Quelle test_bug659596.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/html/test/test_bug659596.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 659596</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=659596">Mozilla Bug 659596</a>
<p id="display"></p>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 659596 **/

function checkReflection(option, attribute) {
  /**
   * Getting.
   */

  // When attribute isn't present.
  var tests = [ "", "foo" ];
  for (var test of tests) {
    option.removeAttribute(attribute);
    option.textContent = test;
    is(option.getAttribute(attribute), null,
       "option " + attribute + "'s value should be null");
    is(option[attribute], option.textContent,
       "option." + attribute + " should reflect the text content when the attribute isn't set");
  }

  // When attribute is present.
  tests = [
    [ "", "" ],
    [ "", "foo" ],
    [ "foo", "bar" ],
    [ "foo", "" ],
  ];
  for (var test of tests) {
    option.setAttribute(attribute, test[0]);
    option.textContent = test[1];
    is(option[attribute], option.getAttribute(attribute),
       "option." + attribute + " should reflect the content attribute when it is set");
  }

  /**
   * Setting.
   */

  // When attribute isn't present.
  tests = [
    [ "", "new" ],
    [ "foo", "new" ],
  ];
  for (var test of tests) {
    option.removeAttribute(attribute);
    option.textContent = test[0];
    option[attribute] = test[1]

    is(option.getAttribute(attribute), test[1],
       "when setting, the content attribute should change");
    is(option.textContent, test[0],
       "when setting, the text content should not change");
  }

  // When attribute is present.
  tests = [
    [ "", "", "new" ],
    [ "", "foo", "new" ],
    [ "foo", "bar", "new" ],
    [ "foo", "", "new" ],
  ];
  for (var test of tests) {
    option.setAttribute(attribute, test[0]);
    option.textContent = test[1];
    option[attribute] = test[2];

    is(option.getAttribute(attribute), test[2],
       "when setting, the content attribute should change");
    is(option.textContent, test[1],
       "when setting, the text content should not change");
  }
}

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

checkReflection(option, "value");
checkReflection(option, "label");

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

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