Quelle test_valuechange.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/accessible/tests/mochitest/events/test_valuechange.html

<html>

<head>
  <title>Accessible value change events testing</title>

  <link rel="stylesheet" type="text/css"
        href="chrome://mochikit/content/tests/SimpleTest/test.css" />

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>

  <script type="application/javascript"
          src="../common.js"></script>
  <script type="application/javascript"
          src="../events.js"></script>

  <script type="application/javascript"
          src="../value.js"></script>

  <script type="application/javascript">
    /**
     * Do tests.
     */
    var gQueue = null;

    // Value change invoker
    function changeARIAValue(aNodeOrID, aValuenow, aValuetext) {
      this.DOMNode = getNode(aNodeOrID);
      this.eventSeq = [ new invokerChecker(aValuetext ?
                                           EVENT_TEXT_VALUE_CHANGE :
                                           EVENT_VALUE_CHANGE, this.DOMNode),
        ];

      this.invoke = function changeARIAValue_invoke() {
        // Note: this should not fire an EVENT_VALUE_CHANGE when aria-valuetext
        // is not empty
        if (aValuenow != undefined)
          this.DOMNode.setAttribute("aria-valuenow", aValuenow);

        // Note: this should always fire an EVENT_VALUE_CHANGE
        if (aValuetext != undefined)
          this.DOMNode.setAttribute("aria-valuetext", aValuetext);
      };

      this.check = function changeARIAValue_check() {
        var acc = getAccessible(aNodeOrID, [nsIAccessibleValue]);
        if (!acc)
          return;

        // Note: always test against valuetext first because the existence of
        // aria-valuetext takes precedence over aria-valuenow in gecko.
        is(acc.value, (aValuetext != undefined) ? aValuetext : aValuenow,
            "Wrong value of " + prettyName(aNodeOrID));
      };

      this.getID = function changeARIAValue_getID() {
        return prettyName(aNodeOrID) + " value changed";
      };
    }

    function changeValue(aID, aValue) {
      this.DOMNode = getNode(aID);
      this.eventSeq = [new invokerChecker(EVENT_TEXT_VALUE_CHANGE,
                                          this.DOMNode),
        ];

      this.invoke = function changeValue_invoke() {
        this.DOMNode.value = aValue;
      };

      this.check = function changeValue_check() {
        var acc = getAccessible(this.DOMNode);
        is(acc.value, aValue, "Wrong value for " + prettyName(aID));
      };

      this.getID = function changeValue_getID() {
        return prettyName(aID) + " value changed";
      };
    }

    function changeProgressValue(aID, aValue) {
      this.DOMNode = getNode(aID);
      this.eventSeq = [new invokerChecker(EVENT_VALUE_CHANGE, this.DOMNode)];

      this.invoke = function changeProgressValue_invoke() {
         this.DOMNode.value = aValue;
      };

      this.check = function changeProgressValue_check() {
        var acc = getAccessible(this.DOMNode);
        is(acc.value, aValue + "%", "Wrong value for " + prettyName(aID));
      };

      this.getID = function changeProgressValue_getID() {
        return prettyName(aID) + " value changed";
      };
    }

    function changeRangeValueWithMouse(aID) {
      this.DOMNode = getNode(aID);
      this.eventSeq = [new invokerChecker(EVENT_VALUE_CHANGE, this.DOMNode)];

      this.invoke = function changeRangeValue_invoke() {
        synthesizeMouse(getNode(aID), 5, 5, { });
      };

      this.finalCheck = function changeRangeValue_finalCheck() {
        var acc = getAccessible(this.DOMNode);
        is(acc.value, "0", "Wrong value for " + prettyName(aID));
      };

      this.getID = function changeRangeValue_getID() {
        return prettyName(aID) + " range value changed";
      };
    }

    function changeRangeValueWithA11yAPI(aID) {
      this.DOMNode = getNode(aID);
      let inputChecker = new invokerChecker("input", this.DOMNode);
      inputChecker.eventTarget = "element";

      let changeChecker = new invokerChecker("change", this.DOMNode);
      changeChecker.eventTarget = "element";

      this.eventSeq = [
        inputChecker,
        changeChecker,
        new invokerChecker(EVENT_VALUE_CHANGE, this.DOMNode),
      ];

      this.invoke = function changeRangeValue_invoke() {
        this.DOMNode.focus();
        let acc = getAccessible(this.DOMNode, [nsIAccessibleValue]);
        acc.currentValue = 0;
        this.DOMNode.blur();
      };

      this.finalCheck = function changeRangeValue_finalCheck() {
        var acc = getAccessible(this.DOMNode);
        is(acc.value, "0", "Wrong value for " + prettyName(aID));
      };

      this.getID = function changeRangeValue_getID() {
        return prettyName(aID) + " range value changed";
      };
    }

    function changeSelectValue(aID, aKey, aValue) {
      this.eventSeq =
        [ new invokerChecker(EVENT_TEXT_VALUE_CHANGE, getAccessible(aID)) ];

      this.invoke = function changeSelectValue_invoke() {
        getAccessible(aID).takeFocus();
        synthesizeKey(aKey, {}, window);
      };

      this.finalCheck = function changeSelectValue_finalCheck() {
        is(getAccessible(aID).value, aValue, "Wrong value for " + prettyName(aID));
      };

      this.getID = function changeSelectValue_getID() {
        return `${prettyName(aID)} closed select value change on '${aKey}'' key press`;
      };
    }

    // enableLogging("DOMEvents");
    // gA11yEventDumpToConsole = true;
    function doTests() {

