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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: 8de72ea1dd06f888b17ae3e4a479ae0ee27957e5 authored by moz-wptsync-bot on 16 March 2018, 17:19:41 UTC
Flush the document, not the shell, in cross-doc getComputedStyle situations.
Tip revision: 8de72ea
select-remove.html 
<!doctype html>
<meta charset=utf-8>
<title>HTMLSelectElement.remove</title>
<link rel="author" title="Ms2ger" href="Ms2ger@gmail.com">
<link rel="help" href="https://dom.spec.whatwg.org/#dom-childnode-remove">
<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-select-remove">
<link rel="help" href="https://html.spec.whatwg.org/multipage/#dom-htmloptionscollection-remove">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
function testRemove(getter, desc) {
  test(function() {
    var div = document.createElement("div");
    var select = document.createElement("select");
    div.appendChild(select);
    assert_equals(select.parentNode, div);

    var options = [];
    for (var i = 0; i < 3; ++i) {
      var option = document.createElement("option");
      option.textContent = String(i);
      select.appendChild(option);
      options.push(option);
    }

    getter(select).remove(-1);
    assert_array_equals(select.options, options, "After remove(-1)");
    assert_equals(select.parentNode, div);

    getter(select).remove(3);
    assert_array_equals(select.options, options, "After remove(3)");
    assert_equals(select.parentNode, div);

    getter(select).remove(0);
    assert_array_equals(select.options, [options[1], options[2]], "After remove(0)");
    assert_equals(select.parentNode, div);
  }, desc)
}
testRemove(function(select) { return select; }, "select.remove(n) should work");
testRemove(function(select) { return select.options; }, "select.options.remove(n) should work");
test(function() {
  var div = document.createElement("div");
  var select = document.createElement("select");
  div.appendChild(select);
  assert_equals(select.parentNode, div);
  assert_equals(div.firstChild, select);

  select.remove();
  assert_equals(select.parentNode, null);
  assert_equals(div.firstChild, null);
}, "remove() should work on select elements.")
test(function() {
  var div = document.createElement("div");
  var select = document.createElement("select");
  div.appendChild(select);
  assert_equals(select.parentNode, div);
  assert_equals(div.firstChild, select);

  Element.prototype.remove.call(select);
  assert_equals(select.parentNode, null);
  assert_equals(div.firstChild, null);
}, "Element#remove() should work on select elements.")
</script>
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