child-sequential-focus.html

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /html/semantics/interactive-elements/the-dialog-element/child-sequential-focus.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<link rel=author href="mailto:jarhar@chromium.org">

<link rel=help href="https://github.com/whatwg/html/pull/8199">

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

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

<dialog autofocus id=autofocusdialog data-description="dialog element with autofocus should get initial focus." class=target>

  <button tabindex="0">focusable button</button>

  <button tabindex="0" autofocus>autofocusable button</button>

</dialog>

<dialog id=keyboardfocusdialog data-description="Only keyboard-focusable elements should get dialog initial focus.">

  <button tabindex="-1">mouse focusable button</button>

  <button tabindex="0" class=target>keyboard focusable button</button>

</dialog>

<dialog id=autofocuswithoutkeyboarddialog data-description="Autofocus takes precedence over keyboard-focusable requirement.">

  <button tabindex="0">keyboard focusable button</button>

  <button tabindex="-1" autofocus class=target>mouse focusable autofocus button</button>

</dialog>

<dialog id=subtree data-description="Only keyboard-focusable elements should get dialog initial focus including in subtrees.">

  <div>

    <button tabindex="-1">mouse focusable button</button>

    <button tabindex="0" class=target>keyboard focusable button</button>

  </div>

</dialog>

<dialog id=nestedbuttons data-description="Only keyboard-focusable elements should get dialog initial focus including in nested buttons.">

  <button tabindex="-1">

    <span>mouse focusable button</span>

    <button tabindex="-1">nested mouse focusable button</button>

  </button>

  <button tabindex="0" class=target>keyboard focusable button</button>

</dialog>

<script>

document.querySelectorAll('dialog').forEach(dialog => {

  test(t => {

    let target = dialog.querySelector('.target');

    if (dialog.classList.contains('target')) {

      target = dialog;

    t.add_cleanup(() => {

      if (dialog.open)

        dialog.close();

});

    dialog.showModal();

    assert_equals(document.activeElement, target,

      'showModal: the target element did not receive initial focus.');

    dialog.close();

    dialog.show();

    assert_equals(document.activeElement, target,

      'show: the target element did not receive initial focus.');

    dialog.close();

  }, dialog.dataset.description);

});

</script>