialog should initially be closed");

  dialog.inert = true;

  test.add_cleanup(() => { dialog.inert = false; });

  if (isModal) {

    dialog.showModal();

    test.add_cleanup(() => { dialog.close(); });

    assert_equals(document.activeElement, document.body,

      "dialog.showModal(): focusing steps should apply focus fixup rule when dialog is inert");

  } else {

    dialog.show();

    test.add_cleanup(() => { dialog.close(); });

    assert_equals(document.activeElement, outerInput,

      "dialog.show(): focusing steps should not change focus when dialog is inert");

test(function() {

  test_focusing_steps_with_inert_dialog(this, false);

}, "dialog.show(): focusing steps should not change focus when dialog is inert");

test(function() {

  test_focusing_steps_with_inert_dialog(this, true);

}, "dialog.showModal(): focusing steps should apply focus fixup rule when dialog is inert");

</script>

</body>

</html>