Quelle test_bug551846.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/html/test/test_bug551846.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 551846</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=551846">Mozilla Bug 551846</a>
<p id="display"></p>
<div id="content" style="display: none">
  <select id='s'>
    <option>Tulip</option>
    <option>Lily</option>
    <option>Gagea</option>
    <option>Snowflake</option>
    <option>Ismene</option>
  </select>
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 551846 **/

function checkSizeReflection(element, defaultValue)
{
  is(element.size, defaultValue, "Default size should be " + defaultValue);

  element.setAttribute('size', -15);
  is(element.size, defaultValue,
    "The reflecting IDL attribute should return the default value when content attribute value is invalid");
  is(element.getAttribute('size'), "-15",
    "The content attribute should containt the previously set value");

  element.setAttribute('size', 0);
  is(element.size, 0,
    "0 should be considered as a valid value");
  is(element.getAttribute('size'), "0",
    "The content attribute should containt the previously set value");

  element.setAttribute('size', 2147483647); /* PR_INT32_MAX */
  is(element.size, 2147483647,
    "PR_INT32_MAX should be considered as a valid value");
  is(element.getAttribute('size'), "2147483647",
    "The content attribute should containt the previously set value");

  element.setAttribute('size', -2147483648); /* PR_INT32_MIN */
  is(element.size, defaultValue,
    "The reflecting IDL attribute should return the default value when content attribute value is invalid");
  is(element.getAttribute('size'), "-2147483648",
    "The content attribute should containt the previously set value");

  element.setAttribute('size', 'non-numerical-value');
  is(element.size, defaultValue,
    "The reflecting IDL attribute should return the default value when content attribute value is invalid");
  is(element.getAttribute('size'), 'non-numerical-value',
    "The content attribute should containt the previously set value");

  element.setAttribute('size', 4294967294); /* PR_INT32_MAX * 2 */
  is(element.size, defaultValue,
    "Value greater than PR_INT32_MAX should be considered as invalid");
  is(element.getAttribute('size'), "4294967294",
    "The content attribute should containt the previously set value");

  element.setAttribute('size', -4294967296); /* PR_INT32_MIN * 2 */
  is(element.size, defaultValue,
    "The reflecting IDL attribute should return the default value when content attribute value is invalid");
  is(element.getAttribute('size'), "-4294967296",
    "The content attribute should containt the previously set value");

  element.size = defaultValue + 1;
  element.removeAttribute('size');
  is(element.size, defaultValue,
    "When the attribute is removed, the size should be the default size");

  element.setAttribute('size', 'foobar');
  is(element.size, defaultValue,
    "The reflecting IDL attribute should return the default value when content attribute value is invalid");
  element.removeAttribute('size');
  is(element.size, defaultValue,
    "When the attribute is removed, the size should be the default size");
}

function checkSetSizeException(element)
{
  var caught = false;

  try {
    element.size = 1;
  } catch(e) {
    caught = true;
  }
  ok(!caught, "Setting a positive size shouldn't throw an exception");

  caught = false;
  try {
    element.size = 0;
  } catch(e) {
    caught = true;
  }
  ok(!caught, "Setting a size to 0 from the IDL shouldn't throw an exception");

  element.size = 1;

  caught = false;
  try {
    element.size = -1;
  } catch(e) {
    caught = true;
  }
  ok(!caught, "Setting a negative size from the IDL shouldn't throw an exception");

  is(element.size, 0, "The size should now be equal to the minimum non-negative value");

  caught = false;
  try {
    element.setAttribute('size', -10);
  } catch(e) {
    caught = true;
  }
  ok(!caught, "Setting an invalid size in the content attribute shouldn't throw an exception");

  // reverting to defalut
  element.removeAttribute('size');
}

function checkSizeWhenChangeMultiple(element, aDefaultNonMultiple, aDefaultMultiple)
{
  s.setAttribute('size', -1)
  is(s.size, aDefaultNonMultiple, "Size IDL attribute should be 1");

  s.multiple = true;
  is(s.size, aDefaultMultiple, "Size IDL attribute should be 4");

  is(s.getAttribute('size'), "-1", "Size content attribute should be -1");

  s.setAttribute('size', -2);
  is(s.size, aDefaultMultiple, "Size IDL attribute should be 4");

  s.multiple = false;
  is(s.size, aDefaultNonMultiple, "Size IDL attribute should be 1");

  is(s.getAttribute('size'), "-2", "Size content attribute should be -2");
}

var s = document.getElementById('s');

checkSizeReflection(s, 0);
checkSetSizeException(s);

s.setAttribute('multiple', 'true');
checkSizeReflection(s, 0);
checkSetSizeException(s);
s.removeAttribute('multiple');

checkSizeWhenChangeMultiple(s, 0, 0);

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

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