 match the Name production, an " +
   "INVALID_CHARACTER_ERR exception is to be thrown, even if the attribute " +
   "is already present. (toggleAttribute)")

// Step 2
test(function() {
  var el = document.createElement("div")
  assert_true(el.toggleAttribute("ALIGN"))
  assert_true(!el.hasAttributeNS("", "ALIGN"))
  assert_true(el.hasAttributeNS("", "align"))
  assert_true(el.hasAttribute("align"))
  assert_true(!el.toggleAttribute("ALIGN"))
  assert_true(!el.hasAttributeNS("", "ALIGN"))
  assert_true(!el