test_label_input_controls.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=597650

-->

<head>

  <title>Test for Bug 597650</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=597650">Mozilla Bug 597650</a>

  <p id="display"></p>

  <div id="content">

    <label id="l">

      <input id="h"></input>

      <input type="text" id="i"></input>

    </label>

    <label id="lh" for="h"></label>

  </div>

  <pre id="test">

    <script class="testbody" type="text/javascript">

    /** Test for Bug 597650 **/

      label = document.getElementById("l");

      labelForH = document.getElementById("lh");

      inputI = document.getElementById("i");

      inputH = document.getElementById("h");

      var labelableTypes = ["text", "search", "tel", "url", "email", "password",

                            "datetime", "date", "month", "week", "time",

                            "number", "range", "color", "checkbox", "radio",

                            "file", "submit", "image", "reset", "button"];

      var nonLabelableTypes = ["hidden"];

      for (var i in labelableTypes) {

        test(labelableTypes[i], true);

      for (var i in nonLabelableTypes) {

        test(nonLabelableTypes[i], false);

      function test(type, isLabelable) {

        inputH.type = type;

        if (isLabelable) {

          testControl(label,     inputH, type, true);

          testControl(labelForH, inputH, type, true);

        } else {

          testControl(label,     inputI, type, false);

          testControl(labelForH, null,   type, false);

          inputH.type = "text";

          testControl(label,     inputH, "text", true);

          testControl(labelForH, inputH, "text", true);

          inputH.type = type;

          testControl(label,     inputI, type, false);

          testControl(labelForH, null,   type, false);

          label.removeChild(inputH);

          testControl(label, inputI, "text", true);

          var element = document.createElement('input');

          element.type = type;

          label.insertBefore(element, inputI);

          testControl(label, inputI, "text", true);

      function testControl(label, control, type, labelable) {

        if (labelable) {

          is(label.control, control, "Input controls of type " + type

                                   + " should be labeled");

        } else {

          is(label.control, control, "Input controls of type " + type

                                  + " should be ignored by <label>");

    </script>

  </pre>

  </body>

</html>