Quelle test_bug395107.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/html/test/test_bug395107.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 395107</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=395107">Mozilla Bug 395107</a>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
<script class="testbody" type="text/javascript">

/** Test for Bug 395107 **/
var testNumber = 0;

function assertSelected(aOption, aExpectDefaultSelected, aExpectSelected) {
  ++testNumber;
  is(aOption.defaultSelected, aExpectDefaultSelected,
     "Asserting default-selected state for option " + testNumber);
  is(aOption.selected, aExpectSelected,
     "Asserting selected state for option " + testNumber);
}

function assertSame(aSel1, aSel2Str, aTestNumber) {
  var div = document.createElement("div");
  div.innerHTML = aSel2Str;
  sel2 = div.firstChild;
  is(aSel1.options.length, sel2.options.length,
     "Length should be same in select test " + aTestNumber);
  is(aSel1.selectedIndex, sel2.selectedIndex,
     "Selected index should be same in select test " + aTestNumber);
  for (var i = 0; i < aSel1.options.length; ++i) {
    is(aSel1.options[i].selected, sel2.options[i].selected,
       "Options[" + i + "].selected should be the same in select test " +
       aTestNumber);
    is(aSel1.options[i].defaultSelected, sel2.options[i].defaultSelected,
       "Options[" + i +
       "].defaultSelected should be the same in select test " +
       aTestNumber);
  }
}

// In a single-select, setting an option selected should deselect an
// existing selected option.
var sel = document.createElement("select");
sel.appendChild(new Option());
is(sel.selectedIndex, 0, "First option should be selected");
assertSelected(sel.firstChild, false, true);
sel.appendChild(new Option());
is(sel.selectedIndex, 0, "First option should still be selected");
assertSelected(sel.firstChild, false, true);
assertSelected(sel.firstChild.nextSibling, false, false);

opt = new Option();
sel.appendChild(opt);
opt.defaultSelected = true;
assertSelected(sel.firstChild, false, false);
assertSelected(sel.firstChild.nextSibling, false, false);
assertSelected(opt, true, true);
is(opt, sel.firstChild.nextSibling.nextSibling, "What happened here?");
is(sel.options[0], sel.firstChild, "Unexpected option 0");
is(sel.options[1], sel.firstChild.nextSibling, "Unexpected option 1");
is(sel.options[2], opt, "Unexpected option 2");
is(sel.selectedIndex, 2, "Unexpected selectedIndex in select test 1");

assertSame(sel, "", 1);

// Same, but with the option that gets set selected earlier in the select
sel = document.createElement("select");
sel.appendChild(new Option());
sel.appendChild(new Option());
opt = new Option();
opt.defaultSelected = true;
sel.appendChild(opt);
opt = new Option();
sel.options[0] = opt;
opt.defaultSelected = true;
assertSelected(sel.options[0], true, true);
assertSelected(sel.options[1], false, false);
assertSelected(sel.options[2], true, false);
is(sel.selectedIndex, 0, "Unexpected selectedIndex in select test 2");

// And now try unselecting options
sel = document.createElement("select");
sel.appendChild(new Option());
opt = new Option();
opt.defaultSelected = true;
sel.appendChild(opt);
sel.appendChild(new Option());
opt.defaultSelected = false;

assertSelected(sel.options[0], false, true);
assertSelected(sel.options[1], false, false);
assertSelected(sel.options[2], false, false);
is(sel.selectedIndex, 0, "Unexpected selectedIndex in select test 2");

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

Messung V0.5

¤ Dauer der Verarbeitung: 0.1 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.