Quelle test_bug595449.html

Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/html/test/test_bug595449.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 595449</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=595449">Mozilla Bug 595449</a>
<p id="display"></p>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 595449 **/

var fieldset = document.createElement("fieldset");

ok("elements" in fieldset,
   "fieldset element should have an 'elements' IDL attribute");

ok(fieldset.elements instanceof HTMLCollection,
   "fieldset.elements should be an instance of HTMLCollection");

// https://www.w3.org/Bugs/Public/show_bug.cgi?id=23356
todo(fieldset.elements instanceof HTMLFormControlsCollection,
     "fieldset.elements should be an instance of HTMLFormControlsCollection");

is(fieldset.elements.length, 0, "Nothing should be in fieldset.elements");

var oldElements = fieldset.elements;

is(fieldset.elements, oldElements,
   "fieldset.elements should always return the same object");

var tmpElement = document.createElement("input");

fieldset.appendChild(tmpElement);

is(fieldset.elements.length, 1,
   "fieldset.elements should now contain one element");

is(fieldset.elements[0], tmpElement,
   "fieldset.elements[0] should be the input element");

tmpElement.name = "foo";
is(fieldset.elements.foo, tmpElement,
   "we should be able to access to an element using it's name as a property on .elements");

is(fieldset.elements, oldElements,
   "fieldset.elements should always return the same object");

fieldset.removeChild(tmpElement);

var testData = [
  [ "<input>", 1 , [ HTMLInputElement ] ],
  [ "<button></button>", 1, [ HTMLButtonElement ] ],
  [ "<button><input></button>", 2, [ HTMLButtonElement, HTMLInputElement ] ],
  [ "<object>", 1, [ HTMLObjectElement ] ],
  [ "<output></output>", 1, [ HTMLOutputElement ] ],
  [ "<select></select>", 1, [ HTMLSelectElement ] ],
  [ "<select><option>foo</option></select>", 1, [ HTMLSelectElement ] ],
  [ "<select><option>foo</option><input></select>", 2, [ HTMLSelectElement, HTMLInputElement ] ],
  [ "<textarea></textarea>", 1, [ HTMLTextAreaElement ] ],
  [ "<label>foo</label>", 0 ],
  [ "<progress>", 0 ],
  [ "<meter>", 0 ],
  [ "<keygen>", 0 ],
  [ "<legend></legend>", 0 ],
  [ "<legend><input></legend>", 1, [ HTMLInputElement ] ],
  [ "<legend><input></legend><legend><input></legend>", 2, [ HTMLInputElement, HTMLInputElement ] ],
  [ "<legend><input></legend><input>", 2, [ HTMLInputElement, HTMLInputElement ] ],
  [ "<fieldset></fieldset>", 1, [ HTMLFieldSetElement ] ],
  [ "<fieldset><input></fieldset>", 2, [ HTMLFieldSetElement, HTMLInputElement ] ],
  [ "<fieldset><fieldset><input></fieldset></fieldset>", 3, [ HTMLFieldSetElement, HTMLFieldSetElement, HTMLInputElement ] ],
  [ "<button></button><fieldset></fieldset><input><keygen><object><output></output><select></select><textarea></textarea>", 7, [ HTMLButtonElement, HTMLFieldSetElement, HTMLInputElement, HTMLObjectElement, HTMLOutputElement, HTMLSelectElement, HTMLTextAreaElement ] ],
];

for (var data of testData) {
  fieldset.innerHTML = data[0];
  is(fieldset.elements.length, data[1],
     "fieldset.elements should contain " + data[1] + " elements");

  for (var i=0; i<data[1]; ++i) {
    ok(fieldset.elements[i] instanceof data[2][i],
       "fieldset.elements[" + i + "] should be instance of " + data[2][i])
  }
}

</script>
</pre>
</body>
</html>

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