HTMLCollection-empty-name.html

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This WPT test may be referenced by the following Test IDs:
- /dom/collections/HTMLCollection-empty-name.html - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>HTMLCollection and empty names</title>

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

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

<div id=log></div>

<div id=test>

<div class=a id></div>

<div class=a name></div>

<a class=a name></a>

</div>

<script>

test(function() {

  var c = document.getElementsByTagName("*");

  assert_false("" in c, "Empty string should not be in the collection.");

  assert_equals(c[""], undefined, "Named getter should return undefined for empty string.");

  assert_equals(c.namedItem(""), null, "namedItem should return null for empty string.");

}, "Empty string as a name for Document.getElementsByTagName");

test(function() {

  var div = document.getElementById("test");

  var c = div.getElementsByTagName("*");

  assert_false("" in c, "Empty string should not be in the collection.");

  assert_equals(c[""], undefined, "Named getter should return undefined for empty string.");

  assert_equals(c.namedItem(""), null, "namedItem should return null for empty string.");

}, "Empty string as a name for Element.getElementsByTagName");

test(function() {

  var c = document.getElementsByTagNameNS("http://www.w3.org/1999/xhtml", "a");

  assert_false("" in c, "Empty string should not be in the collection.");

  assert_equals(c[""], undefined, "Named getter should return undefined for empty string.");

  assert_equals(c.namedItem(""), null, "namedItem should return null for empty string.");

}, "Empty string as a name for Document.getElementsByTagNameNS");

test(function() {

  var div = document.getElementById("test");

  var c = div.getElementsByTagNameNS("http://www.w3.org/1999/xhtml", "a");

  assert_false("" in c, "Empty string should not be in the collection.");

  assert_equals(c[""], undefined, "Named getter should return undefined for empty string.");

  assert_equals(c.namedItem(""), null, "namedItem should return null for empty string.");

}, "Empty string as a name for Element.getElementsByTagNameNS");

test(function() {

  var c = document.getElementsByClassName("a");

  assert_false("" in c, "Empty string should not be in the collection.");

  assert_equals(c[""], undefined, "Named getter should return undefined for empty string.");

  assert_equals(c.namedItem(""), null, "namedItem should return null for empty string.");

}, "Empty string as a name for Document.getElementsByClassName");

test(function() {

  var div = document.getElementById("test");

  var c = div.getElementsByClassName("a");

  assert_false("" in c, "Empty string should not be in the collection.");

  assert_equals(c[""], undefined, "Named getter should return undefined for empty string.");

  assert_equals(c.namedItem(""), null, "namedItem should return null for empty string.");

}, "Empty string as a name for Element.getElementsByClassName");

test(function() {

  var div = document.getElementById("test");

  var c = div.children;

  assert_false("" in c, "Empty string should not be in the collection.");

  assert_equals(c[""], undefined, "Named getter should return undefined for empty string.");

  assert_equals(c.namedItem(""), null, "namedItem should return null for empty string.");

}, "Empty string as a name for Element.children");

</script>