p', 'inherit', 'none');
  test_computed_value('scroll-target-group', 'unset', 'none');
  test_computed_value('scroll-target-group', 'revert', 'none');

  test_computed_value('scroll-target-group', 'none');
  test_computed_value('scroll-target-group', 'auto');

  test(() => {
    let style = getComputedStyle(document.getElementById('target'));
    assert_not_equals(Array.from(style).indexOf('scroll-target-group'), -1);
  }, 'The scroll-target-group property shows up in CSSStyleDeclaration enumeration');

  t