      // Test initial values
      testValue("slider_vn", "5", 5, 0, 1000, 0);
      testValue("slider_vnvt", "plain", 0, 0, 5, 0);
      testValue("slider_vt", "hi", 1.5, 0, 3, 0);
      testValue("scrollbar", "5", 5, 0, 1000, 0);
      testValue("splitter", "5", 5, 0, 1000, 0);
      testValue("progress", "22%", 22, 0, 100, 0);
      testValue("range", "6", 6, 0, 10, 1);
      testValue("range2", "6", 6, 0, 10, 1);

      // Test that elements which should not expose values do not
      let separatorVal = getAccessible("separator", [nsIAccessibleValue], null, DONOTFAIL_IF_NO_INTERFACE);
      ok(!separatorVal, "value interface is not exposed for separator");
      let separatorAcc = getAccessible("separator");
      ok(!separatorAcc.value, "Value text is not exposed for separator");

      // Test value change events
      gQueue = new eventQueue();

      gQueue.push(new changeARIAValue("slider_vn", "6", undefined));
      gQueue.push(new changeARIAValue("slider_vt", undefined, "hey!"));
      gQueue.push(new changeARIAValue("slider_vnvt", "3", "sweet"));
      gQueue.push(new changeARIAValue("scrollbar", "6", undefined));
      gQueue.push(new changeARIAValue("splitter", "6", undefined));

      gQueue.push(new changeValue("combobox", "hello"));

      gQueue.push(new changeProgressValue("progress", "50"));
      gQueue.push(new changeRangeValueWithMouse("range"));
      gQueue.push(new changeRangeValueWithA11yAPI("range2"));

      gQueue.push(new changeSelectValue("select", "VK_DOWN", "2nd"));
      gQueue.push(new changeSelectValue("select", "3", "3rd"));

      let iframeSelect = getAccessible("selectIframe").firstChild.firstChild;
      gQueue.push(new changeSelectValue(iframeSelect, "VK_DOWN", "2"));

      let shadowSelect = getAccessible("selectShadow").firstChild;
      gQueue.push(new changeSelectValue(shadowSelect, "VK_DOWN", "2"));
      gQueue.push(new changeValue("number", "2"));

      gQueue.invoke(); // Will call SimpleTest.finish();
    }

    SimpleTest.waitForExplicitFinish();
    addA11yLoadEvent(doTests);
  </script>
</head>

<body>

  <a target="_blank"
     href="https://bugzilla.mozilla.org/show_bug.cgi?id=478032"
     title=" Fire delayed value changed event for aria-valuetext changes">
    Mozilla Bug 478032
  </a>
  <a target="_blank"
    href="https://bugzilla.mozilla.org/show_bug.cgi?id=529289"
    title="We dont expose new aria role 'scrollbar' and property aria-orientation">
   Mozilla Bug 529289
  </a>
  <a target="_blank"
    href="https://bugzilla.mozilla.org/show_bug.cgi?id=559764"
    title="Make HTML5 input@type=range element accessible">
   Mozilla Bug 559764
  </a>
  <a target="_blank"
    href="https://bugzilla.mozilla.org/show_bug.cgi?id=703202"
    title="ARIA comboboxes don't fire value change events">
   Mozilla Bug 703202
  </a>
  <a target="_blank"
    href="https://bugzilla.mozilla.org/show_bug.cgi?id=761901"
    title=" HTML5 progress accessible should fire value change event">
   Mozilla Bug 761901
  </a>

  <p id="display"></p>
  <div id="content" style="display: none"></div>
  <pre id="test">
  </pre>
  <div id="eventdump"></div>

  
  <div id="slider_vn" role="slider" aria-valuenow="5"
       aria-valuemin="0" aria-valuemax="1000">slider</div>

  <div id="slider_vt" role="slider" aria-valuetext="hi"
       aria-valuemin="0" aria-valuemax="3">greeting slider</div>

  <div id="slider_vnvt" role="slider" aria-valuenow="0" aria-valuetext="plain"
       aria-valuemin="0" aria-valuemax="5">sweetness slider</div>

  
  <div id="scrollbar" role="scrollbar" aria-valuenow="5"
       aria-valuemin="0" aria-valuemax="1000">slider</div>

  
  <div id="splitter" role="separator" tabindex="0" aria-valuenow="5"
       aria-valuemin="0" aria-valuemax="1000">splitter</div>

  
  <div id="separator" role="separator" aria-valuenow="5"
       aria-valuemin="0" aria-valuemax="1000">splitter</div>

  
  <input id="combobox" role="combobox" aria-autocomplete="inline">

  
  <progress id="progress" value="22" max="100"></progress>

  
  <input type="range" id="range" min="0" max="10" value="6">

  
  <input type="range" id="range2" min="0" max="10" value="6">

  <select id="select">
    <option>1st</option>
    <option>2nd</option>
    <option>3rd</option>
  </select>

  <iframe id="selectIframe"
    src="data:text/html,">
  </iframe>

  <div id="selectShadow"></div>
  <script>
    let host = document.getElementById("selectShadow");
    let shadow = host.attachShadow({mode: "open"});
    let select = document.createElement("select");
    select.id = "shadowSelect";
    let option = document.createElement("option");
    option.textContent = "1";
    select.appendChild(option);
    option = document.createElement("option");
    option.textContent = "2";
    select.appendChild(option);
    shadow.appendChild(select);
  </script>

  <input type="number" id="number" value="1">
</body>
</html>

Messung V0.5

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